WO2012074222A3 - 셀룰로오스계 수지를 이용한 수처리용 중공사막의 제조방법 - Google Patents

셀룰로오스계 수지를 이용한 수처리용 중공사막의 제조방법 Download PDF

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Publication number
WO2012074222A3
WO2012074222A3 PCT/KR2011/008537 KR2011008537W WO2012074222A3 WO 2012074222 A3 WO2012074222 A3 WO 2012074222A3 KR 2011008537 W KR2011008537 W KR 2011008537W WO 2012074222 A3 WO2012074222 A3 WO 2012074222A3
Authority
WO
WIPO (PCT)
Prior art keywords
hollow fiber
fiber membrane
water treatment
cellulose
preparation
Prior art date
Application number
PCT/KR2011/008537
Other languages
English (en)
French (fr)
Other versions
WO2012074222A9 (ko
WO2012074222A2 (ko
Inventor
이창호
김민정
오현환
박주영
이수민
Original Assignee
엘지전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to EP11846012.0A priority Critical patent/EP2647421A2/en
Priority to US13/990,318 priority patent/US20130248441A1/en
Priority to CN2011800582505A priority patent/CN103237594A/zh
Publication of WO2012074222A2 publication Critical patent/WO2012074222A2/ko
Publication of WO2012074222A3 publication Critical patent/WO2012074222A3/ko
Publication of WO2012074222A9 publication Critical patent/WO2012074222A9/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B01D69/087—Details relating to the spinning process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/219—Specific solvent system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/46—Impregnation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)

Abstract

본 발명은 수처리용 중공사막의 제조방법에 대한 것으로, 셀룰로오스계 수지, 빈용매, 가소제 및 유기 용매를 포함하는 방사 조성물을 준비하고, 상기 방사 조성물을 비용매에 방사하여 중공사막을 형성하는 것이 특징이다. 이러한 본 발명은 기존의 중공사막 제조 방법의 단점을 보완하여, 수처리용 분리막의 물성을 쉽게 증가시킬 수 있으며, 재현이 용이하고, 저비용으로 높은 효율을 얻을 수 있는 수처리용 NF(나노필터), RO(역삼투압) 중공사막을 제공할 수 있다.
PCT/KR2011/008537 2010-12-01 2011-11-10 셀룰로오스계 수지를 이용한 수처리용 중공사막의 제조방법 WO2012074222A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP11846012.0A EP2647421A2 (en) 2010-12-01 2011-11-10 Preparation method of hollow fiber membrane for water treatment using cellulose-based resin
US13/990,318 US20130248441A1 (en) 2010-12-01 2011-11-10 Preparation method of hollow fiber membrane for water treatment using cellulose-based resin
CN2011800582505A CN103237594A (zh) 2010-12-01 2011-11-10 利用纤维素基树脂的水处理用中空纤维膜的制备方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0121169 2010-12-01
KR1020100121169A KR20120059755A (ko) 2010-12-01 2010-12-01 셀룰로오스계 수지를 이용한 수처리용 중공사막의 제조방법

Publications (3)

Publication Number Publication Date
WO2012074222A2 WO2012074222A2 (ko) 2012-06-07
WO2012074222A3 true WO2012074222A3 (ko) 2012-08-23
WO2012074222A9 WO2012074222A9 (ko) 2012-10-18

Family

ID=46172354

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/008537 WO2012074222A2 (ko) 2010-12-01 2011-11-10 셀룰로오스계 수지를 이용한 수처리용 중공사막의 제조방법

Country Status (5)

Country Link
US (1) US20130248441A1 (ko)
EP (1) EP2647421A2 (ko)
KR (1) KR20120059755A (ko)
CN (1) CN103237594A (ko)
WO (1) WO2012074222A2 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101252194B1 (ko) * 2012-10-10 2013-04-05 워터솔루션 주식회사 수처리용 복합 중공사막 및 이의 제조방법
JP6302074B2 (ja) * 2013-09-16 2018-03-28 エルジー・ケム・リミテッド イオン交換性高分子層を含む水処理分離膜およびその製造方法
WO2015099460A1 (ko) * 2013-12-26 2015-07-02 주식회사 엘지화학 고성능 폴리아미드계 건식 수처리 분리막 및 그 제조방법
CN103861468B (zh) * 2014-04-09 2017-02-01 天津工业大学 一种染料脱盐及其废水处理的复合纳滤膜及其制备方法
KR102306426B1 (ko) * 2017-01-03 2021-09-30 효성화학 주식회사 아세틸화 알킬 셀룰로스와 폴리올레핀케톤의 복합 중공사막
CN107362696B (zh) * 2017-07-12 2020-06-09 平顶山学院 超亲水水下超疏油和超亲油油下超疏水油水分离软木滤膜的制备方法及应用

Citations (8)

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KR950006518B1 (ko) * 1991-10-02 1995-06-16 재단법인한국화학연구소 한외여과용 중공 섬유막의 제조방법
KR950007323B1 (ko) * 1992-07-04 1995-07-10 주식회사코오롱 선택투과성이 우수한 중공사막과 그 제조방법
JPH10216489A (ja) * 1997-02-10 1998-08-18 Toyobo Co Ltd セルロース中空糸膜およびその製造方法
JPH10305220A (ja) * 1997-04-30 1998-11-17 Daicel Chem Ind Ltd 酢酸セルロース中空糸分離膜
JP2003010654A (ja) * 2001-04-24 2003-01-14 Kuraray Co Ltd 中空糸膜の製造方法
KR20090013643A (ko) * 2007-08-01 2009-02-05 한국화학연구원 수처리용 폴리불화비닐리덴계 중공사막 및 이의 제조방법
KR20090026304A (ko) * 2006-06-27 2009-03-12 도레이 카부시키가이샤 고분자 분리막 및 그의 제조 방법
JP4299468B2 (ja) * 1999-05-31 2009-07-22 ダイセル化学工業株式会社 セルロース誘導体中空糸膜

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JPS5656202A (en) 1979-10-15 1981-05-18 Asahi Chem Ind Co Ltd Hollow porous membrane yarn made of polyvinylidene fluoride type resin
JP2899903B2 (ja) 1989-01-12 1999-06-02 旭化成工業株式会社 ポリフツ化ビニリデン多孔膜及びその製造方法
PL173020B1 (pl) * 1992-11-16 1998-01-30 Althin Medical Inc Membrana półprzepuszczalna i sposób wytwarzania membrany półprzepuszczalnej
JP3466734B2 (ja) 1993-10-05 2003-11-17 呉羽化学工業株式会社 フッ化ビニリデン系樹脂多孔質膜とその製造方法
DE69941631D1 (de) * 1998-08-11 2009-12-17 Daicel Chem Halbdurchlässige Celluloseacetatmembran und Herstellungsverfahren dafür
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Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950006518B1 (ko) * 1991-10-02 1995-06-16 재단법인한국화학연구소 한외여과용 중공 섬유막의 제조방법
KR950007323B1 (ko) * 1992-07-04 1995-07-10 주식회사코오롱 선택투과성이 우수한 중공사막과 그 제조방법
JPH10216489A (ja) * 1997-02-10 1998-08-18 Toyobo Co Ltd セルロース中空糸膜およびその製造方法
JPH10305220A (ja) * 1997-04-30 1998-11-17 Daicel Chem Ind Ltd 酢酸セルロース中空糸分離膜
JP4299468B2 (ja) * 1999-05-31 2009-07-22 ダイセル化学工業株式会社 セルロース誘導体中空糸膜
JP2003010654A (ja) * 2001-04-24 2003-01-14 Kuraray Co Ltd 中空糸膜の製造方法
KR20090026304A (ko) * 2006-06-27 2009-03-12 도레이 카부시키가이샤 고분자 분리막 및 그의 제조 방법
KR20090013643A (ko) * 2007-08-01 2009-02-05 한국화학연구원 수처리용 폴리불화비닐리덴계 중공사막 및 이의 제조방법

Also Published As

Publication number Publication date
WO2012074222A9 (ko) 2012-10-18
KR20120059755A (ko) 2012-06-11
EP2647421A2 (en) 2013-10-09
US20130248441A1 (en) 2013-09-26
CN103237594A (zh) 2013-08-07
WO2012074222A2 (ko) 2012-06-07

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