KR102489187B1 - 이방성 도전 필름, 그 제조 방법, 및 접속 구조체 - Google Patents
이방성 도전 필름, 그 제조 방법, 및 접속 구조체 Download PDFInfo
- Publication number
- KR102489187B1 KR102489187B1 KR1020217036487A KR20217036487A KR102489187B1 KR 102489187 B1 KR102489187 B1 KR 102489187B1 KR 1020217036487 A KR1020217036487 A KR 1020217036487A KR 20217036487 A KR20217036487 A KR 20217036487A KR 102489187 B1 KR102489187 B1 KR 102489187B1
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- KR
- South Korea
- Prior art keywords
- conductive particles
- anisotropic conductive
- conductive film
- particles
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Images
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- 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
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- C—CHEMISTRY; METALLURGY
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- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7076—Coupling devices for connection between PCB and component, e.g. display
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Organic Chemistry (AREA)
- Non-Insulated Conductors (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Wire Bonding (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Adhesive Tapes (AREA)
- Combinations Of Printed Boards (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Manufacturing Of Electric Cables (AREA)
Abstract
Description
도 2 는, 본 발명의 제 1 모드의 이방성 도전 필름의 평면 투시도이다.
도 3a 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 3b 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 3c 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 3d 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 3e 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 3f 는, 본 발명의 제 1 모드의 이방성 도전 필름의 제조 방법의 공정 설명도임과 동시에, 본 발명의 제 1 모드의 이방성 도전 필름의 개략 단면도이다.
도 4 는, 본 발명의 제 2 모드의 이방성 도전 필름의 단면도이다.
도 5a 는, 본 발명의 제 2 모드의 이방성 도전 필름의 평면 투시도이다.
도 5b 는, 본 발명의 제 2 모드의 이방성 도전 필름의 평면 투시도의 부분 확대도이다.
도 6a 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 6b 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 6c 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 6d 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 6e 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 6f 는, 본 발명의 제 2 모드의 이방성 도전 필름의 제조 방법의 공정 설명도임과 동시에, 본 발명의 제 2 모드의 이방성 도전 필름의 개략 단면도이다.
도 7 은, 본 발명의 제 3 모드의 이방성 도전 필름의 단면도이다.
도 8 은, 본 발명의 제 3 모드의 이방성 도전 필름의 평면 투시도이다.
도 9a 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 9b 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 9c 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 9d 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 9e 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 9f 는, 본 발명의 제 3 모드의 이방성 도전 필름의 제조 방법의 공정 설명도임과 동시에, 본 발명의 제 3 모드의 이방성 도전 필름의 개략 단면도이다.
도 10 은, 본 발명의 제 4 모드의 이방성 도전 필름의 단면도이다.
도 11 은, 본 발명의 제 4 모드의 이방성 도전 필름의 평면 투시도이다.
도 12a 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 12b 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 12c 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 12d 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 12e 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도이다.
도 12f 는, 본 발명의 제 4 모드의 이방성 도전 필름의 제조 방법의 공정 설명도임과 동시에, 본 발명의 제 4 모드의 이방성 도전 필름의 개략 단면도이다.
11, 104 : 절연성 접착 베이스층
12, 105 : 절연성 접착 커버층
13, 103 : 도전 입자
100 : 전사체
101 : 볼록부
102 : 미점착층
A : 도전 입자가 누락되어 있는 격자점 (격자점에 도전 입자가 배치되어 있지 않은 위치)
B : 도전 입자가 서로 접해서 응집하여 있는 격자점 (도전 입자끼리가 접촉해서 응집하여 있는 위치)
C : 도전 입자가 서로 이간해서 응집하여 있는 격자점 (도전 입자끼리가 비접촉으로 응집하여 있는 위치)
Claims (31)
- 절연성 접착 베이스층에 도전 입자가 배치된 구조의 이방성 도전 필름으로서,
이방성 도전 필름의 기준 영역에 상정되는 패턴에 대한 도전 입자가 배치되어 있지 않은 누락의 비율이, 0 % 초과 20 % 미만이고,
그 상정되는 패턴에 대하여 복수의 도전 입자가 응집하여 배치되어 있는 비율이, 0 % 초과 15 % 이하이고,
누락과 응집의 합계가 0 % 초과 25 % 이하인, 이방성 도전 필름. - 제 1 항에 있어서,
절연성 접착 베이스층에, 절연성 접착 커버층이 적층되어 있는, 이방성 도전 필름. - 제 1 항에 있어서,
이방성 도전 필름의 기준 영역의 면적에 대한, 그 면적 중에 존재하는 전체 도전 입자의 입자 면적 점유율이 0.15 % 이상인, 이방성 도전 필름. - 제 4 항에 있어서,
이방성 도전 필름의 기준 영역의 면적에 대한, 그 면적 중에 존재하는 전체 도전 입자의 입자 면적 점유율이 35 % 이하인, 이방성 도전 필름. - 제 1 항에 있어서,
도전 입자의 평균 입자 직경이 1 ∼ 10 ㎛ 이고, 이방성 도전 필름의 기준 영역에 상정되는 패턴의 격자점에 도전 입자가 배치되고, 패턴의 인접 격자점 간 거리가 도전 입자의 평균 입자 직경의 0.5 배보다 큰, 이방성 도전 필름. - 제 1 항에 있어서,
응집 배치되어 있는 도전 입자의 응집 방향이, 이방성 도전 필름의 평면 방향에 대해 경사져 있는, 이방성 도전 필름. - 제 1 항에 있어서,
이방성 도전 필름의 기준 영역에 상정되는 패턴의 격자점에 도전 입자가 배치되고, 응집하여 있는 도전 입자를 배치하고 있는 격자점과, 응집하여 있는 도전 입자를 내접하는 원의 중심의 거리가, 도전 입자의 평균 입자 직경에 대해 25 % 이하인, 이방성 도전 필름. - 제 1 항에 있어서,
두께 방향으로 어긋나게 배치된 도전 입자 간 거리 (응집 거리) 가, 도전 입자의 평균 입자 직경의 25 ∼ 50 % 인, 이방성 도전 필름. - 제 1 항에 있어서,
도전 입자의 평균 입자 직경이 1 ∼ 30 ㎛ 이고, 이방성 도전 필름의 기준 영역에 상정되는 패턴의 격자점에 도전 입자가 배치되고, 패턴의 인접 격자점 간 거리가 도전 입자의 평균 입자 직경의 0.5 배 이상인, 이방성 도전 필름. - 제 1 항에 있어서,
상기 패턴에 있어서, 도전 입자가, 이방성 도전 필름의 길이 방향과 수직인 방향으로 11 개 이상 연속으로 배치되어 있는, 이방성 도전 필름. - 제 1 항에 있어서,
상기 패턴에 있어서, 이방성 도전 필름의 길이 방향을 따라 연속한 3 열의 각각에서, 도전 입자가 11 개 이상 연속하여 배치되어 있는, 이방성 도전 필름. - 제 1 항에 있어서,
도전 입자가 응집하여 있는 경우, 2 개 응집한 도전 입자의 주위에는, 2 개 연속한 도전 입자의 조 (組) 가 3 개 이하인, 이방성 도전 필름. - 제 1 항에 있어서,
도전 입자의 결락이 있는 경우에, 이방성 도전 필름의 길이 방향으로 4 개 이상 연속하는 것과, 그 길이 방향에 직교하는 방향으로 4 개 이상 연속하는 것이 교차하고 있지 않은, 이방성 도전 필름. - 제 1 항에 있어서,
절연성 접착 베이스층에, 절연성 접착 베이스층의 수지 100 질량부에 대해 절연성 필러가 3 ∼ 40 질량부 함유되어 있는, 이방성 도전 필름. - 제 1 전자 부품의 단자와 제 2 전자 부품의 단자가, 제 1 항 내지 제 15 항 중 어느 한 항에 기재된 이방성 도전 필름에 의해 이방성 도전 접속된 접속 구조체.
- 제 1 전자 부품의 단자와 제 2 전자 부품의 단자 사이에, 제 1 항 내지 제 15 항 중 어느 한 항에 기재된 이방성 도전 필름을 배치하고, 제 1 또는 제 2 전자 부품측으로부터 압착함으로써 상기 이방성 도전 필름을 본경화시켜, 제 1 및 제 2 전자 부품의 단자를 이방성 도전 접속하는, 접속 구조체의 제조 방법.
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| TWI781710B (zh) | 2022-10-21 |
| CN107078418B (zh) | 2019-07-09 |
| CN110265843B (zh) | 2021-05-11 |
| US10304587B2 (en) | 2019-05-28 |
| CN110265843A (zh) | 2019-09-20 |
| US20200152352A1 (en) | 2020-05-14 |
| WO2016068168A1 (ja) | 2016-05-06 |
| US20190237214A1 (en) | 2019-08-01 |
| KR20210042429A (ko) | 2021-04-19 |
| TWI824740B (zh) | 2023-12-01 |
| KR20190026957A (ko) | 2019-03-13 |
| TW202147348A (zh) | 2021-12-16 |
| TWI686999B (zh) | 2020-03-01 |
| KR20210138137A (ko) | 2021-11-18 |
| KR20170036790A (ko) | 2017-04-03 |
| US10832830B2 (en) | 2020-11-10 |
| CN107078418A (zh) | 2017-08-18 |
| KR102326117B1 (ko) | 2021-11-15 |
| KR101956221B1 (ko) | 2019-03-08 |
| TW202307876A (zh) | 2023-02-16 |
| KR102240963B1 (ko) | 2021-04-16 |
| TWI739287B (zh) | 2021-09-11 |
| US10566108B2 (en) | 2020-02-18 |
| TW202022895A (zh) | 2020-06-16 |
| TW201630258A (zh) | 2016-08-16 |
| US20170323701A1 (en) | 2017-11-09 |
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