KR101770864B1 - 투명 수지 적층체 및 이를 포함하는 터치 스크린 패널 - Google Patents
투명 수지 적층체 및 이를 포함하는 터치 스크린 패널 Download PDFInfo
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- KR101770864B1 KR101770864B1 KR1020130058565A KR20130058565A KR101770864B1 KR 101770864 B1 KR101770864 B1 KR 101770864B1 KR 1020130058565 A KR1020130058565 A KR 1020130058565A KR 20130058565 A KR20130058565 A KR 20130058565A KR 101770864 B1 KR101770864 B1 KR 101770864B1
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- touch screen
- screen panel
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- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 1
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 description 1
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Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Laminated Bodies (AREA)
Abstract
Description
도 2는 본 발명의 다른 구현예에 따른 투명 수지 적층체의 개략적인 단면도이다.
도 3은 본 발명의 또 다른 구현예에 따른 투명 수지 적층체의 개략적인 단면도이다.
도 4는 본 발명의 또 다른 구현예에 따른 투명 수지 적층체의 개략적인 단면도이다.
구분 | 표면 경도 | 굴곡탄성율 [GPa] |
헤이즈 [%] | 광투과도 [%] |
낙구 충격 |
실시예 1 | 6H | 2.7 | 0.6 | 91.5 | 60cm |
실시예 2 | 6H | 2.8 | 0.4 | 91.7 | 45cm |
실시예 3 | 6H | 2.8 | 0.55 | 91.5 | 40cm |
실시예 4 | 6H | 3.0 | 0.5 | 91.9 | 40cm |
비교예 1 | 2H | 2.5 | 0.4 | 92.0 | 60cm |
비교예 2 | 7H | 3.7 | 0.15 | 93.0 | 18 cm |
2: 투명 시트
3: 제2 공중합체 수지를 포함하는 층
4, 4' 하드코팅층
5, 5': 광학적 투명 점착 필름
10, 20, 30: 투명 수지 필름
Claims (20)
- 일면에 도전층이 형성된 전도성 플라스틱 필름, 광학적 투명 점착 필름 (OCA, optically clear adhesive) 및 투명 수지 적층체가 순차적으로 적층된 터치 스크린 패널이고,
상기 투명 수지 적층체는:
폴리메틸메타크릴레이트 매트릭스 수지에 아크릴계 고무 입자가 분산된 투명 시트;
상기 투명 시트의 일면에 적층되고, 아크릴계 단량체, 말레이미드계 단량체 및 스티렌계 단량체의 제1 공중합체 수지를 포함하는 층; 및
상기 투명 시트의 다른 일면에 적층되고, 아크릴계 단량체, 말레이미드계 단량체 및 스티렌계 단량체의 제2 공중합체 수지를 포함하는 층;을 포함하고,
상기 제1 공중합체 수지 및 상기 제2 공중합체 수지는 아크릴계 주쇄에 말레이미드계 측쇄가 그라프트 중합되어 연결된 구조이고,
상기 아크릴계 주쇄와 상기 말레이미드계 측쇄는 상기 스티렌계 단량체에서 유도된 스티렌계 구조단위를 매개로 연결된
터치 스크린 패널. - 제1항에 있어서,
상기 제1 공중합체 수지는 및 상기 제2 공중합체 수지의 유리전이온도가 100 내지 150℃인
터치 스크린 패널. - 제1항에 있어서,
상기 아크릴계 고무 입자의 함량이 상기 투명 시트 100중량% 중 10 내지 60 중량% 인
터치 스크린 패널. - 제1항에 있어서,
상기 아크릴계 고무 입자는 메타크릴산 알킬 에스테르 구조단위 및 방향족 비닐계 구조단위의 공중합체로 이루어진 코어 및 아크릴산 에스테르 구조단위 및 메타크릴산 에스테르 구조단위의 공중합체로 이루어진 쉘을 포함하는 구조인
터치 스크린 패널. - 제4항에 있어서,
상기 아크릴계 고무 입자는 상기 코어 30 내지 50 중량% 및 상기 쉘 50 내지 70 중량%를 포함하는
터치 스크린 패널. - 제4항에 있어서,
상기 아크릴계 고무 입자의 코어는 메타크릴산 알킬 에스테르 구조단위 50 내지 90 중량% 및 방향족 비닐계 구조단위 10 내지 50 중량%를 포함하는
터치 스크린 패널. - 제4항에 있어서,
상기 아크릴계 고무 입자의 쉘은 아크릴산 에스테르 구조단위 10 내지 50 중량% 및 메타크릴산 에스테르 구조단위 50 내지 90 중량%를 포함하는
터치 스크린 패널. - 제1항에 있어서,
상기 아크릴계 고무 입자의 평균 입경이 30nm 내지 400nm인
터치 스크린 패널. - 제1항에 있어서,
상기 투명 시트의 두께가 0.03mm 내지 1.0mm인
터치 스크린 패널. - 제1항에 있어서,
상기 제1 공중합체 수지를 포함하는 층 및 상기 제2 공중합체 수지를 포함하는 층의 두께가 각각 0.05mm 내지 1.5mm인
터치 스크린 패널. - 제1항에 있어서,
상기 제1 공중합체 수지 및 상기 제2 공중합체 수지는 각각 독립적으로 상기 아크릴계 단량체 90 내지 93 중량%, 상기 말레이미드계 단량체 4 내지 7 중량% 및 상기 스티렌계 단량체 1 내지 3 중량%의 단량체 혼합 조성물이 공중합된
터치 스크린 패널. - 삭제
- 삭제
- 제1항에 있어서,
상기 투명 수지 적층체의 적어도 하나의 최외각 일면에 하드코팅층을 더 포함하는
터치 스크린 패널. - 제14항에 있어서,
상기 하드코팅층은 우레탄 아크릴레이트, 에폭시 아크릴레이트, 폴리에테르 아크릴레이트, 폴리에스테르 아크릴레이트, 디펜타아크리트리톨 헥사아크릴레이트, 디펜타크리트리톨 펜타아크릴레이트, 펜타아크릴티오톨 테트라아크릴레이트, 다이펜타에리트리톨 헥사아크릴레이트, 디펜타에리스톨 펜타아크릴레이트 및 이들의 조합으로 이루어진 군으로부터 선택된 광경화성 화합물의 모노머 또는 올리고머로부터 형성된
터치 스크린 패널. - 제1항에 있어서,
상기 투명 시트와 상기 제1 공중합체 수지를 포함하는 층 사이 또는 상기 투명 시트와 상기 제2 공중합체 수지를 포함하는 층 사이에 개재된 광학적 투명 점착 필름 (OCA, optically clear adhesive)을 더 포함하는
터치 스크린 패널. - 제1항에 있어서,
상기 투명 수지 적층체는 광 투과도가 90% 내지 100%인
터치 스크린 패널. - 삭제
- 삭제
- 제1항에 있어서,
상기 전도성 플라스틱 필름은 일면에 ITO 전극층이 형성된 투명 플라스틱 필름인
터치 스크린 패널.
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