FI903446A0 - Kationinvaihtomembraani - Google Patents

Kationinvaihtomembraani

Info

Publication number
FI903446A0
FI903446A0 FI903446A FI903446A FI903446A0 FI 903446 A0 FI903446 A0 FI 903446A0 FI 903446 A FI903446 A FI 903446A FI 903446 A FI903446 A FI 903446A FI 903446 A0 FI903446 A0 FI 903446A0
Authority
FI
Finland
Prior art keywords
base membrane
alkali metal
membrane
cation exchange
fluorocarbon polymer
Prior art date
Application number
FI903446A
Other languages
English (en)
Swedish (sv)
Other versions
FI92604C (fi
FI92604B (fi
Inventor
Hiroshi Sagami
Hisashi Wakamatsu
Original Assignee
Asahi Chemical Ind
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 Chemical Ind filed Critical Asahi Chemical Ind
Publication of FI903446A0 publication Critical patent/FI903446A0/fi
Application granted granted Critical
Publication of FI92604B publication Critical patent/FI92604B/fi
Publication of FI92604C publication Critical patent/FI92604C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275—Heterogeneous membranes
    • C08J5/2281—Heterogeneous membranes fluorine containing heterogeneous membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FI903446A 1989-07-07 1990-07-06 Kationinvaihtomembraani FI92604C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17416889 1989-07-07
JP17416889 1989-07-07

Publications (3)

Publication Number Publication Date
FI903446A0 true FI903446A0 (fi) 1990-07-06
FI92604B FI92604B (fi) 1994-08-31
FI92604C FI92604C (fi) 1994-12-12

Family

ID=15973896

Family Applications (1)

Application Number Title Priority Date Filing Date
FI903446A FI92604C (fi) 1989-07-07 1990-07-06 Kationinvaihtomembraani

Country Status (6)

Country Link
US (1) US5085754A (fi)
EP (1) EP0412589B1 (fi)
JP (1) JP3009912B2 (fi)
KR (1) KR930005659B1 (fi)
DE (1) DE69026662T2 (fi)
FI (1) FI92604C (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6123662A (en) * 1998-07-13 2000-09-26 Acorn Cardiovascular, Inc. Cardiac disease treatment and device
US7195794B2 (en) * 2004-04-30 2007-03-27 Praxair Technology, Inc. Method of making an electrolytic cell
GB0605393D0 (en) * 2006-03-16 2006-04-26 Itm Fuel Cells Ltd Composite menbranes for electrochemical cells
GB2464014B (en) * 2007-07-07 2012-07-04 Itm Power Research Ltd Electrolysis of salt water

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4108742A (en) * 1974-03-09 1978-08-22 Asahi Kasei Kogyo Kabushiki Kaisha Electrolysis
US4111779A (en) * 1974-10-09 1978-09-05 Asahi Kasei Kogyo Kabushiki Kaisha Bipolar system electrolytic cell
JPS5844749B2 (ja) * 1976-05-27 1983-10-05 鐘淵化学工業株式会社 高純度なアルカリ金属水酸化物の製造方法
JPS5471780A (en) * 1977-11-18 1979-06-08 Asahi Glass Co Ltd Cell for aqueous solution of alkali chloride
JPS5892416A (ja) * 1981-11-30 1983-06-01 Asahi Glass Co Ltd 液体混合物の分離方法
US4402806A (en) * 1982-03-04 1983-09-06 General Electric Company Multi layer ion exchanging membrane with protected interior hydroxyl ion rejection layer
US4894128A (en) * 1986-05-05 1990-01-16 The Dow Chemical Company Membrane unit for electrolytic cell
JPS61130347A (ja) * 1984-11-30 1986-06-18 Asahi Glass Co Ltd 新規な電解用複層隔膜
JPS62133095A (ja) * 1985-12-05 1987-06-16 Asahi Glass Co Ltd 塩化アルカリ水溶液の電解槽
EP0229321B1 (en) * 1985-12-13 1990-05-02 Asahi Glass Company Ltd. Method for producing an alkali metal hydroxide and electrolytic cell useful for the method
JPS63118082A (ja) * 1986-11-06 1988-05-23 Asahi Glass Co Ltd 塩化アルカリ水溶液の電解方法
US4954388A (en) * 1988-11-30 1990-09-04 Mallouk Robert S Fabric reinforced composite membrane

Also Published As

Publication number Publication date
JPH03130384A (ja) 1991-06-04
FI92604C (fi) 1994-12-12
KR930005659B1 (ko) 1993-06-24
JP3009912B2 (ja) 2000-02-14
EP0412589A3 (en) 1991-12-11
DE69026662T2 (de) 1996-12-19
FI92604B (fi) 1994-08-31
US5085754A (en) 1992-02-04
KR910002500A (ko) 1991-02-25
EP0412589A2 (en) 1991-02-13
EP0412589B1 (en) 1996-04-24
DE69026662D1 (de) 1996-05-30

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Legal Events

Date Code Title Description
BB Publication of examined application
FG Patent granted

Owner name: ASAHI KASEI KABUSHIKI KAISHA