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Withdrawn
Application number
FR7217493A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2137973A1 publication Critical patent/FR2137973A1/fr
Withdrawn legal-status Critical Current

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)
FR7217493A 1971-05-17 1972-05-16 Withdrawn FR2137973A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1527071 1971-05-17

Publications (1)

Publication Number Publication Date
FR2137973A1 true FR2137973A1 (enrdf_load_stackoverflow) 1972-12-29

Family

ID=10056070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217493A Withdrawn FR2137973A1 (enrdf_load_stackoverflow) 1971-05-17 1972-05-16

Country Status (7)

Country Link
AU (1) AU461829B2 (enrdf_load_stackoverflow)
CA (1) CA987829A (enrdf_load_stackoverflow)
DE (1) DE2224088A1 (enrdf_load_stackoverflow)
FR (1) FR2137973A1 (enrdf_load_stackoverflow)
GB (1) GB1348146A (enrdf_load_stackoverflow)
IT (1) IT955559B (enrdf_load_stackoverflow)
NL (1) NL7206514A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
US7501373B1 (en) 1998-10-23 2009-03-10 Toyo Boseki Kabushiki Kaisha Polymerization catalyst for polyester production, polyester, and process for producing polyester
WO2001014448A1 (fr) * 1999-08-24 2001-03-01 Toyo Boseki Kabushiki Kaisha Catalyseurs de polymerisation pour polyesters, polyesters produits avec ces catalyseurs et procede de fabrication desdits polyesters
CN1230458C (zh) 2000-01-05 2005-12-07 东洋纺织株式会社 聚酯聚合催化剂、使用该催化剂制备的聚酯以及聚酯的制备方法
CA2420958C (en) 2000-09-12 2010-01-12 Toyo Boseki Kabushiki Kaisha Polyester polymerization catalyst and polyester produced by using the same and production method of polyester
WO2002068500A1 (fr) 2001-02-23 2002-09-06 Toyo Boseki Kabushiki Kaisha Catalyseur de polymerisation pour polyester, polyester produit par le meme et procede de production de polyester

Also Published As

Publication number Publication date
NL7206514A (enrdf_load_stackoverflow) 1972-11-21
IT955559B (it) 1973-09-29
AU461829B2 (en) 1975-06-05
CA987829A (en) 1976-04-20
DE2224088A1 (enrdf_load_stackoverflow) 1972-12-14
AU4233372A (en) 1973-11-22
GB1348146A (en) 1974-03-13

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Legal Events

Date Code Title Description
ST Notification of lapse