CH478860A - Verfahren zur Herstellung linearer Polyester oder Mischpolyester - Google Patents
Verfahren zur Herstellung linearer Polyester oder MischpolyesterInfo
- Publication number
- CH478860A CH478860A CH13466A CH13466A CH478860A CH 478860 A CH478860 A CH 478860A CH 13466 A CH13466 A CH 13466A CH 13466 A CH13466 A CH 13466A CH 478860 A CH478860 A CH 478860A
- Authority
- CH
- Switzerland
- Prior art keywords
- polycondensation
- polyesters
- transesterification
- catalysts
- salicylaldehyde
- 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
-
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
-
- 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
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)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH13466A CH478860A (de) | 1966-01-05 | 1966-01-05 | Verfahren zur Herstellung linearer Polyester oder Mischpolyester |
| BE692192D BE692192A (US20100056889A1-20100304-C00004.png) | 1966-01-05 | 1967-01-04 | |
| FR89958A FR1507476A (fr) | 1966-01-05 | 1967-01-04 | Procédé pour fabriquer des polyesters linéaires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH13466A CH478860A (de) | 1966-01-05 | 1966-01-05 | Verfahren zur Herstellung linearer Polyester oder Mischpolyester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH478860A true CH478860A (de) | 1969-09-30 |
Family
ID=4180017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH13466A CH478860A (de) | 1966-01-05 | 1966-01-05 | Verfahren zur Herstellung linearer Polyester oder Mischpolyester |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE692192A (US20100056889A1-20100304-C00004.png) |
| CH (1) | CH478860A (US20100056889A1-20100304-C00004.png) |
| FR (1) | FR1507476A (US20100056889A1-20100304-C00004.png) |
-
1966
- 1966-01-05 CH CH13466A patent/CH478860A/de not_active IP Right Cessation
-
1967
- 1967-01-04 FR FR89958A patent/FR1507476A/fr not_active Expired
- 1967-01-04 BE BE692192D patent/BE692192A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE692192A (US20100056889A1-20100304-C00004.png) | 1967-06-16 |
| FR1507476A (fr) | 1967-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |