BE541649A - - Google Patents
Info
- Publication number
- BE541649A BE541649A BE541649DA BE541649A BE 541649 A BE541649 A BE 541649A BE 541649D A BE541649D A BE 541649DA BE 541649 A BE541649 A BE 541649A
- 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
-
- 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
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 |
|---|---|---|---|
| GB2823754A GB765597A (en) | 1954-09-30 | 1954-09-30 | Polytetramethylene terephthalate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE541649A true BE541649A (zh) |
Family
ID=10272495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE541649D BE541649A (zh) | 1954-09-30 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE541649A (zh) |
| CA (1) | CA565566A (zh) |
| FR (1) | FR1131022A (zh) |
| GB (1) | GB765597A (zh) |
| IT (1) | IT549917A (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL262267A (zh) * | 1961-03-10 | |||
| BE759913A (fr) * | 1969-12-05 | 1971-06-04 | Fiber Industries Inc | Procede de polymerisation du terephtalate de dimethyle |
| US7767781B2 (en) | 2000-09-01 | 2010-08-03 | Cyclics Corporation | Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom |
| US7750109B2 (en) | 2000-09-01 | 2010-07-06 | Cyclics Corporation | Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer |
| ES2250687T3 (es) | 2001-06-27 | 2006-04-16 | Cyclics Corporation | Aislamiento, formulacion, y moldeo de oligoesteres macrociclicos. |
| CN101208370A (zh) | 2005-03-25 | 2008-06-25 | 赛克利克斯公司 | 低酸聚对苯二甲酸亚烷基酯的制备方法及其大环聚酯低聚物的制备方法 |
-
0
- BE BE541649D patent/BE541649A/xx unknown
- CA CA565566A patent/CA565566A/en not_active Expired
- IT IT549917D patent/IT549917A/it unknown
-
1954
- 1954-09-30 GB GB2823754A patent/GB765597A/en not_active Expired
-
1955
- 1955-09-17 FR FR1131022D patent/FR1131022A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA565566A (en) | 1958-11-04 |
| IT549917A (zh) | |
| GB765597A (en) | 1957-01-09 |
| FR1131022A (fr) | 1957-02-14 |