KR20140147772A - 경화성 조성물 - Google Patents
경화성 조성물 Download PDFInfo
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- KR20140147772A KR20140147772A KR20140075241A KR20140075241A KR20140147772A KR 20140147772 A KR20140147772 A KR 20140147772A KR 20140075241 A KR20140075241 A KR 20140075241A KR 20140075241 A KR20140075241 A KR 20140075241A KR 20140147772 A KR20140147772 A KR 20140147772A
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- South Korea
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- sio
- polyorganosiloxane
- curable composition
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- 239000000203 mixture Substances 0.000 title claims abstract description 126
- 125000003118 aryl group Chemical group 0.000 claims description 52
- 150000001875 compounds Chemical class 0.000 claims description 50
- 125000004432 carbon atom Chemical group C* 0.000 claims description 38
- 125000003342 alkenyl group Chemical group 0.000 claims description 32
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 28
- 125000003700 epoxy group Chemical group 0.000 claims description 25
- 239000000126 substance Substances 0.000 claims description 25
- 125000000217 alkyl group Chemical group 0.000 claims description 23
- -1 siloxane unit Chemical group 0.000 claims description 23
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 21
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 20
- 125000003545 alkoxy group Chemical group 0.000 claims description 18
- 150000002430 hydrocarbons Chemical class 0.000 claims description 18
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- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 11
- 238000006116 polymerization reaction Methods 0.000 claims description 11
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- 239000000376 reactant Substances 0.000 claims description 10
- 150000001923 cyclic compounds Chemical class 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
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- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
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- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 2
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- 125000005370 alkoxysilyl group Chemical group 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
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Abstract
Description
MSL 평가 | 신뢰성 | |
실시예1 | A | A |
실시예2 | A | A |
비교예1 | B | B |
비교예2 | B | A |
비교예3 | B | C |
Claims (18)
- 지방족 불포화 결합을 가지는 폴리오가노실록산을 포함하고, 중량평균분자량이 800 이하인 고리형 화합물의 함유량이 7 중량% 내지 25 중량%인 중합 반응물 및 규소 원자에 결합하고 있는 수소 원자를 포함하는 규소 화합물을 포함하는 경화성 조성물.
- 제 1 항에 있어서, 폴리오가노실록산은, 하기 화학식 1의 실록산 단위와 화학식 2의 실록산 단위를 포함하는 경화성 조성물:
[화학식 1]
(R1R2SiO2 /2)
[화학식 2]
(R3 2SiO2 /2)
화학식 1 및 2에서 R1 및 R2는 각각 독립적으로 히드록시기, 에폭시기, 알콕시기 또는 1가 탄화수소기이고, R3는 아릴기이다. - 제 3 항에 있어서, 폴리오가노실록산에 포함되는 전체 이관능성 실록산 단위 대비 화학식 2의 실록산 단위의 비율이 30% 이상인 경화성 조성물.
- 제 3 항에 있어서, 폴리오가노실록산에 포함되는 전체 유기기 대비 전체 아릴기의 몰 비율이 30% 내지 60%인 경화성 조성물.
- 제 3 항에 있어서, 폴리오가노실록산에 포함되는 아릴기를 가지는 이관능성 실록산 대비 화학식 2의 실록산 단위의 비율이 70% 이상인 경화성 조성물.
- 제 1 항에 있어서, 폴리오가노실록산은 하기 화학식 3의 평균 조성식을 가지는 경화성 조성물:
[화학식 3]
(R4 3SiO1 /2)a(R4 2SiO2 /2)b(R4SiO3 /2)c(SiO4 /2)d
화학식 3에서 R4는, 각각 독립적으로 히드록시기, 에폭시기, 알콕시기 또는 1가 탄화수소기이되, R4 중 적어도 하나는 알케닐기이고, R4 중 적어도 하나는 아릴기이며, a+b+c+d를 1로 환산하였을 때에 a는 0.01 내지 0.15이고, b는 0.65 내지 0.97이며, c는 0 내지 0.30 이고, d는 0 내지 0.2이며, b/(b+c+d)는 0.7 내지 1이다. - 제 1 항에 있어서, 폴리오가노실록산은, 하기 화학식 4의 평균 조성식을 가지는 경화성 조성물:
[화학식 4]
(R5R6 2SiO1 /2)e(R7R8SiO2 /2)f(R9 2SiO2 /2)g(R10SiO3 /2)h
화학식 4에서 R5는, 1가 탄화수소기이고, R6는 탄소수 1 내지 4의 알킬기이며, R7 및 R8은, 각각 독립적으로 알킬기, 알케닐기 또는 아릴기이고, R9는 아릴기이며, e+f+g+h를 1로 환산하였을 때에 e는 0.01 내지 0.15이며, f은 0 내지 0.97 이고, g은 0 내지 0.97 이며, h은 0 내지 0.30 이고, (l+m)/(l+m+c)는 0.7 내지 1이다. - 제 1 항에 있어서, 폴리오가노실록산은, 하기 화학식 5의 단위를 포함하는 경화성 조성물:
[화학식 5]
화학식 5에서 R1 및 R2는 각각 독립적으로 탄소수 1 내지 20의 알킬기, 탄소수 2 내지 20의 알케닐기 또는 탄소수 6 내지 25의 아릴기이고, R3는 탄소수 1 내지 20의 알킬기 또는 탄소수 6 내지 25의 아릴기다. - 제 10 항 또는 제 11 항에 있어서, 혼합물은 하기 화학식 9 또는 하기 화학식 10의 평균 조성식을 가지는 폴리오가노실록산을 추가로 포함하는 경화성 조성물:
[화학식 9]
[RjSiO3 /2]
[화학식 10]
[RkRl 2SiO1 /2] p[RmSiO3 /2]q
화학식 9 및 10에서 Rj, Rk 및 Rm은 각각 독립적으로 1가 탄화수소기이고, Rl은 탄소수 1 내지 4의 알킬기이며, p는 1 또는 2이고, q는 3 내지 10 이다. - 제 1 항에 있어서, 하기 화학식 11의 평균 조성식을 가지는 가교형 폴리오가노실록산을 추가로 포함하는 경화성 조성물:
[화학식 11]
(R11 3SiO1 /2)a(R11 2SiO2 /2)b(R11SiO3 /2)c(SiO4 /2)d
화학식 11에서 R11은 각각 독립적으로 히드록시기, 에폭시기, 알콕시기 또는 1가 탄화수소기이고, R11 중 적어도 하나는 알케닐기이며, R11 중 적어도 하나는 아릴기이고, a+b+c+d를 1로 환산하였을 때에 a는 0.05 내지 0.5이며, b는 0 내지 0.3이고, c는 0.6 내지 0.95이며, g는 0 내지 0.2이고, b/(b+c+d)는 0.3 이하이며, c/(c+d)는 0.8 이상이다. - 제 12 항에 있어서, 중합 반응물에 포함되는 폴리오가노실록산과 가교형 폴리오가노실록산의 혼합물에서 중합 반응물에 포함되는 폴리오가노실록산의 중량 비율이 10 내지 50인 경화성 조성물.
- 제 1 항에 있어서, 규소 화합물은, 하기 화학식 12의 화합물 또는 하기 화학식 13의 평균 조성식을 가지는 화합물인 경화성 조성물:
[화학식 12]
R12 3SiO(R12 2SiO)nSiR12 3
[화학식 13]
(R13 3SiO1 /2)a(R13 2SiO2 /2)b(R13SiO3 /2)c(SiO2)d
화학식 12 및 13에서 R12는 각각 독립적으로 수소 또는 1가의 탄화수소기이고, R12 중 적어도 2개는 수소 원자이며, R12 중 적어도 하나는 아릴기이고, n은 1 내지 100이며, R13은 각각 독립적으로 수소 또는 1가의 탄화수소기이고, R13 중 적어도 2개는 수소 원자이며, R13 중 적어도 하나는 아릴기이고, a+b+c+d를 1로 환산하였을 때, a는 0.1 내지 0.8이고, b는 0 내지 0.5이며, c는 0.1 내지 0.8 이고, d는 0 내지 0.2이되, c 및 d는 동시에 0이 아니다. - 경화된 제 1 항의 경화성 조성물로 봉지된 광반도체.
- 제 16 항의 광반도체를 백라이트 유닛에 포함하는 액정 디스플레이.
- 제 16 항의 광반도체를 포함하는 조명 기구.
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