BE581170A - - Google Patents
Info
- Publication number
- BE581170A BE581170A BE581170DA BE581170A BE 581170 A BE581170 A BE 581170A BE 581170D A BE581170D A BE 581170DA BE 581170 A BE581170 A BE 581170A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
-
- 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
- C08G63/78—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)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US753435A US3072612A (en) | 1958-08-06 | 1958-08-06 | Uranium compounds as catalysts in a process for preparing esters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE581170A true BE581170A (no) | 1959-11-16 |
Family
ID=29737221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE581170D BE581170A (no) | 1958-08-06 | 1959-07-29 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3072612A (no) |
| BE (1) | BE581170A (no) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1011564A (en) * | 1961-09-02 | 1965-12-01 | Hoechst Ag | Process for the manufacture of linear polyesters |
| US3457239A (en) * | 1967-01-20 | 1969-07-22 | Fmc Corp | Process of preparing polyethylene terephthalate using lead fluoride as transesterification catalyst and as condensation catalyst |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1897977A (en) * | 1922-12-26 | 1933-02-14 | Ellis Foster Co | Artificial resin from glycerol and the like |
| US2197855A (en) * | 1932-04-07 | 1940-04-23 | Ellis Foster Co | Resin and method of making same |
| US2195362A (en) * | 1936-05-21 | 1940-03-26 | Ellis Foster Co | Glycol-maleic acid resin and process of making same |
| US2206022A (en) * | 1937-11-02 | 1940-07-02 | Dow Chemical Co | Polymerization of vinylidene chloride |
| US2585223A (en) * | 1949-08-06 | 1952-02-12 | Eastman Kodak Co | Process for preparing beta-lactones employing a uranyl salt catalyst |
-
1958
- 1958-08-06 US US753435A patent/US3072612A/en not_active Expired - Lifetime
-
1959
- 1959-07-29 BE BE581170D patent/BE581170A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3072612A (en) | 1963-01-08 |