FR1571742A - - Google Patents
Info
- Publication number
- FR1571742A FR1571742A FR1571742DA FR1571742A FR 1571742 A FR1571742 A FR 1571742A FR 1571742D A FR1571742D A FR 1571742DA FR 1571742 A FR1571742 A FR 1571742A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64895167A | 1967-06-26 | 1967-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1571742A true FR1571742A (enExample) | 1969-06-20 |
Family
ID=24602885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1571742D Expired FR1571742A (enExample) | 1967-06-26 | 1968-06-25 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3496145A (enExample) |
| DE (1) | DE1770702A1 (enExample) |
| ES (1) | ES354700A1 (enExample) |
| FR (1) | FR1571742A (enExample) |
| GB (1) | GB1212420A (enExample) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2437232A (en) * | 1943-10-15 | 1948-03-02 | Resinous Prod & Chemical Co | Stabilization of polyesters from dihydric alcohols and both saturated and unsaturated dicarboxylic acids |
| NL266997A (enExample) * | 1961-07-06 |
-
1967
- 1967-06-26 US US648951A patent/US3496145A/en not_active Expired - Lifetime
-
1968
- 1968-04-17 GB GB08204/68A patent/GB1212420A/en not_active Expired
- 1968-06-05 ES ES354700A patent/ES354700A1/es not_active Expired
- 1968-06-25 FR FR1571742D patent/FR1571742A/fr not_active Expired
- 1968-06-25 DE DE19681770702 patent/DE1770702A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES354700A1 (es) | 1970-02-16 |
| US3496145A (en) | 1970-02-17 |
| GB1212420A (en) | 1970-11-18 |
| DE1770702A1 (de) | 1971-11-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |