KR20200028340A - 초소수성 나노-마이크로스케일 패턴화된 필름을 제조하는 방법 - Google Patents
초소수성 나노-마이크로스케일 패턴화된 필름을 제조하는 방법 Download PDFInfo
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Abstract
Description
도 1은 클로로포름 중 붕소 니트라이드 나노튜브(BNNT) 현탁액, 클로로포름 중의 용액 중 컨쥬게이션된 폴리머(CP)(하부 중간) 및 본 출원의 예시적인 구현예에서의 컨쥬게이션된 폴리머(BNNT/CP)로 비-공유적으로 작용화된 붕소 니트라이드 나노튜브의 클로로포름 중 현탁액(하부 우측)의 사진; 뿐만 아니라, 예시적인 BNNT(상부 좌측); 코일형 형태의 예시적인 CP(상부 중간); 및 BNNT를 따라 평면인 CP에 의해 비-공유적으로 작용화된 예시적인 BNNT(상부 우측)를 도시한 상응하는 개략도를 도시한 것이다.
도 2는 본 출원의 구현예에서 사용되는 Teflon™ 필터 멤브레인의 매끄러운 측면(좌측) 및 패턴화된 측면(우측)의 주사전자현미경(SEM) 이미지를 도시한 것이다. 스케일 막대는 20.0 ㎛를 나타낸다.
도 3은 본 출원의 방법의 일 구현예에 따른 BNNT/CP 필름의 제조를 나타낸 개략도뿐만 아니라, BNNT/CP 현탁액(가장 좌측), BNNT/폴리플루오렌 필름(상부 우측) 및 BNNT/폴리티오펜 필름의 벤딩(하부 우측)의 사진이다.
도 4는 본 출원의 일 구현예에 따른 CNT/CP 필름의 SEM 이미지를 도시한 것이다. 스케일 막대는 50.0 ㎛를 나타낸다.
도 5는 멤브레인 패턴(백색선)에 의해 생성된 마이크로 스케일 거칠기를 나타낸, 본 출원의 구현예에서 사용된 필터 멤브레인(좌측) 및 주형으로서 필터 멤브레인을 사용하여 제조된 BNNT/CP 필름(우측)의 SEM 이미지를 도시한 것이다. 스케일 막대는 10.0 ㎛를 나타낸다.
도 6은 멤브레인 패턴(백색선) 및 개별 나노튜브(검정색 화살표)에 의해 생성된 마이크로 스케일 거칠기를 나타낸, 고배율에서의 예시적인 BNNT/CP 필름의 SEM 이미지이다. 스케일 막대는 2.0 ㎛를 나타낸다.
도 7은 멤브레인에 의해 주형화되지 않은 측면의 물접촉각(하부)과 비교하여 예시적인 BNNT/CP 필름의 멤브레인 측면의 물접촉각(상부)의 사진을 도시한 것이다.
도 8은 폴리카르보네이트(상부) 및 유리(하부) 상으로 옮겨진 예시적인 BNNT/폴리플루오렌 필름의 사진을 도시한 것이다.
도 9는 본 출원의 예시적인 구현예에 따른 폴리플루오렌 C18 컨쥬게이션된 폴리머로의 작용화 전 및 후 BNNT의 물 흡착 등온선을 도시한 플롯이다.
Claims (31)
- 초소수성 나노-마이크로스케일 패턴화된 필름을 제조하는 방법으로서,
습윤 필름을 얻기 위해 요망되는 마이크로스케일 표면 모폴로지를 갖는 멤브레인을 통해 유기 용매 중에 알킬 측쇄를 지닌 컨쥬게이션된 폴리머로 비-공유적으로 작용화된 고종횡비 나노입자를 포함하는 적어도 하나의 현탁액을 여과하는 단계로서, 멤브레인 마이크로스케일 표면 모폴로지는 습윤 필름의 표면 상에 주형화된 단계; 및
필름을 건조시켜 나노-마이크로스케일 패턴화된 초소수성 필름을 얻는 단계를 포함하는 방법. - 제1항에 있어서, 적어도 하나의 현탁액이 알킬 측쇄를 지닌 컨쥬게이션된 폴리머를 포함하는 용액을 고종횡비 나노입자를 포함하는 현탁액과 혼합함으로써 제조되는 방법.
- 제1항 또는 제2항에 있어서, 유기 용매 중에 알킬 측쇄를 지닌 컨쥬게이션된 폴리머로 비-공유적으로 작용화된 고종횡비 나노입자를 포함하는 하나의 현탁액이 요망되는 마이크로스케일 표면 모폴로지를 갖는 멤브레인을 통해 여과되는 방법.
- 제3항에 있어서, 고종횡비 나노입자가 붕소 니트라이드 나노튜브(BNNT)인 방법.
- 제3항에 있어서, 고종횡비 나노입자가 탄소 나노튜브(CNT)인 방법.
- 제1항 또는 제2항에 있어서, 유기 용매 중에 알킬 측쇄를 지닌 컨쥬게이션된 폴리머로 비-공유적으로 작용화된 고종횡비 나노입자를 포함하는 2개의 현탁액이 요망되는 마이크로스케일 표면 모폴로지를 갖는 멤브레인을 통해 여과되는 방법.
- 제6항에 있어서, 현탁액이 순차적으로 여과되며, 제1 현탁액의 고종횡비 나노입자가 CNT이며, 제2 현탁액의 고종횡비 나노입자가 BNNT인 방법.
- 제6항에 있어서, 현탁액이 순차적으로 여과되며, 제1 현탁액의 고종횡비 나노입자가 BNNT이며, 제2 현탁액의 고종횡비 나노입자가 CNT인 방법.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 용매가 클로로포름 또는 테트라하이드로푸란(THF)인 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서, 컨쥬게이션된 폴리머가 알킬 측쇄를 지닌 폴리티오펜, 알킬 측쇄를 지닌 폴리플루오렌, 알킬 측쇄를 지닌 폴리(플루오렌-코-피리딘), 또는 알킬 측쇄를 지닌 폴리(티오펜-코-플루오렌)인 방법.
- 제11항에 있어서, n이 10 내지 200의 정수이며, m이 10 내지 100의 정수이며, q가 10 내지 100의 정수인 방법.
- 제11항 또는 제12항에 있어서, Ra가 n-헥실 또는 n-옥타데실이며, 각 Rb가 n-옥틸 또는 n-옥타데실이며, 각 Rc가 n-옥타데실인 방법.
- 제1항 내지 제13항 중 어느 한 항에 있어서, 고종횡비 나노입자 대 컨쥬게이션된 폴리머의 중량비가 약 1:0.05 내지 약 1:1인 방법.
- 제14항에 있어서, 고종횡비 나노입자 대 컨쥬게이션된 폴리머의 중량비가 약 1:0.15인 방법.
- 제1항 내지 제15항 중 어느 한 항에 있어서, 현탁액을 여과하는 단계가 멤브레인을 통한 진공 여과를 포함하는 방법.
- 제1항 내지 제16항 중 어느 한 항에 있어서, 멤브레인이 폴리(1,1,2,2-테트라플루오로에틸렌)을 포함하는 방법.
- 제1항 내지 제17항 중 어느 한 항에 있어서, 멤브레인이 약 0.2 ㎛ 내지 약 20 ㎛의 공극 크기를 갖는 방법.
- 제18항에 있어서, 멤브레인이 약 1.2 ㎛의 공극 크기를 갖는 방법.
- 제1항 내지 제19항 중 어느 한 항에 있어서, 현탁액을 여과하는 단계에서, 멤브레인이 여과 어셈블리에 하우징되며, 방법이 건조 전에, 습윤 필름이 부착된 멤브레인을 여과 어셈블리로부터 제거하는 것을 추가로 포함하는 방법.
- 제20항에 있어서, 건조시키는 단계가 주변 온도 및 압력에서 평평한 표면 상에서 멤브레인에 부착된 습윤 필름을 건조시키고, 이후에, 멤브레인으로부터 반-건조된 필름을 박리시키고, 상승된 온도 및 감압 하에서 추가로 건조시키는 것을 포함하는 방법.
- 제1항 내지 제21항 중 어느 한 항에서 규정된 바와 같은 방법으로부터 제조된 초소수성 나노-마이크로스케일 패턴화된 필름.
- 제22항에 있어서, 정적 수접촉각이 150°보다 큰, 초소수성 나노-마이크로스케일 패턴화된 필름.
- 필름이 150°보다 큰 접촉각을 갖는, 고종횡비 나노입자를 포함하는 초소수성 나노-마이크로스케일 패턴화된 필름.
- 제24항에 있어서, 고종횡비 나노입자가 붕소 니트라이드 나노튜브(BNNT)인 초소수성 필름.
- 제24항에 있어서, 고종횡비 나노입자가 탄소 나노튜브(CNT)인 초소수성 필름.
- 제24항에 있어서, 고종횡비 나노입자가 붕소 니트라이드 나노튜브(BNNT)와 탄소 나노튜브(CNT)의 혼합물이며, 나노스케일 피쳐(nanoscale feature)가 BNNT에서 발생하는 초소수성 필름.
- 제24항에 있어서, 고종횡비 나노입자가 붕소 니트라이드 나노튜브(BNNT)와 탄소 나노튜브(CNT)의 혼합물이며, 나노스케일 피쳐가 CNT에서 발생하는 초소수성 필름.
- 제22항 내지 제28항 중 어느 한 항의 초소수성 나노-마이크로스케일 패턴화된 필름을 포함하는 코팅.
- 표면에 제22항 내지 제28항 중 어느 한 항의 초소수성 나노-마이크로스케일 패턴화된 필름을 적용하는 것을 포함하는 방수, 자가-세정, 성애 방지, 방빙(anti-icing), 생물부착 방지, 탈염화, 낮은-마찰 및/또는 부식방지 표면을 제조하는 방법.
- 방수, 자가-세정, 성애 방지, 방빙, 생물부착 방지, 탈염화, 낮은-마찰 및/또는 부식방지 표면을 제조하기 위한, 제22항 내지 제28항 중 어느 한 항의 초소수성 나노-마이크로스케일 패턴화된 필름의 용도.
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| CN112216419B (zh) * | 2020-09-24 | 2021-12-21 | 浙江工业大学 | 一种柔性导电薄膜常温低压转印方法 |
| GB2605403A (en) * | 2021-03-30 | 2022-10-05 | Sumitomo Chemical Co | Thermally conductive composition |
| WO2023008532A1 (ja) | 2021-07-30 | 2023-02-02 | 信越化学工業株式会社 | ペリクル膜、ペリクル、ペリクル付き露光原版、露光方法、半導体の製造方法及び液晶表示板の製造方法 |
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