BE692908A - - Google Patents
Info
- Publication number
- BE692908A BE692908A BE692908DA BE692908A BE 692908 A BE692908 A BE 692908A BE 692908D A BE692908D A BE 692908DA BE 692908 A BE692908 A BE 692908A
- Authority
- BE
- Belgium
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 |
|---|---|---|---|
| IT1367066 | 1966-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE692908A true BE692908A (en:Method) | 1967-07-19 |
Family
ID=11144571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE692908D BE692908A (en:Method) | 1966-01-21 | 1967-01-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE692908A (en:Method) |
| DE (1) | DE1745075A1 (en:Method) |
| SE (1) | SE331910B (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1096128B (de) * | 1957-12-19 | 1960-12-29 | Roehrenwerk Kempten Allgaeu | Kupplung mit Bajonettverschluss |
| JPS5575422A (en) * | 1978-11-30 | 1980-06-06 | Daicel Chem Ind Ltd | Preparation of lactonepolyester |
| CH670690A5 (en:Method) * | 1985-12-16 | 1989-06-30 | Keck Hermann |
-
1967
- 1967-01-19 DE DE19671745075 patent/DE1745075A1/de active Pending
- 1967-01-19 BE BE692908D patent/BE692908A/xx unknown
- 1967-01-20 SE SE87267A patent/SE331910B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1745075A1 (de) | 1971-09-23 |
| SE331910B (en:Method) | 1971-01-18 |