CH522009A - Verfahren zur Herstellung von Homo- oder Copolymerisaten von B-Propiolactonen - Google Patents
Verfahren zur Herstellung von Homo- oder Copolymerisaten von B-PropiolactonenInfo
- Publication number
- CH522009A CH522009A CH1000569A CH1000569A CH522009A CH 522009 A CH522009 A CH 522009A CH 1000569 A CH1000569 A CH 1000569A CH 1000569 A CH1000569 A CH 1000569A CH 522009 A CH522009 A CH 522009A
- Authority
- CH
- Switzerland
- Prior art keywords
- propiolactones
- homo
- copolymers
- preparation
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
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 |
---|---|---|---|
GB31239/68A GB1182376A (en) | 1968-07-01 | 1968-07-01 | Process for the Polymerization or Copolymerization of Beta-Propiolactones |
Publications (1)
Publication Number | Publication Date |
---|---|
CH522009A true CH522009A (de) | 1972-04-30 |
Family
ID=10320137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1000569A CH522009A (de) | 1968-07-01 | 1969-06-30 | Verfahren zur Herstellung von Homo- oder Copolymerisaten von B-Propiolactonen |
Country Status (7)
Country | Link |
---|---|
US (1) | US3579489A (de) |
BE (1) | BE735372A (de) |
CH (1) | CH522009A (de) |
DE (1) | DE1933136A1 (de) |
FR (1) | FR2012057A1 (de) |
GB (1) | GB1182376A (de) |
NL (1) | NL6909980A (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1289686C (en) | 1985-07-31 | 1991-09-24 | Richard Gelles | Impact resistant polymeric compositions |
US4954568A (en) * | 1985-08-16 | 1990-09-04 | Shell Oil Company | Impact resistant blends of thermoplastic polyesters and modified block copolymers |
US4797447A (en) * | 1985-08-16 | 1989-01-10 | Shell Oil Company | Impact resistant blends of thermoplastic polyesters and modified block copolymers |
CA1326720C (en) * | 1987-12-31 | 1994-02-01 | Michael John Modic | Impact resistant blends of polar thermoplastic polymers and modified block copolymers |
US5349046A (en) * | 1992-12-01 | 1994-09-20 | Shell Oil Company | Polymerization of β-lactones under rim conditions |
US5863466A (en) * | 1997-02-06 | 1999-01-26 | Mor; Ebrahim | Electrostatic dissipative composition |
US10144802B2 (en) * | 2016-12-05 | 2018-12-04 | Novomer, Inc. | Beta-propiolactone based copolymers containing biogenic carbon, methods for their production and uses thereof |
CN110396180B (zh) * | 2019-06-14 | 2021-09-24 | 南京先进生物材料与过程装备研究院有限公司 | 一种利用甜菜碱精密制备脂肪族聚酯的方法 |
-
1968
- 1968-07-01 GB GB31239/68A patent/GB1182376A/en not_active Expired
- 1968-12-20 US US785795A patent/US3579489A/en not_active Expired - Lifetime
-
1969
- 1969-06-30 NL NL6909980A patent/NL6909980A/xx unknown
- 1969-06-30 BE BE735372D patent/BE735372A/xx unknown
- 1969-06-30 DE DE19691933136 patent/DE1933136A1/de active Pending
- 1969-06-30 CH CH1000569A patent/CH522009A/de not_active IP Right Cessation
- 1969-06-30 FR FR6921982A patent/FR2012057A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1933136A1 (de) | 1970-01-08 |
FR2012057A1 (de) | 1970-03-13 |
GB1182376A (en) | 1970-02-25 |
NL6909980A (de) | 1970-01-05 |
BE735372A (de) | 1969-12-30 |
US3579489A (en) | 1971-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |