KR20200083358A - 실리콘계 점착성 보호 필름 및 이를 포함하는 광학 부재 - Google Patents
실리콘계 점착성 보호 필름 및 이를 포함하는 광학 부재 Download PDFInfo
- Publication number
- KR20200083358A KR20200083358A KR1020190178754A KR20190178754A KR20200083358A KR 20200083358 A KR20200083358 A KR 20200083358A KR 1020190178754 A KR1020190178754 A KR 1020190178754A KR 20190178754 A KR20190178754 A KR 20190178754A KR 20200083358 A KR20200083358 A KR 20200083358A
- Authority
- KR
- South Korea
- Prior art keywords
- silicone
- protective film
- adhesive protective
- sio
- based adhesive
- 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.)
- Granted
Links
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- 230000001681 protective effect Effects 0.000 title claims abstract description 156
- 239000000853 adhesive Substances 0.000 title claims abstract description 126
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 126
- 230000003287 optical effect Effects 0.000 title abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 105
- 239000011347 resin Substances 0.000 claims abstract description 105
- 239000000203 mixture Substances 0.000 claims abstract description 37
- 239000013464 silicone adhesive Substances 0.000 claims abstract description 32
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- 239000010408 film Substances 0.000 claims description 172
- 125000004432 carbon atom Chemical group C* 0.000 claims description 32
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 28
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- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims description 6
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 claims description 6
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- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 21
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- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
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- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical group O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- RCNRJBWHLARWRP-UHFFFAOYSA-N ethenyl-[ethenyl(dimethyl)silyl]oxy-dimethylsilane;platinum Chemical compound [Pt].C=C[Si](C)(C)O[Si](C)(C)C=C RCNRJBWHLARWRP-UHFFFAOYSA-N 0.000 description 1
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- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
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- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
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- IALUUOKJPBOFJL-UHFFFAOYSA-N potassium oxidosilane Chemical compound [K+].[SiH3][O-] IALUUOKJPBOFJL-UHFFFAOYSA-N 0.000 description 1
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- 239000002904 solvent Substances 0.000 description 1
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- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- UMFJXASDGBJDEB-UHFFFAOYSA-N triethoxy(prop-2-enyl)silane Chemical compound CCO[Si](CC=C)(OCC)OCC UMFJXASDGBJDEB-UHFFFAOYSA-N 0.000 description 1
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
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Abstract
Description
실시예 | ||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
제1실리콘계 수지(I) | 50 | 50 | 50 | 50 | 30 | 70 | 0 | 50 |
제1실리콘계 수지(II) | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 |
제2실리콘계 수지(I) | 50 | 50 | 50 | 50 | 70 | 30 | 70 | 0 |
제2실리콘계 수지(II) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 |
가교제 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
경화 촉매 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
앵커제 | 0.1 | 0.2 | 0.5 | 0 | 0.1 | 0.1 | 0.1 | 0.1 |
초기 박리력 | 2.60 | 2.58 | 2.70 | 2.59 | 1.8 | 2.8 | 2.9 | 2.7 |
모듈러스 | 2.8 | 2.78 | 2.90 | 2.78 | 3.5 | 1.5 | 2.5 | 2.7 |
3일 경과 후 박리력 | 2.96 | 2.98 | 3.12 | 2.70 | 2.1 | 3.1 | 3.2 | 2.85 |
식 1 | 13.85 | 15.50 | 15.56 | 4.25 | 16.67 | 10.71 | 10.34 | 5.56 |
7일 경과 후 박리력 | 3.1 | 3.05 | 3.15 | 2.81 | 2.3 | 3.3 | 3.5 | 3.0 |
식 2 | 19.23 | 18.22 | 16.67 | 8.49 | 27.78 | 17.86 | 20.69 | 11.11 |
용출율 | 2.8 | 2.9 | 3.1 | 3.2 | 2.4 | 3.5 | 2.4 | 3.3 |
실시예 | 비교예 | |||||
9 | 10 | 11 | 1 | 2 | 3 | |
제1실리콘계 수지(I) | 50 | 50 | 50 | 0 | 0 | 50 |
제1실리콘계 수지(II) | 0 | 0 | 0 | 100 | 0 | 0 |
제2실리콘계 수지(I) | 50 | 50 | 50 | 0 | 100 | 50 |
제2실리콘계 수지(II) | 0 | 0 | 0 | 0 | 0 | 0 |
가교제 | 1.5 | 1.5 | 1.5 | 1.5 | 0.5 | 1.5 |
경화 촉매 | 1 | 1 | 1 | 1 | 1 | 1 |
앵커제 | 0.1 | 0.2 | 0.5 | 1 | 0.1 | 0.1 |
MQ 수지 | 0 | 0 | 0 | 0 | 0 | 5 |
UV 흡수제 | 0.5 | 1 | 1.5 | 0 | 0 | 0 |
초기 박리력 | 2.60 | 2.58 | 2.70 | 5.02 | 1.8 | 4.2 |
모듈러스 | 2.77 | 2.68 | 2.84 | 1.7 | 9 | 3.2 |
3일 경과 후 박리력 | 2.96 | 2.98 | 3.12 | 7.2 | 1.9 | 5 |
식 1 | 13.85 | 15.50 | 15.56 | 43.43 | 5.56 | 19.05 |
7일 경과 후 박리력 | 3.1 | 3.05 | 3.15 | 10.5 | 2.0 | 7.2 |
식 2 | 19.23 | 18.22 | 16.67 | 109.16 | 11.11 | 71.43 |
용출율 | 2.8 | 2.9 | 3.1 | 4.5 | 2.5 | 3.7 |
파장 400nm에서 광 투과율 | 76 | 52 | 25 | 88 | 89 | 88 |
Claims (15)
- 실리콘계 수지, 가교제 및 경화 촉매를 포함하는 실리콘계 점착성 보호 필름용 조성물로 형성되고,
상기 실리콘계 점착성 보호 필름은 25℃에서 유리판에 대한 박리력이 3gf/inch 이하이고, 상기 실리콘계 점착성 보호 필름은 25℃에서 모듈러스가 0.5MPa 내지 7MPa인 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름은 하기 식 2의 박리력 변화율이 40% 이하인 것인, 실리콘계 점착성 보호 필름:
[식 2]
박리력 변화율 = |PS[7일] - PS[0일]|/PS[0일] x 100
(상기 식 2에서,
PS[0일]은 상기 실리콘계 점착성 보호 필름의 유리판에 대한 최초 박리력(단위:gf/inch)
PS[7일]은 상기 실리콘계 점착성 보호 필름과 상기 유리판의 적층체를 50℃ 상대습도 45%에서 7일 동안 방치한 후 상기 실리콘계 점착성 보호 필름의 상기 유리판에 대한 박리력(단위:gf/inch)).
- 제2항에 있어서, 상기 식 2에서 PS[7일]은 3.5gf/inch 이하인 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름은 하기 식 5에 따른 용출율이 3.5% 이하인 것인, 실리콘계 점착성 보호 필름:
[식 5]
용출율 = |WB - WA|/ WA x 100
(상기 식 5에서,
WA는 실리콘계 점착성 보호 필름의 최초 질량(단위: g)
WB는 상기 실리콘계 점착성 보호 필름을 바이알에 넣고 메틸이소부틸케톤을 넣고 25℃에서 2시간 동안 교반하여 겔화된 실리콘계 점착성 보호 필름을 제조하고 상기 바이알에 든 내용물을 멤브레인 필터로 여과하고 상기 멤브레인 필터 상의 고형물을 130℃에서 30분 동안 건조시켜 얻은 용출된 실리콘계 점착성 보호 필름의 질량(단위: g)).
- 제1항에 있어서, 상기 실리콘계 수지는 제1실리콘계 수지와 제2실리콘계 수지의 혼합물을 포함하고, 상기 혼합물 100중량부 중 상기 제1실리콘계 수지: 상기 제2실리콘계 수지는 30중량부: 70중량부 내지 70중량부: 30중량부로 포함되는 것인, 실리콘계 점착성 보호 필름.
- 제5항에 있어서, 상기 제1실리콘계 수지는 하기 화학식 1로 표시되는 것인, 실리콘계 점착성 보호 필름:
<화학식 1>
(R3SiO1/2)4-p(R2SiO)m(RR1SiO)n(R1R2SiO1/2)p
(상기 화학식 1에서,
R은 수산기, 탄소수 1 내지 탄소수 10의 알킬기 또는 탄소수 2 내지 탄소수 10의 알케닐기,
R1은 탄소수 2 내지 탄소수 10의 알케닐기,
p의 평균값은 1 내지 4의 수,
m의 평균값은 100 내지 10,000의 수,
n의 평균값은 0 또는 평균적으로 m보다 큰 수,
m+n의 평균값은 100 내지 10,000).
- 제6항에 있어서, 상기 제1실리콘계 수지는 ((Me)3SiO1/2)4-p((Me)2SiO)m(Vi(Me)2SiO1/2)p(이때, Me는 메틸기, Vi는 비닐기, m, p는 상기 화학식 1에서 정의한 바와 같다)것인, 실리콘계 점착성 보호 필름.
- 제5항에 있어서, 상기 제2실리콘계 수지는 하기 화학식 2로 표시되는 것인, 실리콘계 점착성 보호 필름:
<화학식 2>
(R3SiO1/2)4-p(R2SiO)m(RR1SiO)n(R1R2SiO1/2)p
(상기 화학식 2에서,
R은 수산기, 탄소수 1 내지 탄소수 10의 알킬기 또는 탄소수 2 내지 탄소수 10의 알케닐기,
R1은 탄소수 2 내지 탄소수 10의 알케닐기,
p의 평균값은 0 내지 4의 수,
m의 평균값은 1,000 내지 10,000의 수, n의 평균값은 10 내지 500의 수).
- 제8항에 있어서, 상기 제2실리콘계 수지는 ((Me)3SiO1/2)4((Me)2SiO)m(HeMeSiO)n, (Vi(Me)2SiO1/2)4((Me)2SiO)m(HeMeSiO)n 중 1종 이상(이때, Me는 메틸기, He는 헥세닐기, m, n은 상기 화학식 2에서 정의한 바와 같다)인 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름용 조성물은 앵커제를 더 포함하는 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름용 조성물은 R3R4 2SiO1/2 단위(이때, R3은 탄소수 1 내지 10의 알킬기, 탄소수 2 내지 10의 알케닐기, 탄소수 6 내지 10의 아릴기 또는 수산기이고, R4는 탄소수 1 내지 10의 알킬기) 및 SiO4/2 단위를 구성되는 실리콘계 수지를 포함하지 않는 것인, 실리콘계 점착성 보호 필름.
- 제11항에 있어서, 상기 R3R4 2SiO1/2 단위 및 SiO4/2 단위를 구성되는 실리콘계 수지는 Me3SiO1/2 단위 및 SiO4/2 단위를 갖는 MQ 실리콘계 수지를 포함하는 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름용 조성물은 (메트)아크릴계 점착 수지, 실리콘 (메트)아크릴레이트계 점착 수지 중 1종 이상을 포함하지 않는 것인, 실리콘계 점착성 보호 필름.
- 제1항에 있어서, 상기 실리콘계 점착성 보호 필름은 UV 흡수제를 더 포함하는 것인, 실리콘계 점착성 보호 필름.
- 광학 필름; 및 상기 광학 필름의 일면에 형성된 제1항 내지 제14항 중 어느 한 항의 실리콘계 점착성 보호 필름을 포함하는 것인, 광학 부재.
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2022
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KR20150100688A (ko) * | 2012-12-28 | 2015-09-02 | 아사히 가라스 가부시키가이샤 | 유리 적층체 및 그 제조 방법 및, 실리콘 수지층이 장착된 지지 기재 |
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KR20230032702A (ko) * | 2021-08-31 | 2023-03-07 | 도레이첨단소재 주식회사 | 레이저 타발공정용 필름 및 이를 포함하는 디스플레이 소자 |
KR20240025832A (ko) * | 2022-08-19 | 2024-02-27 | 에스케이마이크로웍스솔루션즈 주식회사 | 표면 보호 필름 및 이를 포함하는 디스플레이 패널 |
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US11767453B2 (en) | 2023-09-26 |
CN115403799B (zh) | 2024-09-13 |
TWI754200B (zh) | 2022-02-01 |
US20230407155A1 (en) | 2023-12-21 |
KR102513675B1 (ko) | 2023-03-24 |
CN111378188B (zh) | 2023-05-16 |
US20200208032A1 (en) | 2020-07-02 |
KR20220145802A (ko) | 2022-10-31 |
CN111378188A (zh) | 2020-07-07 |
KR102614321B1 (ko) | 2023-12-15 |
TW202026380A (zh) | 2020-07-16 |
CN115403799A (zh) | 2022-11-29 |
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