WO2016190189A1 - 熱伝導性組成物 - Google Patents
熱伝導性組成物 Download PDFInfo
- Publication number
- WO2016190189A1 WO2016190189A1 PCT/JP2016/064725 JP2016064725W WO2016190189A1 WO 2016190189 A1 WO2016190189 A1 WO 2016190189A1 JP 2016064725 W JP2016064725 W JP 2016064725W WO 2016190189 A1 WO2016190189 A1 WO 2016190189A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- average particle
- component
- mass
- conductive filler
- spherical
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 135
- 239000002245 particle Substances 0.000 claims abstract description 138
- 239000011231 conductive filler Substances 0.000 claims abstract description 85
- 150000004767 nitrides Chemical class 0.000 claims abstract description 28
- 238000002156 mixing Methods 0.000 claims abstract description 27
- 150000001875 compounds Chemical class 0.000 claims abstract description 26
- 239000004205 dimethyl polysiloxane Substances 0.000 claims abstract description 19
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims abstract description 19
- 239000000945 filler Substances 0.000 claims abstract description 19
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 28
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical group Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 17
- 229910052582 BN Inorganic materials 0.000 claims description 8
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 description 19
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 12
- 125000004432 carbon atom Chemical group C* 0.000 description 10
- 229920001296 polysiloxane Polymers 0.000 description 10
- 125000000217 alkyl group Chemical group 0.000 description 9
- 239000004519 grease Substances 0.000 description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 9
- -1 3,3,3-trifluoropropyl group Chemical group 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 229910044991 metal oxide Inorganic materials 0.000 description 6
- 150000004706 metal oxides Chemical class 0.000 description 6
- 125000003342 alkenyl group Chemical group 0.000 description 5
- 125000001183 hydrocarbyl group Chemical group 0.000 description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 5
- 239000011787 zinc oxide Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000005370 alkoxysilyl group Chemical group 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011256 inorganic filler Substances 0.000 description 3
- 229910003475 inorganic filler Inorganic materials 0.000 description 3
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 2
- 229910000611 Zinc aluminium Inorganic materials 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000000068 chlorophenyl group Chemical group 0.000 description 2
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001207 fluorophenyl group Chemical group 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 239000012798 spherical particle Substances 0.000 description 2
- 239000012756 surface treatment agent Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000006039 1-hexenyl group Chemical group 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- QYXVDGZUXHFXTO-UHFFFAOYSA-L 3-oxobutanoate;platinum(2+) Chemical compound [Pt+2].CC(=O)CC([O-])=O.CC(=O)CC([O-])=O QYXVDGZUXHFXTO-UHFFFAOYSA-L 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000005998 bromoethyl group Chemical group 0.000 description 1
- 125000004799 bromophenyl group Chemical group 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical group ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 125000004966 cyanoalkyl group Chemical group 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000004212 difluorophenyl group Chemical group 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000002438 flame photometric detection Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000008282 halocarbons Chemical group 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000006459 hydrosilylation reaction Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004344 phenylpropyl group Chemical group 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- CLSUSRZJUQMOHH-UHFFFAOYSA-L platinum dichloride Chemical compound Cl[Pt]Cl CLSUSRZJUQMOHH-UHFFFAOYSA-L 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 1
- 239000002683 reaction inhibitor Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 125000005369 trialkoxysilyl group Chemical group 0.000 description 1
- 125000000725 trifluoropropyl group Chemical group [H]C([H])(*)C([H])([H])C(F)(F)F 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/14—Solid materials, e.g. powdery or granular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
- C08K2003/282—Binary compounds of nitrogen with aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
Definitions
- the present invention relates to a thermally conductive composition that can be used as a heat dissipation material and a heat dissipation material using the same.
- Japanese Patent Laid-Open No. 62-43493 describes an invention of a heat conductive silicone grease having good heat conductivity and electrical insulation. Although it is described that boron nitride having a particle size of 0.01 to 100 ⁇ m is used as a component imparting thermal conductivity (lower right column on page 2), in the examples, boron nitride having a particle size of 1 to 5 ⁇ m is described. Is used.
- Japanese Patent Application Laid-Open No. 2003-176414 describes an invention of a thermally conductive silicone composition.
- (B) low melting point metal powder (paragraph number 0011) having an average particle size of 0.1 to 100 ⁇ m, preferably 20 to 50 ⁇ m, and (D) filler (paragraph number 0014) are described. ing.
- Japanese Patent Application Laid-Open No. 2003-218296 describes an invention of a silicone resin composition containing a silicone resin and a thermally conductive filler.
- the heat conductive filler low melting point metal powder, aluminum powder having an average particle size of 0.1 to 100 ⁇ m, preferably 20 to 50 ⁇ m, zinc oxide powder, alumina powder, etc. are described (paragraph numbers 0017 to 0021). .
- Japanese Patent Application Laid-Open No. 2003-301189 describes an invention of a heat dissipating silicone grease composition. It is described that a heat conductive filler having an average particle size of 0.1 to 100 ⁇ m, preferably 1 to 20 ⁇ m is used (paragraph numbers 0012 and 0013).
- JP 2005-112961 describes an invention of a curable organopolysiloxane composition. It is described that a heat conductive filler having an average particle size of 0.1 to 100 ⁇ m, preferably 1 to 20 ⁇ m is used (paragraph numbers 0030 to 0032).
- Japanese Patent Application Laid-Open No. 2007-99821 describes an invention of a thermally conductive silicone grease composition.
- the metal oxide powder and metal nitride powder of component (B) it is described that an average particle size of 0.1 to 10 ⁇ m, preferably 0.2 to 8 ⁇ m is used in order to obtain desired thermal conductivity. (Paragraph numbers 0016 and 0017).
- Japanese Patent Application Laid-Open No. 2008-184549 describes an invention of a method for manufacturing a heat dissipation material.
- aluminum oxide (D-1) having an average particle diameter of 14 ⁇ m, aluminum oxide (D-2) having an average particle diameter of 2 ⁇ m, and zinc oxide (D-3) having an average particle diameter of 0.5 ⁇ m are used in combination. .
- Japanese Patent Application Laid-Open No. 2009-96961 describes an invention of a thermally conductive silicone grease composition.
- (B-1) a thermally conductive filler having an average particle size of 12 to 100 ⁇ m (preferably 15 to 30 ⁇ m) and (B-2) an average particle size of 0.1 to 10 ⁇ m (preferably 0.3 to 5 ⁇ m)
- B-1 a thermally conductive filler having an average particle size of 12 to 100 ⁇ m (preferably 15 to 30 ⁇ m) and
- B-2) an average particle size of 0.1 to 10 ⁇ m (preferably 0.3 to 5 ⁇ m)
- the use of a thermally conductive filler is described (claims, paragraphs 0028-0030).
- Japanese Patent Application Laid-Open No. 2010-13563 describes an invention of a thermally conductive silicone grease. It is described that the heat conductive inorganic filler (A) preferably has an average particle size of 0.1 to 100 ⁇ m, particularly 1 to 70 ⁇ m (paragraph 0025).
- B-1 zinc oxide powder (indefinite shape, average particle size: 1.0 ⁇ m)
- B-2 alumina powder (spherical shape, average particle size: 2.0 ⁇ m)
- B-3 aluminum powder (indefinite Regular, average particle size of 7.0 ⁇ m) is used.
- Japanese Patent Application Laid-Open No. 2010-126568 describes an invention of a silicone grease composition for heat dissipation.
- the thermally conductive inorganic filler is required to have an average particle diameter in the range of 0.1 to 100 ⁇ m, and preferably 0.5 to 50 ⁇ m.
- C-1 alumina powder (average particle size 10 ⁇ m, specific surface area 1.5 m 2 / g)
- C-2 alumina powder (average particle size 1 ⁇ m, specific surface area 8 m 2 / g)
- C-3 Zinc oxide powder (average particle size 0.3 ⁇ m, specific surface area 4 m 2 / g)
- C-4 aluminum powder (average particle size 10 ⁇ m, specific surface area 3 m 2 / g)
- C-5 alumina powder (average particle size 0) 0.01 ⁇ m and a specific surface area of 160 m 2 / g) are used.
- Japanese Patent Application Laid-Open No. 2011-122000 describes an invention of a silicone composition for a high thermal conductivity potting material.
- a heat conductive filler having an average particle size of 1 to 100 ⁇ m, preferably 5 to 50 ⁇ m is used (paragraph number 0018).
- alumina powder is used as the thermally conductive filler, (B1) spherical alumina having an average particle size of more than 5 ⁇ m to 50 ⁇ m and (B2) spherical or non-spherical particles having an average particle size of 0.1 ⁇ m to 5 ⁇ m. It is described that it is preferable to use regular alumina together (paragraph number 0018).
- the thermally conductive filler as the component (B) mainly contains alumina, (Ci) amorphous alumina having an average particle diameter of 10 to 30 ⁇ m, and (Cii) average particle diameter of 30 to 85 ⁇ m. (C-iii) It is described that it is made of an insulating inorganic filler having an average particle size of 0.1 to 6 ⁇ m (paragraph number 0032), and amorphous alumina and spherical alumina are combined. In this way, a unique effect can be obtained. Summary of the Invention
- An object of the present invention is to provide a thermally conductive composition having a low thermal viscosity and good thermal conductivity, and a heat dissipation material using the thermal conductive composition.
- a thermally conductive composition comprising (A) a spherical thermally conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane, wherein the component (A)
- the spherical heat conductive filler is a mixture obtained by blending fillers having different average particle diameters at a specific ratio, and the mixture comprises a spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more made of nitride.
- a thermally conductive composition comprising 30% by mass or more is provided.
- a thermally conductive composition containing (A) a spherical thermally conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane, wherein (A) The spherical heat conductive filler as a component is a mixture formed by blending fillers having different average particle sizes in a specific ratio, and the mixture is a spherical heat conductive filler having an average particle size of 50 ⁇ m or more made of nitride. Is provided at 30% by mass or more, and a thermal conductive composition is provided by adding 10% by mass or more of a spherical thermal conductive filler having an average particle diameter of less than 1 ⁇ m.
- the present invention provides a heat dissipation material using the composition according to the first or second embodiment.
- composition of the present invention has a high thermal conductivity, it can have a low viscosity, and therefore, when used as a heat dissipation material, it can be easily applied to an application target.
- the heat conductive composition of the first embodiment of the present invention contains (A) a spherical heat conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane.
- the component (A) is a spherical heat conductive filler and does not include an amorphous heat conductive filler.
- a sphere does not need to be a perfect sphere, but when a major axis and a minor axis exist, it indicates that the major axis / minor axis is about 1.0 ⁇ 0.2. It is.
- the spherical heat conductive filler of component (A) is a mixture obtained by blending fillers having different average particle diameters at a specific ratio, and since the heat conductivity can be increased, the mixture has an average particle diameter of 50 ⁇ m or more.
- the filler is blended in an amount of 30% by mass or more, preferably 40% by mass or more, and more preferably 50% by mass or more.
- the mixture of the component (A) is formed by blending 50% by mass or more of a spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more, and a spherical heat conductive filler having an average particle diameter of less than 50 ⁇ m. Are preferably blended in an amount of 50% by mass or less.
- the mixture of the component (A) contains 50 to 70 spherical heat conductive filler having an average particle size of 50 ⁇ m or more, preferably an average particle size of 50 to 100 ⁇ m, more preferably an average particle size of 50 to 80 ⁇ m. 30% by mass, preferably 50 to 60% by mass of a spherical thermally conductive filler having an average particle size of less than 50 ⁇ m, preferably an average particle size of 1 to 10 ⁇ m, more preferably an average particle size of 1 to 5 ⁇ m. More preferably 50% by mass, preferably 40-50% by mass.
- the spherical thermal conductive filler having an average particle diameter of 50 ⁇ m or more is made of nitride, and the nitride is preferably aluminum nitride or boron nitride from the viewpoint of thermal conductivity.
- the spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more does not use a metal oxide such as aluminum oxide or zinc oxide, or a metal such as aluminum.
- Examples of spherical heat conductive fillers having an average particle diameter of 50 ⁇ m or more made of nitride include round aluminum nitride “FAN-f50-J (average particle diameter 50 ⁇ m)” and “FAN-” sold by Tokuyama Corporation. f80 (average particle diameter 80 ⁇ m) ”or the like can be used.
- the spherical heat conductive filler having an average particle diameter of less than 50 ⁇ m is preferably made of a nitride, and round aluminum nitride “HF-01 (average particle diameter 1 ⁇ m)” sold by Tokuyama Co., Ltd. HF-05 (average particle size 5 ⁇ m) ”or the like can be used.
- HF-01 average particle diameter 1 ⁇ m
- HF-05 average particle size 5 ⁇ m
- other spherical metal oxide powders and metal powders such as those selected from aluminum oxide, zinc oxide, and aluminum can also be used.
- the spherical heat conductive filler having an average particle diameter of less than 50 ⁇ m can be used by blending two or more kinds having different average particle diameters.
- Component (B) As the alkoxysilane compound as the component (B), at least the following general formula per molecule: —SiR 11 3-a (OR 12 ) a (II) (Wherein R 11 is an alkyl group having 1 to 6 carbon atoms, preferably a methyl group, R 12 is an alkyl group having 1 to 6 carbon atoms, preferably a methyl group, and a is 1, 2 or 3) A compound having an alkoxysilyl group is preferred.
- alkoxysilane compound having an alkoxysilyl group of general formula (II) examples include the following compounds of general formula (II-1) and general formula (II-2).
- alkoxysilane compound as the component (B), a compound represented by the following general formula (III) can also be used.
- R 21 a R 22 b Si (OR 23 ) 4-ab (III) wherein R 21 is independently an alkyl group having 6 to 15 carbon atoms, R 22 is independently an unsubstituted or substituted monovalent hydrocarbon group having 1 to 12 carbon atoms, and R 23 is independently And an alkyl group having 1 to 6 carbon atoms, a is an integer of 1 to 3, b is an integer of 0 to 2, provided that a + b is an integer of 1 to 3.)
- examples of the alkyl group represented by R 21 include a hexyl group, an octyl group, a nonyl group, a decyl group, a dodecyl group, and a tetradecyl group.
- examples of the unsubstituted or substituted monovalent hydrocarbon group represented by R 22 include a methyl group, an ethyl group, a propyl group, a chloromethyl group, a bromoethyl group, a 3,3,3-trifluoropropyl group, and a cyanoethyl group.
- R 23 is preferably a methyl group, an ethyl group, a propyl group, a butyl group, a hexyl group or the like.
- R ′ — O— or —CH 2 CH 2 —
- R 31 is independently an alkyl group having 1 to 6 carbon atoms, and c is an integer of 5 to 100, preferably 5 to 70, particularly preferably 10 to 50.
- a methyl group, an ethyl group, a propyl group, a butyl group, a hexyl group, and the like are preferable.
- a surface treatment agent (wetter) (paragraph numbers 0041 to 0048) of the component (D) described in JP-A-2009-221111 can also be used.
- component (B) in the composition of the first invention is 1 to 30 parts by weight, preferably 1 to 25 parts by weight, more preferably 5 to 20 parts by weight per 100 parts by weight of component (A). Part.
- the heat conductive composition of the second embodiment of the present invention also contains (A) a spherical heat conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane.
- (A) component The component (A) is a spherical heat conductive filler and does not include an amorphous heat conductive filler.
- a sphere does not need to be a perfect sphere, but when a major axis and a minor axis exist, it indicates that the major axis / minor axis is about 1.0 ⁇ 0.2. It is.
- the spherical heat conductive filler of component (A) is a mixture obtained by blending fillers having different average particle diameters at a specific ratio, and since the heat conductivity can be increased, the mixture has an average particle diameter of 50 ⁇ m or more.
- the filler is blended in an amount of 30% by mass or more, preferably 40% by mass or more, and more preferably 50% by mass or more.
- the spherical heat conductive filler of component (A) is a filler having a different average particle size, a spherical heat conductive filler having an average particle size of 50 ⁇ m or more and a spherical heat conductive filler having an average particle size of less than 1 ⁇ m. It is a mixture formed by blending the agent at a specific ratio.
- the blending amount of the spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more can increase the heat conductivity, so that it is 30% by mass or more, preferably 40% by mass or more, more preferably It is 50 mass% or more.
- the mixture of the component (A) contains 50 to 70% by mass of a spherical heat conductive filler having an average particle size of 50 ⁇ m or more, preferably an average particle size of 50 to 100 ⁇ m, more preferably an average particle size of 50 to 80 ⁇ m.
- 50 to 60% by mass is blended.
- the blending amount of the spherical thermal conductive filler having an average particle diameter of less than 1 ⁇ m in the mixture of the component (A) is preferably 10% by mass or more. Is 15% by mass or more. In one example, the blending amount of the spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m in the mixture of the component (A) is preferably 10 to 30% by mass, more preferably 15 to 25% by mass.
- the mixture of the component (A) has an average particle diameter of 1 ⁇ m or more, with the remainder excluding the spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more and the spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m. It is preferable to blend a spherical heat conductive filler having an average particle size of less than 50 ⁇ m, preferably an average particle size of 1 to 10 ⁇ m, more preferably an average particle size of 1 to 5 ⁇ m.
- the spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more is made of nitride, and the nitride is preferably aluminum nitride or boron nitride from the viewpoint of heat conductivity.
- spherical heat conductive fillers having an average particle diameter of 50 ⁇ m or more made of nitride include round aluminum nitride “FAN-f50-J (average particle diameter 50 ⁇ m)” and “FAN-” sold by Tokuyama Corporation. f80 (average particle diameter 80 ⁇ m) ”or the like can be used.
- the spherical thermal conductive filler having an average particle diameter of 1 ⁇ m or more to an average particle diameter of less than 50 ⁇ m, preferably an average particle diameter of 1 to 10 ⁇ m, more preferably an average particle diameter of 1 to 5 ⁇ m is preferably made of nitride.
- Round aluminum nitride “HF-01 (average particle size 1 ⁇ m)”, “HF-05 (average particle size 5 ⁇ m)”, etc. sold by Tokuyama can be used.
- HF-01 average particle size 1 ⁇ m
- HF-05 average particle size 5 ⁇ m
- other spherical metal oxide powders and metal powders such as those selected from aluminum oxide, zinc oxide, and aluminum can also be used.
- Spherical thermally conductive fillers having an average particle diameter of less than 1 ⁇ m are metal oxides such as aluminum oxide (Al 2 O 3 ) and zinc oxide (ZnO), nitrides such as aluminum nitride and boron nitride, aluminum, copper, Those selected from metals such as silver and gold, and core / shell type particles of metal / metal oxide can be used.
- metal oxides such as aluminum oxide (Al 2 O 3 ) and zinc oxide (ZnO)
- nitrides such as aluminum nitride and boron nitride, aluminum, copper, Those selected from metals such as silver and gold, and core / shell type particles of metal / metal oxide can be used.
- Component (B) The same alkoxysilane compound or dimethylpolysiloxane as the component (B) used in the thermally conductive composition of the first embodiment can be used.
- the content of the component (B) in the composition of the second embodiment is 1 to 20 parts by weight, preferably 1 to 15 parts by weight, and more preferably 3 to 15 parts by weight with respect to 100 parts by weight of the component (A). Part by mass.
- composition of the first embodiment and the composition of the second embodiment can further contain polyorganosiloxane as the component (C) in addition to the components (A) and (B).
- the polyorganosiloxane (C) does not include the dimethylpolysiloxane (B).
- compositional formula (I) As a polyorganosiloxane of a component, what is represented by the following average compositional formula (I) can be used. R 1 a R 2 b SiO [4- (a + b)] / 2 (I)
- R 1 is an alkenyl group.
- the alkenyl group preferably has 2 to 8 carbon atoms, and examples thereof include a vinyl group, an allyl group, a propenyl group, a 1-butenyl group, and a 1-hexenyl group, preferably a vinyl group. is there.
- an alkenyl group is contained, one or more, preferably two or more are contained in one molecule.
- the component (C) can be adjusted between gel and rubber.
- the alkenyl group may be bonded to the silicon atom at the end of the molecular chain, may be bonded to the silicon atom in the middle of the molecular chain, or may be bonded to both.
- R 2 is a substituted or unsubstituted monovalent hydrocarbon group not containing an aliphatic unsaturated bond.
- the substituted or unsubstituted monovalent hydrocarbon group which does not contain an aliphatic unsaturated bond has 1 to 12 carbon atoms, preferably 1 to 10 carbon atoms, such as a methyl group, an ethyl group, a propyl group, an isopropyl group.
- Alkyl groups such as butyl, hexyl, octyl, decyl and dodecyl; cycloalkyl groups such as cyclopentyl, cyclohexyl and cyclobutyl; aryl groups such as phenyl, tolyl, xylyl and naphthyl; Aralkyl groups such as benzyl group, phenylethyl group, phenylpropyl group; groups in which some or all of the hydrogen atoms of these hydrocarbon groups are substituted with halogen atoms such as chlorine, fluorine, bromine, and cyan groups, such as chloromethyl Group, trifluoropropyl group, chlorophenyl group, bromophenyl group, dibromophenyl group, tetrachlorophenyl group Group, fluorophenyl group, a halogenated hydrocarbon group or ⁇ - cyanoethyl groups such as difluoroph
- the total amount of the component (B) and the component (C) is 1.5 to 35 parts by mass, preferably 1.5 to 30 parts per 100 parts by mass of the component (A).
- the content is preferably 1.5 to 28 parts by mass.
- the content ratio of the component (C) in the total amount of the component (B) and the component (C) is 15 to 98% by mass, preferably 18 to 98% by mass. More preferably, it is blended so as to be 20 to 98% by mass.
- composition of the present invention includes, as necessary, a reaction inhibitor, reinforcing silica, flame retardant imparting agent, heat resistance improver, plasticizer, colorant, adhesion imparting agent, diluent and the like. Can be contained in a range that does not impair.
- compositions of the first and second embodiments of the present invention are in the form of a grease (paste).
- the component (C) contains an unsaturated group as a substituent.
- the hardness can be adjusted from a gel-like to a rubber-like by using the following (D) component and (E) component together.
- rubber-like ones when rubber-like ones are used, they include everything from elastic ones to hard ones such as stones.
- the component (D) is a polyorganohydrogensiloxane and is a component that serves as a crosslinking agent for the component (C).
- the polyorganohydrogensiloxane as component (D) has 2 or more, preferably 3 or more hydrogen atoms bonded to silicon atoms in one molecule. This hydrogen atom may be bonded to the silicon atom at the end of the molecular chain, may be bonded to the silicon atom in the middle of the molecular chain, or may be bonded to both.
- a polyorganohydrogensiloxane having hydrogen atoms bonded to silicon atoms only at both ends may be used in combination.
- component (D) may be any of linear, branched, cyclic or three-dimensional network, and may be used alone or in combination of two or more.
- the polyorganohydrogensiloxane of component (D) is known, and for example, component (B) described in JP-A-2008-184549 can be used.
- the component (E) is a platinum-based catalyst, and is a component that accelerates curing after the components (C) and (D) are kneaded.
- the well-known catalyst used for hydrosilylation reaction can be used.
- platinum black, platinum chloride, chloroplatinic acid, a reaction product of chloroplatinic acid and a monohydric alcohol, a complex of chloroplatinic acid and olefins or vinyl siloxane, platinum bisacetoacetate and the like can be mentioned.
- the content of the component (E) can be adjusted as appropriate according to the desired curing rate, and the content of the component (C) and the component (D) is 0. A range of 1 to 1000 ppm is preferred.
- the composition of the present invention can be obtained by mixing the components (A) and (B) and, if necessary, other optional components with a mixer such as a planetary mixer. At the time of mixing, mixing may be performed while heating in the range of 50 to 150 ° C. as necessary. Furthermore, for uniform finishing, it is preferable to perform a kneading operation under a high shearing force.
- a kneading apparatus there are a three roll, a colloid mill, a sand grinder, etc. Among them, a method using a three roll is preferable.
- composition of the present invention when the composition of the present invention is further in the form of a gel containing the component (D) and the component (E), it can be obtained in the same manner as the method for producing a heat dissipation material described in JP-A-2008-184549. .
- the heat dissipating material made of the composition of the present invention is made of the heat conductive composition described above.
- the heat dissipating material comprising the composition of the present invention is a grease-like material that does not contain the component (D) and the component (E)
- the viscosity viscosity determined by the measuring method described in the examples
- it is preferably in the range of 10 to 1000 Pa ⁇ s.
- the heat dissipating material comprising the composition of the present invention has a thermal conductivity at 23 ° C. of 2.0 W / (m ⁇ K) or more, preferably 2.5 W / (m ⁇ K) or more, more preferably measured by a hot wire method. More than 3.0 W / (m ⁇ K).
- the content ratio of the component (A) in the composition is preferably 80% by mass or more, depending on the required thermal conductivity (A). The content ratio of the components can be increased.
- the heat-dissipating material of the present invention is not only a PC / server equipped with a CPU that generates a large amount of heat, but also power modules, VLSI, electronic devices equipped with optical components (optical pickups and LEDs), and home appliances (DVD / HDD). It can be used as a heat dissipation material for recorders (players, AV devices such as FPDs), PC peripheral devices, home game machines, automobiles, and industrial devices such as inverters and switching power supplies.
- the heat dissipating material can have a grease form (paste form), a gel form, a rubber form, or the like.
- thermoly conductive composition containing a spherical thermally conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane
- the spherical thermal conductive filler of the component (A) is a mixture obtained by blending fillers having different average particle diameters at a specific ratio, and the mixture is a spherical heat having an average particle diameter of 50 ⁇ m or more made of nitride.
- a thermally conductive composition comprising a conductive filler in an amount of 30% by mass or more, preferably 40% by mass or more, and more preferably 50% by mass or more.
- the mixture of the component (A) is a mixture of 50% by mass or more of a spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more made of nitride, and a spherical heat conductivity having an average particle diameter of less than 50 ⁇ m.
- a thermally conductive composition containing (A) a spherical thermally conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane,
- the spherical thermal conductive filler of the component (A) is a mixture obtained by blending fillers having different average particle sizes at a specific ratio, and the mixture has an average particle size of 50 to 100 ⁇ m, preferably composed of nitride.
- a heat conductive composition comprising 50 to 70% by mass, preferably 50 to 60% by mass of a spherical heat conductive filler having an average particle size of 50 to 80 ⁇ m.
- the mixture of the component (A) contains 30 to 50% by mass, preferably 40 to 50% by mass of a spherical heat conductive filler having an average particle size of 1 to 10 ⁇ m, preferably an average particle size of 1 to 5 ⁇ m.
- a thermally conductive composition preferably a thermally conductive composition.
- the alkoxysilane compound or dimethylpolysiloxane (B) component is contained in an amount of 1 to 30 parts by weight, preferably 1 to 25 parts by weight, more preferably 5 to 20 parts by weight, based on 100 parts by weight of the component (A).
- ⁇ 6> (A) a thermally conductive composition containing a spherical thermally conductive filler and (B) an alkoxysilane compound or dimethylpolysiloxane,
- the spherical heat conductive filler of the component (A) is a mixture formed by blending fillers having different average particle diameters at a specific ratio, The mixture is formed by blending a spherical heat conductive filler made of nitride with an average particle size of 50 ⁇ m or more in an amount of 30% by mass or more, preferably 40% by mass or more, more preferably 50% by mass or more, and an average particle size of 1 ⁇ m.
- a heat conductive composition comprising a spherical heat conductive filler of less than 10% by mass, preferably 15% by mass or more.
- the mixture of the component (A) is a mixture of a spherical heat conductive filler having an average particle diameter of 50 ⁇ m or more made of nitride of 30% by mass or more, preferably 40% by mass or more, more preferably 50% by mass or more.
- a spherical heat conductive filler having an average particle size of less than 1 ⁇ m is blended in an amount of 10% by mass or more, preferably 15% by mass or more, and the balance is a spherical particle having an average particle size of 1 ⁇ m or more and an average particle size of less than 50 ⁇ m.
- ⁇ 6> a thermally conductive composition comprising a thermally conductive filler.
- the mixture of the component (A) is 50 to 70% by mass, preferably 50 to 70% by weight of a spherical heat conductive filler composed of a nitride and having an average particle size of 50 to 100 ⁇ m, preferably an average particle size of 50 to 80 ⁇ m.
- a spherical heat conductive filler composed of a nitride and having an average particle size of 50 to 100 ⁇ m, preferably an average particle size of 50 to 80 ⁇ m.
- the mixture of the component (A) is blended with 10 to 30% by mass, preferably 15 to 25% by mass of a spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m, ⁇ 6> to ⁇ 8
- the thermal conductive composition of any of> is blended with 10 to 30% by mass, preferably 15 to 25% by mass of a spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m, ⁇ 6> to ⁇ 8
- the thermal conductive composition of any of> is blended with 10 to 30% by mass, preferably 15 to 25% by mass of a spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m, ⁇ 6> to ⁇ 8
- the alkoxysilane compound or dimethylpolysiloxane (B) component is contained in an amount of 1 to 20 parts by weight, preferably 1 to 15 parts by weight, more preferably 3 to 15 parts by weight with respect to 100 parts by weight of the component (A).
- the heat conductive composition in any one of ⁇ 10>.
- ⁇ 12> The heat conductive composition according to any one of ⁇ 6> to ⁇ 11>, wherein the spherical heat conductive filler having an average particle diameter of less than 1 ⁇ m is aluminum oxide or zinc oxide.
- ⁇ 13> The thermally conductive composition according to any one of ⁇ 1> to ⁇ 12>, wherein the nitride is aluminum nitride or boron nitride.
- a heat dissipation material comprising the thermally conductive composition according to any one of ⁇ 1> to ⁇ 13>.
- the (A) is a mixture obtained by blending fillers having different average particle sizes in a specific ratio, and the mixture is made of nitride having an average particle size of 50 ⁇ m or more, preferably an average particle size of 50 to 100 ⁇ m, more preferably
- the (A) is a mixture obtained by blending fillers having different average particle sizes in a specific ratio, and the mixture is made of nitride having an average particle size of 50 ⁇ m or more, preferably an average particle size of 50 to 100 ⁇ m, more preferably A spherical heat conductive filler having an average particle size of 50 to 80 ⁇ m is blended in an amount of 30% by mass or more, preferably 40% by mass or more, and more preferably 50% by mass or more.
- nitride is aluminum nitride or boron nitride.
- composition, heat dissipation material or production method according to any one of ⁇ 1> to ⁇ 17>, wherein the component (B) is an alkoxysilane compound having an alkoxysilyl group of the general formula (II).
- composition, heat dissipation material or production method according to ⁇ 18>, wherein the component (B) is a compound of the general formula (II-1) or the general formula (II-2).
- composition, heat dissipation material, or production method according to any one of ⁇ 1> to ⁇ 17>, wherein the component (B) is dimethylpolysiloxane represented by the general formula (IV).
- composition, heat dissipation material, or production method according to any one of ⁇ 1> to ⁇ 17>, further comprising a polyorganosiloxane represented by an average composition formula (I) as component (C).
- composition, heat dissipation material or production method according to ⁇ 22> further comprising polyorganohydrogensiloxane as the component (D) and a platinum catalyst as the component (E).
- Component (B) Surface treatment agent (in general formula (II-1), x: 20, Y: Si (CH 3 ) 2 CH ⁇ CH 2 )
- Thermal conductivity was performed at 23 ° C. using a thermal conductivity meter (QTM-500, manufactured by Kyoto Electronics Industry Co., Ltd.) according to the hot wire method.
- Examples 1-18 The components (A) and (B) shown in Tables 1 and 2 were charged into a planetary mixer (manufactured by Dalton), stirred and mixed at room temperature for 1 hour, and further stirred and mixed at 120 ° C for 1 hour. A conductive composition was obtained. (B) The quantity of a component is a mass part display with respect to 100 mass parts of (A) component. The viscosity and thermal conductivity of the composition were measured. The results are shown in Tables 1 and 2.
- Examples 19-22 The components (A) and (B) shown in Table 3 were charged into a planetary mixer (manufactured by Dalton), stirred and mixed at room temperature for 1 hour, and further stirred and mixed at 120 ° C. for 1 hour to obtain a thermally conductive composition. I got a thing.
- (B) The quantity of a component is a mass part display with respect to 100 mass parts of (A) component. The viscosity and thermal conductivity of the composition were measured by the following methods. The results are shown in Table 3.
- the heat conductive composition of the present invention can be used as a heat dissipation material for various devices having a heat generating portion such as an electronic device such as a personal computer.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
背景技術
特開昭62-43493号公報には、熱伝導性と電気絶縁性の良い熱伝導性シリコーングリースの発明が記載されている。熱伝導性を付与する成分として、粒子径が0.01~100μmのボロンナイトライドを使用することが記載されているが(2頁右下欄)、実施例では粒度1~5μmのボロンナイトライドが使用されている。
実施例では、C-1:アルミナ粉末(平均粒子径10μm、比表面積1.5m2/g)、C-2:アルミナ粉末(平均粒子径1μm、比表面積8m2/g)、C-3:酸化亜鉛粉末(平均粒子径0.3μm、比表面積4m2/g)、C-4:アルミ粉末(平均粒子径10μm、比表面積3m2/g)、C-5:アルミナ粉末(平均粒子径0.01μm、比表面積160m2/g)が使用されている。
発明の概要
発明を実施するための形態
本発明の第1の実施形態の熱伝導性組成物は、(A)球状の熱伝導性充填剤と(B)アルコキシシラン化合物またはジメチルポリシロキサンを含有する。
(A)成分は球状の熱伝導性充填剤であり、不定形の熱伝導性充填剤は含まれない。球状は、完全な球であることを要するものではないが、長軸と短軸が存在している場合には、長軸/短軸=1.0±0.2程度であるものを示すものである。
(B)成分のアルコキシシラン化合物としては、1分子中に少なくとも次の一般式:-SiR11 3-a(OR12)a (II)
(式中、R11は炭素数1~6のアルキル基、好ましくはメチル基、R12は炭素数1~6のアルキル基、好ましくはメチル基、aは1、2または3)で表されるアルコキシシリル基を有している化合物が好ましい。
R21 aR22 bSi(OR23)4-a-b (III)
(式中、R21は独立に炭素原子数6~15のアルキル基であり、R22は独立に非置換または置換の炭素原子数1~12の1価炭化水素基であり、R23は独立に炭素原子数1~6のアルキル基であり、aは1~3の整数、bは0~2の整数であり、但しa+bは1~3の整数である。)
R31で表されるアルキル基としては、メチル基、エチル基、プロピル基、ブチル基、ヘキシル基などが好ましい。
本発明の第2の実施形態の熱伝導性組成物も、(A)球状の熱伝導性充填剤と(B)アルコキシシラン化合物またはジメチルポリシロキサンを含有する。
[(A)成分]
(A)成分は球状の熱伝導性充填剤であり、不定形の熱伝導性充填剤は含まれない。球状は、完全な球であることを要するものではないが、長軸と短軸が存在している場合には、長軸/短軸=1.0±0.2程度であるものを示すものである。
(A)成分の球状の熱伝導性充填剤は平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、熱伝導性を高くできることから、前記混合物が、平均粒子径50μm以上の充填剤を30質量%以上配合してなり、40質量%以上配合してなることが好ましく、50質量%以上配合してなることがより好ましい。
第1実施形態の熱伝導性組成物で使用した(B)成分と同じアルコキシシラン化合物またはジメチルポリシロキサンを使用することができる。
第1実施形態の組成物と第2実施形態の組成物は、それぞれの(A)成分と(B)成分に加えて、さらに(C)成分としてポリオルガノシロキサンを含有することができる。(C)成分のポリオルガノシロキサンには、(B)成分のジメチルポリシロキサンは含まれない。
(C)成分のポリオルガノシロキサンとしては、次の平均組成式(I)で表されるものを使用することができる。
R1 aR2 bSiO[4-(a+b)]/2 (I)
(C)成分の23℃における粘度は、0.01~10Pa・sであることが好ましい。より好ましくは0.02~1.0Pa・sである。
(D)成分は、ポリオルガノハイドロジェンシロキサンであり、(C)成分の架橋剤となる成分である。(D)成分のポリオルガノハイドロジェンシロキサンは、1分子中にケイ素原子に結合した水素原子を2個以上、好ましくは3個以上有するものである。この水素原子は、分子鎖末端のケイ素原子に結合していても、分子鎖途中のケイ素原子に結合していても、両方に結合していてもよい。さらに両末端のみにケイ素原子に結合した水素原子を有するポリオルガノハイドロジェンシロキサンを併用してもよい。(D)成分の分子構造は、直鎖状、分岐鎖状、環状あるいは三次元網目状のいずれでもよく、1種単独又は2種以上を併用してもよい。(D)成分のポリオルガノハイドロジェンシロキサンは公知のものであり、例えば特開2008-184549号公報に記載されている(B)成分を使用することができる。
(E)成分は白金系触媒であり、(C)成分と(D)成分を混練した後の硬化を促進させる成分である。(E)成分としては、ヒドロシリル化反応に用いられる周知の触媒を用いることができる。例えば白金黒、塩化第二白金、塩化白金酸、塩化白金酸と一価アルコールとの反応物、塩化白金酸とオレフィン類やビニルシロキサンとの錯体、白金ビスアセトアセテートなどを挙げることができる。(E)成分の含有量は、所望の硬化速度などに応じて適宜調整することができるものであり、(C)成分と(D)成分の合計量に対し、白金元素に換算して0.1~1000ppmの範囲とすることが好ましい。
<1>(A)球状の熱伝導性充填剤と(B)アルコキシシラン化合物またはジメチルポリシロキサンを含有する熱伝導性組成物であって、
前記(A)成分の球状の熱伝導性充填剤が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、前記混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を30質量%以上、好ましくは40質量%以上、より好ましくは50質量%以上配合してなる、熱伝導性組成物。
前記(A)成分の球状の熱伝導性充填剤が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、前記混合物が、窒化物からなる平均粒子径50~100μm、好ましくは平均粒子径50~80μmの球状の熱伝導性充填剤を50~70質量%、好ましくは50~60質量%配合してなる、熱伝導性組成物。
前記(A)成分の球状の熱伝導性充填剤が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、
前記混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を30質量%以上、好ましくは40質量%以上、より好ましくは50質量%以上配合してなり、平均粒子径1μm未満の球状の熱伝導性充填剤を10質量%以上、好ましくは15質量%以上配合してなる、熱伝導性組成物。
前記(A)が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、前記混合物が、窒化物からなる平均粒子径50μm以上、好ましくは平均粒子径50~100μm、より好ましくは平均粒子径50~80μmの充填剤を30質量%以上、好ましくは40質量%以上、より好ましくは50質量%以上配合してなる、熱伝導性組成物の製造方法。
前記(A)が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、前記混合物が、窒化物からなる平均粒子径50μm以上、好ましくは平均粒子径50~100μm、より好ましくは平均粒子径50~80μmの充填剤を30質量%以上、好ましくは40質量%以上、より好ましくは50質量%以上配合してなり、また、平均粒子径1μm未満の球状の熱伝導性充填剤を10質量%以上、好ましくは15質量%以上配合してなる、熱伝導性組成物の製造方法。
実施例
(A)成分
丸み状窒化アルミニウム「FAN-f80」,平均粒子径80μm,(株)トクヤマ
丸み状窒化アルミニウム「FAN-f50-J」,平均粒子径50μm,(株)トクヤマ
丸み状窒化アルミニウム「HF-05」,平均粒子径5μm,(株)トクヤマ
丸み状窒化アルミニウム「HF-01」,平均粒子径1μm,(株)トクヤマ
丸み状アルミナ「スミコランダム」,平均粒子径0.4μm,住友化学(株)
表面処理剤(一般式(II-1)において、x:20、Y:Si(CH3)2CH=CH2)
[平均粒子径]
平均粒子径(メジアン径d50)は、コールカウンター法により測定した。
JIS K6249に準拠。回転粘度計ローターNo.7、回転数20rpm、1分値の粘度を示す。
23℃において、熱線法に従い、熱伝導率計(京都電子工業社製、QTM-500)を用いて測定した。
表1、表2に示す(A)および(B)成分をプラネタリー型ミキサー(ダルトン社製)に仕込み、室温にて1時間撹拌混合し、さらに120℃にて1時間撹拌混合して、熱伝導性組成物を得た。(B)成分の量は、(A)成分100質量部に対する質量部表示である。組成物の粘度、熱伝導率を測定した。結果を表1及び表2に示す。
表3に示す(A)および(B)成分をプラネタリー型ミキサー(ダルトン社製)に仕込み、室温にて1時間撹拌混合し、さらに120℃にて1時間撹拌混合して、熱伝導性組成物を得た。(B)成分の量は、(A)成分100質量部に対する質量部表示である。組成物の粘度、熱伝導率を下記の方法で測定した。結果を表3に示す。
表4~表6に示す(A)および(B)成分をプラネタリー型ミキサー(ダルトン社製)に仕込み、室温にて1時間撹拌混合し、さらに120℃にて1時間撹拌混合して、比較用の熱伝導性組成物を得た。(B)成分の量は、(A)成分100質量部に対する質量部表示である。組成物の粘度、熱伝導率を測定した。結果を表4~表6に示す。なお、表5~表6中の「纏まる限界」は、上記と同じ意味である。
産業上の利用可能性
Claims (6)
- (A)球状の熱伝導性充填剤と(B)アルコキシシラン化合物またはジメチルポリシロキサンを含有する熱伝導性組成物であって、
前記(A)成分の球状の熱伝導性充填剤が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、前記混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を30質量%以上配合してなる、熱伝導性組成物。 - 前記(A)成分の混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を50質量%以上配合してなり、平均粒子径50μm未満の球状の熱伝導性充填剤を50質量%以下配合してなる、請求項1記載の熱伝導性組成物。
- (A)球状の熱伝導性充填剤と(B)アルコキシシラン化合物またはジメチルポリシロキサンを含有する熱伝導性組成物であって、
前記(A)成分の球状の熱伝導性充填剤が平均粒子径の異なる充填剤を特定割合で配合してなる混合物であり、
前記混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を30質量%以上配合してなり、平均粒子径1μm未満の球状の熱伝導性充填剤を10質量%以上配合してなる、熱伝導性組成物。 - 前記(A)成分の混合物が、窒化物からなる平均粒子径50μm以上の球状の熱伝導性充填剤を30質量%以上配合してなり、平均粒子径1μm未満の球状の熱伝導性充填剤を10質量%以上配合してなり、残部が平均粒子径1μm以上~平均粒子径50μm未満の球状の熱伝導性充填剤を配合してなる、請求項3記載の熱伝導性組成物。
- 前記窒化物が窒化アルミニウムまたは窒化ホウ素である、請求項1~4のいずれか1項に記載の熱伝導性組成物。
- 請求項1~5のいずれか1項に記載の熱伝導性組成物からなる放熱材料。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16799895.4A EP3299420A4 (en) | 2015-05-22 | 2016-05-18 | THERMOCONDUCTIVE COMPOSITION |
JP2016554300A JP6223591B2 (ja) | 2015-05-22 | 2016-05-18 | 熱伝導性組成物 |
US15/574,642 US20180134938A1 (en) | 2015-05-22 | 2016-05-18 | Thermally conductive composition |
CN201680029425.2A CN107532001B (zh) | 2015-05-22 | 2016-05-18 | 导热性组合物 |
KR1020177031968A KR102544366B1 (ko) | 2015-05-22 | 2016-05-18 | 열전도성 조성물 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015104113 | 2015-05-22 | ||
JP2015-104113 | 2015-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016190189A1 true WO2016190189A1 (ja) | 2016-12-01 |
Family
ID=57394073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2016/064725 WO2016190189A1 (ja) | 2015-05-22 | 2016-05-18 | 熱伝導性組成物 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20180134938A1 (ja) |
EP (1) | EP3299420A4 (ja) |
JP (1) | JP6223591B2 (ja) |
KR (1) | KR102544366B1 (ja) |
CN (1) | CN107532001B (ja) |
TW (1) | TWI714587B (ja) |
WO (1) | WO2016190189A1 (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018016566A1 (ja) * | 2016-07-22 | 2018-01-25 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
WO2018074247A1 (ja) * | 2016-10-18 | 2018-04-26 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
WO2020262449A1 (ja) * | 2019-06-26 | 2020-12-30 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
US11254849B2 (en) | 2015-11-05 | 2022-02-22 | Momentive Performance Materials Japan Llc | Method for producing a thermally conductive polysiloxane composition |
US11286349B2 (en) | 2016-07-22 | 2022-03-29 | Momentive Performance Materials Japan Llc | Surface treatment agent for thermally conductive polyorganosiloxane composition |
US11359124B2 (en) | 2017-05-31 | 2022-06-14 | Momentive Performance Materials Japan Llc | Thermally conductive polysiloxane composition |
JP7577046B2 (ja) | 2021-10-21 | 2024-11-01 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
JP7596151B2 (ja) | 2019-01-25 | 2024-12-09 | デンカ株式会社 | フィラー組成物、シリコーン樹脂組成物及び放熱部品 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10501671B2 (en) * | 2016-07-26 | 2019-12-10 | Honeywell International Inc. | Gel-type thermal interface material |
CN109233287A (zh) * | 2018-08-09 | 2019-01-18 | 张剑 | 一种导热型绝缘硅橡胶垫片 |
US11851603B2 (en) | 2018-11-07 | 2023-12-26 | Dow Silicones Corporation | Thermally conductive composition and methods and devices in which said composition is used |
EP3902873A4 (en) * | 2018-12-29 | 2022-11-09 | Dow Global Technologies LLC | THERMALLY CONDUCTIVE COMPOSITION WITH MGO FILLER AND METHODS AND DEVICES USING SUCH COMPOSITION |
JP7027368B2 (ja) * | 2019-04-01 | 2022-03-01 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物、その製造方法及び半導体装置 |
WO2021109051A1 (en) * | 2019-12-05 | 2021-06-10 | Dow Silicones Corporation | Highly thermally conductive flowable silicone composition |
JP2023519137A (ja) * | 2020-03-26 | 2023-05-10 | ディディピー スペシャルティ エレクトロニック マテリアルズ ユーエス,エルエルシー | 多峰性分布の球状フィラーを含む熱界面材料 |
CN111334045A (zh) * | 2020-04-26 | 2020-06-26 | 苏州矽美科导热科技有限公司 | 一种单组分快速室温固化导热凝胶及其制作工艺 |
JP7355767B2 (ja) * | 2021-01-13 | 2023-10-03 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11145351A (ja) * | 1997-11-07 | 1999-05-28 | Denki Kagaku Kogyo Kk | 放熱スペーサー |
JP2001158610A (ja) * | 1999-11-29 | 2001-06-12 | Denki Kagaku Kogyo Kk | 樹脂充填用窒化アルミニウム粉末及びその用途 |
JP2002164481A (ja) * | 2000-11-13 | 2002-06-07 | Three M Innovative Properties Co | 熱伝導性シート |
JP2002299533A (ja) * | 2001-03-29 | 2002-10-11 | Denki Kagaku Kogyo Kk | 放熱スペーサー |
JP2010155870A (ja) * | 2007-04-20 | 2010-07-15 | Denki Kagaku Kogyo Kk | 熱伝導性コンパウンドおよびその製造方法 |
JP2014208728A (ja) * | 2013-04-16 | 2014-11-06 | 富士高分子工業株式会社 | 蓄熱性シリコーン材料及びその製造方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5011870A (en) * | 1989-02-08 | 1991-04-30 | Dow Corning Corporation | Thermally conductive organosiloxane compositions |
JP2000095896A (ja) * | 1998-09-24 | 2000-04-04 | Denki Kagaku Kogyo Kk | 樹脂添加用粉末、それを用いた樹脂組成物と放熱スペーサ |
US20070241303A1 (en) * | 1999-08-31 | 2007-10-18 | General Electric Company | Thermally conductive composition and method for preparing the same |
JP3474839B2 (ja) * | 1999-09-01 | 2003-12-08 | 北川工業株式会社 | 熱伝導シート及びその製造方法 |
JP4369594B2 (ja) * | 2000-04-28 | 2009-11-25 | 古河電気工業株式会社 | 熱伝導性成形体 |
WO2002092693A1 (en) * | 2001-05-14 | 2002-11-21 | Dow Corning Toray Silicone Co., Ltd. | Heat-conductive silicone composition |
JP2004352947A (ja) * | 2003-05-30 | 2004-12-16 | Shin Etsu Chem Co Ltd | 室温硬化型熱伝導性シリコーンゴム組成物 |
JP4745058B2 (ja) * | 2003-09-29 | 2011-08-10 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性シリコーン組成物 |
JP4937494B2 (ja) * | 2003-12-05 | 2012-05-23 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性シリコーン組成物 |
CN101035876A (zh) * | 2004-08-23 | 2007-09-12 | 莫门蒂夫性能材料股份有限公司 | 导热性组合物及其制备方法 |
WO2006023860A2 (en) * | 2004-08-23 | 2006-03-02 | General Electric Company | Thermally conductive composition and method for preparing the same |
JP5117049B2 (ja) * | 2004-10-18 | 2013-01-09 | 株式会社ニッペコ | 放熱用シリコーン組成物 |
JP5154010B2 (ja) * | 2005-10-27 | 2013-02-27 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性シリコーンゴム組成物 |
JP5089908B2 (ja) * | 2006-04-06 | 2012-12-05 | 株式会社マイクロン | 高熱伝導性樹脂コンパウンド・高熱伝導性樹脂成形体・放熱シート用配合粒子、高熱伝導性樹脂コンパウンド・高熱伝導性樹脂成形体・放熱シート、および、その製造方法 |
JP5607928B2 (ja) * | 2006-10-07 | 2014-10-15 | モーメンティブ・パフォーマンス・マテリアルズ・インク | 混合窒化ホウ素組成物およびその製造方法 |
JP5304588B2 (ja) * | 2009-10-26 | 2013-10-02 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物及びその硬化物 |
CN101962528A (zh) * | 2010-09-30 | 2011-02-02 | 烟台德邦科技有限公司 | 一种低粘度高导热率的双组分灌封硅胶及其制备方法 |
JP2012214612A (ja) * | 2011-03-31 | 2012-11-08 | Aica Kogyo Co Ltd | シリコーン放熱部材 |
-
2016
- 2016-05-18 US US15/574,642 patent/US20180134938A1/en not_active Abandoned
- 2016-05-18 KR KR1020177031968A patent/KR102544366B1/ko active Active
- 2016-05-18 WO PCT/JP2016/064725 patent/WO2016190189A1/ja active Application Filing
- 2016-05-18 EP EP16799895.4A patent/EP3299420A4/en active Pending
- 2016-05-18 JP JP2016554300A patent/JP6223591B2/ja active Active
- 2016-05-18 CN CN201680029425.2A patent/CN107532001B/zh active Active
- 2016-05-20 TW TW105115752A patent/TWI714587B/zh active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11145351A (ja) * | 1997-11-07 | 1999-05-28 | Denki Kagaku Kogyo Kk | 放熱スペーサー |
JP2001158610A (ja) * | 1999-11-29 | 2001-06-12 | Denki Kagaku Kogyo Kk | 樹脂充填用窒化アルミニウム粉末及びその用途 |
JP2002164481A (ja) * | 2000-11-13 | 2002-06-07 | Three M Innovative Properties Co | 熱伝導性シート |
JP2002299533A (ja) * | 2001-03-29 | 2002-10-11 | Denki Kagaku Kogyo Kk | 放熱スペーサー |
JP2010155870A (ja) * | 2007-04-20 | 2010-07-15 | Denki Kagaku Kogyo Kk | 熱伝導性コンパウンドおよびその製造方法 |
JP2014208728A (ja) * | 2013-04-16 | 2014-11-06 | 富士高分子工業株式会社 | 蓄熱性シリコーン材料及びその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3299420A4 * |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11254849B2 (en) | 2015-11-05 | 2022-02-22 | Momentive Performance Materials Japan Llc | Method for producing a thermally conductive polysiloxane composition |
WO2018016566A1 (ja) * | 2016-07-22 | 2018-01-25 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
US11286349B2 (en) | 2016-07-22 | 2022-03-29 | Momentive Performance Materials Japan Llc | Surface treatment agent for thermally conductive polyorganosiloxane composition |
US20210147681A1 (en) | 2016-07-22 | 2021-05-20 | Momentive Performance Materials Japan Llc | Thermally conductive polysiloxane composition |
US11118056B2 (en) | 2016-07-22 | 2021-09-14 | Momentive Performance Materials Japan Llc | Thermally conductive polysiloxane composition |
US11248154B2 (en) | 2016-10-18 | 2022-02-15 | Shin-Etsu Chemical Co., Ltd. | Thermoconductive silicone composition |
WO2018074247A1 (ja) * | 2016-10-18 | 2018-04-26 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
JPWO2018074247A1 (ja) * | 2016-10-18 | 2019-01-17 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
US11359124B2 (en) | 2017-05-31 | 2022-06-14 | Momentive Performance Materials Japan Llc | Thermally conductive polysiloxane composition |
JP7596151B2 (ja) | 2019-01-25 | 2024-12-09 | デンカ株式会社 | フィラー組成物、シリコーン樹脂組成物及び放熱部品 |
CN114008141A (zh) * | 2019-06-26 | 2022-02-01 | 迈图高新材料日本合同公司 | 导热性聚硅氧烷组合物 |
JP7039157B2 (ja) | 2019-06-26 | 2022-03-22 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
JPWO2020262449A1 (ja) * | 2019-06-26 | 2020-12-30 | ||
WO2020262449A1 (ja) * | 2019-06-26 | 2020-12-30 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
EP3992250A4 (en) * | 2019-06-26 | 2023-07-19 | Momentive Performance Materials Japan LLC | Thermally conductive polysiloxane composition |
CN114008141B (zh) * | 2019-06-26 | 2023-09-22 | 迈图高新材料日本合同公司 | 导热性聚硅氧烷组合物 |
JP7577046B2 (ja) | 2021-10-21 | 2024-11-01 | 信越化学工業株式会社 | 熱伝導性シリコーン組成物 |
Also Published As
Publication number | Publication date |
---|---|
TWI714587B (zh) | 2021-01-01 |
KR102544366B1 (ko) | 2023-06-19 |
CN107532001B (zh) | 2021-05-25 |
JPWO2016190189A1 (ja) | 2017-06-15 |
TW201708396A (zh) | 2017-03-01 |
EP3299420A1 (en) | 2018-03-28 |
KR20180011081A (ko) | 2018-01-31 |
EP3299420A4 (en) | 2019-01-09 |
US20180134938A1 (en) | 2018-05-17 |
CN107532001A (zh) | 2018-01-02 |
JP6223591B2 (ja) | 2017-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6223591B2 (ja) | 熱伝導性組成物 | |
JP6223590B2 (ja) | 熱伝導性組成物 | |
JP6246986B1 (ja) | 熱伝導性ポリシロキサン組成物 | |
TWI744361B (zh) | 熱傳導性聚矽氧烷組成物 | |
JP5664563B2 (ja) | 熱伝導性シリコーン組成物及びその硬化物 | |
JP6075261B2 (ja) | 熱伝導性シリコーン組成物及びその硬化物 | |
TWI767007B (zh) | 熱傳導性聚有機矽氧烷組成物 | |
TWI746856B (zh) | 熱傳導性聚矽氧烷組成物 | |
CN114008141B (zh) | 导热性聚硅氧烷组合物 | |
JP2020066713A (ja) | 熱伝導性シリコーン組成物及びその硬化物 | |
WO2021246397A1 (ja) | 二液硬化型熱伝導性グリース用組成物、熱伝導性グリース、および電子機器 | |
JP7174197B1 (ja) | 熱伝導性ポリシロキサン組成物 | |
WO2022264715A1 (ja) | 熱伝導性ポリシロキサン組成物 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2016554300 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16799895 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20177031968 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15574642 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |