CH556366A - Herstellung hochmolekularer poly-(epsilon)-caprolactone. - Google Patents
Herstellung hochmolekularer poly-(epsilon)-caprolactone.Info
- Publication number
- CH556366A CH556366A CH1682271A CH1682271A CH556366A CH 556366 A CH556366 A CH 556366A CH 1682271 A CH1682271 A CH 1682271A CH 1682271 A CH1682271 A CH 1682271A CH 556366 A CH556366 A CH 556366A
- Authority
- CH
- Switzerland
- Prior art keywords
- epsilon
- caprolactone
- production
- high molecular
- molecular poly
- 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
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
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 |
---|---|---|---|
DE19702056729 DE2056729C3 (de) | 1970-11-18 | 1970-11-18 | Verfahren zur Herstellung hochmolekularer Poly -epsilon-caprol act one |
Publications (1)
Publication Number | Publication Date |
---|---|
CH556366A true CH556366A (de) | 1974-11-29 |
Family
ID=5788481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1682271A CH556366A (de) | 1970-11-18 | 1971-11-18 | Herstellung hochmolekularer poly-(epsilon)-caprolactone. |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE775479A (de) |
CH (1) | CH556366A (de) |
DE (1) | DE2056729C3 (de) |
FR (1) | FR2115158B1 (de) |
GB (1) | GB1348398A (de) |
IT (1) | IT955095B (de) |
NL (1) | NL7112566A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1007036A3 (fr) * | 1993-05-17 | 1995-02-28 | Solvay | Procede pour la fabrication de poly-epsilonn-caprolactones et poly-epsilonn-caprolactones ayant des masses moleculaires elevees pouvant etre obtenues par ce procede. |
-
1970
- 1970-11-18 DE DE19702056729 patent/DE2056729C3/de not_active Expired
-
1971
- 1971-09-13 NL NL7112566A patent/NL7112566A/xx unknown
- 1971-10-14 FR FR7136949A patent/FR2115158B1/fr not_active Expired
- 1971-11-16 IT IT5412871A patent/IT955095B/it active
- 1971-11-17 BE BE775479A patent/BE775479A/xx unknown
- 1971-11-18 GB GB5353371A patent/GB1348398A/en not_active Expired
- 1971-11-18 CH CH1682271A patent/CH556366A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2056729A1 (de) | 1972-06-08 |
GB1348398A (en) | 1974-03-13 |
NL7112566A (de) | 1972-05-23 |
FR2115158A1 (de) | 1972-07-07 |
BE775479A (fr) | 1972-03-16 |
IT955095B (it) | 1973-09-29 |
DE2056729C3 (de) | 1974-07-11 |
FR2115158B1 (de) | 1975-02-07 |
DE2056729B2 (de) | 1973-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |