ZA73558B - Process for producing high molecular weight copolyesters in the presence of diaryl esters - Google Patents
Process for producing high molecular weight copolyesters in the presence of diaryl estersInfo
- Publication number
- ZA73558B ZA73558B ZA730558A ZA73558A ZA73558B ZA 73558 B ZA73558 B ZA 73558B ZA 730558 A ZA730558 A ZA 730558A ZA 73558 A ZA73558 A ZA 73558A ZA 73558 B ZA73558 B ZA 73558B
- Authority
- ZA
- South Africa
- Prior art keywords
- molecular weight
- high molecular
- producing high
- diaryl esters
- weight copolyesters
- Prior art date
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
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/672—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 |
|---|---|---|---|
| US23373472A | 1972-03-10 | 1972-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA73558B true ZA73558B (en) | 1973-12-19 |
Family
ID=22878482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA730558A ZA73558B (en) | 1972-03-10 | 1973-01-25 | Process for producing high molecular weight copolyesters in the presence of diaryl esters |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5239437B2 (en) |
| AR (1) | AR193690A1 (en) |
| BE (1) | BE796541A (en) |
| BR (1) | BR7301702D0 (en) |
| CA (1) | CA1024292A (en) |
| DE (1) | DE2311849C3 (en) |
| FR (1) | FR2175811B1 (en) |
| GB (1) | GB1418513A (en) |
| IT (1) | IT981278B (en) |
| NL (1) | NL7302990A (en) |
| ZA (1) | ZA73558B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5140096B1 (en) * | 1971-07-07 | 1976-11-01 | ||
| JPS5126937B1 (en) * | 1971-07-10 | 1976-08-10 | ||
| GB1517740A (en) * | 1974-12-14 | 1978-07-12 | Teijin Ltd | Preparation of polyesters |
| BR7604245A (en) * | 1975-06-30 | 1977-04-05 | Minnesota Mining & Mfg | PROCESS FOR THE PREPARATION OF A SEGMENTED COPOLIESTER, PROCESS FOR FORMING A COLLAGE AND TAPE-SHAPED PRODUCT |
| US4254241A (en) * | 1979-12-12 | 1981-03-03 | Union Carbide Corporation | Process for producing polyoxyalkylene glycol modified polyesters |
| JPS56147662A (en) * | 1980-04-15 | 1981-11-16 | Matsushita Electric Works Ltd | Production of plate for building |
| CN113974869B (en) * | 2021-10-09 | 2023-04-14 | 上海恺皓科技有限公司 | Multilayer polymer diaphragm and dental appliance |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1401635A (en) * | 1964-06-19 | 1965-06-04 | Teijin Ltd | Process for the preparation of essentially linear polyesters |
| BE753040A (en) * | 1969-07-18 | 1970-12-16 | Du Pont | SEGMENTED THERMOPLASTIC COPOLYESTERS ELASTOMERS |
-
1973
- 1973-01-19 CA CA161,707A patent/CA1024292A/en not_active Expired
- 1973-01-25 ZA ZA730558A patent/ZA73558B/en unknown
- 1973-02-26 AR AR246783A patent/AR193690A1/en active
- 1973-03-02 NL NL7302990A patent/NL7302990A/xx not_active Application Discontinuation
- 1973-03-02 JP JP48024445A patent/JPS5239437B2/ja not_active Expired
- 1973-03-08 FR FR7308292A patent/FR2175811B1/fr not_active Expired
- 1973-03-09 GB GB1144773A patent/GB1418513A/en not_active Expired
- 1973-03-09 IT IT21420/73A patent/IT981278B/en active
- 1973-03-09 BR BR731702A patent/BR7301702D0/en unknown
- 1973-03-09 DE DE2311849A patent/DE2311849C3/en not_active Expired
- 1973-03-09 BE BE128596A patent/BE796541A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2311849A1 (en) | 1973-09-20 |
| IT981278B (en) | 1974-10-10 |
| JPS5239437B2 (en) | 1977-10-05 |
| CA1024292A (en) | 1978-01-10 |
| BR7301702D0 (en) | 1974-07-18 |
| BE796541A (en) | 1973-09-10 |
| JPS496085A (en) | 1974-01-19 |
| NL7302990A (en) | 1973-09-12 |
| GB1418513A (en) | 1975-12-24 |
| FR2175811A1 (en) | 1973-10-26 |
| FR2175811B1 (en) | 1976-11-05 |
| DE2311849B2 (en) | 1978-05-24 |
| AR193690A1 (en) | 1973-05-11 |
| DE2311849C3 (en) | 1979-02-01 |
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