KR102806830B1 - 광조사 박리용 접착제 조성물 및 적층체, 그리고 적층체의 제조 방법 및 박리 방법 - Google Patents
광조사 박리용 접착제 조성물 및 적층체, 그리고 적층체의 제조 방법 및 박리 방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 박리 방법의 일례를 설명하는 개략도이다.
12: 제 2 기체 13: 접착제 도포층
13A: 접착층 20: 레이저
Claims (15)
- 광조사에 의해 박리 가능한 광조사 박리용 접착제 조성물로서,
접착제 성분과, 카본 블랙을 포함하고,
상기 접착제 성분이, 히드로실릴화 반응에 의해 경화되는 성분 (A)를 포함하며,
상기 히드로실릴화 반응에 의해 경화되는 성분 (A)가, 알케닐기를 포함하는 폴리오르가노실록산 (a1) 및 Si-H기를 포함하는 폴리오르가노실록산 (a2)를 포함하고,
상기 카본 블랙의 함유량이, 상기 광조사 박리용 접착제 조성물 중 카본 블랙을 제외한 전구 조성물 100 질량부에 대해 5~15 질량부인 것을 특징으로 하는 광조사 박리용 접착제 조성물. - 제 1 항에 있어서,
추가로, 에폭시 변성 폴리오르가노실록산을 포함하는 성분, 메틸기 함유 폴리오르가노실록산을 포함하는 성분 및 페닐기 함유 폴리오르가노실록산을 포함하는 성분으로 이루어지는 군으로부터 선택되는 적어도 1종을 포함하는 성분 (B)를 포함하고,
상기 성분 (B)는 히드로실릴화 반응에 의해 경화되지 않는 성분인 광조사 박리용 접착제 조성물. - 제 1 항에 있어서,
상기 히드로실릴화 반응에 의해 경화되는 성분 (A)가, SiO2로 표시되는 실록산 단위(Q 단위), R1R2R3SiO1/2로 표시되는 실록산 단위(M 단위), R4R5SiO2/2로 표시되는 실록산 단위(D 단위) 및 R6SiO3/2로 표시되는 실록산 단위(T 단위)로 이루어지는 군으로부터 선택되는 1종 또는 2종 이상의 단위를 포함하는 폴리실록산 (A1)(상기 R1∼R6는, 규소 원자에 결합하는 기 또는 원자이고, 서로 독립적으로, 알킬기, 알케닐기 또는 수소 원자를 나타낸다.)과, 백금족 금속계 촉매 (A2)를 포함하고,
상기 폴리실록산 (A1)은, SiO2로 표시되는 실록산 단위(Q' 단위), R1'R2'R3'SiO1/2로 표시되는 실록산 단위(M' 단위), R4'R5'SiO2/2로 표시되는 실록산 단위(D' 단위) 및 R6'SiO3/2로 표시되는 실록산 단위(T' 단위)로 이루어지는 군으로부터 선택되는 1종 또는 2종 이상의 단위를 포함하는 동시에, 상기 M' 단위, D' 단위 및 T' 단위로 이루어지는 군으로부터 선택되는 적어도 1종을 포함하는 폴리오르가노실록산 (a1)(상기 R1'∼R6'는, 규소 원자에 결합하는 기이고, 서로 독립적으로, 알킬기 또는 알케닐기를 나타내지만, 상기 R1'∼R6' 중 적어도 하나는, 상기 알케닐기이다.)과, SiO2로 표시되는 실록산 단위(Q" 단위), R1"R2"R3"SiO1/2로 표시되는 실록산 단위(M" 단위), R4"R5"SiO2/2로 표시되는 실록산 단위(D" 단위) 및 R6"SiO3/2로 표시되는 실록산 단위(T" 단위)로 이루어지는 군으로부터 선택되는 1종 또는 2종 이상의 단위를 포함하는 동시에, 상기 M" 단위, D" 단위 및 T" 단위로 이루어지는 군으로부터 선택되는 적어도 1종을 포함하는 폴리오르가노실록산 (a2)(상기 R1"∼R6"는, 규소 원자에 결합하는 기 또는 원자이고, 서로 독립적으로, 알킬기 또는 수소 원자를 나타내지만, 상기 R1"∼R6" 중 적어도 하나는, 수소 원자이다.)를 포함하는 광조사 박리용 접착제 조성물. - 제 1 항에 있어서,
용매를 포함하는 광조사 박리용 접착제 조성물. - 제 4 항에 있어서,
상기 용매의 함유량이, 상기 조성물 전체에 대해, 10∼90 질량%인 광조사 박리용 접착제 조성물. - 반도체 형성 기판으로 이루어지는 제 1 기체(基體)와, 레이저를 투과하는 지지 기판으로 이루어지는 제 2 기체와, 접착층을 구비하는 적층체로서,
상기 접착층이, 제 1 항 내지 제 5 항 중 어느 한 항에 기재한 광조사 박리용 접착제 조성물로부터 얻어지는 경화막인, 적층체. - 제 1 기체 또는 제 2 기체의 표면에 제 1 항 내지 제 5 항 중 어느 한 항에 기재한 광조사 박리용 접착제 조성물을 도포하여 접착제 도포층을 형성하는 제 1 공정과,
상기 제 1 기체와 상기 제 2 기체를 상기 접착제 도포층을 개재하여 합치고, 가열 처리 및 감압 처리 중 적어도 한쪽을 실시하면서, 상기 제 1 기체 및 상기 제 2 기체의 두께 방향의 하중을 가함으로써, 상기 제 1 기체와 상기 접착제 도포층과 상기 제 2 기체를 밀착시키고, 그 후, 후가열 처리를 행하는 제 2 공정을 포함하는 적층체의 제조 방법. - 제 7 항에 기재한 적층체의 제조 방법에 의해 얻어진 적층체의 상기 제 2 기체측으로부터 레이저를 조사하여, 상기 제 2 기체를 박리하는, 박리 방법.
- 제 8 항에 있어서,
상기 레이저의 파장이 190nm∼600nm인, 박리 방법. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
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| SG11202010863YA (en) * | 2018-05-01 | 2020-11-27 | Nissan Chemical Corp | Polysiloxane-containing temporary adhesive comprising heat-resistant polymerization inhibitor |
| CN114868232A (zh) * | 2019-12-02 | 2022-08-05 | 信越化学工业株式会社 | 晶片加工用临时粘接剂、晶片层叠体及薄型晶片的制造方法 |
| CN114867810B (zh) * | 2019-12-23 | 2025-03-07 | 日产化学株式会社 | 粘接剂组合物、层叠体及其制造方法、层叠体的剥离方法以及半导体形成基板的加工方法 |
| JP7517942B2 (ja) * | 2020-10-15 | 2024-07-17 | 日鉄ケミカル&マテリアル株式会社 | 積層体の製造方法および処理方法、当該製造方法および処理方法で用いる感光性樹脂組成物 |
| JPWO2022202153A1 (ko) * | 2021-03-26 | 2022-09-29 | ||
| JP7852626B2 (ja) * | 2021-03-26 | 2026-04-28 | 日産化学株式会社 | 積層体、積層体の製造方法、及び半導体基板の製造方法 |
| EP4369379A4 (en) * | 2021-07-26 | 2025-07-09 | Nissan Chemical Corp | METHOD FOR MANUFACTURING LAMINATED BODY AND KIT FOR ADHESIVE COMPOSITION |
| WO2023008207A1 (ja) * | 2021-07-26 | 2023-02-02 | 日産化学株式会社 | 積層体の製造方法、及び接着剤組成物のキット |
| WO2023032165A1 (ja) * | 2021-09-03 | 2023-03-09 | 昭和電工マテリアルズ株式会社 | 仮固定用フィルム、仮固定用積層体、及び半導体装置の製造方法 |
| JP7688550B2 (ja) * | 2021-09-17 | 2025-06-04 | キオクシア株式会社 | 半導体装置、半導体装置の製造方法、および基板の再利用方法 |
| JP7766445B2 (ja) * | 2021-09-29 | 2025-11-10 | 日東電工株式会社 | 電子部品仮固定用粘着シートおよび電子部品の処理方法 |
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| EP4519081A1 (en) * | 2022-05-06 | 2025-03-12 | Unilin, BV | Panel and adhesive system for panels |
| JPWO2024195644A1 (ko) * | 2023-03-23 | 2024-09-26 | ||
| TW202603118A (zh) * | 2024-03-27 | 2026-01-16 | 日商日產化學股份有限公司 | 接著劑組成物、積層體、及加工後之半導體基板之製造方法 |
| TWI889415B (zh) * | 2024-06-25 | 2025-07-01 | 台虹應用材料股份有限公司 | 暫時接著層、多層結構、暫時接著用組成物及裝置的封裝方法 |
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