KR101415840B1 - 하드코팅 필름 - Google Patents
하드코팅 필름 Download PDFInfo
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- KR101415840B1 KR101415840B1 KR1020130089108A KR20130089108A KR101415840B1 KR 101415840 B1 KR101415840 B1 KR 101415840B1 KR 1020130089108 A KR1020130089108 A KR 1020130089108A KR 20130089108 A KR20130089108 A KR 20130089108A KR 101415840 B1 KR101415840 B1 KR 101415840B1
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Abstract
Description
제 1 하드코팅 층 | 제 2 하드코팅 층 | |||
표면에너지 (단위: mN/m) |
불소원소함량 (단위: mol%) |
표면에너지 (단위: mN/m) |
불소원소함량 (단위: mol%) |
|
실시예 1 | 43.4 | 0 | 19.1 | 21.6 |
실시예 2 | 43.4 | 0 | 21.0 | 17.5 |
실시예 3 | 32 | 11.2 | 19.1 | 21.6 |
실시예 4 | 47.5 | 0 | 19.1 | 21.6 |
실시예 5 | 43.4 | 0 | 19.1 | 21.6 |
실시예 6 | 32 | 11.2 | 19.1 | 21.6 |
비교예 1 | 43.4 | 0 | 41.2 | 0 |
비교예 2 | 44.2 | 0 | 43.8 | 0 |
실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | 실시예 6 | 비교예 1 | 비교예 2 | |
지문제거성 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 | 불량 | 불량 |
내낙서성 | 100회 | 150회 | 100회 | 100회 | 100회 | 100회 | 1회 | 1회 |
부착성 | 1.35kg | 1.35kg | 1.05kg | 1.45kg | 1.35kg | 1.05kg | 1.46kg | 1.40kg |
연필경도 | 8H | 8H | 8H | 8H | 8H | 8H | 8H | 8H |
내찰상성 | O | O | O | O | O | O | O | O |
내광성 | 0.20 | 0.21 | 0.20 | 0.19 | 0.20 | 0.20 | 0.20 | 0.22 |
투과율 | 92.3 | 92.1 | 92.1 | 92.2 | 92.3 | 92.1 | 92.4 | 92.0 |
헤이즈 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 |
굴곡테스트 | OK | OK | OK | OK | OK | OK | OK | OK |
내습열 컬특성 | 0.3mm | 0.2mm | 0.3mm | 0.2mm | 0.3mm | 0.3mm | 0.2mm | 0.2mm |
내충격성 | OK | OK | OK | OK | OK | OK | OK | OK |
Claims (23)
- 지지 기재;
상기 지지 기재의 일면에 형성되고 제 1 표면 에너지를 갖는 제 1 하드코팅 층; 및
상기 지지 기재의 다른 일면에 형성되고 제 2 표면 에너지를 갖는 제 2 하드코팅 층을 포함하고,
상기 제 1 하드코팅 층의 표면 내지 표면으로부터 1 nm 깊이에서 XPS에 의해 측정하였을 때 전체 원소 함량에 대하여, 불소(F) 원소의 함량이 12 몰% 미만이고, 상기 제 2 하드코팅 층의 표면 내지 표면으로부터 1 nm 깊이에서 XPS에 의해 측정하였을 때 전체 원소 함량에 대하여, 불소(F) 원소의 함량이 12몰% 이상이며,
상기 제 1 및 제 2 표면 에너지의 차이가 3 mN/m 이상이며, 상기 제 1 및 제 2 하드코팅 층은 각각 독립적으로 동일하거나 상이하게, 두께가 50 내지 300 ㎛이며, 1kg의 하중에서 7H 이상의 연필 경도를 나타내는 하드코팅 필름.
- 제1항에 있어서, 상기 제 1 표면 에너지는 26mN/m 이상이고, 상기 제 2 표면 에너지는 23mN/m 이하인 하드코팅 필름.
- 삭제
- 제1항에 있어서, 상기 제 2 하드코팅 층은 불소계 화합물을 포함하는 하드코팅 필름.
- 삭제
- 제1항에 있어서, 상기 제 1 하드코팅 층의 표면은 플라즈마(plasma) 처리, 코로나(corona) 방전 처리, 또는 염기성 용액을 이용한 표면 처리가 수행된 하드코팅 필름.
- 제1항에 있어서, 상기 제 1 및 제 2 하드코팅 층은 각각 독립적으로 동일하거나 상이하게, 3 내지 6 관능성 아크릴레이트계 단량체의 가교 공중합체인 광경화성 가교 공중합체를 포함하는 하드코팅 필름.
- 제7항에 있어서, 상기 제 1 및 제 2 하드코팅 층은 각각 독립적으로 동일하거나 상이하게, 상기 3 내지 6 관능성 아크릴레이트계 단량체에 더하여 1 내지 2 관능성 아크릴레이트계 단량체가 더 가교된 광경화성 가교 공중합체를 포함하는 하드코팅 필름.
- 제7항에 있어서, 상기 제 1 및 제 2 하드코팅 층은 각각 독립적으로 동일하거나 상이하게, 상기 3 내지 6 관능성 아크릴레이트계 단량체에 더하여 광경화성 탄성 중합체가 더 가교된 광경화성 가교 공중합체를 포함하는 하드코팅 필름.
- 제9항에 있어서, 상기 광경화성 탄성 중합체는 ASTM D638에 의해 측정한 신율(elongation)이 15 내지 200%인 하드코팅 필름.
- 제9항에 있어서, 상기 광경화성 탄성 중합체는 폴리카프로락톤, 우레탄 아크릴레이트계 폴리머, 및 폴리로타세인으로 이루어진 군으로부터 선택되는 1종 이상을 포함하는 하드코팅 필름.
- 제11항에 있어서, 상기 폴리로타세인은 말단에 (메타)아크릴레이트계 화합물이 도입된 락톤계 화합물이 결합된 고리형 화합물; 상기 고리형 화합물을 관통하는 선형 분자; 및 상기 선형 분자의 양 말단에 배치되어 상기 고리형 화합물의 이탈을 방지하는 봉쇄기를 포함하는 하드코팅 필름.
- 제7항에 있어서, 상기 제 1 및 제 2 하드코팅 층은 각각 독립적으로 동일하거나 상이하게, 상기 광경화성 가교 공중합체 내에 분산되어 있는 무기 미립자를 더 포함하는 하드코팅 필름.
- 삭제
- 제7항에 있어서, 상기 3 내지 6 관능성 아크릴레이트계 단량체는 트리메틸올프로판 트리아크릴레이트(TMPTA), 트리메틸올프로판에톡시 트리아크릴레이트(TMPEOTA), 글리세린 프로폭실화 트리아크릴레이트(GPTA), 펜타에리트리톨 테트라아크릴레이트(PETA), 및 디펜타에리트리톨 헥사아크릴레이트(DPHA)로 이루어진 군으로부터 선택되는 1종 이상을 포함하는 하드코팅 필름.
- 제1항에 있어서, 상기 지지 기재는 폴리에틸렌테레프탈레이트(polyethyleneterephtalate, PET), 에틸렌 비닐 아세테이트(ethylene vinyl acetate, EVA), 사이클릭 올레핀 중합체(cyclic olefin polymer, COP), 사이클릭 올레핀 공중합체(cyclic olefin copolymer, COC), 폴리아크릴레이트(polyacrylate, PAC), 폴리카보네이트(polycarbonate, PC), 폴리에틸렌(polyethylene, PE), 폴리메틸메타크릴레이트(polymethylmethacrylate, PMMA), 폴리에테르에테르케톤(polyetheretherketon, PEEK), 폴리에틸렌나프탈레이트(polyethylenenaphthalate, PEN), 폴리에테르이미드(polyetherimide, PEI), 폴리이미드(polyimide, PI), 트리아세틸셀룰로오스(triacetylcellulose, TAC), MMA(methyl methacrylate) 및 불소계 수지로 이루어진 군으로부터 선택되는 1종 이상을 포함하는 하드코팅 필름.
- 제1항에 있어서, 22g의 쇠구슬을 50cm의 높이에서 10회 반복하여 자유 낙하시켰을 때 균열이 생기지 않는 하드코팅 필름.
- 삭제
- 제1항에 있어서, 500g의 하중에서 스틸울 #0000로 400회 왕복하여 표면을 문질렀을 때 2 개 이하의 스크래치가 발생하는 하드코팅 필름.
- 제1항에 있어서, 91% 이상의 광투과율, 0.4 이하의 헤이즈 및 1.0 이하의 b*값을 나타내는 하드코팅 필름.
- 제1항에 있어서, UV B 파장의 빛에 72 시간 동안 노출시켰을 때, 하드코팅 필름의 b*값의 변화가 0.5 이하인 하드코팅 필름.
- 제1항에 있어서, 50℃ 이상의 온도 및 80% 이상의 습도에서 70 시간 이상 노출시킨 후 상기 하드코팅 필름을 평면에 위치시켰을 때, 상기 하드코팅 필름의 각 모서리 또는 일 변이 평면에서 이격되는 거리의 최대값이 1.0 mm 이하인 하드코팅 필름.
- 제1항에 있어서, 상기 제 1 하드코팅 층 상에 플라스틱 수지 필름, 점착 필름, 이형 필름, 도전성 필름, 도전층, 코팅층, 경화수지층, 비도전성 필름, 금속 메쉬층 또는 패턴화된 금속층으로 이루어진 군으로부터 선택되는 1개 이상의 층을 더 포함하는 하드코팅 필름.
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EP13830624.6A EP2865707B1 (en) | 2012-08-23 | 2013-07-29 | Hard coating film |
JP2015528389A JP6133426B2 (ja) | 2012-08-23 | 2013-07-29 | ハードコーティングフィルム |
PCT/KR2013/006781 WO2014030851A1 (ko) | 2012-08-23 | 2013-07-29 | 하드코팅 필름 |
CN201380043602.9A CN104640911B (zh) | 2012-08-23 | 2013-07-29 | 硬涂膜 |
TW102127963A TWI527859B (zh) | 2012-08-23 | 2013-08-05 | 硬塗膜 |
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JP2015527458A (ja) | 2015-09-17 |
US20150299504A1 (en) | 2015-10-22 |
KR20140027027A (ko) | 2014-03-06 |
TW201425023A (zh) | 2014-07-01 |
EP2865707B1 (en) | 2017-05-10 |
EP2873690B1 (en) | 2019-06-19 |
CN104640911A (zh) | 2015-05-20 |
US9567479B2 (en) | 2017-02-14 |
EP2865707A4 (en) | 2016-03-02 |
TW201422735A (zh) | 2014-06-16 |
US20150197662A1 (en) | 2015-07-16 |
JP2015533677A (ja) | 2015-11-26 |
EP2873690A4 (en) | 2016-04-13 |
KR20140027026A (ko) | 2014-03-06 |
WO2014030851A1 (ko) | 2014-02-27 |
WO2014030852A1 (ko) | 2014-02-27 |
CN104640911B (zh) | 2017-11-10 |
EP2873690A1 (en) | 2015-05-20 |
CN104736611A (zh) | 2015-06-24 |
EP2865707A1 (en) | 2015-04-29 |
KR101415841B1 (ko) | 2014-07-09 |
JP6133426B2 (ja) | 2017-05-24 |
US10087340B2 (en) | 2018-10-02 |
JP6155336B2 (ja) | 2017-06-28 |
TWI527859B (zh) | 2016-04-01 |
CN104736611B (zh) | 2018-04-24 |
TWI504506B (zh) | 2015-10-21 |
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