NO157049C - Makropor asymmetrisk hydrofil membran av syntetisk polym erisat. - Google Patents

Makropor asymmetrisk hydrofil membran av syntetisk polym erisat.

Info

Publication number
NO157049C
NO157049C NO824236A NO824236A NO157049C NO 157049 C NO157049 C NO 157049C NO 824236 A NO824236 A NO 824236A NO 824236 A NO824236 A NO 824236A NO 157049 C NO157049 C NO 157049C
Authority
NO
Norway
Prior art keywords
macropor
erisat
hydrophil
polym
asymmetric
Prior art date
Application number
NO824236A
Other languages
English (en)
Norwegian (no)
Other versions
NO157049B (no
NO824236L (no
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=NO157049(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 NO824236L publication Critical patent/NO824236L/no
Publication of NO157049B publication Critical patent/NO157049B/no
Publication of NO157049C publication Critical patent/NO157049C/no

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
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • 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
    • B01D71/44—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
    • B01D71/56—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)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (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)
NO824236A 1981-12-17 1982-12-16 Makropor asymmetrisk hydrofil membran av syntetisk polym erisat. NO157049C (no)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NO824236L NO824236L (no) 1983-06-20
NO157049B NO157049B (no) 1987-10-05
NO157049C true NO157049C (no) 1988-01-13

Family

ID=6148965

Family Applications (1)

Application Number Title Priority Date Filing Date
NO824236A NO157049C (no) 1981-12-17 1982-12-16 Makropor asymmetrisk hydrofil membran av syntetisk polym erisat.

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) ES8402509A1 (es)
FI (1) FI72885C (es)
NO (1) NO157049C (es)
NZ (1) NZ202805A (es)

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DE3018667C2 (de) * 1980-05-16 1994-06-16 Bend Res Inc Fasermembran für umgekehrte Osmose
US4444663A (en) * 1980-09-16 1984-04-24 Terumo Corporation Membrane and method for manufacture thereof
JPS5895541A (ja) * 1981-11-30 1983-06-07 Mitsubishi Chem Ind Ltd 気体分離膜
DE3149976A1 (de) * 1981-12-17 1983-06-30 Hoechst Ag, 6230 Frankfurt Makroporoese asymmetrische hydrophile membran aus synthetischem polymerisat
US4655840A (en) * 1982-03-26 1987-04-07 Warner-Lambert Company Hydrophilic polymer compositions for injection molding
US4664859A (en) * 1983-12-02 1987-05-12 Vcf Films Inc. Div. Of Pmc Process for solvent casting a film

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FI824308A0 (fi) 1982-12-15
AU9147482A (en) 1983-06-23
NO157049B (no) 1987-10-05
NO824236L (no) 1983-06-20
EP0082433A3 (en) 1983-08-31
ES518248A0 (es) 1984-02-16
EP0082433A2 (de) 1983-06-29
JPH0218695B2 (es) 1990-04-26
US4720343A (en) 1988-01-19
NZ202805A (en) 1985-05-31
DK557882A (da) 1983-06-18
ES8402509A1 (es) 1984-02-16
DK155422C (da) 1989-08-28
EP0082433B2 (de) 1996-01-24
DE3269737D1 (en) 1986-04-10
FI824308L (fi) 1983-06-18
US5009824A (en) 1991-04-23
JPS58104940A (ja) 1983-06-22
DE3149976A1 (de) 1983-06-30
CA1225806A (en) 1987-08-25
AU553450B2 (en) 1986-07-17
FI72885B (fi) 1987-04-30
DK155422B (da) 1989-04-10
EP0082433B1 (de) 1986-03-05
FI72885C (fi) 1987-08-10

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