BE708905A - - Google Patents
Info
- Publication number
- BE708905A BE708905A BE708905DA BE708905A BE 708905 A BE708905 A BE 708905A BE 708905D A BE708905D A BE 708905DA BE 708905 A BE708905 A BE 708905A
- 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
- C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof
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 |
|---|---|---|---|
| DEF0051171 | 1967-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE708905A true BE708905A (en:Method) | 1968-05-16 |
Family
ID=7104398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE708905D BE708905A (en:Method) | 1967-01-04 | 1968-01-03 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE708905A (en:Method) |
| DE (1) | DE1720594A1 (en:Method) |
-
1967
- 1967-01-04 DE DE19671720594 patent/DE1720594A1/de active Pending
-
1968
- 1968-01-03 BE BE708905D patent/BE708905A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1720594A1 (de) | 1971-06-24 |