BE676324A - - Google Patents

Info

Publication number
BE676324A
BE676324A BE676324DA BE676324A BE 676324 A BE676324 A BE 676324A BE 676324D A BE676324D A BE 676324DA BE 676324 A BE676324 A BE 676324A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE676324A publication Critical patent/BE676324A/xx

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
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/916—Dicarboxylic acids and dihydroxy 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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
    • C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
    • 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
    • C08G63/785—Preparation processes characterised by the apparatus used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Artificial Filaments (AREA)
BE676324D 1965-02-25 1966-02-10 BE676324A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM0064312 1965-02-25

Publications (1)

Publication Number Publication Date
BE676324A true BE676324A (xx) 1966-06-16

Family

ID=7311073

Family Applications (1)

Application Number Title Priority Date Filing Date
BE676324D BE676324A (xx) 1965-02-25 1966-02-10

Country Status (4)

Country Link
AT (1) AT265646B (xx)
BE (1) BE676324A (xx)
GB (1) GB1126915A (xx)
NL (1) NL6517136A (xx)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0749999A2 (en) * 1995-06-19 1996-12-27 General Electric Company Method for polymerizing macrocyclic polyester oligomers
US6369157B1 (en) 2000-01-21 2002-04-09 Cyclics Corporation Blend material including macrocyclic polyester oligomers and processes for polymerizing the same
US6420047B2 (en) 2000-01-21 2002-07-16 Cyclics Corporation Macrocyclic polyester oligomers and processes for polymerizing the same
US6420048B1 (en) 2001-06-05 2002-07-16 Cyclics Corporation High molecular weight copolyesters from macrocyclic oligoesters and cyclic esters
US6436548B1 (en) 2000-09-12 2002-08-20 Cyclics Corporation Species modification in macrocyclic polyester oligomers, and compositions prepared thereby
US6436549B1 (en) 2001-07-16 2002-08-20 Cyclics Corporation Block copolymers from macrocyclic oligoesters and dihydroxyl-functionalized polymers
US6525164B2 (en) 2000-09-01 2003-02-25 Cyclics Corporation Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters
US6787632B2 (en) 2001-10-09 2004-09-07 Cyclics Corporation Organo-titanate catalysts for preparing pure macrocyclic oligoesters
US7666517B2 (en) 2001-06-27 2010-02-23 Cyclics Corporation Isolation, formulation, and shaping of macrocyclic oligoesters
US7750109B2 (en) 2000-09-01 2010-07-06 Cyclics Corporation Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer
US7767781B2 (en) 2000-09-01 2010-08-03 Cyclics Corporation Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3627867A (en) * 1968-09-05 1971-12-14 Du Pont Process of melt-spinning high-molecular-weight ethylene terephthalate polymer
US4983691A (en) * 1989-08-23 1991-01-08 Bridgestone/Firestone, Inc. Reduction of acidity of polyesters by melt reaction endcapping with dialkyloxylate or tetraalkyl urea
US4988777A (en) * 1989-08-23 1991-01-29 Bridgestone/Firestone, Inc. Reduction of acidity of polyesters by melt reaction endcapping with eneamines or Schiff bases
DE69025829T2 (de) * 1989-09-05 1996-07-25 Bridgestone Firestone Inc Verminderung der Azidität von Polyestern durch Verkappung der Endgruppen durch Reaktion in der Schmelze
DE102008033188A1 (de) * 2008-07-15 2010-01-21 Deutsche Institute für Textil- und Faserforschung Verfahren zur Herstellung von Copolyestern, Copolyester und Formkörper aus Copolyestern

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0749999A2 (en) * 1995-06-19 1996-12-27 General Electric Company Method for polymerizing macrocyclic polyester oligomers
EP0749999A3 (en) * 1995-06-19 1997-07-30 Gen Electric Process for the polymerization of macrocyclic polyester oligomers
US6369157B1 (en) 2000-01-21 2002-04-09 Cyclics Corporation Blend material including macrocyclic polyester oligomers and processes for polymerizing the same
US6420047B2 (en) 2000-01-21 2002-07-16 Cyclics Corporation Macrocyclic polyester oligomers and processes for polymerizing the same
US6639009B2 (en) 2000-01-21 2003-10-28 Cyclis Corporation Macrocyclic polyester oligomers and processes for polymerizing the same
US8283437B2 (en) 2000-09-01 2012-10-09 Cyclics Corporation Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom
US7767781B2 (en) 2000-09-01 2010-08-03 Cyclics Corporation Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom
US7750109B2 (en) 2000-09-01 2010-07-06 Cyclics Corporation Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer
US6525164B2 (en) 2000-09-01 2003-02-25 Cyclics Corporation Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters
US6713601B2 (en) 2000-09-12 2004-03-30 Cyclics Corporation Species modification in macrocyclic polyester oligomers, and compositions prepared thereby
US6436548B1 (en) 2000-09-12 2002-08-20 Cyclics Corporation Species modification in macrocyclic polyester oligomers, and compositions prepared thereby
US6420048B1 (en) 2001-06-05 2002-07-16 Cyclics Corporation High molecular weight copolyesters from macrocyclic oligoesters and cyclic esters
US7666517B2 (en) 2001-06-27 2010-02-23 Cyclics Corporation Isolation, formulation, and shaping of macrocyclic oligoesters
US6436549B1 (en) 2001-07-16 2002-08-20 Cyclics Corporation Block copolymers from macrocyclic oligoesters and dihydroxyl-functionalized polymers
US6787632B2 (en) 2001-10-09 2004-09-07 Cyclics Corporation Organo-titanate catalysts for preparing pure macrocyclic oligoesters

Also Published As

Publication number Publication date
NL6517136A (xx) 1966-08-26
AT265646B (de) 1968-10-25
GB1126915A (en) 1968-09-11

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