JPS5374572A - Production of porous film - Google Patents

Production of porous film

Info

Publication number
JPS5374572A
JPS5374572A JP14943476A JP14943476A JPS5374572A JP S5374572 A JPS5374572 A JP S5374572A JP 14943476 A JP14943476 A JP 14943476A JP 14943476 A JP14943476 A JP 14943476A JP S5374572 A JPS5374572 A JP S5374572A
Authority
JP
Japan
Prior art keywords
production
porous film
porous
film
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.)
Granted
Application number
JP14943476A
Other languages
Japanese (ja)
Other versions
JPS5936939B2 (en
Inventor
Eiji Satou
Yoshiaki Hanada
Hideo Satou
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP14943476A priority Critical patent/JPS5936939B2/en
Publication of JPS5374572A publication Critical patent/JPS5374572A/en
Publication of JPS5936939B2 publication Critical patent/JPS5936939B2/en
Expired 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
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • 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
    • C08J2201/044—Elimination of an inorganic solid phase
    • C08J2201/0444—Salts
    • 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
    • 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
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/10—Polyamides derived from aromatically bound amino and carboxyl groups of amino carboxylic acids or of polyamines and polycarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cell Separators (AREA)
JP14943476A 1976-12-14 1976-12-14 Method for manufacturing porous film Expired JPS5936939B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14943476A JPS5936939B2 (en) 1976-12-14 1976-12-14 Method for manufacturing porous film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14943476A JPS5936939B2 (en) 1976-12-14 1976-12-14 Method for manufacturing porous film

Publications (2)

Publication Number Publication Date
JPS5374572A true JPS5374572A (en) 1978-07-03
JPS5936939B2 JPS5936939B2 (en) 1984-09-06

Family

ID=15475019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14943476A Expired JPS5936939B2 (en) 1976-12-14 1976-12-14 Method for manufacturing porous film

Country Status (1)

Country Link
JP (1) JPS5936939B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014205787A (en) * 2013-04-12 2014-10-30 株式会社Kri Production method of porous body of polysaccharide
JP2020158640A (en) * 2019-03-27 2020-10-01 帝人株式会社 Para-type total aromatic polyamide film, its production method, and a separator containing the film.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW381105B (en) * 1995-07-18 2000-02-01 Sumitomo Chemical Co Para-oriented aromatic polyamide porous film
TWI287556B (en) * 1999-09-13 2007-10-01 Teijin Ltd Polymetaphenyleneisophthalamide-based polymer porous film, process for preparing same and separator for battery
JP2001329104A (en) * 2000-05-23 2001-11-27 Teijin Ltd Para-type aromatic polyamide porous film

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014205787A (en) * 2013-04-12 2014-10-30 株式会社Kri Production method of porous body of polysaccharide
JP2020158640A (en) * 2019-03-27 2020-10-01 帝人株式会社 Para-type total aromatic polyamide film, its production method, and a separator containing the film.

Also Published As

Publication number Publication date
JPS5936939B2 (en) 1984-09-06

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