FR2124352A1 - - Google Patents
Info
- Publication number
- FR2124352A1 FR2124352A1 FR7203330A FR7203330A FR2124352A1 FR 2124352 A1 FR2124352 A1 FR 2124352A1 FR 7203330 A FR7203330 A FR 7203330A FR 7203330 A FR7203330 A FR 7203330A FR 2124352 A1 FR2124352 A1 FR 2124352A1
- 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.)
- Withdrawn
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
- C08G63/87—Non-metals or inter-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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11173071A | 1971-02-01 | 1971-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2124352A1 true FR2124352A1 (fr) | 1972-09-22 |
Family
ID=22340145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7203330A Withdrawn FR2124352A1 (fr) | 1971-02-01 | 1972-02-01 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3701757A (fr) |
DE (1) | DE2203683A1 (fr) |
FR (1) | FR2124352A1 (fr) |
IT (1) | IT948988B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3984379A (en) * | 1971-12-06 | 1976-10-05 | Teijin Limited | Process for preparation of polyesters |
JPS608695B2 (ja) * | 1977-01-26 | 1985-03-05 | 帝人株式会社 | ポリエステルの製造法 |
US4289871A (en) * | 1980-03-27 | 1981-09-15 | Allied Chemical Corporation | Method to increase reactor capacity for polycondensation of polyesters |
-
1971
- 1971-02-01 US US111730A patent/US3701757A/en not_active Expired - Lifetime
-
1972
- 1972-01-27 DE DE19722203683 patent/DE2203683A1/de active Pending
- 1972-02-01 IT IT67298/72A patent/IT948988B/it active
- 1972-02-01 FR FR7203330A patent/FR2124352A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT948988B (it) | 1973-06-11 |
DE2203683A1 (de) | 1972-08-17 |
US3701757A (en) | 1972-10-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |