FR2206178B1 - - Google Patents

Info

Publication number
FR2206178B1
FR2206178B1 FR7240313A FR7240313A FR2206178B1 FR 2206178 B1 FR2206178 B1 FR 2206178B1 FR 7240313 A FR7240313 A FR 7240313A FR 7240313 A FR7240313 A FR 7240313A FR 2206178 B1 FR2206178 B1 FR 2206178B1
Authority
FR
France
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.)
Expired
Application number
FR7240313A
Other languages
French (fr)
Other versions
FR2206178A1 (en
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.)
Yuasa Corp
Original Assignee
Yuasa Corp
Yuasa Battery Corp
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 Yuasa Corp, Yuasa Battery Corp filed Critical Yuasa Corp
Priority to FR7240313A priority Critical patent/FR2206178A1/en
Publication of FR2206178A1 publication Critical patent/FR2206178A1/en
Application granted granted Critical
Publication of FR2206178B1 publication Critical patent/FR2206178B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B01D67/0013—Casting processes
    • B01D67/00135—Air gap characteristics
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0013—Casting processes
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • 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
    • B01D2325/20—Specific permeability or cut-off range
    • 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
    • C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
    • C08J2201/0502—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being organic
FR7240313A 1972-11-14 1972-11-14 Porous plastic material formed from synthetic resin - by evapn. of two solvents only one being capable of dissolving the resin Granted FR2206178A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7240313A FR2206178A1 (en) 1972-11-14 1972-11-14 Porous plastic material formed from synthetic resin - by evapn. of two solvents only one being capable of dissolving the resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7240313A FR2206178A1 (en) 1972-11-14 1972-11-14 Porous plastic material formed from synthetic resin - by evapn. of two solvents only one being capable of dissolving the resin

Publications (2)

Publication Number Publication Date
FR2206178A1 FR2206178A1 (en) 1974-06-07
FR2206178B1 true FR2206178B1 (en) 1975-11-07

Family

ID=9107130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7240313A Granted FR2206178A1 (en) 1972-11-14 1972-11-14 Porous plastic material formed from synthetic resin - by evapn. of two solvents only one being capable of dissolving the resin

Country Status (1)

Country Link
FR (1) FR2206178A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423258C1 (en) * 1984-06-23 1986-01-23 SECON Gesellschaft für Separations- und Concentrationstechnik mbH, 3400 Göttingen Capillary dialyzer
US4853420A (en) * 1987-05-04 1989-08-01 The Dow Chemical Company Foamable thermoplastic polymers and a method for foaming
US20080142737A1 (en) * 2006-12-18 2008-06-19 Joseph Brian Hovanec Microwave solvent stripping process
CN108905636B (en) * 2018-06-04 2020-11-27 苏州名列膜材料有限公司 Polytetrafluoroethylene composite microporous membrane and preparation method and preparation system thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450650A (en) * 1963-06-13 1969-06-17 Yuasa Battery Co Ltd Method of making porous bodies
FR1466907A (en) * 1965-02-03 1967-01-20 Kurashiki Rayon Co Process for manufacturing flexible and strong sheet materials and the products thus obtained
GB1135463A (en) * 1965-06-16 1968-12-04 Interchem Corp Blush coated fabric and method of producing the same

Also Published As

Publication number Publication date
FR2206178A1 (en) 1974-06-07

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Legal Events

Date Code Title Description
ST Notification of lapse