FR1509306A - Procédé de préparation de polyesters linéaires clairs d'un degré de blancheur élevé - Google Patents

Procédé de préparation de polyesters linéaires clairs d'un degré de blancheur élevé

Info

Publication number
FR1509306A
FR1509306A FR90699A FR90699A FR1509306A FR 1509306 A FR1509306 A FR 1509306A FR 90699 A FR90699 A FR 90699A FR 90699 A FR90699 A FR 90699A FR 1509306 A FR1509306 A FR 1509306A
Authority
FR
France
Prior art keywords
whiteness
high degree
linear polyesters
clear linear
preparing clear
Prior art date
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
Application number
FR90699A
Other languages
English (en)
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
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 Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Application granted granted Critical
Publication of FR1509306A publication Critical patent/FR1509306A/fr
Expired 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
    • 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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
    • 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)
FR90699A 1966-01-12 1967-01-11 Procédé de préparation de polyesters linéaires clairs d'un degré de blancheur élevé Expired FR1509306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH40666A CH455290A (de) 1966-01-12 1966-01-12 Verfahren zur Herstellung von klaren linearen Polyester mit hohem Weissgrad

Publications (1)

Publication Number Publication Date
FR1509306A true FR1509306A (fr) 1968-01-12

Family

ID=4186298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR90699A Expired FR1509306A (fr) 1966-01-12 1967-01-11 Procédé de préparation de polyesters linéaires clairs d'un degré de blancheur élevé

Country Status (3)

Country Link
BE (1) BE692527A (xx)
CH (1) CH455290A (xx)
FR (1) FR1509306A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4443648A1 (de) * 1994-12-08 1996-06-13 Akzo Nobel Nv Verfahren zur Herstellung von Polyestern und Copolyestern
US5684116A (en) * 1994-01-07 1997-11-04 Akzo Nobel, N.V. Titanium dioxide/silicon dioxide coprecipitates and titanium dioxide/zirconium dioxide coprecipitates as polycondensation catalysts for polyesters and copolyesters

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6346070B1 (en) 1998-12-25 2002-02-12 Mitsui Chemicals Inc Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5684116A (en) * 1994-01-07 1997-11-04 Akzo Nobel, N.V. Titanium dioxide/silicon dioxide coprecipitates and titanium dioxide/zirconium dioxide coprecipitates as polycondensation catalysts for polyesters and copolyesters
DE4443648A1 (de) * 1994-12-08 1996-06-13 Akzo Nobel Nv Verfahren zur Herstellung von Polyestern und Copolyestern
DE4443648C2 (de) * 1994-12-08 1999-01-21 Akzo Nobel Nv Verfahren zur Herstellung von Polyestern und Copolyestern

Also Published As

Publication number Publication date
CH455290A (de) 1968-06-28
BE692527A (xx) 1967-06-16

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