WO2020159048A1 - 분체도료 조성물 - Google Patents
분체도료 조성물 Download PDFInfo
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- WO2020159048A1 WO2020159048A1 PCT/KR2019/015940 KR2019015940W WO2020159048A1 WO 2020159048 A1 WO2020159048 A1 WO 2020159048A1 KR 2019015940 W KR2019015940 W KR 2019015940W WO 2020159048 A1 WO2020159048 A1 WO 2020159048A1
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- Prior art keywords
- powder coating
- coating composition
- weight
- pigment
- curing agent
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- 239000000843 powder Substances 0.000 title claims abstract description 59
- 239000008199 coating composition Substances 0.000 title claims abstract description 50
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 239000003822 epoxy resin Substances 0.000 claims abstract description 39
- 239000000049 pigment Substances 0.000 claims abstract description 39
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 39
- 239000003054 catalyst Substances 0.000 claims abstract description 28
- -1 aliphatic imidazole compound Chemical class 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 15
- 239000004606 Fillers/Extenders Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims description 55
- 239000011248 coating agent Substances 0.000 claims description 54
- 239000000203 mixture Substances 0.000 claims description 18
- 150000001412 amines Chemical group 0.000 claims description 16
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 12
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 2
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- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 229910052570 clay Inorganic materials 0.000 claims description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 2
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- 239000000391 magnesium silicate Substances 0.000 claims description 2
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- 235000019792 magnesium silicate Nutrition 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
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- 239000003112 inhibitor Substances 0.000 description 5
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 4
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- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 3
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- QGKMIGUHVLGJBR-UHFFFAOYSA-M (4z)-1-(3-methylbutyl)-4-[[1-(3-methylbutyl)quinolin-1-ium-4-yl]methylidene]quinoline;iodide Chemical compound [I-].C12=CC=CC=C2N(CCC(C)C)C=CC1=CC1=CC=[N+](CCC(C)C)C2=CC=CC=C12 QGKMIGUHVLGJBR-UHFFFAOYSA-M 0.000 description 2
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 description 2
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 2
- BKCCAYLNRIRKDJ-UHFFFAOYSA-N 2-phenyl-4,5-dihydro-1h-imidazole Chemical compound N1CCN=C1C1=CC=CC=C1 BKCCAYLNRIRKDJ-UHFFFAOYSA-N 0.000 description 2
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- 235000000126 Styrax benzoin Nutrition 0.000 description 2
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- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 description 2
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- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 2
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- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- ZMAMKNPVAMKIIC-UHFFFAOYSA-N (5-benzyl-2-phenyl-1h-imidazol-4-yl)methanol Chemical compound OCC=1N=C(C=2C=CC=CC=2)NC=1CC1=CC=CC=C1 ZMAMKNPVAMKIIC-UHFFFAOYSA-N 0.000 description 1
- RUEBPOOTFCZRBC-UHFFFAOYSA-N (5-methyl-2-phenyl-1h-imidazol-4-yl)methanol Chemical compound OCC1=C(C)NC(C=2C=CC=CC=2)=N1 RUEBPOOTFCZRBC-UHFFFAOYSA-N 0.000 description 1
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- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 1
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- 235000007586 terpenes Nutrition 0.000 description 1
- BCNZYOJHNLTNEZ-UHFFFAOYSA-N tert-butyldimethylsilyl chloride Chemical compound CC(C)(C)[Si](C)(C)Cl BCNZYOJHNLTNEZ-UHFFFAOYSA-N 0.000 description 1
- WAGFXJQAIZNSEQ-UHFFFAOYSA-M tetraphenylphosphonium chloride Chemical compound [Cl-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 WAGFXJQAIZNSEQ-UHFFFAOYSA-M 0.000 description 1
- JXUKBNICSRJFAP-UHFFFAOYSA-N triethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CCO[Si](OCC)(OCC)CCCOCC1CO1 JXUKBNICSRJFAP-UHFFFAOYSA-N 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 1
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
- C08G59/4014—Nitrogen containing compounds
- C08G59/4021—Ureas; Thioureas; Guanidines; Dicyandiamides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
- C08G59/22—Di-epoxy compounds
- C08G59/24—Di-epoxy compounds carbocyclic
- C08G59/245—Di-epoxy compounds carbocyclic aromatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/68—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used
- C08G59/686—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/69—Particle size larger than 1000 nm
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-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
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3442—Heterocyclic compounds having nitrogen in the ring having two nitrogen atoms in the ring
- C08K5/3445—Five-membered rings
Definitions
- the present invention relates to a powder coating composition having excellent corrosion resistance.
- the steel pipe coating is intended to prevent corrosion of the steel pipe, and it is important to secure excellent adhesion between the steel pipe base and the coating layer so that the coating is not peeled off or swelled by the internal transport of the steel pipe.
- the steel pipe coating is intended to prevent corrosion of the steel pipe, and it is important to secure excellent adhesion between the steel pipe base and the coating layer so that the coating is not peeled off or swelled by the internal transport of the steel pipe.
- the standards required by the industry in relation to corrosion resistance are gradually strengthening, and in order to meet these demands, the crosslinking degree is dense, so it has excellent chemical resistance and suppresses moisture absorption, which is a cause of corrosion.
- Research and development on powder coatings with excellent properties are continuously being conducted.
- U.S. Patent No. 4,009,224 discloses a coating composition comprising polyglycidyl ether for improving the cathode resistance of a coating film.
- the coating composition does not satisfy the demands of the recently strengthened industry, and there is a continuing need for a coating composition excellent in boiling water resistance and cathode resistance.
- the present invention provides a powder coating composition excellent in corrosion resistance.
- the present invention includes an epoxy resin, a curing agent, a pigment and a catalyst, the pigment comprises an extender pigment having an average particle size of 1.0 to 8.0 ⁇ m, and the catalyst comprises a powder coating composition comprising an aliphatic imidazole compound and an aromatic imidazole compound Gives
- the present invention provides a powder coating composition excellent in corrosion resistance. Particularly, when the powder coating composition according to the present invention is applied to a steel pipe, it is possible to realize a stable long-term corrosion resistance quality by improving boiling water resistance and cathode resistance.
- the powder coating composition according to the present invention includes an epoxy resin, a curing agent, a pigment, and a catalyst, and the pigment includes an extender pigment having an average particle size of 1.0 to 8.0 ⁇ m, and the catalyst comprises an aliphatic imidazole compound and an aromatic imidazole compound.
- the powder coating composition according to the present invention may further include additives commonly used in the powder coating field. Looking at the composition of the powder coating composition according to the present invention as follows.
- the powder coating composition according to the present invention contains an epoxy resin as a main resin.
- the epoxy resin serves to secure heat resistance and corrosion resistance when forming a coating film.
- the epoxy resin is not particularly limited as long as it is a conventional epoxy resin known in the art.
- Non-limiting examples of the epoxy resins that can be used include bisphenol A type epoxy resins, bisphenol F type epoxy resins, phenol novolac type epoxy resins, cresol novolac type epoxy resins, aromatic hydrocarbon formaldehyde resin modified phenol resin type epoxy resins, tri And phenylmethane type epoxy resins, tetraphenylethane type epoxy resins, dicyclopentadiene phenol addition reaction type epoxy resins, or mixtures thereof.
- the epoxy resin may be a modified bisphenol A-type epoxy resin, for example, cresol novolac-modified bisphenol A-type epoxy resin, urethane-modified bisphenol A-type epoxy resin and isocyanate-modified bisphenol A-type epoxy resin. It may be selected one or a mixture thereof.
- the epoxy equivalent of the epoxy resin is not particularly limited, but may be 500 to 1,300 g/eq, for example, 700 to 1,100 g/eq.
- excellent durability can be secured.
- the viscosity and softening point of the epoxy resin is not particularly limited, but the viscosity (based on 170° C.) may be 10 to 80 poise, for example, 20 to 50 poise, and the softening point is 80 to 120° C., for example, 90 to 110° C. Can be When the epoxy resin has a softening point and viscosity in the above-described range, the storage stability of the coating composition is excellent, and the appearance characteristics and flexibility of the coating film are improved to minimize cracking of the coating film.
- the weight average molecular weight of the epoxy resin is not particularly limited, but may be 4,000 to 10,000 g/mol, for example, 5,000 to 8,000 g/mol.
- excellent durability can be secured.
- the epoxy resin may be included in 45 to 80% by weight, for example, 55 to 65% by weight based on the total weight of the powder coating composition.
- content of the epoxy resin is less than 45% by weight, a heat resistance problem may occur due to a decrease in the glass transition temperature of the coating film, and when it exceeds 80% by weight, mechanical properties may be poor.
- the powder coating composition of the present invention may include at least one of an amine-based curing agent and a phenol-based curing agent as a curing agent.
- the amine-based curing agent can be cured with an epoxy resin to improve the degree of curing of the coating film, thereby improving the flexibility of the coating film compared to other curing agents.
- the amine-based curing agent is not particularly limited as long as it is an amine-based curing agent capable of curing reaction with an epoxy resin.
- an aliphatic amine-based curing agent an alicyclic amine-based curing agent, an aromatic amine-based curing agent, etc. These may be used alone or in combination of two or more.
- the amine value of the amine curing agent is not particularly limited, and may be, for example, 15 to 30 mgKOH/g.
- the active hydrogen equivalent of the amine curing agent is not particularly limited, and may be, for example, 10 to 50 g/eq. When the amine value and the active hydrogen equivalent of the amine-based curing agent are within the aforementioned range, excellent corrosion resistance can be secured.
- Non-limiting examples of amine-based curing agents that can be used include 4,4'-diamino diphenyl sulfone, 4,4'-diamino diphenyl methane, dicyandiamide, and the like.
- the amine-based curing agent may be dicyandiamide.
- phenol-based curing agent those commonly used in the powder coating field can be used without limitation.
- the hydroxyl group equivalent of the phenolic curing agent is not particularly limited, and may be, for example, 200 to 300 g/eq.
- Non-limiting examples of phenolic curing agents that can be used include resol type phenolic resins, novolac type phenolic resins, and polyhydroxystyrene resins.
- examples of the resol type phenolic resin include aniline-modified resol resin, melamine-modified resol resin, and the like.
- examples of the novolak-type phenolic resin include phenol novolak resin, cresol novolak resin, tert-butylphenol novolak resin, nonylphenol novolak resin, naphthol novolak resin, dicyclopentadiene modified phenol resin, terpene modified phenol System resins, triphenol-methane resins, and naphthol aralkyl resins.
- examples of the polyhydroxystyrene resin include poly(p-hydroxystyrene) and the like.
- the curing agent may be included in 0.1 to 10% by weight, for example, 0.1 to 3% by weight based on the total weight of the powder coating composition.
- content of the curing agent is within the above-mentioned range, the degree of curing of the coating film is high, and thus the physical properties of the coating film can be improved.
- the powder coating composition of the present invention may include conventional extender pigments, colored pigments, or mixtures thereof known in the art as pigments.
- the extender pigment fills the pores in the coating film, complements the formation of the coating film, and plays a role in imparting repellency or mechanical properties to the coating film. Therefore, when the extender pigment is included, it is possible to obtain a good coating film appearance while improving hardness, impact resistance, and rust resistance.
- extender pigment those commonly used in powder coating compositions can be used without limitation, and examples include calcium carbonate, clay, talc, magnesium silicate, kaolin, mica, silica, aluminum silicate, aluminum hydroxide, barium sulfate, and the like. have.
- the above-mentioned components may be used alone or in combination of two or more.
- the average particle size of the extender pigment may be adjusted within a typical average particle size range used in the art, and may be 1.0 to 8.0 ⁇ m, for example, 2.5 to 6.5 ⁇ m. When the average particle size of the extender pigment satisfies the above-described range, it is possible to secure excellent corrosion resistance by improving the boiling water resistance and long-term cathode resistance of the coating film.
- the colored pigment can be used to express the desired color (colour) in the powder coating or to increase the strength or gloss of the coating film.
- a pigment organic pigments, inorganic pigments, metallic pigments, aluminum-paste, pearl, etc., which are commonly used in powder coating, can be used without limitation, and these can be used alone or in combination of two or more. Can be used interchangeably.
- Non-limiting examples of pigments that can be used include azo-based, phthalocyanine-based, iron oxide-based, cobalt-based, carbonate-based, sulfate-based, silicate-based, and chromate-based pigments, such as titanium dioxide, zinc oxide, and bismuth vanadate. , Cyanine green, carbon black, iron oxide, iron oxide, navy blue, cyanine blue, and mixtures of two or more thereof.
- the pigment may be titanium dioxide.
- the pigment may be included in 15 to 50% by weight, for example, 30 to 45% by weight based on the total weight of the powder coating composition.
- content of the pigment is within the above-described range, the color expression of the coating film is excellent, and the mechanical properties, impact resistance, and adhesion of the coating film can be improved.
- the powder coating composition of the present invention may include a catalyst commonly used in the powder coating field.
- the catalyst is a material that promotes the reaction between the main resin, the epoxy resin and the curing agent.
- the catalyst may be an imidazole catalyst.
- Non-limiting examples of the imidazole catalyst include imidazole, 1-methylimidazole, 2-methylimidazole, 1,2-dimethylimidazole, 1,5-dimethylimidazole, 2- Ethylimidazole, 2-butylimidazole, 2-decylimidazole, 2-hexylimidazole, 2-isopropylimidazole, 2-undecylimidazole, 2-heptandecylimidazole, 2-ethyl-4-methylimidazole, 2-butyl-5-chloro-1H-imidazole-4-carbaldehyde, vinylimidazole, 1,1-carbonyldiimidazole, 1-cyanoethyl- 2-methylimidazole, 1-cyanoethyl-2-ethyl-4-methylimidazole, 1-cyanoethyl-2-undecylimidazole, 1-cyanoethyl-2-undecylimidazo
- 2-phenylimidazole 2-phenyl-2-imidazoline, 2-phenyl-4-methylimidazole, 1-benzyl-2-methylimidazole, 1-benzyl-2-phenylimidazole, 1-cyanoethyl-2-phenylimidazole, 1-cyanoethyl-2-phenyl imidazole trimellitate, 2-phenyl-4,5-dihydroxy Methylimidazole, 2-phenyl-4-methyl-5-hydroxymethylimidazole, 2-phenyl-4-benzyl-5-hydroxymethylimidazole, 1-cyanoethyl-2-phenyl-4 Aromatic imidazole compounds such as ,5-di(cyanoethoxymethyl)imidazole and 1-dodecyl-2-methyl-3-benzylimidazolinium chloride. These may be used alone or in combination of two or more.
- Non-limiting examples of the phosphonium-based catalyst include triphenylphosphine, benzyltriphenylphosphonium chloride, butyltriphenylphosphonium chloride, tetraphenylphosphonium chloride, and the like. Besides, klimbazole, tert-butyl dimethylsilyl chloride, etc. can be used.
- the catalyst of the powder coating composition according to the present invention may include an aliphatic imidazole compound and an aromatic imidazole compound.
- the catalyst of the powder coating composition according to the present invention may include an aliphatic imidazole compound and an aromatic imidazole compound in a weight ratio of 0.1 to 3:1, for example, 0.25 to 2.5:1.
- the aliphatic imidazole compound and the aromatic imidazole compound are used in combination within the above-described range, the appearance and corrosion resistance of the coating film may be improved.
- the catalyst may be included in an amount of 0.01 to 10% by weight, for example, 0.1 to 5% by weight based on the total weight of the powder coating composition.
- content of the catalyst is outside the above-described range, mechanical properties of the coating film may be deteriorated.
- the powder coating composition of the present invention may additionally further include additives commonly used in the powder coating field within a range that does not impair the inherent properties of the composition.
- Non-limiting examples of additives usable in the present invention include pinhole inhibitors, leveling agents, waxes, low stress agents, dispersants, flow improvers, anti-cratering agents, coupling agents, gloss control agents, adhesion improving agents, flame retardants, matting agents, Light absorbers, etc., which may be used alone or in combination of two or more.
- the powder coating composition of the present invention may further include at least one selected from the group consisting of a leveling agent, a pinhole preventing agent, a dispersing agent, and a coupling agent.
- the leveling agent is intended to improve the appearance properties of the coating film while enhancing the adhesion within the composition by leveling the coating composition so that it is coated smoothly and smoothly.
- Examples include acrylic, silicone, polyester, and amine leveling agents, but are not particularly limited thereto.
- the pinhole preventing agent may release volatile substances from the coating film during the curing process, thereby preventing pinhole generation in the coating film and improving appearance characteristics.
- pinhole inhibitors include amide-based, polypropylene-based, and stearic acid-based pinhole inhibitors.
- the pinhole inhibitor may be benzoin or a mixture of benzoin and an amide pinhole inhibitor.
- a dispersing agent a conventional one known in the art can be used without limitation, and for example, a polyacrylic dispersing agent adsorbed on a colored pigment surface to maximize a degassing effect.
- Coupling agent may be used as a material for improving the adhesion of the coating film
- mercaptoalkyl alkoxysilane mercaptoalkylakoxysilane
- silane-based compound such as gamma glycidoxypropyl trimethoxysilane.
- the additive may be added within a content range known in the art, for example, it may be included in 0.1 to 10% by weight based on the total weight of the powder coating composition. When the content of the additive is within the aforementioned range, the appearance and hardness of the coating film may be improved.
- the powder coating composition according to the present invention may be prepared by a method known in the art, for example, raw material basis weight, dry pre-mixing, dispersion and co-grinding, pulverization and classification, and the like process.
- a raw material mixture containing an epoxy resin, a curing agent, a pigment, a catalyst, and optionally an additive, etc. may be introduced into a container mixer to uniformly mix, melt-mix the mixed composition, and then pulverize it.
- the raw material mixture is melt-dispersed at 70 to 130°C by a melt-kneading device such as a kneader or an extruder to prepare chips with a predetermined thickness (eg, 1 to 5 mm). Thereafter, the produced chips may be pulverized in a range of 40 to 80 ⁇ m using a grinding device such as a high-speed mixer, and then classified to prepare a powder coating composition.
- the classification process is not particularly limited, and may be filtered by, for example, 80 to 120 mesh. Accordingly, a powder coating having an average particle size in the range of 40 to 80 ⁇ m can be obtained.
- the average particle diameter of the powder is not particularly limited, but when the above-described range is satisfied, the coating workability and appearance characteristics of the coating film may be enhanced.
- the surface of the powder coating particles according to the present invention may be coated with fine powder such as silica.
- fine powder such as silica.
- a pulverization mixing method in which fine powder is added during pulverization and mixing, or a dry mixing method using a Henschel mixer can be used.
- each component was added to a mixing tank according to the composition shown in Table 1 below, premixed, and melt-dispersed at 100° C. in a disperser to prepare a chip.
- the prepared chips were pulverized with a high-speed mixer to prepare powder coating compositions of Examples 1-10 having an average particle size of 40 to 80 ⁇ m.
- Table 1 below the unit of use of each composition is% by weight.
- a powder coating composition of Comparative Example 1-6 was prepared in the same manner as in Example 1-10, except that each component was used according to the composition shown in Table 2 below. In Table 2, the unit of use of each composition is% by weight.
- Epoxy resin 1 Bisphenol A epoxy resin (epoxy equivalent 950 g/eq, viscosity 35 poise (based on 170 °C melting), softening point 100 °C, weight average molecular weight 6,300 g/mol)
- Epoxy resin 2 bisphenol A epoxy resin (epoxy equivalent 750 g/eq, viscosity 25 poise (based on 170°C melting), softening point 90°C, weight average molecular weight 5,100 g/mol)
- Epoxy resin 3 Bisphenol A epoxy resin (epoxy equivalent 1,100 g/eq, viscosity 45 poise (based on 170°C Melting), softening point 110°C, weight average molecular weight 7,800 g/mol)
- Curing agent dicyandiamide (amine value 20 mgKOH/g, active hydrogen equivalent: 21 g/eq)
- Pigment 1 Titanium dioxide (SINOCHEM company)
- Pigment 2 Carbon Black (MITSUBISHI CHEMICAL)
- Pigment 3 Barium sulfate (SIBELCO, average particle size 2.5 to 4.5 ⁇ m)
- Pigment 4 Barium sulfate (SIBELCO, average particle size 4.5 to 6.5 ⁇ m)
- Pigment 5 Barium sulfate (SIBELCO, average particle size 1.0 to 2.5 ⁇ m)
- Pigment 6 Barium sulfate (SIBELCO, average particle size 11 to 13 ⁇ m)
- Catalyst 1 2-methylimidazole (EVONIK)
- Catalyst 2 2-phenyl-2-imidazoline (EVONIK)
- Additive 1 BYK-360P (BYK company, leveling agent)
- Additive 2 [3-(2,3-epoxypropoxy)propyl]-triethoxysilane (D.O.G, coupling agent)
- a powder coating composition according to Examples 1-10 and Comparative Examples 1-6 was electrostatically spray-coated to form a coating film having a thickness of 400 ⁇ m. The appearance of the coating film formed on each specimen was visually confirmed.
- a powder coating composition according to Examples 1-10 and Comparative Examples 1-6 was electrostatically spray-coated to form a coating film having a thickness of 400 ⁇ m.
- pressure was applied when the coating film fell off by applying pressure after attaching Dolly to each specimen.
- the prepared specimens were preheated to 230° C., and then the powder coating compositions according to Examples 1-10 and Comparative Examples 1-6 were coated on the steel surface with an electrostatic spraying method so that the coating film thickness was 350 ⁇ m, thereby preparing specimens. Subsequently, each specimen was immersed in a water bath at 75° C., taken out after 48 hours, cooled to room temperature for 1 hour, and then a rectangular shape with a width of 15 mm and a length of 30 mm was scraped until the base was exposed with a knife, and the base of the base was exposed Then, the knife was pushed between the coating film and the substrate to measure adhesion on the principle of a lever, and rating was determined according to the peeling area.
- rating 1 is not peeled off at all
- rating 2 is less than 50% peeled off
- rating 3 is 50 peeled off If more than %
- rating 4 means that the coating film is easily peeled off into large pieces
- rating 5 means that the coating film is easily peeled off into one piece at a time.
- a powder coating composition according to Examples 1-10 and Comparative Examples 1-6 was electrostatically spray-coated to form a coating film having a thickness of 400 ⁇ m.
- a salt solution of 3% concentration was added to the surface of the coating film to make contact, and after evaporation was prevented using a container, a 1.5 V voltage was applied to the substrate for 30 days at 65°C, respectively.
- the peeling distance from the hole was measured. It can be interpreted that the larger the peeling distance, the lower the adhesion of the powder coating composition to the substrate.
- the specimen preparation and property evaluation method were performed according to CSA Z245.20, which is a Canadian standard for pipes.
- the coating film formed of the powder coating composition of Example 1-10 according to the present invention has better overall properties than the coating film formed of the powder coating composition of Comparative Example 1-6.
- the coating film formed of the powder coating composition of Examples 1-10 was excellent in boiling water resistance and negative electrode peeling property, and thus sufficient corrosion resistance could be secured.
- the present invention provides a powder coating composition excellent in corrosion resistance. Particularly, when the powder coating composition according to the present invention is applied to a steel pipe, it is possible to realize a stable long-term corrosion resistance quality by improving boiling water resistance and cathode resistance.
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Abstract
Description
Claims (5)
- 에폭시 수지, 경화제, 안료 및 촉매를 포함하고,상기 안료는 평균입도가 1.0 내지 8.0 ㎛인 체질 안료를 포함하고,상기 촉매는 지방족 이미다졸 화합물 및 방향족 이미다졸 화합물을 포함하는 분체도료 조성물.
- 제1항에 있어서, 상기 경화제는 아민가가 15 내지 30 mgKOH/g이고, 활성수소 당량이 10 내지 50 g/eq인 아민계 경화제인 분체도료 조성물.
- 제1항에 있어서, 상기 체질 안료는 탄산칼슘, 클레이, 탈크, 마그네슘 실리케이트, 카올린, 마이카, 실리카, 알루미늄 실리케이트, 알루미늄 하이드록사이드 및 황산바륨으로 이루어진 군에서 선택되는 1 종 이상을 포함하는 분체도료 조성물.
- 제1항에 있어서, 상기 지방족 이미다졸 화합물 및 방향족 이미다졸 화합물의 배합비는 0.1 내지 3 : 1의 중량비인 분체도료 조성물.
- 제1항에 있어서, 분체도료 조성물 총 중량을 기준으로 에폭시 수지 45 내지 80 중량%, 경화제 0.1 내지 10 중량%, 안료 15 내지 50 중량% 및 촉매 0.01 내지 10 중량%를 포함하는 분체도료 조성물.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA3127761A CA3127761C (en) | 2019-01-28 | 2019-11-20 | Powder coating composition |
US17/422,533 US12110411B2 (en) | 2019-01-28 | 2019-11-20 | Powder coating composition |
SA521422630A SA521422630B1 (ar) | 2019-01-28 | 2021-07-26 | تركيبة مسحوق للتغليف |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2019-0010768 | 2019-01-28 | ||
KR1020190010768A KR102238492B1 (ko) | 2019-01-28 | 2019-01-28 | 분체도료 조성물 |
Publications (1)
Publication Number | Publication Date |
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WO2020159048A1 true WO2020159048A1 (ko) | 2020-08-06 |
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PCT/KR2019/015940 WO2020159048A1 (ko) | 2019-01-28 | 2019-11-20 | 분체도료 조성물 |
Country Status (5)
Country | Link |
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US (1) | US12110411B2 (ko) |
KR (1) | KR102238492B1 (ko) |
CA (1) | CA3127761C (ko) |
SA (1) | SA521422630B1 (ko) |
WO (1) | WO2020159048A1 (ko) |
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KR102621658B1 (ko) * | 2023-09-27 | 2024-01-05 | 주식회사 엠에스테크 | 열 교환용 핀 튜브 코일의 표면 부식 방지를 위한 분체 도장 방법 및 그 방법에 의하여 제조된 열 교환용 핀 튜브 코일 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002265864A (ja) * | 2001-03-09 | 2002-09-18 | Nippon Paint Co Ltd | 粉体塗料組成物及び製造方法 |
US20060014031A1 (en) * | 2002-11-14 | 2006-01-19 | Toshio Ohkoshi | Powder coating, method for production thereof, method for using said powder coating and coated article |
KR20100126698A (ko) * | 2008-01-23 | 2010-12-02 | 다우 글로벌 테크놀로지스 인크. | 에폭시 수지 경화제 조성물, 및 이러한 경화제 조성물을 함유하는 에폭시 수지 조성물 |
KR20120077167A (ko) * | 2010-12-30 | 2012-07-10 | 조광페인트주식회사 | 엔진블록용 에폭시 반광 분체도료 조성물, 그의 제조방법 및 도장방법 |
KR20180101807A (ko) * | 2017-03-06 | 2018-09-14 | 주식회사 케이씨씨 | 도료 조성물 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4009224A (en) | 1975-08-11 | 1977-02-22 | Minnesota Mining And Manufacturing Company | Epoxy resin powder including ethylene vinyl acetate |
US20020137872A1 (en) * | 2000-12-08 | 2002-09-26 | Schneider John R. | Coating compositions providing improved mar and scratch resistance and methods of using the same |
KR20150024120A (ko) * | 2013-08-26 | 2015-03-06 | 주식회사 케이씨씨 | 내식성 및 환경친화성이 우수한 열경화성 비스페놀 f형 에폭시 분체도료 조성물 및 그 조성물로 도장된 파이프 |
-
2019
- 2019-01-28 KR KR1020190010768A patent/KR102238492B1/ko active Active
- 2019-11-20 CA CA3127761A patent/CA3127761C/en active Active
- 2019-11-20 US US17/422,533 patent/US12110411B2/en active Active
- 2019-11-20 WO PCT/KR2019/015940 patent/WO2020159048A1/ko active Application Filing
-
2021
- 2021-07-26 SA SA521422630A patent/SA521422630B1/ar unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002265864A (ja) * | 2001-03-09 | 2002-09-18 | Nippon Paint Co Ltd | 粉体塗料組成物及び製造方法 |
US20060014031A1 (en) * | 2002-11-14 | 2006-01-19 | Toshio Ohkoshi | Powder coating, method for production thereof, method for using said powder coating and coated article |
KR20100126698A (ko) * | 2008-01-23 | 2010-12-02 | 다우 글로벌 테크놀로지스 인크. | 에폭시 수지 경화제 조성물, 및 이러한 경화제 조성물을 함유하는 에폭시 수지 조성물 |
KR20120077167A (ko) * | 2010-12-30 | 2012-07-10 | 조광페인트주식회사 | 엔진블록용 에폭시 반광 분체도료 조성물, 그의 제조방법 및 도장방법 |
KR20180101807A (ko) * | 2017-03-06 | 2018-09-14 | 주식회사 케이씨씨 | 도료 조성물 |
Also Published As
Publication number | Publication date |
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SA521422630B1 (ar) | 2024-06-06 |
US12110411B2 (en) | 2024-10-08 |
CA3127761A1 (en) | 2020-08-06 |
CA3127761C (en) | 2023-08-22 |
US20220098434A1 (en) | 2022-03-31 |
KR102238492B1 (ko) | 2021-04-09 |
KR20200093368A (ko) | 2020-08-05 |
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