BE635390A - - Google Patents
Info
- Publication number
- BE635390A BE635390A BE635390DA BE635390A BE 635390 A BE635390 A BE 635390A BE 635390D A BE635390D A BE 635390DA BE 635390 A BE635390 A BE 635390A
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF37416A DE1300262B (de) | 1962-07-25 | 1962-07-25 | Verfahren zur Herstellung linearer, faser- und filmbildender Polyester |
| FR942611A FR1364455A (fr) | 1962-07-25 | 1963-07-25 | Procédé de préparation de polyesters aptes à la formation de fibres et de pellicules, par exemple de téréphtalate de polyéthylène |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE635390A true BE635390A (nl) |
Family
ID=25975402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE635390D BE635390A (nl) | 1962-07-25 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE635390A (nl) |
| CH (1) | CH439740A (nl) |
| FR (1) | FR1364455A (nl) |
| NL (1) | NL295238A (nl) |
-
0
- NL NL295238D patent/NL295238A/xx unknown
- BE BE635390D patent/BE635390A/xx unknown
-
1963
- 1963-07-23 CH CH915363A patent/CH439740A/de unknown
- 1963-07-25 FR FR942611A patent/FR1364455A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1364455A (fr) | 1964-06-19 |
| NL295238A (nl) | |
| CH439740A (de) | 1967-07-15 |