KR102491831B1 - 필름형 접착제 및 그 제조 방법과, 반도체 장치 및 그 제조 방법 - Google Patents
필름형 접착제 및 그 제조 방법과, 반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR102491831B1 KR102491831B1 KR1020207022892A KR20207022892A KR102491831B1 KR 102491831 B1 KR102491831 B1 KR 102491831B1 KR 1020207022892 A KR1020207022892 A KR 1020207022892A KR 20207022892 A KR20207022892 A KR 20207022892A KR 102491831 B1 KR102491831 B1 KR 102491831B1
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Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
- C09J5/06—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers involving heating of the applied adhesive
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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Abstract
Description
도 2는 일 실시형태에 따른 접착 시트를 나타내는 모식 단면도이다.
도 3은 다른 실시형태에 따른 접착 시트를 나타내는 모식 단면도이다.
도 4는 일 실시형태에 따른 반도체 장치를 나타내는 모식 단면도이다.
도 5는 일 실시형태에 따른 반도체 장치의 제조 방법의 일련의 공정을 나타내는 모식 단면도이다.
도 6은 일 실시형태에 따른 반도체 장치의 제조 방법의 일련의 공정을 나타내는 모식 단면도이다.
도 7은 일 실시형태에 따른 반도체 장치의 제조 방법의 일련의 공정을 나타내는 모식 단면도이다.
도 8은 일 실시형태에 따른 반도체 장치의 제조 방법의 일련의 공정을 나타내는 모식 단면도이다.
도 9는 일 실시형태에 따른 반도체 장치의 제조 방법의 일련의 공정을 나타내는 모식 단면도이다.
Claims (6)
- 기판 상에 제1 와이어를 통해 제1 반도체 소자가 와이어 본딩 접속되며, 상기 제1 반도체 소자 상에, 제2 반도체 소자가 압착되어 이루어지는 반도체 장치에 있어서, 상기 제2 반도체 소자를 압착하며, 상기 제1 와이어의 적어도 일부를 매립하기 위해 이용되는 필름형 접착제로서,
제1 접착 필름과, 상기 제1 접착 필름 상에 적층된 제2 접착 필름을 구비하고,
상기 필름형 접착제의 용제 함유율이 필름형 접착제 전량을 기준으로 하여 1.5 질량% 이하이며,
상기 필름형 접착제의 80℃에 있어서의 전단 점도가 5000 ㎩·s 이하이고,
상기 필름형 접착제의 80℃에 있어서의 저장 탄성률이 10 ㎫ 이하인 필름형 접착제. - 제1항에 있어서, 상기 필름형 접착제의 두께가 3∼150 ㎛인 필름형 접착제.
- 제1항 또는 제2항에 기재된 필름형 접착제의 제조 방법으로서,
용제를 함유하는 제1 접착제 조성물의 바니시를 기재 상에 도포하고, 도포된 상기 제1 접착제 조성물의 바니시를 50∼150℃에서 가열 건조하여, 용제 함유율이 제1 접착 필름 전량을 기준으로 하여 1.5 질량% 이하인 제1 접착 필름을 제작하는 공정과,
용제를 함유하는 제2 접착제 조성물의 바니시를 기재 상에 도포하고, 도포된 상기 제2 접착제 조성물의 바니시를 50∼150℃에서 가열 건조하여, 용제 함유율이 제2 접착 필름 전량을 기준으로 하여 1.5 질량% 이하인 제2 접착 필름을 제작하는 공정과,
상기 제1 접착 필름과 상기 제2 접착 필름을 접합하는 공정
을 포함하는, 필름형 접착제의 제조 방법. - 기판 상에 제1 와이어를 통해 제1 반도체 소자가 와이어 본딩 접속되며, 상기 제1 반도체 소자 상에, 제2 반도체 소자가 제1항 또는 제2항에 기재된 필름형 접착제를 통해 압착됨으로써, 상기 제1 와이어의 적어도 일부가 상기 필름형 접착제에 매립되어 이루어지는 반도체 장치.
- 기판 상에 제1 와이어를 통해 제1 반도체 소자를 전기적으로 접속하는 와이어 본딩 공정과,
제2 반도체 소자의 편면에, 제1항 또는 제2항에 기재된 필름형 접착제를 첩부하는 라미네이트 공정과,
상기 필름형 접착제가 첩부된 제2 반도체 소자를, 상기 필름형 접착제를 통해 압착함으로써, 상기 제1 와이어의 적어도 일부를 상기 필름형 접착제에 매립하는 다이본드 공정
을 포함하는, 반도체 장치의 제조 방법. - 삭제
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WO2019150445A1 (ja) | 2019-08-08 |
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