DK155422C - Makroporoes asymmetrisk hydrophil membran af syntetisk polymerisat og fremgangsmaade til fremstilling deraf - Google Patents

Makroporoes asymmetrisk hydrophil membran af syntetisk polymerisat og fremgangsmaade til fremstilling deraf

Info

Publication number
DK155422C
DK155422C DK557882A DK557882A DK155422C DK 155422 C DK155422 C DK 155422C DK 557882 A DK557882 A DK 557882A DK 557882 A DK557882 A DK 557882A DK 155422 C DK155422 C DK 155422C
Authority
DK
Denmark
Prior art keywords
makroporoes
hydrophil
polymerizate
asymmetric
procedures
Prior art date
Application number
DK557882A
Other languages
Danish (da)
English (en)
Other versions
DK557882A (da
DK155422B (da
Inventor
Axel Walch
Juergen Wildhardt
Dieter Beissel
Original Assignee
Hoechst 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6148965&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK155422(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of DK557882A publication Critical patent/DK557882A/da
Publication of DK155422B publication Critical patent/DK155422B/da
Application granted granted Critical
Publication of DK155422C publication Critical patent/DK155422C/da

Links

Classifications

    • 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
    • B01D71/441—Polyvinylpyrrolidone
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L39/00—Compositions 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 single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
    • C08L39/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08L39/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
DK557882A 1981-12-17 1982-12-16 Makroporoes asymmetrisk hydrophil membran af syntetisk polymerisat og fremgangsmaade til fremstilling deraf DK155422C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813149976 DE3149976A1 (de) 1981-12-17 1981-12-17 Makroporoese asymmetrische hydrophile membran aus synthetischem polymerisat
DE3149976 1981-12-17

Publications (3)

Publication Number Publication Date
DK557882A DK557882A (da) 1983-06-18
DK155422B DK155422B (da) 1989-04-10
DK155422C true DK155422C (da) 1989-08-28

Family

ID=6148965

Family Applications (1)

Application Number Title Priority Date Filing Date
DK557882A DK155422C (da) 1981-12-17 1982-12-16 Makroporoes asymmetrisk hydrophil membran af syntetisk polymerisat og fremgangsmaade til fremstilling deraf

Country Status (11)

Country Link
US (2) US4720343A (es)
EP (1) EP0082433B2 (es)
JP (1) JPS58104940A (es)
AU (1) AU553450B2 (es)
CA (1) CA1225806A (es)
DE (2) DE3149976A1 (es)
DK (1) DK155422C (es)
ES (1) ES518248A0 (es)
FI (1) FI72885C (es)
NO (1) NO157049C (es)
NZ (1) NZ202805A (es)

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Also Published As

Publication number Publication date
AU553450B2 (en) 1986-07-17
JPS58104940A (ja) 1983-06-22
US5009824A (en) 1991-04-23
NZ202805A (en) 1985-05-31
DK557882A (da) 1983-06-18
EP0082433A3 (en) 1983-08-31
EP0082433A2 (de) 1983-06-29
FI72885C (fi) 1987-08-10
FI824308L (fi) 1983-06-18
FI72885B (fi) 1987-04-30
AU9147482A (en) 1983-06-23
NO157049C (no) 1988-01-13
ES8402509A1 (es) 1984-02-16
DK155422B (da) 1989-04-10
JPH0218695B2 (es) 1990-04-26
FI824308A0 (fi) 1982-12-15
NO157049B (no) 1987-10-05
ES518248A0 (es) 1984-02-16
EP0082433B1 (de) 1986-03-05
DE3269737D1 (en) 1986-04-10
CA1225806A (en) 1987-08-25
EP0082433B2 (de) 1996-01-24
US4720343A (en) 1988-01-19
DE3149976A1 (de) 1983-06-30
NO824236L (no) 1983-06-20

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