FR2339639A1 - Procede pour la preparation de polyarylates a groupes sulfone - Google Patents
Procede pour la preparation de polyarylates a groupes sulfoneInfo
- Publication number
- FR2339639A1 FR2339639A1 FR7702617A FR7702617A FR2339639A1 FR 2339639 A1 FR2339639 A1 FR 2339639A1 FR 7702617 A FR7702617 A FR 7702617A FR 7702617 A FR7702617 A FR 7702617A FR 2339639 A1 FR2339639 A1 FR 2339639A1
- Authority
- FR
- France
- Prior art keywords
- dihydroxy
- sulphone
- dicarbonates
- prodn
- dicarbonate
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/688—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762603671 DE2603671A1 (de) | 1976-01-31 | 1976-01-31 | Verfahren zur herstellung sulfongruppenhaltiger polyarylate |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2339639A1 true FR2339639A1 (fr) | 1977-08-26 |
FR2339639B3 FR2339639B3 (fr) | 1979-10-05 |
Family
ID=5968704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7702617A Granted FR2339639A1 (fr) | 1976-01-31 | 1977-01-31 | Procede pour la preparation de polyarylates a groupes sulfone |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE850853A (fr) |
DE (1) | DE2603671A1 (fr) |
FR (1) | FR2339639A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0253196A2 (fr) * | 1986-07-11 | 1988-01-20 | Bayer Ag | Copolycondensats à bloc de polyester-polysulphone thermotropiques aromatiques, leur procédé de préparation et leur utilisation dans la production de fibres, films et objets moulés |
-
1976
- 1976-01-31 DE DE19762603671 patent/DE2603671A1/de not_active Withdrawn
-
1977
- 1977-01-28 BE BE174462A patent/BE850853A/fr unknown
- 1977-01-31 FR FR7702617A patent/FR2339639A1/fr active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0253196A2 (fr) * | 1986-07-11 | 1988-01-20 | Bayer Ag | Copolycondensats à bloc de polyester-polysulphone thermotropiques aromatiques, leur procédé de préparation et leur utilisation dans la production de fibres, films et objets moulés |
EP0253196A3 (fr) * | 1986-07-11 | 1989-04-12 | Bayer Ag | Copolycondensats à bloc de polyester-polysulphone thermotropiques aromatiques, leur procédé de préparation et leur utilisation dans la production de fibres, films et objets moulés |
Also Published As
Publication number | Publication date |
---|---|
FR2339639B3 (fr) | 1979-10-05 |
BE850853A (fr) | 1977-07-28 |
DE2603671A1 (de) | 1977-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |