AU2191370A - Improvements in or relating to block polyesters - Google Patents

Improvements in or relating to block polyesters

Info

Publication number
AU2191370A
AU2191370A AU21913/70A AU2191370A AU2191370A AU 2191370 A AU2191370 A AU 2191370A AU 21913/70 A AU21913/70 A AU 21913/70A AU 2191370 A AU2191370 A AU 2191370A AU 2191370 A AU2191370 A AU 2191370A
Authority
AU
Australia
Prior art keywords
relating
block polyesters
polyesters
block
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
AU21913/70A
Inventor
Klaus Konig Erwin Muller Wolf Dieter Wirth
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of AU2191370A publication Critical patent/AU2191370A/en
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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
    • C08G18/4286—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones prepared from a combination of hydroxycarboxylic acids and/or lactones with polycarboxylic acids or ester forming derivatives thereof 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/44—Polycarbonates
    • 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
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides
    • 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
    • C08G63/64—Polyesters containing both carboxylic ester groups and carbonate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Polyesters Or Polycarbonates (AREA)
AU21913/70A 1969-11-06 1970-11-05 Improvements in or relating to block polyesters Expired AU2191370A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691955902 DE1955902A1 (en) 1969-11-06 1969-11-06 New polyesters with hydroxyl end groups, a process for their production and their use in the production of polyurethane plastics
DEDE819559 1969-11-06

Publications (1)

Publication Number Publication Date
AU2191370A true AU2191370A (en) 1972-05-11

Family

ID=5750337

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21913/70A Expired AU2191370A (en) 1969-11-06 1970-11-05 Improvements in or relating to block polyesters

Country Status (5)

Country Link
AU (1) AU2191370A (en)
BE (1) BE758611A (en)
DE (1) DE1955902A1 (en)
FR (1) FR2082969A5 (en)
NL (1) NL7016080A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11059934B2 (en) 2016-12-19 2021-07-13 Covestro Deutschland Ag Process for producing (cyclo)aliphatic polycarbonate polyols having low reactivity

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162654A (en) * 1982-03-19 1983-09-27 Toyobo Co Ltd Polyester-type block copolymer composition
FR2713231B1 (en) * 1993-11-29 1996-03-08 Micronyl Wedco Process for upgrading mixtures of PVC / PET plastics, and product obtained.
IT1290857B1 (en) * 1996-12-19 1998-12-14 Enichem Spa PROCESS FOR THE PREPARATION OF DIOL COPOLYESTER POLYCARBONATES
DE10156896A1 (en) 2001-11-20 2003-05-28 Bayer Ag Use of catalysts for the production of aliphatic oligocarbonate polyols
DE10321149A1 (en) 2003-05-12 2004-12-02 Bayer Materialscience Ag Ytterbium (III) acetylacetonate as a catalyst for the production of aliphatic oligocarbonate polyols
DE102005018691A1 (en) 2005-04-22 2006-10-26 Bayer Materialscience Ag Low viscosity oligocarbonate polyols

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11059934B2 (en) 2016-12-19 2021-07-13 Covestro Deutschland Ag Process for producing (cyclo)aliphatic polycarbonate polyols having low reactivity

Also Published As

Publication number Publication date
FR2082969A5 (en) 1971-12-10
BE758611A (en) 1971-04-16
NL7016080A (en) 1971-05-10
DE1955902A1 (en) 1971-05-13

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