KR102573460B1 - 불화된 폴리우레탄을 포함하는 합성 멤브레인 조성물 - Google Patents
불화된 폴리우레탄을 포함하는 합성 멤브레인 조성물 Download PDFInfo
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- KR102573460B1 KR102573460B1 KR1020207008881A KR20207008881A KR102573460B1 KR 102573460 B1 KR102573460 B1 KR 102573460B1 KR 1020207008881 A KR1020207008881 A KR 1020207008881A KR 20207008881 A KR20207008881 A KR 20207008881A KR 102573460 B1 KR102573460 B1 KR 102573460B1
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- polyurethane
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Abstract
Description
Claims (20)
- (a) 조성물의 총 중량을 기준으로 85 내지 99.5 중량%의 용매, 및 조성물의 총 중량을 기준으로 0.5 내지 15 중량%의 중합체 혼합물을 포함하는 조성물로부터 필름을 형성하는 단계; 및
(b) 용매를 증발시켜 멤브레인(membrane)을 형성하는 단계
를 포함하는 멤브레인 형성 방법으로서,
상기 중합체 혼합물이
(i) 중합체 혼합물의 총 중량을 기준으로 85 내지 99.5 중량%의 폴리우레탄, 및
(ii) 중합체 혼합물의 총 중량을 기준으로 0.5 내지 15 중량%의 자유 친수성 중합체
를 포함하되,
상기 폴리우레탄이
(1) 다이이소시아네이트,
(2) 폴리카보네이트 다이올 또는 폴리실록산 다이올을 포함하는 중합체성 지방족 다이올 성분, 및
(3) 쇄 연장제
의 반응 생성물을 포함하는 골격(backbone)을 포함하고,
상기 폴리우레탄이, 폴리우레탄의 총 중량을 기준으로 0.1 내지 3 중량%의, C2-C16 플루오로알킬 또는 C2-C16 플루오로알킬 에터를 포함하는 말단 기를 포함하며,
상기 자유 친수성 중합체가 5,000 내지 5,000,000 g/mol의 수평균 분자량을 갖는, 방법. - 제 1 항에 있어서,
상기 용매가 테트라하이드로퓨란(THF), 메틸-테트라하이드로퓨란(메틸-THF) 또는 이들의 혼합물을 포함하는, 방법. - 제 1 항에 있어서,
상기 용매가 테트라하이드로퓨란(THF), 메틸-테트라하이드로퓨란(메틸-THF) 또는 이들의 혼합물을 포함하고, 또한 공용매가 존재하고, 상기 공용매가 메탄올, 에탄올, 이소부탄올, 프로판올, 메틸 에틸 케톤 또는 이들의 혼합물을 포함하는, 방법. - 제 1 항에 있어서,
상기 용매가, 조성물 중 용매의 총량을 기준으로, 40 중량% 이상의 테트라하이드로퓨란(THF), 메틸-테트라하이드로퓨란(메틸-THF) 또는 이들의 혼합물; 및 1 내지 60 중량%의 메탄올, 에탄올, 이소부탄올, 프로판올, 메틸 에틸 케톤 또는 이들의 혼합물을 포함하는, 방법. - 제 1 항에 있어서,
상기 용매가, 조성물 중 용매의 총량을 기준으로, 70 중량% 이상의 THF; 및 1 내지 30 중량%의 프로판올, 이소부탄올, 메틸-THF, 메틸 에틸 케톤 또는 이들의 혼합물을 포함하는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리카보네이트 다이올로 이루어지는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리카보네이트 다이올 및 폴리실록산 다이올을 포함하는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리카보네이트 다이올 및 폴리실록산 다이올로 이루어지는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리카보네이트 다이올 및 폴리(테트라메틸렌 옥사이드) 다이올을 포함하는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리카보네이트 다이올 및 폴리(테트라메틸렌 옥사이드) 다이올로 이루어지는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리실록산 다이올 및 폴리(테트라메틸렌 옥사이드) 다이올을 포함하는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 폴리실록산 다이올 및 폴리(테트라메틸렌 옥사이드) 다이올로 이루어지는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 중합체성 지방족 다이올 성분이 친수성 중합체성 지방족 다이올이 없는 것인, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 맴브레인이 형성된 후에, 상기 멤브레인이 1 내지 100 μm의 두께를 갖고, 상기 멤브레인을 질소 하에 24시간 동안 건조시키고, 이어서 50℃에서 1시간 동안 대류 오븐에서 건조시킨 경우에 50 ppm 미만의 잔류 용매 함량을 갖는, 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 맴브레인이 형성된 후에, 상기 멤브레인을 질소 하에 24시간 동안 건조시키고, 이어서 50℃에서 1시간 동안 대류 오븐에서 건조시킨 경우에 50 ppm 미만의 잔류 용매 함량을 갖고,
상기 맴브레인이 1×10-10 cm2/초 내지 9×10-9 cm2/초의 글루코스 투과도, 1×10-7 cm2/초 내지 1×10-2 cm2/초의 산소 투과도, 및 1 내지 100 μm의 두께를 갖는, 방법. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
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US201762550922P | 2017-08-28 | 2017-08-28 | |
US201762550929P | 2017-08-28 | 2017-08-28 | |
US201762550937P | 2017-08-28 | 2017-08-28 | |
US62/550,922 | 2017-08-28 | ||
US62/550,929 | 2017-08-28 | ||
US62/550,937 | 2017-08-28 | ||
EP17191476 | 2017-09-15 | ||
EP17191475 | 2017-09-15 | ||
EP17191477 | 2017-09-15 | ||
EP17191476.5 | 2017-09-15 | ||
EP17191475.7 | 2017-09-15 | ||
EP17191477.3 | 2017-09-15 | ||
PCT/US2018/048310 WO2019046279A1 (en) | 2017-08-28 | 2018-08-28 | SYNTHETIC MEMBRANE COMPOSITION COMPRISING A FLUORINATED POLYURETHANE |
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US20210079180A1 (en) | 2021-03-18 |
CN111278358B (zh) | 2022-10-28 |
JP7143559B2 (ja) | 2022-09-29 |
KR20200049812A (ko) | 2020-05-08 |
WO2019046279A1 (en) | 2019-03-07 |
US11649353B2 (en) | 2023-05-16 |
EP3675733A1 (en) | 2020-07-08 |
JP2020531600A (ja) | 2020-11-05 |
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