KR102119023B1 - 2종 이상의 올리고머를 이용한 신축성 기판의 제조방법 및 그를 포함하는 신축성 전자기기의 제조방법 - Google Patents
2종 이상의 올리고머를 이용한 신축성 기판의 제조방법 및 그를 포함하는 신축성 전자기기의 제조방법 Download PDFInfo
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- KR102119023B1 KR102119023B1 KR1020190047194A KR20190047194A KR102119023B1 KR 102119023 B1 KR102119023 B1 KR 102119023B1 KR 1020190047194 A KR1020190047194 A KR 1020190047194A KR 20190047194 A KR20190047194 A KR 20190047194A KR 102119023 B1 KR102119023 B1 KR 102119023B1
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Abstract
Description
도 2a는 본 발명에 따른 신축성 기판을 위에서 본 개략도이고, 도 2b는 측면에서 본 개략도이다.
도 3은 실시예 1에 따른 신축성 기판의 광학현미경 분석사진이다.
도 4a 및 4b는 실시예 2 및 실시예 1에 따른 신축성 기판에서 신축 영역과 비신축 영역간 경계의 높이 차이를 설명하기 위한 실험 사진이다.
도 5은 실시예 1에 따른 신축성 기판에서 위치에 따른 탄성계수 변화를 설명하기 위한 도면이다.
도 6는 실시예 1 및 2에 따른 신축성 기판의 신축 내구성을 설명하기 위한 실험 사진이다.
도 7은 실시예 1 및 비교예 4에 따라 제조된 신축성 기판의 내구성을 비교한 그래프이다.
도 8a는 실시예 1에 따른 신축성 기판에서 신축 영역과 비신축 영역의 변형율을 나타낸 도면이고, 도 8b는 변형률에 따른 실시예 1에 따른 신축성 기판의 변화를 나타낸 사진이다.
도 9a 및 9b는 두께에 따른 신축성 기판의 스트레스(stress)-스트레인(strain) 곡선이고, 도 9c는 두께에 따른 신축성 기판의 연신률 및 모듈러스를 비교한 그래프이다.
도 10은 본 발명에 따른 신축성 기판의 신축(stretching) 전후 비교 사진이다.
기판 | Shore Hardness (A or D) | Modulus (MPa) |
실시예 1 | 67D | 193 |
비교예 1 | 41A | 1.8 |
비교예 2 | 22A | 0.8 |
비교예 3 | 57A | 3.2 |
기판 | Elongation at break (%) |
실시예 1 | 109 |
비교예 1 | 142 |
비교예 2 | 680 |
비교예 3 | 420 |
기판의 두께 (um) | Elongation (%) | Modulus (MPa) |
100 | 45 | 0.56 |
200 | 56 | 0.78 |
300 | 60 | 0.88 |
400 | 66 | 1.00 |
500 | 72 | 1.10 |
600 | 81 | 1.42 |
700 | 77 | 1.66 |
800 | 63 | 2.09 |
900 | 59 | 2.65 |
1000 | 52 | 3.10 |
Claims (19)
- (a) 제1 올리고머 및 제1 경화제를 포함하는 제1 혼합용액을 기재 상에 위치시키는 단계;
(b) 제2 올리고머 및 제2 경화제를 포함하는 제2 혼합용액을 상기 기재 상에 또는 상기 제1 혼합용액의 소정의 부분에 투입함으로써 상기 기재 상에 상기 제1 올리고머 및 상기 제1 경화제를 포함하는 제1 부분과, 상기 제2 올리고머 및 제2 경화제를 포함하는 제2 부분을 형성하는 단계;
(b') 상기 제1 부분 및 제2 부분 상에 상기 제1 부분 및 제2 부분의 일부 또는 전부의 표면에 접하도록 커버를 위치시키는 단계; 및
(c) 상기 제1 부분과 제2 부분을 경화시켜 상기 기재 상에 제1 경화 고분자부와 제2 경화 고분자부를 포함하는 신축성 기판을 제조하는 단계;를 포함하고,
상기 제1 올리고머는 실리콘 고무 중합용 실리콘 올리고머이고,
상기 제2 올리고머는 폴리우레탄 중합용 우레탄 올리고머인 것인, 신축성 기판의 제조방법. - 삭제
- 제1항에 있어서,
상기 제1 혼합용액의 상기 제1 경화제의 함량 및 상기 제2 혼합용액의 상기 제2 경화제의 함량을 각각 조절하여 제1 경화 고분자부의 탄성계수 및 제2 경화 고분자부의 탄성계수를 제어하는 것을 특징으로 하는 신축성 기판의 제조방법. - 삭제
- 제1항에 있어서,
상기 제2 혼합용액의 투입이 주사 탐침 방법, 잉크젯 프린팅 방법, 임프린팅 방법, 3D 프린팅 방법, 전기수력학 프린팅 방법, 슬롯-다이 코팅 방법, 스프레이 코팅 방법, 그라비아 프린팅, 오프셋 프린팅, 플렉소 인쇄 방법 및 스크린 프린팅 방법 중에서 선택된 1종 이상의 방법으로 수행되는 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 제2 혼합용액이 상기 소정부분에 50 내지 1000μm 간격으로 투입되는 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 제2 경화 고분자부의 탄성계수(modulus)가 제1 경화 고분자부의 탄성계수(modulus) 보다 큰 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 제1 경화 고분자부의 탄성계수(Ms)가 0.8 내지 3.0 MPa이고, 상기 제2 경화 고분자부의 탄성계수(Mp)가 15 내지 193 MPa인 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 제1 경화 고분자부의 탄성계수(Ms)에 대한 상기 제2 경화 고분자부의 탄성계수(Mp)의 비(Mp/ Ms)가 5.0 내지 241.3인 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 신축성 기판의 신장 변형 시 상기 제1 경화 고분자부의 스트레인에 대한 상기 제2 경화 고분자부의 스트레인의 비가 0 내지 1%인 것을 특징으로 하는 신축성 기판의 제조방법. - 제1항에 있어서,
상기 기재가 유리, 세라믹, 고분자 및 복합재 중에서 선택된 어느 하나를 포함하는 것을 특징으로 하는 신축성 기판의 제조방법. - 삭제
- 제1항에 있어서,
상기 제1 경화제 및 제2 경화제가 서로 같거나 다를 수 있고, 각각 독립적으로 orthosilicic acid, tetravinylsilane, Si(OH)n(OR)4 -n(n은 1 내지 4의 정수, R은 C1-C10 알킬기), 3-(Triethoxysilyl)propyl isocyanate, Bis(2-methacryloyl)oxyethyl disulfide, 1,4-Bis(4-vinylphenoxy)butane, Divinylbenzene, p-Divinylbenzene, Glycerol ethoxylate, Glycerol ethoxylate-co-propoxylate triol, Hexa(ethylene glycol) dithiol, 2-[8-(3-Hexyl-2,6-dioctylcyclohexyl)octyl]pyromellitic diimide oligomer(maleimide terminated), 2-[8-(3-Hexyl-2,6-dioctylcyclohexyl)octyl]pyromellitic diimide oligomer(maleimide terminated), 11-Maleimidoundecanoic acid, Pentaerythritol ethoxylate, Pentaerythritol ethoxylate, Pentaerythritol propoxylate, 1,4-Phenylenediacryloyl chloride, Poly(ethylene glycol) bisazide, Ethylene glycol diacrylate, Poly(ethylene glycol) diacrylate, 2,4,6,8-Tetramethyl-2,4,6,8-tetrakis(propyl glycidyl ether)cyclotetrasiloxane, 1,3,5-Triallyl-1,3,5-triazine-2,4,6(1H,3H,5H)-trione, Di(ethylene glycol) diacrylate, Ethylene glycol dimethacrylate, Di(ethylene glycol) dimethacrylate, Triethylene glycol dimethacrylate, Tetra(ethylene glycol) diacrylate, monomethyl ether hydroquinone, Trimethylolpropane ethoxylate, Trimethylolpropane ethoxylate, Trimethylolpropane ethoxylate, 4-Vinylbenzocyclobutene, 3-Aminophenyl sulfone, 4-Aminophenyl sulfone, 5-Amino-1,3,3-trimethylcyclohexanemethylamine, 1,2,4-Benzenetricarboxylic anhydride, Bisphenol A acetate propionate technical grade, Bisphenol A diglycidyl ether, Bisphenol A propoxylate diglycidyl ether,Bisphenol F, Castor oil glycidyl ether, 1,2-Cyclohexanedicarboxylic anhydride, 2,2′-Diallyl bisphenol A diacetate , 1,4,5,6,7,7-Hexachloro-5-norbornene-2,3-dicarboxylic anhydride, 6-Maleimidohexanoic acid,cis-1,2,3,6-Tetrahydrophthalic anhydride, Trimethylolpropane triglycidyl ether, Trimethylolpropane tris[poly(propylene glycol), N,N'-Methylenebisacrylamide, N,N'-Methylenebisacrylamide, N,N'-(1,2-Dihydroxyethylene)bisacrylamide, N-(1-Hydroxy-2,2-dimethoxyethyl)acrylamide, 1,4-Cyclohexanedimethanol divinyl ether, N,N′-(1,2-Dihydroxyethylene)bisacrylamide, 1,6-Hexanediol diacrylate, 4,4′-Methylenebis(cyclohexyl isocyanate), Poly(ethylene glycol) dimethacrylate, Tetraethylene glycol dimethyl ether, Polytetramethylene ether glycol, Glycerol, Bromoacetic acid N-hydroxysuccinimide ester, 3-Maleimidobenzoic acid N-hydroxysuccinimide ester, 4-(N-Maleimidomethyl)cyclohexanecarboxylic acid N-hydroxysuccinimide ester, 3-(2-Pyridyldithio)propionic acid N-hydroxysuccinimide ester, Dimethyl pimelimidate dihydrochloride, 3,3′-Dithiodipropionic acid ester), 및 Suberic acid bis(3-sulfo-N-hydroxysuccinimide ester) 중에서 선택된 1종 이상을 포함하는 것을 특징으로 하는 신축성 기판의 제조방법. - 삭제
- 삭제
- 제1항에 있어서,
단계 (c) 후에 상기 신축성 기판을 상기 기재에서 분리하는 단계 (d)를 추가로 포함하는 것을 특징으로 하는 신축성 기판의 제조방법. - (1) 제1 올리고머 및 제1 경화제를 포함하는 제1 혼합용액을 기재 상에 위치시키는 단계;
(2) 제2 올리고머 및 제2 경화제를 포함하는 제2 혼합용액을 상기 기재 상에 또는 상기 제1 혼합용액의 소정의 부분에 투입함으로써 상기 기재 상에 상기 제1 올리고머 및 상기 제1 경화제를 포함하는 제1 부분과, 상기 제2 올리고머 및 제2 경화제를 포함하는 제2 부분을 형성하는 단계;
(2') 상기 제1 부분 및 제2 부분 상에 상기 제1 부분 및 제2 부분의 일부 또는 전부의 표면에 접하도록 커버를 위치시키는 단계;
(3) 상기 제1 부분과 제2 부분을 경화시켜 상기 기재 상에 제1 경화 고분자부와 제2 경화 고분자부를 포함하는 신축성 기판을 제조하는 단계; 및
(4) 상기 제2 경화 고분자부 상에 전자소자 또는 전극을 위치시키는 단계;를 포함하고,
상기 제1 올리고머는 실리콘 고무 중합용 실리콘 올리고머이고,
상기 제2 올리고머는 폴리우레탄 중합용 우레탄 올리고머인 것인, 신축성 전자기기의 제조방법. - 제17항에 있어서,
상기 신축성 전자기기의 제조방법이 상기 단계 (3)와 (4) 사이에,
상기 제2 경화 고분자부 상에 접착층을 위치시키는 단계 (3')를 추가로 포함하는 것을 특징으로 하는 신축성 전자기기의 제조방법. - 제17항에 있어서,
상기 전자소자가 박막트랜지스터, 태양전지, 유기발광다이오드 및 디스플레이 중에서 선택된 1종 이상을 포함하는 것을 특징으로 하는 신축성 전자기기의 제조방법.
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JP2014162125A (ja) * | 2013-02-26 | 2014-09-08 | Fujikura Ltd | 伸縮性基板、その製造方法、及び伸縮性基板を備える電子部品 |
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