JPS5018512B1 - - Google Patents

Info

Publication number
JPS5018512B1
JPS5018512B1 JP45051351A JP5135170A JPS5018512B1 JP S5018512 B1 JPS5018512 B1 JP S5018512B1 JP 45051351 A JP45051351 A JP 45051351A JP 5135170 A JP5135170 A JP 5135170A JP S5018512 B1 JPS5018512 B1 JP S5018512B1
Authority
JP
Japan
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.)
Pending
Application number
JP45051351A
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 filed Critical
Priority to JP45051351A priority Critical patent/JPS5018512B1/ja
Priority to GB1945271*[A priority patent/GB1317682A/en
Priority to DE19712129706 priority patent/DE2129706C3/de
Priority to FR7121643A priority patent/FR2096334A5/fr
Priority to US00393977A priority patent/US3856914A/en
Publication of JPS5018512B1 publication Critical patent/JPS5018512B1/ja
Pending 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
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/06—Specific viscosities of materials involved
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
    • C08J2201/0543—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being organic
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0545—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition
    • C08J2201/0546—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition the non-solvent being organic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
JP45051351A 1970-06-15 1970-06-15 Pending JPS5018512B1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP45051351A JPS5018512B1 (ja) 1970-06-15 1970-06-15
GB1945271*[A GB1317682A (en) 1970-06-15 1971-06-08 Method of making porous polymeric material
DE19712129706 DE2129706C3 (de) 1970-06-15 1971-06-15 Verfahren zur Herstellung geformter Artikel
FR7121643A FR2096334A5 (ja) 1970-06-15 1971-06-15
US00393977A US3856914A (en) 1970-06-15 1973-09-04 Method of making a porous polymeric material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45051351A JPS5018512B1 (ja) 1970-06-15 1970-06-15

Publications (1)

Publication Number Publication Date
JPS5018512B1 true JPS5018512B1 (ja) 1975-06-30

Family

ID=12884491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45051351A Pending JPS5018512B1 (ja) 1970-06-15 1970-06-15

Country Status (3)

Country Link
JP (1) JPS5018512B1 (ja)
FR (1) FR2096334A5 (ja)
GB (1) GB1317682A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4473667A (en) * 1982-06-25 1984-09-25 Dow Corning Corporation Elastomeric foam
WO1997035906A1 (en) * 1996-03-27 1997-10-02 Novartis Ag High water content porous polymer
CA2248162A1 (en) * 1996-04-04 1997-10-02 Novartis Ag Process for manufacture of a porous polymer from a mixture
CA2248003A1 (en) * 1996-04-04 1997-10-02 Commonwealth Scientific And Industrial Research Organisation Process for manufacture of a porous polymer by use of a porogen

Also Published As

Publication number Publication date
GB1317682A (en) 1973-05-23
FR2096334A5 (ja) 1972-02-11
DE2129706B2 (de) 1976-02-12
DE2129706A1 (de) 1971-12-30

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