KR20170089764A - 점착제 조성물, 점착 부재, 광학 부재, 및 전자 부재 - Google Patents
점착제 조성물, 점착 부재, 광학 부재, 및 전자 부재 Download PDFInfo
- Publication number
- KR20170089764A KR20170089764A KR1020170007894A KR20170007894A KR20170089764A KR 20170089764 A KR20170089764 A KR 20170089764A KR 1020170007894 A KR1020170007894 A KR 1020170007894A KR 20170007894 A KR20170007894 A KR 20170007894A KR 20170089764 A KR20170089764 A KR 20170089764A
- Authority
- KR
- South Korea
- Prior art keywords
- sensitive adhesive
- pressure
- adhesive composition
- weight
- meth
- 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
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- 239000004820 Pressure-sensitive adhesive Substances 0.000 title claims abstract description 195
- 239000000203 mixture Substances 0.000 title claims abstract description 123
- 230000003287 optical effect Effects 0.000 title claims abstract description 24
- 239000000178 monomer Substances 0.000 claims abstract description 73
- 229920000642 polymer Polymers 0.000 claims abstract description 63
- 239000010410 layer Substances 0.000 claims abstract description 49
- 239000000853 adhesive Substances 0.000 claims abstract description 28
- 230000001070 adhesive effect Effects 0.000 claims abstract description 28
- -1 acrylate ester Chemical class 0.000 claims description 41
- 239000003431 cross linking reagent Substances 0.000 claims description 36
- 239000004593 Epoxy Substances 0.000 claims description 17
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 14
- 125000000217 alkyl group Chemical group 0.000 claims description 13
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- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 125000005907 alkyl ester group Chemical group 0.000 claims description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 4
- 239000012790 adhesive layer Substances 0.000 claims 1
- 125000000524 functional group Chemical group 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 239000007787 solid Substances 0.000 description 60
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- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 3
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- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
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- 150000002978 peroxides Chemical class 0.000 description 3
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- 230000007017 scission Effects 0.000 description 3
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 3
- FDYDISGSYGFRJM-UHFFFAOYSA-N (2-methyl-2-adamantyl) 2-methylprop-2-enoate Chemical compound C1C(C2)CC3CC1C(OC(=O)C(=C)C)(C)C2C3 FDYDISGSYGFRJM-UHFFFAOYSA-N 0.000 description 2
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 2
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 2
- NDWUBGAGUCISDV-UHFFFAOYSA-N 4-hydroxybutyl prop-2-enoate Chemical compound OCCCCOC(=O)C=C NDWUBGAGUCISDV-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
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- 150000001336 alkenes Chemical class 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 229920005603 alternating copolymer Polymers 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 2
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- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
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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 2
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- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
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- MKIJJIMOAABWGF-UHFFFAOYSA-N methyl 2-sulfanylacetate Chemical compound COC(=O)CS MKIJJIMOAABWGF-UHFFFAOYSA-N 0.000 description 2
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- NWAHZAIDMVNENC-UHFFFAOYSA-N octahydro-1h-4,7-methanoinden-5-yl methacrylate Chemical compound C12CCCC2C2CC(OC(=O)C(=C)C)C1C2 NWAHZAIDMVNENC-UHFFFAOYSA-N 0.000 description 2
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- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
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Abstract
본 발명의 점착제 조성물은, (메트)아크릴산알킬에스테르 유래의 단량체 단위를 갖는 중합체 (A)를 포함하는 점착제 조성물이며, -40℃ 내지 150℃의 전체 온도 영역에서의, 당해 점착제 조성물을 경화하여 형성되는 점착제층의 손실 정접 tanδ가 0.10 이상이다.
Description
20: 점착제층
30: 세퍼레이터
100: 점착 부재
Claims (9)
- (메트)아크릴산알킬에스테르 유래의 단량체 단위를 갖는 중합체 (A)를 포함하는 점착제 조성물이며,
-40℃ 내지 150℃의 전체 온도 영역에서의, 당해 점착제 조성물로 형성되는 점착제층의 손실 정접 tanδ가 0.10 이상인,
점착제 조성물. - 제1항에 있어서, 상기 (메트)아크릴산알킬에스테르 유래의 단량체 단위가, 탄소수 1 내지 20의 알킬기를 알킬에스테르 부분으로서 갖는 (메트)아크릴산알킬에스테르 유래의 단량체 단위 (I)인, 점착제 조성물.
- 제1항 또는 제2항에 있어서, 상기 중합체 (A)가 분자 내에 OH기 및/또는 COOH기를 갖는 (메트)아크릴산에스테르 유래의 단량체 단위 (II)를 갖는 점착제 조성물.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 2관능 이상의 유기 폴리이소시아네이트계 가교제 및/또는 에폭시계 가교제를 포함하는, 점착제 조성물.
- 제1항에 있어서, 탄소수 1 내지 20의 알킬기를 알킬에스테르 부분으로서 갖는 (메트)아크릴산알킬에스테르 유래의 단량체 단위 (I)과 분자 내에 OH기 및/또는 COOH기를 갖는 (메트)아크릴산에스테르 유래의 단량체 단위 (II)를 갖는 중합체와, 2관능 이상의 유기 폴리이소시아네이트계 가교제 및/또는 에폭시계 가교제를 포함하는 점착제 조성물이며, 당해 점착제 조성물 중의 NCO기의 몰 함유 비율을 [NCO]라 하고, 당해 점착제 조성물 중의 에폭시기의 몰 함유 비율을 [에폭시]라 하고, 당해 점착제 조성물 중의 OH기의 몰 함유 비율을 [OH]라 하고, 당해 점착제 조성물 중의 COOH기의 몰 함유 비율을 [COOH]라 했을 때에, 0<([NCO]+[에폭시])/([OH]+[COOH])<0.05인, 점착제 조성물.
- 제1항 내지 제6항 중 어느 한 항에 기재된 점착제 조성물로 형성되는 점착제층을 갖는 점착 부재.
- 제7항에 기재된 점착 부재를 구비하는 광학 부재.
- 제7항에 기재된 점착 부재를 구비하는 전자 부재.
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WO2020262048A1 (ja) | 2019-06-27 | 2020-12-30 | 日東電工株式会社 | 粘着シート、および粘着シート貼付品の製造方法 |
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JP2017132871A (ja) | 2017-08-03 |
KR102706292B1 (ko) | 2024-09-13 |
CN107011835A (zh) | 2017-08-04 |
TWI789344B (zh) | 2023-01-11 |
TW201728725A (zh) | 2017-08-16 |
CN113831867B (zh) | 2023-09-26 |
CN113831867A (zh) | 2021-12-24 |
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