KR20200067926A - 전기화학 전지용 분리막 매체 - Google Patents
전기화학 전지용 분리막 매체 Download PDFInfo
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- KR20200067926A KR20200067926A KR1020207015924A KR20207015924A KR20200067926A KR 20200067926 A KR20200067926 A KR 20200067926A KR 1020207015924 A KR1020207015924 A KR 1020207015924A KR 20207015924 A KR20207015924 A KR 20207015924A KR 20200067926 A KR20200067926 A KR 20200067926A
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- D04H3/166—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion the filaments being flash-spun
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- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/51—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
- D06M11/54—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with sulfur dioxide; with sulfurous acid or its salts
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Abstract
Description
Claims (14)
- 중합체 플렉시필라멘트성 섬유를 포함하는 부직 시트로서, 부직 시트는 0.5 내지 1.5 m2/g의 표면적 및 평균 유동 기공 크기의 2.5 배 이상이고 최소 기공 크기의 11 배 초과인 최대 기공 크기를 갖는, 부직 시트.
- 제1항에 있어서, 중합체는 폴리에틸렌인, 부직 시트.
- 제1항에 있어서, 약 37 내지 45 gsm의 평량을 갖는, 부직 시트.
- 제1항에 있어서, 중합체 섬유는 설폰화되고 0.67 중량% 이상의 황을 함유하는, 부직 시트.
- 제1항에 있어서, 섬유는 섬유의 100%에 대해 1 마이크로미터 초과의 수평균 섬유 직경을 갖는, 부직 시트.
- 제3항에 있어서, 약 37 내지 41 gsm의 평량을 갖는, 부직 시트.
- 제4항에 있어서, 설폰화된 시트는 설폰화되지 않은 동일한 시트에 비해 기계 방향(MD) 인장 강도의 70% 이상을 유지하는, 부직 시트.
- 제1항의 부직 시트를 포함하는, 전기화학 전지용 분리막.
- 중합체 플렉시필라멘트성 섬유를 포함하는 부직 시트로서, 부직 시트는
약 205℃ 내지 220℃의 방사 온도에서 노말 펜탄(normal pentane)과 사이클로펜탄의 혼합물로 이루어지는 방사제(spin agent) 중 12 중량% 내지 24 중량%의 폴리에틸렌의 용액을 플래시 방사(flash spinning)하여 플렉시필라멘트성 섬유 스트랜드를 형성하고, 플렉시필라멘트성 섬유 스트랜드를 미접합 웨브(unbonded web)로 수집하는 단계; 및
약 5 cm 내지 약 30 cm 이격 위치되고, 약 3% 내지 25% 연신되는, 약 124℃ 내지 약 154℃ 온도의 가열된 인발 롤(draw roll)들 사이에서, 미접합 웨브를 기계 방향으로 단축 연신시켜, 연신된 웨브를 형성하는 단계에 의해 제조되고,
부직 시트는 0.5 내지 1.5 m2/g의 표면적 및 평균 유동 기공 크기의 2.5 배 이상이고 최소 기공 크기의 11 배 초과인 최대 기공 크기를 갖는, 부직 시트. - 제9항에 있어서, 부직 시트를 형성하도록 약 124℃ 내지 약 154℃ 온도의 가열된 접합 롤들 사이에서 연신된 웨브를 접합시키는 단계를 추가로 포함하는, 부직 시트.
- 제9항에 있어서, 37 내지 45 gsm의 평량을 갖는, 부직 시트.
- 제11항에 있어서, 37 내지 41 gsm의 평량을 갖는, 부직 시트.
- 제10항에 있어서, 37 내지 45 gsm의 평량을 갖는, 부직 시트.
- 제13항에 있어서, 37 내지 41 gsm의 평량을 갖는, 부직 시트.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261726168P | 2012-11-14 | 2012-11-14 | |
| US61/726,168 | 2012-11-14 | ||
| PCT/US2013/069127 WO2014078186A1 (en) | 2012-11-14 | 2013-11-08 | Separator media for electrochemical cells |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020157012427A Division KR102146811B1 (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217005250A Division KR20210024209A (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200067926A true KR20200067926A (ko) | 2020-06-12 |
| KR102221467B1 KR102221467B1 (ko) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020217029443A Ceased KR20210118212A (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
| KR1020227045706A Ceased KR20230004962A (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
| KR1020207015924A Active KR102221467B1 (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
| KR1020217005250A Abandoned KR20210024209A (ko) | 2012-11-14 | 2013-11-08 | 전기화학 전지용 분리막 매체 |
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| KR20210118212A (ko) | 2012-11-14 | 2021-09-29 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 전기화학 전지용 분리막 매체 |
| CN113745750A (zh) | 2014-03-22 | 2021-12-03 | 霍林斯沃思和沃斯有限公司 | 具有低表观密度的电池隔板 |
| US9958504B2 (en) | 2014-06-20 | 2018-05-01 | Duracell U.S. Operations, Inc. | Primary alkaline battery with integrated in-cell resistances |
| WO2016134222A1 (en) | 2015-02-19 | 2016-08-25 | Hollingsworth & Vose Company | Battery separators comprising chemical additives and/or other components |
| US11261543B2 (en) * | 2015-06-11 | 2022-03-01 | Dupont Safety & Construction, Inc. | Flash spinning process |
| CN107305947B (zh) * | 2016-04-25 | 2022-01-04 | 松下知识产权经营株式会社 | 电池和电池系统 |
| JP6925784B2 (ja) * | 2016-05-31 | 2021-08-25 | 日本バイリーン株式会社 | アルカリ電池用セパレータ及びその製造方法 |
| WO2018147866A1 (en) * | 2017-02-10 | 2018-08-16 | Daramic, Llc | Improved separators with fibrous mat, lead acid batteries, and methods and systems associated therewith |
| AU2018331482B2 (en) * | 2017-09-15 | 2023-05-25 | Energizer Brands, Llc | Separator for alkaline cells |
| EP3688829A1 (en) | 2017-09-26 | 2020-08-05 | SWM Intl | Alkaline battery separators having controlled pore size |
| CN107904944B (zh) * | 2017-11-10 | 2018-10-16 | 青岛大学 | 一种改性聚烯烃非织造隔膜的制备方法 |
| CN108574080A (zh) * | 2018-07-06 | 2018-09-25 | 江苏卓高新材料科技有限公司 | 一种隔膜预处理方法及装置 |
| KR102663910B1 (ko) * | 2018-08-03 | 2024-05-07 | 한국전력공사 | 분리막을 포함하는 약산 전해액 아연-이산화망간(Zn-MnO2) 이차전지 시스템 |
| CN110055680A (zh) * | 2019-05-10 | 2019-07-26 | 上海纳旭实业有限公司 | 纳米纤维素复合膜的制备方法及产品和应用 |
| US12401090B2 (en) | 2020-02-10 | 2025-08-26 | Hollingsworth & Vose Company | Embossed separators |
| JP7847407B2 (ja) * | 2020-03-31 | 2026-04-17 | 住友化学株式会社 | 固体電解質含有層 |
| KR102538606B1 (ko) | 2021-05-07 | 2023-05-31 | 주식회사 엘지에너지솔루션 | 분리막용 다공성 기재 및 이를 포함하는 전기화학소자용 분리막 |
| US20230369681A1 (en) * | 2022-05-13 | 2023-11-16 | Hollingsworth & Vose Company | Thermal insulation materials for batteries |
| CN115449906A (zh) * | 2022-08-30 | 2022-12-09 | 福建成东新材料科技有限公司 | 一种聚甲基戊烯纺单丝的制备方法 |
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-
2013
- 2013-11-08 KR KR1020217029443A patent/KR20210118212A/ko not_active Ceased
- 2013-11-08 KR KR1020227045706A patent/KR20230004962A/ko not_active Ceased
- 2013-11-08 EP EP13795126.5A patent/EP2920830B1/en active Active
- 2013-11-08 CN CN201380059560.8A patent/CN104969381B/zh active Active
- 2013-11-08 KR KR1020207015924A patent/KR102221467B1/ko active Active
- 2013-11-08 JP JP2015542710A patent/JP6358711B2/ja active Active
- 2013-11-08 WO PCT/US2013/069127 patent/WO2014078186A1/en not_active Ceased
- 2013-11-08 KR KR1020217005250A patent/KR20210024209A/ko not_active Abandoned
- 2013-11-08 KR KR1020157012427A patent/KR102146811B1/ko active Active
- 2013-11-08 KR KR1020247031245A patent/KR20240146077A/ko active Pending
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- 2013-11-13 US US14/078,663 patent/US20140134498A1/en not_active Abandoned
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2020
- 2020-05-14 US US15/931,732 patent/US12334585B2/en active Active
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| US5830603A (en) * | 1993-09-03 | 1998-11-03 | Sumitomo Electric Industries, Ltd. | Separator film for a storage battery |
| KR20050092771A (ko) * | 2003-01-23 | 2005-09-22 | 다이와보세키 가부시키가이샤 | 세퍼레이터 재료와 그 제조 방법 및 알칼리 2차 전지용세퍼레이터 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12334585B2 (en) | 2025-06-17 |
| KR102221467B1 (ko) | 2021-03-02 |
| US20140134498A1 (en) | 2014-05-15 |
| KR20210024209A (ko) | 2021-03-04 |
| KR20230004962A (ko) | 2023-01-06 |
| KR20240146077A (ko) | 2024-10-07 |
| KR102146811B1 (ko) | 2020-08-21 |
| KR20210118212A (ko) | 2021-09-29 |
| CN104969381A (zh) | 2015-10-07 |
| EP2920830A1 (en) | 2015-09-23 |
| WO2014078186A1 (en) | 2014-05-22 |
| EP2920830B1 (en) | 2018-01-03 |
| CN104969381B (zh) | 2017-07-11 |
| JP2015536550A (ja) | 2015-12-21 |
| US20200274122A1 (en) | 2020-08-27 |
| JP6358711B2 (ja) | 2018-07-18 |
| US20160276640A1 (en) | 2016-09-22 |
| KR20150084842A (ko) | 2015-07-22 |
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