IT979890B - Procedimento per la produzione di poliesteri di i 4 butandiolo - Google Patents
Procedimento per la produzione di poliesteri di i 4 butandioloInfo
- Publication number
- IT979890B IT979890B IT4886673A IT4886673A IT979890B IT 979890 B IT979890 B IT 979890B IT 4886673 A IT4886673 A IT 4886673A IT 4886673 A IT4886673 A IT 4886673A IT 979890 B IT979890 B IT 979890B
- Authority
- IT
- Italy
- Prior art keywords
- butandiolo
- polyesters
- procedure
- production
- butandiolo polyesters
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
-
- 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
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
-
- 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
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722213259 DE2213259B2 (de) | 1972-03-18 | 1972-03-18 | Verfahren zur Herstellung von linearen hochmolekularen Polyestern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT979890B true IT979890B (it) | 1974-09-30 |
Family
ID=5839368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT4886673A IT979890B (it) | 1972-03-18 | 1973-03-16 | Procedimento per la produzione di poliesteri di i 4 butandiolo |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE796861A (it) |
| DE (1) | DE2213259B2 (it) |
| FR (1) | FR2176827B1 (it) |
| GB (1) | GB1391897A (it) |
| IT (1) | IT979890B (it) |
| NL (1) | NL7303707A (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4049635A (en) * | 1976-01-19 | 1977-09-20 | Phillips Petroleum Company | Production of tetramethylene terephthalate polymers using 225° to 248° C. polycondensation temperature |
| DE2813161A1 (de) * | 1978-03-25 | 1979-09-27 | Basf Ag | Verfahren zur herstellung von linearen hochmolekularen gesaettigten polyestern |
| WO2015119355A1 (ko) * | 2014-02-07 | 2015-08-13 | 주식회사 엘지화학 | 가소제, 수지 조성물 및 이들의 제조 방법 |
-
1972
- 1972-03-18 DE DE19722213259 patent/DE2213259B2/de not_active Withdrawn
-
1973
- 1973-03-16 GB GB1289573A patent/GB1391897A/en not_active Expired
- 1973-03-16 FR FR7309592A patent/FR2176827B1/fr not_active Expired
- 1973-03-16 BE BE128862A patent/BE796861A/xx unknown
- 1973-03-16 NL NL7303707A patent/NL7303707A/xx not_active Application Discontinuation
- 1973-03-16 IT IT4886673A patent/IT979890B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1391897A (en) | 1975-04-23 |
| BE796861A (fr) | 1973-07-16 |
| FR2176827B1 (it) | 1977-02-04 |
| DE2213259B2 (de) | 1978-03-30 |
| NL7303707A (it) | 1973-09-20 |
| DE2213259A1 (de) | 1973-09-20 |
| FR2176827A1 (it) | 1973-11-02 |
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