BE713406A - - Google Patents
Info
- Publication number
- BE713406A BE713406A BE713406DA BE713406A BE 713406 A BE713406 A BE 713406A BE 713406D A BE713406D A BE 713406DA BE 713406 A BE713406 A BE 713406A
- 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
- C08G63/785—Preparation processes characterised by the apparatus used
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62974067A | 1967-04-10 | 1967-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE713406A true BE713406A (en:Method) | 1968-08-16 |
Family
ID=24524284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE713406D BE713406A (en:Method) | 1967-04-10 | 1968-04-08 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3488382A (en:Method) |
| BE (1) | BE713406A (en:Method) |
| DE (1) | DE1768174A1 (en:Method) |
| FR (1) | FR1567318A (en:Method) |
| GB (1) | GB1231632A (en:Method) |
| SE (1) | SE343073B (en:Method) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2739957A (en) * | 1952-01-03 | 1956-03-27 | Du Pont | Production of polyethylene terephthalate using an antimony compound as catalyst |
| US2820023A (en) * | 1954-11-15 | 1958-01-14 | Du Pont | Ester interchange reaction using a lanthanum catalyst |
| US2952664A (en) * | 1955-04-11 | 1960-09-13 | Chemstrand Corp | Catalyzed process for the production of polyethylene terephthalate employing a catalyst system of manganous formate and silico tungstic acid |
| US2829153A (en) * | 1957-03-04 | 1958-04-01 | Du Pont | Continuous ester interchange process |
| BE637715A (en:Method) * | 1962-09-22 | |||
| US3268482A (en) * | 1962-09-27 | 1966-08-23 | Goodyear Tire & Rubber | Preparation of polyesters |
-
1967
- 1967-04-10 US US629740A patent/US3488382A/en not_active Expired - Lifetime
-
1968
- 1968-04-05 FR FR1567318D patent/FR1567318A/fr not_active Expired
- 1968-04-05 GB GB1231632D patent/GB1231632A/en not_active Expired
- 1968-04-08 BE BE713406D patent/BE713406A/xx unknown
- 1968-04-09 DE DE19681768174 patent/DE1768174A1/de active Pending
- 1968-04-10 SE SE4821/68A patent/SE343073B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1567318A (en:Method) | 1969-05-16 |
| GB1231632A (en:Method) | 1971-05-12 |
| SE343073B (en:Method) | 1972-02-28 |
| US3488382A (en) | 1970-01-06 |
| DE1768174A1 (de) | 1972-08-10 |