KR20170130401A - 복합막의 제조 방법 - Google Patents
복합막의 제조 방법 Download PDFInfo
- Publication number
- KR20170130401A KR20170130401A KR1020177025617A KR20177025617A KR20170130401A KR 20170130401 A KR20170130401 A KR 20170130401A KR 1020177025617 A KR1020177025617 A KR 1020177025617A KR 20177025617 A KR20177025617 A KR 20177025617A KR 20170130401 A KR20170130401 A KR 20170130401A
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- KR
- South Korea
- Prior art keywords
- coating
- coating liquid
- filter
- resin
- aggregate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Description
도 2는 본 개시의 제조 방법의 다른 일 실시형태를 나타내는 개념도.
Claims (7)
- 수지 및 필러를 함유하고, 점도가 0.1㎩·s 이상 5.0㎩·s 이하인 도공액(塗工液)을 조제하는 도공액 조제 공정과,
상기 도공액을, 상기 도공액에 포함되는 응집물의 최대 입경보다도 큰 최소 세공경(細孔徑)을 갖는 필터에 통과시켜 상기 응집물을 제거하는 응집물 제거 공정과,
상기 응집물 제거 공정을 거친 상기 도공액을, 다공질 기재(基材)의 편면 또는 양면에 도공해서 도공층을 형성하는 도공 공정과,
상기 도공층에 포함되는 상기 수지를 응고시켜, 상기 다공질 기재의 편면 또는 양면에 상기 수지 및 상기 필러를 함유하는 다공질층을 구비한 복합막을 얻는 응고 공정
을 갖는 복합막의 제조 방법. - 제1항에 있어서,
상기 필터의 최소 세공경이 상기 응집물의 최대 입경의 2배 이상 10배 이하인 제조 방법. - 제1항 또는 제2항에 있어서,
상기 응집물의 최대 입경이 2㎛ 이상 30㎛ 이하인 제조 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 필러는, 일차 입자의 체적 평균 입경이 0.1㎛ 이상 3.0㎛ 이하인 제조 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 필터의 최소 세공경이 30㎛ 이상 70㎛ 이하인 제조 방법. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 응집물 제거 공정은, 상기 도공액에 대해 0.05㎫ 이상 0.5㎫ 이하의 압력을 가해서 상기 필터를 통과시키는 것을 포함하는 제조 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 응집물 제거 공정은, 상기 필터를 통과하는 상기 도공액의 유량이 0.5L/min 이상인 제조 방법.
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| KR1020237014206A KR20230061573A (ko) | 2015-03-24 | 2015-12-10 | 복합막의 제조 방법 |
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| WO2019085899A1 (en) * | 2017-10-31 | 2019-05-09 | Shanghai Energy New Materials Technology Co., Ltd. | Methods for preparing polymer solutions, separators, electrochemical devices and products thereof |
| KR101996642B1 (ko) * | 2018-07-13 | 2019-07-04 | 주식회사 엘지화학 | 저저항 코팅층을 포함하는 전기화학소자용 분리막 및 이를 제조하는 방법 |
| CN111266008A (zh) * | 2020-03-03 | 2020-06-12 | 江苏厚生新能源科技有限公司 | 水过滤膜及其制备方法、高粘性涂覆浆料 |
| EP4285944A1 (en) * | 2022-06-01 | 2023-12-06 | MedSkin Solutions Dr. Suwelack AG | Method of making a composition with a film-coated porous material |
| CN115178097B (zh) * | 2022-08-15 | 2024-02-23 | 无锡零界净化设备股份有限公司 | 一种pvdf微孔滤膜及其制备工艺 |
| CN119793224B (zh) * | 2024-12-27 | 2026-04-24 | 郑州大学 | 一种用于有机溶剂体系的层状多孔有机复合膜、制备方法及用途 |
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| JPS5424179Y2 (ko) | 1975-07-28 | 1979-08-16 | ||
| JP2011076917A (ja) * | 2009-09-30 | 2011-04-14 | Nippon Zeon Co Ltd | 電極用バインダー組成物、電極用スラリー組成物、電極および電池 |
| JP2012119224A (ja) * | 2010-12-02 | 2012-06-21 | Teijin Ltd | 非水電解質電池用セパレータ及び非水電解質電池 |
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| JPS5424179B2 (ko) | 1971-11-15 | 1979-08-18 | ||
| JP3992345B2 (ja) * | 1998-01-05 | 2007-10-17 | 日東電工株式会社 | 分離膜およびこれを用いたオレフィンの分離方法 |
| EP2124271B1 (en) * | 2006-11-20 | 2013-01-02 | Teijin Limited | Separator for nonaqueous secondary battery, process for producing the same, and nonaqueous secondary battery |
| JP4460028B2 (ja) * | 2007-06-06 | 2010-05-12 | 帝人株式会社 | 非水系二次電池セパレータ用ポリオレフィン微多孔膜基材、その製造方法、非水系二次電池セパレータおよび非水系二次電池 |
| CN102316952B (zh) * | 2009-02-16 | 2016-06-22 | 株式会社可乐丽 | 过滤单元以及具备该过滤单元的压载水制造装置 |
| JP5917944B2 (ja) * | 2012-02-23 | 2016-05-18 | 日東電工株式会社 | 混紡不織布、フィルタ濾材およびフィルタユニット |
| CN103143269A (zh) * | 2013-03-02 | 2013-06-12 | 福建农林大学 | 一种壳聚糖/纤维素复合分离膜及其制备方法 |
| CN103531736B (zh) * | 2013-10-27 | 2016-08-24 | 乐凯胶片股份有限公司 | 一种高耐热锂离子电池隔膜及其制备方法 |
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| JPS5424179Y2 (ko) | 1975-07-28 | 1979-08-16 | ||
| JP2011076917A (ja) * | 2009-09-30 | 2011-04-14 | Nippon Zeon Co Ltd | 電極用バインダー組成物、電極用スラリー組成物、電極および電池 |
| JP2012119224A (ja) * | 2010-12-02 | 2012-06-21 | Teijin Ltd | 非水電解質電池用セパレータ及び非水電解質電池 |
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| TW201634602A (zh) | 2016-10-01 |
| CN107427780A (zh) | 2017-12-01 |
| US20180093459A1 (en) | 2018-04-05 |
| KR20230061573A (ko) | 2023-05-08 |
| WO2016151962A1 (ja) | 2016-09-29 |
| JPWO2016151962A1 (ja) | 2017-04-27 |
| CN107427780B (zh) | 2021-02-09 |
| JP6033507B1 (ja) | 2016-11-30 |
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