ZA828132B - Semipermeable membranes, process for the production thereof and use thereof - Google Patents

Semipermeable membranes, process for the production thereof and use thereof

Info

Publication number
ZA828132B
ZA828132B ZA828132A ZA828132A ZA828132B ZA 828132 B ZA828132 B ZA 828132B ZA 828132 A ZA828132 A ZA 828132A ZA 828132 A ZA828132 A ZA 828132A ZA 828132 B ZA828132 B ZA 828132B
Authority
ZA
South Africa
Prior art keywords
production
semipermeable membranes
semipermeable
membranes
Prior art date
Application number
ZA828132A
Inventor
Joel Sinnreich
Joseph Berger
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of ZA828132B publication Critical patent/ZA828132B/en

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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/123—Treatment by wave energy or particle radiation
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/403—Polymers based on the polymerisation of maleic acid or derivatives thereof
    • 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
    • B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
    • 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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ZA828132A 1981-11-06 1982-11-05 Semipermeable membranes, process for the production thereof and use thereof ZA828132B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH710981 1981-11-06

Publications (1)

Publication Number Publication Date
ZA828132B true ZA828132B (en) 1983-09-28

Family

ID=4320108

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA828132A ZA828132B (en) 1981-11-06 1982-11-05 Semipermeable membranes, process for the production thereof and use thereof

Country Status (5)

Country Link
EP (1) EP0079307B1 (en)
JP (1) JPS5884006A (en)
CA (1) CA1203501A (en)
DE (1) DE3265649D1 (en)
ZA (1) ZA828132B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58223410A (en) * 1982-06-22 1983-12-26 Nok Corp Composite semipermeable membrane
JPS62129107A (en) * 1985-11-29 1987-06-11 Agency Of Ind Science & Technol New separating membrane

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754054A (en) * 1968-12-23 1973-08-21 Mitsubishi Rayon Co Radiation curable coating compositions and process for the preparation thereof
FR2105502A5 (en) * 1970-09-09 1972-04-28 Rhone Poulenc Sa
US4079041A (en) * 1975-06-18 1978-03-14 Ciba-Geigy Corporation Crosslinkable polymeric compounds
JPS5430284A (en) * 1977-08-12 1979-03-06 Terumo Corp Method of making film
DE2741669A1 (en) * 1977-09-16 1979-03-22 Bayer Ag SEMIPERMEABLE MEMBRANES MADE FROM ACRYLONITRILE COPOLYMERIZED
DE2960207D1 (en) * 1978-03-07 1981-04-16 Bayer Ag Disulfimide derivatives containing polymerisable maleimide groups, process for their preparation and their use
DE3007445A1 (en) * 1980-02-28 1981-09-10 Toyo Boseki K.K., Osaka METHOD FOR PRODUCING MOLDED OBJECTS FROM POLYMER MATERIAL, AND THESE OBJECTS
US4357453A (en) * 1980-05-07 1982-11-02 Ciba-Geigy Corporation Photocurable polymers obtained from succinylosuccinic acid and maleic acid derivatives, processes for the preparation of the polymers, and use of the polymers

Also Published As

Publication number Publication date
JPS5884006A (en) 1983-05-20
EP0079307B1 (en) 1985-08-21
CA1203501A (en) 1986-04-22
DE3265649D1 (en) 1985-09-26
EP0079307A1 (en) 1983-05-18

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