FR2273025B1 - - Google Patents
Info
- Publication number
- FR2273025B1 FR2273025B1 FR7502238A FR7502238A FR2273025B1 FR 2273025 B1 FR2273025 B1 FR 2273025B1 FR 7502238 A FR7502238 A FR 7502238A FR 7502238 A FR7502238 A FR 7502238A FR 2273025 B1 FR2273025 B1 FR 2273025B1
- Authority
- FR
- France
- 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
-
- 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
- C08G63/6884—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/6886—Dicarboxylic acids and dihydroxy compounds
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 |
---|---|---|---|
JP49010078A JPS50104295A (fr) | 1974-01-25 | 1974-01-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2273025A1 FR2273025A1 (fr) | 1975-12-26 |
FR2273025B1 true FR2273025B1 (fr) | 1977-07-01 |
Family
ID=11740309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7502238A Expired FR2273025B1 (fr) | 1974-01-25 | 1975-01-24 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4066624A (fr) |
JP (1) | JPS50104295A (fr) |
DE (1) | DE2502911B2 (fr) |
FR (1) | FR2273025B1 (fr) |
GB (1) | GB1492831A (fr) |
NL (1) | NL7500851A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4319017A (en) * | 1980-03-10 | 1982-03-09 | Hooker Chemicals & Plastics Corp. | Semi or fully continuous process for polyester of bisphenol and dicarboxylic acid by transesterification polymerization and product thereof |
CA1236948A (fr) * | 1983-02-14 | 1988-05-17 | Michael S. Cholod | COPOLYESTER DE POLY(TEREPHTALATE D'ETHYLENE) ET DE BIS(4-.beta.-HYDROXY-ETHOXY-PHENYL)-SULFONE |
US5294695A (en) * | 1993-03-15 | 1994-03-15 | Skc Limited | Process for preparing polyethylene naphthalate |
US5296587A (en) * | 1993-03-22 | 1994-03-22 | Eastman Chemical Company | Copolymerization of dicarboxylic acids and dialkyl esters of dicarboxylic acids to form polyesters |
TW434453B (en) * | 1996-11-14 | 2001-05-16 | Teijin Ltd | Base film for photographic films |
JP2012162648A (ja) * | 2011-02-07 | 2012-08-30 | Teijin Ltd | 共重合芳香族ポリエステル |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT268682B (de) * | 1966-10-10 | 1969-02-25 | Alpine Chemische Ag | Verfahren zur Herstellung von neuen Copolyestern |
US3865789A (en) * | 1973-05-21 | 1975-02-11 | Ici America Inc | Dielectric polyester resins from a blend of ethoxylated bis phenols |
US3935166A (en) * | 1973-06-08 | 1976-01-27 | Teijin Limited | Aromatic polyester of 2,6 and/or 2,7 naphthalene dicarboxylic acid |
JPS543517B2 (fr) * | 1973-09-28 | 1979-02-23 |
-
1974
- 1974-01-25 JP JP49010078A patent/JPS50104295A/ja active Pending
-
1975
- 1975-01-21 US US05/542,793 patent/US4066624A/en not_active Expired - Lifetime
- 1975-01-24 FR FR7502238A patent/FR2273025B1/fr not_active Expired
- 1975-01-24 NL NL7500851A patent/NL7500851A/xx not_active Application Discontinuation
- 1975-01-24 DE DE2502911A patent/DE2502911B2/de active Pending
- 1975-01-27 GB GB3461/75A patent/GB1492831A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2273025A1 (fr) | 1975-12-26 |
GB1492831A (en) | 1977-11-23 |
DE2502911B2 (de) | 1978-11-09 |
DE2502911A1 (de) | 1975-08-21 |
NL7500851A (nl) | 1975-07-29 |
JPS50104295A (fr) | 1975-08-18 |
US4066624A (en) | 1978-01-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |