KR102677632B1 - 이방성 도전 필름 - Google Patents
이방성 도전 필름 Download PDFInfo
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- KR102677632B1 KR102677632B1 KR1020227004452A KR20227004452A KR102677632B1 KR 102677632 B1 KR102677632 B1 KR 102677632B1 KR 1020227004452 A KR1020227004452 A KR 1020227004452A KR 20227004452 A KR20227004452 A KR 20227004452A KR 102677632 B1 KR102677632 B1 KR 102677632B1
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- conductive particles
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- 239000004020 conductor Substances 0.000 title 1
- 239000002245 particle Substances 0.000 claims abstract description 318
- 239000000853 adhesive Substances 0.000 claims abstract description 113
- 230000001070 adhesive effect Effects 0.000 claims abstract description 111
- 238000000034 method Methods 0.000 claims description 43
- 238000004519 manufacturing process Methods 0.000 claims description 36
- 230000002776 aggregation Effects 0.000 abstract description 4
- 238000005054 agglomeration Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 91
- 238000012546 transfer Methods 0.000 description 63
- 230000008569 process Effects 0.000 description 26
- 239000012790 adhesive layer Substances 0.000 description 15
- 229920005989 resin Polymers 0.000 description 14
- 239000011347 resin Substances 0.000 description 14
- 238000011156 evaluation Methods 0.000 description 12
- 239000011521 glass Substances 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 9
- 239000000758 substrate Substances 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000013034 phenoxy resin Substances 0.000 description 6
- 229920006287 phenoxy resin Polymers 0.000 description 6
- 229910002012 Aerosil® Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000945 filler Substances 0.000 description 5
- -1 acrylate compound Chemical class 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 239000011342 resin composition Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 239000002313 adhesive film Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000003505 polymerization initiator Substances 0.000 description 2
- 239000007870 radical polymerization initiator Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- QNODIIQQMGDSEF-UHFFFAOYSA-N (1-hydroxycyclohexyl)-phenylmethanone Chemical compound C=1C=CC=CC=1C(=O)C1(O)CCCCC1 QNODIIQQMGDSEF-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000010539 anionic addition polymerization reaction Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010538 cationic polymerization reaction Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L24/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L24/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L2224/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
- H01L2224/29001—Core members of the layer connector
- H01L2224/29075—Plural core members
- H01L2224/2908—Plural core members being stacked
- H01L2224/29082—Two-layer arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L2224/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
- H01L2224/29001—Core members of the layer connector
- H01L2224/29099—Material
- H01L2224/29198—Material with a principal constituent of the material being a combination of two or more materials in the form of a matrix with a filler, i.e. being a hybrid material, e.g. segmented structures, foams
- H01L2224/29298—Fillers
- H01L2224/29499—Shape or distribution of the fillers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32225—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
- H01L2224/832—Applying energy for connecting
- H01L2224/83201—Compression bonding
- H01L2224/83203—Thermocompression bonding, e.g. diffusion bonding, pressure joining, thermocompression welding or solid-state welding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
- H01L2224/838—Bonding techniques
- H01L2224/8385—Bonding techniques using a polymer adhesive, e.g. an adhesive based on silicone, epoxy, polyimide, polyester
- H01L2224/83851—Bonding techniques using a polymer adhesive, e.g. an adhesive based on silicone, epoxy, polyimide, polyester being an anisotropic conductive adhesive
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Non-Insulated Conductors (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Combinations Of Printed Boards (AREA)
Abstract
Description
도 1b 는 본 발명의 이방성 도전 필름의 단면도이다.
도 2a 는 본 발명의 이방성 도전 필름의 평면 투시도이다.
도 2b 는 본 발명의 이방성 도전 필름의 평면 투시도이다.
도 2c 는 본 발명의 이방성 도전 필름의 평면 투시도이다.
도 2d 는 본 발명의 이방성 도전 필름의 평면 투시도이다.
도 2e 는 본 발명의 이방성 도전 필름의 평면 투시도이다.
도 3a 는 본 발명의 제조 방법의 공정 설명도이다.
도 3b 는 본 발명의 제조 방법의 공정 설명도이다.
도 3c 는 본 발명의 제조 방법의 공정 설명도이다.
도 3d 는 본 발명의 제조 방법의 공정 설명도이다.
도 3e 는 본 발명의 제조 방법의 공정 설명도이다.
도 3f 는 본 발명의 제조 방법의 공정 설명도인 동시에, 본 발명의 이방성 도전 필름의 개략 단면도이다.
11, 104 절연성 접착 베이스층
12, 105 절연성 접착 커버층
13, 103 도전 입자
14, 114 도전 입자군
15 평면 격자 패턴의 격자점 영역
100 전사체
101 볼록부
102 미점착부
P 격자점
Claims (17)
- 절연성 접착 베이스층의 표면 또는 표면 근방에 도전 입자가 배치된 구조의 이방성 도전 필름으로서,
도전 입자가 3 개 이상 모여 도전 입자군을 구성하고,
도전 입자군이 평면 격자 패턴의 격자점 영역에 배치되어 있고,
상기 도전 입자군을 구성하는 도전 입자가, 평면에서 보아 소정의 거리를 갖고 일렬로 배열되어 있고, 상기 일렬의 배열의 배열 방향이 도전 입자군마다 규칙적으로 변화하고 있는, 이방성 도전 필름. - 절연성 접착 베이스층과 절연성 접착 커버층이 적층되고, 그들의 계면 근방에 도전 입자가 배치된 구조의 이방성 도전 필름으로서,
도전 입자가 3 개 이상 모여 도전 입자군을 구성하고,
도전 입자군이 평면 격자 패턴의 격자점 영역에 배치되어 있고,
상기 도전 입자군을 구성하는 도전 입자가, 평면에서 보아 소정의 거리를 갖고 일렬로 배열되어 있고, 상기 일렬의 배열의 배열 방향이 도전 입자군마다 규칙적으로 변화하고 있는, 이방성 도전 필름. - 제 1 항 또는 제 2 항에 있어서,
상기 일렬로 배열된 도전 입자군이 점선상으로 존재하는, 이방성 도전 필름. - 제 1 항 또는 제 2 항에 있어서,
상기 도전 입자의 일렬의 배열에 복수의 열이 교차하도록 배열되어 있는, 이방성 도전 필름. - 제 4 항에 있어서,
상기 도전 입자군을 구성하는 도전 입자의 두 개의 열이 X 자 형상으로 교차하도록 배열되어 있는, 이방성 도전 필름. - 삭제
- 제 1 항 또는 제 2 항에 있어서,
각 도전 입자군 내의 도전 입자수가, 도전 입자군마다 규칙적으로 변화하고 있는, 이방성 도전 필름. - 제 1 항 또는 제 2 항에 있어서,
각 도전 입자군 내의 도전 입자간 거리가, 도전 입자군마다 규칙적으로 변화하고 있는, 이방성 도전 필름. - 삭제
- 삭제
- 삭제
- 제 1 항 또는 제 2 항에 있어서,
상기 도전 입자군을 포함하고 있는 격자점 영역 내의 복수의 도전 입자가, 서로 접촉하고 있지 않은, 이방성 도전 필름. - 삭제
- 삭제
- 제 1 항 또는 제 2 항에 있어서,
각각의 도전 입자의 주위에 근접 배치되는 도전 입자의 개수가 1 개 이상 14 개 이하이며,
여기서, 도전 입자의 주위란, 도전 입자를 구 (球) 로 의제 (擬制) 하고 평균 입자경을 r 로 했을 때, 이방성 도전 필름의 평면에 그릴 수 있는 반경 2.5 r 의 동심원을 의미하며,
근접이란, 상기 동심원에 도전 입자가 접촉 혹은 적어도 일부가 중첩되어 있는 상태를 의미하는, 이방성 도전 필름. - 제 1 전자 부품의 단자와 제 2 전자 부품의 단자가, 제 1 항 또는 제 2 항에 기재된 이방성 도전 필름에 의해 이방성 도전 접속된, 접속 구조체.
- 제 1 전자 부품의 단자와, 제 2 전자 부품의 단자를, 제 1 항 또는 제 2 항에 기재된 이방성 도전 필름에 의해 이방성 도전 접속하는, 접속 구조체의 제조 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2014-232934 | 2014-11-17 | ||
JP2014232934 | 2014-11-17 | ||
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