CN101835529B - 气体分离膜 - Google Patents

气体分离膜 Download PDF

Info

Publication number
CN101835529B
CN101835529B CN200880113192.XA CN200880113192A CN101835529B CN 101835529 B CN101835529 B CN 101835529B CN 200880113192 A CN200880113192 A CN 200880113192A CN 101835529 B CN101835529 B CN 101835529B
Authority
CN
China
Prior art keywords
porous support
gas separation
separation membrane
gas
film
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.)
Active
Application number
CN200880113192.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN101835529A (zh
Inventor
清水敦
近藤真佐雄
山元淳一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Kasei Corp
Original Assignee
Asahi Kasei Chemicals Corp
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 Asahi Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Publication of CN101835529A publication Critical patent/CN101835529A/zh
Application granted granted Critical
Publication of CN101835529B publication Critical patent/CN101835529B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/002—Organic membrane manufacture from melts
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • B01D67/0083—Thermal after-treatment
    • 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
    • B01D67/0095—Drying
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • 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
    • 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
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • 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
    • B01D71/26—Polyalkenes
    • B01D71/262—Polypropylene
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/12—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/102—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/06—Specific viscosities of materials involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/20—Plasticizers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0281—Fibril, or microfibril structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02832—1-10 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02834—Pore size more than 0.1 and up to 1 µm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/24—Mechanical properties, e.g. strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
CN200880113192.XA 2007-10-26 2008-10-23 气体分离膜 Active CN101835529B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-279430 2007-10-26
JP2007279430 2007-10-26
PCT/JP2008/069246 WO2009054460A1 (ja) 2007-10-26 2008-10-23 気体分離膜

Publications (2)

Publication Number Publication Date
CN101835529A CN101835529A (zh) 2010-09-15
CN101835529B true CN101835529B (zh) 2013-11-06

Family

ID=40579562

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200880113192.XA Active CN101835529B (zh) 2007-10-26 2008-10-23 气体分离膜

Country Status (6)

Country Link
US (1) US8206493B2 (enExample)
EP (1) EP2206546B1 (enExample)
JP (2) JPWO2009054460A1 (enExample)
KR (1) KR101151189B1 (enExample)
CN (1) CN101835529B (enExample)
WO (1) WO2009054460A1 (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5507079B2 (ja) * 2006-04-28 2014-05-28 旭化成ケミカルズ株式会社 気体分離膜
JP5619755B2 (ja) * 2009-09-28 2014-11-05 旭化成ケミカルズ株式会社 膜エレメント、気体分離装置及び内燃機関
JP2011083729A (ja) * 2009-10-16 2011-04-28 Ngk Insulators Ltd 複合分離膜及びその製造方法
JP2011083728A (ja) * 2009-10-16 2011-04-28 Ngk Insulators Ltd 複合分離膜及びその製造方法
KR101063697B1 (ko) * 2011-05-25 2011-09-07 한국가스공사연구개발원 Ｄｍｅ 제조 공정에 적용되는 이산화탄소/수소 분리막
US20130228529A1 (en) * 2011-11-04 2013-09-05 Ppg Industries Ohio, Inc. Microporous material having filtration and adsorption properties and their use in fluid purification processes
US20130228519A1 (en) * 2011-11-04 2013-09-05 Ppg Industries Ohio, Inc. Microporous material having filtration and adsorption properties and their use in fluid purification processes
US20140069862A1 (en) * 2011-11-04 2014-03-13 Ppg Industries Ohio, Inc. Coated microporous materials having filtration and adsorption properties and their use in fluid purification processes
EP2825508A4 (en) * 2012-03-15 2015-10-21 Massachusetts Inst Technology FILTER BASED ON GRAPHENE
CN103463995B (zh) * 2013-08-19 2015-09-09 武汉龙飞翔科技产品制造有限公司 用于口罩的五防和富氧功能的聚合物超薄膜复合膜及应用
CN103446680B (zh) * 2013-08-19 2016-08-31 武汉龙飞翔科技产品制造有限公司 带聚合物超薄膜复合膜的能防pm2.5的五防富氧口罩
CN106413859B (zh) 2013-11-01 2019-07-05 麻省理工学院 减轻膜中的渗漏
CN104055247B (zh) * 2014-07-07 2016-06-08 岳阳唯尔复合材料科技有限公司 高透气性防pm2.5、防雾霾、防病毒、防病菌的亚纳滤膜口罩
KR101537353B1 (ko) * 2015-01-27 2015-07-17 한국산업기술시험원 분리막 성능평가장치
US9903323B2 (en) 2015-03-10 2018-02-27 Denso International America, Inc. Emissions reduction system for an internal combustion engine
US9745927B2 (en) 2015-03-10 2017-08-29 Denso International America, Inc. Emissions reduction system for an internal combustion engine
MX2019004895A (es) * 2016-11-08 2019-06-20 Ngk Insulators Ltd Metodo para secar membrana de separacion y metodo para producir estructura de membrana de separacion.
CN106621853B (zh) * 2016-12-20 2019-04-12 大连欧科膜技术工程有限公司 全氟聚合物复合膜及其制备方法和应用
JP6643223B2 (ja) * 2016-12-28 2020-02-12 日立造船株式会社 ガス分離膜の品質評価方法とその評価装置
KR101986119B1 (ko) * 2018-01-23 2019-09-03 연세대학교 산학협력단 자가-가교가 가능한 공중합체를 이용한 기체 분리막 및 그 제조방법
WO2020006484A1 (en) 2018-06-28 2020-01-02 Massachusetts Institute Of Technology Coatings to improve the selectivity of atomically thin membranes
EP3669973A1 (de) * 2018-12-20 2020-06-24 Evonik Operations GmbH Verbundkörper
US11471823B2 (en) 2019-02-12 2022-10-18 Haffmans B.V. System and method for separating a gas mixture
WO2020203901A1 (ja) * 2019-03-29 2020-10-08 東レ株式会社 ポリオレフィン微多孔膜、電池用セパレータ、二次電池及びポリオレフィン微多孔膜の製造方法
JP7349886B2 (ja) * 2019-10-31 2023-09-25 旭化成株式会社 ガス分離膜
JP7451142B2 (ja) * 2019-10-31 2024-03-18 旭化成株式会社 ガス分離膜
US20210308630A1 (en) * 2020-04-07 2021-10-07 Ralph Aaron Bauer Support for Nano-Thickness Membranes
CN113562708A (zh) * 2021-08-13 2021-10-29 云南安锋气体有限公司 一种低能耗制备氩、氮气体的制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0488018A2 (de) * 1990-11-28 1992-06-03 Akzo N.V. Kapillarmembran für die Gastrennung
US20020038602A1 (en) * 2000-06-13 2002-04-04 Praxair Technology, Inc. Method of preparing composite gas separation membranes from perfluoropolymers

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709774A (en) * 1970-05-13 1973-01-09 Gen Electric Preparation of asymmetric polymer membranes
US4134742A (en) * 1977-06-06 1979-01-16 Envirogenic Systems Company Gas separation membranes
WO1990015662A1 (en) 1989-06-15 1990-12-27 Du Pont Canada Inc. Perfluorodioxole membranes
JPH0696107B2 (ja) 1989-08-25 1994-11-30 松下電器産業株式会社 選択性気体透過膜
JPH03169330A (ja) * 1989-11-30 1991-07-23 Mitsubishi Rayon Co Ltd 複合膜
JPH0696107A (ja) 1992-09-09 1994-04-08 Shinko Seisakusho Co Ltd 自動せり処理システム
FR2710549B1 (fr) * 1993-09-27 1996-06-21 Inst Francais Du Petrole Membranes asymétriques de haute sélectivité pour la séparation des gaz et un procédé pour leur fabrication.
JPH1099665A (ja) 1996-09-27 1998-04-21 Japan Gore Tex Inc 気体分離膜および気体分離法
DE19983047B4 (de) * 1998-03-24 2005-12-15 Asahi Kasei Chemicals Corporation Mikroporöse Polyolefinmembran
CN1239226C (zh) * 2000-01-10 2006-02-01 Lg化学株式会社 高结晶聚丙烯微孔薄膜,多组分微孔薄膜及其制备方法
JP2001300275A (ja) * 2000-04-20 2001-10-30 Asahi Kasei Corp ポリオレフィン中空糸状多孔膜
KR100409017B1 (ko) * 2000-06-23 2003-12-06 주식회사 엘지화학 다성분계 복합 분리막 및 그의 제조방법
JP2002122049A (ja) 2000-08-10 2002-04-26 Akinari Ito 内燃機関による空気汚染防止システム、空気汚染防止システムを含む内燃機関、燃料処理方法及び燃料処理装置
KR100373204B1 (ko) * 2000-08-12 2003-02-25 주식회사 엘지화학 고분자 전해질용 다성분계 복합 분리막 및 그의 제조방법
JP2002293656A (ja) * 2001-03-30 2002-10-09 Kyocera Corp 多孔質複合体およびその製造方法
JP2002355938A (ja) * 2001-05-30 2002-12-10 Tonen Chem Corp 複合膜、その製造方法及びそれを用いた電池用セパレータ又はフィルター
JP2003020357A (ja) * 2001-07-06 2003-01-24 Asahi Kasei Corp ポリオレフィン微多孔膜およびその製造方法
JP2004016930A (ja) * 2002-06-17 2004-01-22 Asahi Kasei Corp 微多孔膜及びその製造方法
JP3795027B2 (ja) * 2003-04-02 2006-07-12 宇明泰化工股▲ふん▼有限公司 フィルター用非対称性多孔質ポリテトラフルオロエチレン膜
JP2004344755A (ja) * 2003-05-21 2004-12-09 Asahi Kasei Corp ゼオライト複合薄膜
WO2004108258A1 (en) * 2003-06-02 2004-12-16 Ge Osmonics, Inc. Materials and methods for processing non-aqueous mixtures
JP2006150323A (ja) * 2004-11-01 2006-06-15 Japan Gore Tex Inc 隔膜およびその製法、並びに該隔膜を備えた熱交換器
CN101282780B (zh) * 2005-10-13 2012-10-31 旭化成化学株式会社 多孔性多层中空纤维膜及其制造方法
JP4812442B2 (ja) 2006-01-26 2011-11-09 旭化成ケミカルズ株式会社 ボックスプリーツエレメントおよびその製造方法
JP4822871B2 (ja) * 2006-02-27 2011-11-24 旭化成ケミカルズ株式会社 プリーツエレメント
JP5507079B2 (ja) * 2006-04-28 2014-05-28 旭化成ケミカルズ株式会社 気体分離膜
JP5063604B2 (ja) * 2007-03-30 2012-10-31 イビデン株式会社 ハニカムフィルタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0488018A2 (de) * 1990-11-28 1992-06-03 Akzo N.V. Kapillarmembran für die Gastrennung
US20020038602A1 (en) * 2000-06-13 2002-04-04 Praxair Technology, Inc. Method of preparing composite gas separation membranes from perfluoropolymers

Also Published As

Publication number Publication date
US20100212504A1 (en) 2010-08-26
WO2009054460A1 (ja) 2009-04-30
JP2015037791A (ja) 2015-02-26
EP2206546A4 (en) 2011-05-18
JPWO2009054460A1 (ja) 2011-03-10
EP2206546B1 (en) 2018-07-04
KR101151189B1 (ko) 2012-06-08
US8206493B2 (en) 2012-06-26
KR20100061743A (ko) 2010-06-08
CN101835529A (zh) 2010-09-15
EP2206546A1 (en) 2010-07-14

Similar Documents

Publication Publication Date Title
CN101835529B (zh) 气体分离膜
JP5507079B2 (ja) 気体分離膜
JP2024071405A (ja) 二軸配向細孔性膜、合成物、ならびに製造および使用の方法
JP5202816B2 (ja) ポリオレフィン微多孔膜及びその製造方法
KR102157492B1 (ko) 적층 폴리올레핀 미세 다공막, 전지용 세퍼레이터 및 그것들의 제조 방법
US10486112B2 (en) Microporous polyolefin film, separator for battery, and production processes therefor
US20200303705A1 (en) Microporous polyolefin film, separator for battery, and production processes therefor
CN105120990A (zh) 酸性气体分离复合膜的制造方法和酸性气体分离膜组件
US20200188863A1 (en) Polyolefin microporous membrane, separator for batteries, and methods respectively of producing the membrane and the separator
CN111533935B (zh) 聚烯烃微多孔膜、电池用隔膜及其制造方法
TW201819198A (zh) 積層聚烯烴微多孔膜、電池用隔膜及其製造方法以及積層聚烯烴微多孔膜捲繞體之製造方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160418

Address after: Tokyo, Japan, Japan

Patentee after: Asahi Kasei Kogyo K. K.

Address before: Tokyo, Japan, Japan

Patentee before: Asahi Kasei Chemical K. K.