JPS6153090B2 - - Google Patents
Info
- Publication number
- JPS6153090B2 JPS6153090B2 JP56105620A JP10562081A JPS6153090B2 JP S6153090 B2 JPS6153090 B2 JP S6153090B2 JP 56105620 A JP56105620 A JP 56105620A JP 10562081 A JP10562081 A JP 10562081A JP S6153090 B2 JPS6153090 B2 JP S6153090B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- polyimide
- heat
- aromatic
- solvent
- 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
Links
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56105620A JPS588514A (ja) | 1981-07-08 | 1981-07-08 | 複合分離膜の製造法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56105620A JPS588514A (ja) | 1981-07-08 | 1981-07-08 | 複合分離膜の製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS588514A JPS588514A (ja) | 1983-01-18 |
JPS6153090B2 true JPS6153090B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-11-15 |
Family
ID=14412530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56105620A Granted JPS588514A (ja) | 1981-07-08 | 1981-07-08 | 複合分離膜の製造法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS588514A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02108490A (ja) * | 1988-10-14 | 1990-04-20 | Komatsu Ltd | レーザ加工方法 |
JPH034393U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-06-06 | 1991-01-17 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5955306A (ja) * | 1982-09-22 | 1984-03-30 | Agency Of Ind Science & Technol | 複合分離膜の製法 |
JPS5955313A (ja) * | 1982-09-22 | 1984-03-30 | Agency Of Ind Science & Technol | 複合分離膜の製造法 |
JPS59225705A (ja) * | 1983-06-07 | 1984-12-18 | Nitto Electric Ind Co Ltd | 複合膜及びその製造方法 |
JPS6094106A (ja) * | 1983-10-27 | 1985-05-27 | Nitto Electric Ind Co Ltd | 複合膜の製造方法 |
JP2592691Y2 (ja) * | 1993-12-20 | 1999-03-24 | ヤマハ株式会社 | 木管楽器の鍵機構 |
ES2137112B1 (es) * | 1997-12-26 | 2000-09-01 | Consejo Superior Investigacion | Procedimiento para la preparacion de membranas de carbono asimetricas. |
US7811359B2 (en) | 2007-01-18 | 2010-10-12 | General Electric Company | Composite membrane for separation of carbon dioxide |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3822202A (en) * | 1972-07-20 | 1974-07-02 | Du Pont | Heat treatment of membranes of selected polyimides,polyesters and polyamides |
JPS5825690B2 (ja) * | 1972-07-20 | 1983-05-28 | イ− アイ デユポン デ ニモアス アンド カンパニ− | ヒタイシヨウセイポリイミドマクトソノセイホウ |
US4071590A (en) * | 1974-11-02 | 1978-01-31 | Forschungsinstitute Bergof Gmbh | Composite asymmetrical membranes |
FR2410501A1 (fr) * | 1976-11-15 | 1979-06-29 | Monsanto Co | Membranes a composants multiples pour des separations de gaz |
JPS5471785A (en) * | 1977-11-18 | 1979-06-08 | Nitto Electric Ind Co Ltd | Selectively permeable membrane and production thereof |
-
1981
- 1981-07-08 JP JP56105620A patent/JPS588514A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02108490A (ja) * | 1988-10-14 | 1990-04-20 | Komatsu Ltd | レーザ加工方法 |
JPH034393U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-06-06 | 1991-01-17 |
Also Published As
Publication number | Publication date |
---|---|
JPS588514A (ja) | 1983-01-18 |