FR2137973A1 - - Google Patents
Info
- Publication number
- FR2137973A1 FR2137973A1 FR7217493A FR7217493A FR2137973A1 FR 2137973 A1 FR2137973 A1 FR 2137973A1 FR 7217493 A FR7217493 A FR 7217493A FR 7217493 A FR7217493 A FR 7217493A FR 2137973 A1 FR2137973 A1 FR 2137973A1
- 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- Withdrawn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
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1527071 | 1971-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2137973A1 true FR2137973A1 (en) | 1972-12-29 |
Family
ID=10056070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7217493A Withdrawn FR2137973A1 (en) | 1971-05-17 | 1972-05-16 |
Country Status (7)
| Country | Link |
|---|---|
| AU (1) | AU461829B2 (en) |
| CA (1) | CA987829A (en) |
| DE (1) | DE2224088A1 (en) |
| FR (1) | FR2137973A1 (en) |
| GB (1) | GB1348146A (en) |
| IT (1) | IT955559B (en) |
| NL (1) | NL7206514A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2103420A1 (en) | 1992-12-22 | 1994-06-23 | Eileen B. Walsh | Stabilization of low molecular weight polybutylene terephthalate/polyester blends with phosphorus compounds |
| EP1153953B1 (en) | 1998-10-23 | 2008-11-05 | Toyo Boseki Kabushiki Kaisha | Polymerization catalyst for polyester production, polyester, and process for producing polyester |
| ATE283882T1 (en) | 1999-08-24 | 2004-12-15 | Toyo Boseki | POLYMERIZATION CATALYSTS FOR POLYESTER, POLYESTERS PRODUCED THEREFROM AND METHOD FOR PRODUCING POLYESTER |
| AU2402401A (en) | 2000-01-05 | 2001-07-16 | Toyo Boseki Kabushiki Kaisha | Polymerization catalyst for polyesters, polyesters produced with the same and process for producing polyesters |
| WO2002022707A1 (en) | 2000-09-12 | 2002-03-21 | Toyo Boseki Kabushiki Kaisha | Polymerization catalyst for polyester, polyester produced with the same, and process for producing polyester |
| KR100748290B1 (en) | 2001-02-23 | 2007-08-09 | 토요 보세키 가부시기가이샤 | Polymerization catalyst for polyester, polyester produced with the same, and process for producing polyester |
-
1971
- 1971-05-17 GB GB1348146D patent/GB1348146A/en not_active Expired
-
1972
- 1972-05-15 NL NL7206514A patent/NL7206514A/xx not_active Application Discontinuation
- 1972-05-16 FR FR7217493A patent/FR2137973A1/fr not_active Withdrawn
- 1972-05-16 IT IT2440872A patent/IT955559B/en active
- 1972-05-16 AU AU42333/72A patent/AU461829B2/en not_active Expired
- 1972-05-17 CA CA142,631A patent/CA987829A/en not_active Expired
- 1972-05-17 DE DE19722224088 patent/DE2224088A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2224088A1 (en) | 1972-12-14 |
| AU461829B2 (en) | 1975-06-05 |
| GB1348146A (en) | 1974-03-13 |
| NL7206514A (en) | 1972-11-21 |
| AU4233372A (en) | 1973-11-22 |
| IT955559B (en) | 1973-09-29 |
| CA987829A (en) | 1976-04-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |