BE622052A - - Google Patents
Info
- Publication number
- BE622052A BE622052A BE622052DA BE622052A BE 622052 A BE622052 A BE 622052A BE 622052D A BE622052D A BE 622052DA BE 622052 A BE622052 A BE 622052A
- 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
- C08G63/826—Metals not provided for in groups C08G63/83 - C08G63/86
-
- 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
-
- 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
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0034842 | 1961-09-02 | ||
| FR908407A FR1332985A (fr) | 1961-09-02 | 1962-09-01 | Procédé de préparation de polyesters linéaires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622052A true BE622052A (xx) |
Family
ID=25975095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622052D BE622052A (xx) | 1961-09-02 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE622052A (xx) |
| CH (1) | CH431075A (xx) |
| FR (1) | FR1332985A (xx) |
| NL (1) | NL282531A (xx) |
-
0
- NL NL282531D patent/NL282531A/xx unknown
- BE BE622052D patent/BE622052A/xx unknown
-
1962
- 1962-08-31 CH CH1041762A patent/CH431075A/de unknown
- 1962-09-01 FR FR908407A patent/FR1332985A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH431075A (de) | 1967-02-28 |
| FR1332985A (fr) | 1963-07-19 |
| NL282531A (xx) |