JPH0146164B2 - - Google Patents

Info

Publication number
JPH0146164B2
JPH0146164B2 JP55029786A JP2978680A JPH0146164B2 JP H0146164 B2 JPH0146164 B2 JP H0146164B2 JP 55029786 A JP55029786 A JP 55029786A JP 2978680 A JP2978680 A JP 2978680A JP H0146164 B2 JPH0146164 B2 JP H0146164B2
Authority
JP
Japan
Prior art keywords
polyimide
thin film
solution
semipermeable membrane
liquid
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.)
Expired
Application number
JP55029786A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56126405A (en
Inventor
Hiroshi Makino
Yoshihiro Kusuki
Hiroshi Yoshida
Asumaru Nakamura
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP2978680A priority Critical patent/JPS56126405A/ja
Priority to EP80302459A priority patent/EP0023406B1/en
Priority to DE8080302459T priority patent/DE3062739D1/de
Priority to US06/171,336 priority patent/US4378324A/en
Publication of JPS56126405A publication Critical patent/JPS56126405A/ja
Publication of JPH0146164B2 publication Critical patent/JPH0146164B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/1064—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing sulfur
    • 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
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1046—Polyimides containing oxygen in the form of ether bonds in the main chain
    • C08G73/105—Polyimides containing oxygen in the form of ether bonds in the main chain with oxygen only in the diamino moiety
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C08G73/1071—Wholly aromatic polyimides containing oxygen in the form of ether bonds in the main chain

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2978680A 1979-07-26 1980-03-11 Production of polyimide semipermeable membrane Granted JPS56126405A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2978680A JPS56126405A (en) 1980-03-11 1980-03-11 Production of polyimide semipermeable membrane
EP80302459A EP0023406B1 (en) 1979-07-26 1980-07-21 Process for preparing aromatic polyimide semipermeable membranes
DE8080302459T DE3062739D1 (en) 1979-07-26 1980-07-21 Process for preparing aromatic polyimide semipermeable membranes
US06/171,336 US4378324A (en) 1979-07-26 1980-07-23 Process for preparing aromatic polyimide semipermeable membranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2978680A JPS56126405A (en) 1980-03-11 1980-03-11 Production of polyimide semipermeable membrane

Publications (2)

Publication Number Publication Date
JPS56126405A JPS56126405A (en) 1981-10-03
JPH0146164B2 true JPH0146164B2 (en]) 1989-10-06

Family

ID=12285678

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2978680A Granted JPS56126405A (en) 1979-07-26 1980-03-11 Production of polyimide semipermeable membrane

Country Status (1)

Country Link
JP (1) JPS56126405A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61133106A (ja) * 1984-11-30 1986-06-20 Ube Ind Ltd 分離膜の製造法
JP2554046B2 (ja) * 1985-10-25 1996-11-13 宇部興産株式会社 可溶性芳香族ポリイミド組成物
JP2021063208A (ja) * 2019-10-10 2021-04-22 株式会社カネカ ポリイミドフィルムの製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621602A (en) * 1979-07-26 1981-02-28 Ube Ind Ltd Manufacture of polyimide semipermeable membrane

Also Published As

Publication number Publication date
JPS56126405A (en) 1981-10-03

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