JPS56126405A - Production of polyimide semipermeable membrane - Google Patents
Production of polyimide semipermeable membraneInfo
- Publication number
- JPS56126405A JPS56126405A JP2978680A JP2978680A JPS56126405A JP S56126405 A JPS56126405 A JP S56126405A JP 2978680 A JP2978680 A JP 2978680A JP 2978680 A JP2978680 A JP 2978680A JP S56126405 A JPS56126405 A JP S56126405A
- Authority
- JP
- Japan
- Prior art keywords
- polyimide
- diamonodiphenyl
- dads
- obtd
- semipermeable 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.)
- Granted
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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2978680A JPS56126405A (en) | 1980-03-11 | 1980-03-11 | Production of polyimide semipermeable membrane |
DE8080302459T DE3062739D1 (en) | 1979-07-26 | 1980-07-21 | Process for preparing aromatic polyimide semipermeable membranes |
EP80302459A EP0023406B1 (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 true JPS56126405A (en) | 1981-10-03 |
JPH0146164B2 JPH0146164B2 (enrdf_load_stackoverflow) | 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 (enrdf_load_stackoverflow) |
Cited By (3)
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 |
JPS62100530A (ja) * | 1985-10-25 | 1987-05-11 | Ube Ind Ltd | 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 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5621602A (en) * | 1979-07-26 | 1981-02-28 | Ube Ind Ltd | Manufacture of polyimide semipermeable membrane |
-
1980
- 1980-03-11 JP JP2978680A patent/JPS56126405A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5621602A (en) * | 1979-07-26 | 1981-02-28 | Ube Ind Ltd | Manufacture of polyimide semipermeable membrane |
Cited By (3)
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 |
JPS62100530A (ja) * | 1985-10-25 | 1987-05-11 | Ube Ind Ltd | 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 |
Also Published As
Publication number | Publication date |
---|---|
JPH0146164B2 (enrdf_load_stackoverflow) | 1989-10-06 |
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