DE3050547A1 - Porous polymer membrane and method of making it - Google Patents

Porous polymer membrane and method of making it

Info

Publication number
DE3050547A1
DE3050547A1 DE19803050547 DE3050547T DE3050547A1 DE 3050547 A1 DE3050547 A1 DE 3050547A1 DE 19803050547 DE19803050547 DE 19803050547 DE 3050547 T DE3050547 T DE 3050547T DE 3050547 A1 DE3050547 A1 DE 3050547A1
Authority
DE
Germany
Prior art keywords
making
porous polymer
polymer membrane
porous
membrane
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.)
Withdrawn
Application number
DE19803050547
Other languages
German (de)
English (en)
Inventor
L Stremovsky
R Gumen
S Martynov
A Bogdanov
M Yakovlev
K Saldadze
O Pavlov
A Chernikhov
N Ostrovskaya
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE3050547A1 publication Critical patent/DE3050547A1/de
Withdrawn legal-status Critical Current

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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • 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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • 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
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/06—Polyhydrazides; Polytriazoles; Polyamino-triazoles; Polyoxadiazoles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE19803050547 1980-08-22 1980-08-22 Porous polymer membrane and method of making it Withdrawn DE3050547A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1980/000144 WO1982000648A1 (en) 1980-08-22 1980-08-22 Porous polymer membrane and method of making it

Publications (1)

Publication Number Publication Date
DE3050547A1 true DE3050547A1 (de) 1982-09-23

Family

ID=21616656

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803050547 Withdrawn DE3050547A1 (de) 1980-08-22 1980-08-22 Porous polymer membrane and method of making it

Country Status (4)

Country Link
JP (1) JPS57501237A (enrdf_load_stackoverflow)
DE (1) DE3050547A1 (enrdf_load_stackoverflow)
GB (1) GB2093460B (enrdf_load_stackoverflow)
WO (1) WO1982000648A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039418A (en) * 1990-12-06 1991-08-13 Exxon Research And Engineering Company Membrane made from a multi-block polymer comprising an oxazolidone prepolymer chain extended with a compatible second prepolymer and its use in separations
WO1994004253A2 (en) * 1992-08-13 1994-03-03 The Dow Chemical Company Polyazole polymer-based membranes for fluid separation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1252508A (enrdf_load_stackoverflow) * 1968-10-23 1971-11-03
SU520376A1 (ru) * 1974-03-19 1976-07-05 Волгоградский Политехнический Институт Способ получени растворимых поли-1,3,4-оксадиазолов
SU556155A1 (ru) * 1974-12-19 1977-04-30 Предприятие П/Я М-5885 Способ получени ароматических поли1,3,4-оксадиазолов
JPS5633961B2 (enrdf_load_stackoverflow) * 1974-12-19 1981-08-07

Also Published As

Publication number Publication date
JPS57501237A (enrdf_load_stackoverflow) 1982-07-15
GB2093460B (en) 1984-02-01
WO1982000648A1 (en) 1982-03-04
GB2093460A (en) 1982-09-02

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS

8130 Withdrawal