CA1320772C - Neutralization of polyalkylene carbonate polyols for polyurethane prepolymer synthesis - Google Patents

Neutralization of polyalkylene carbonate polyols for polyurethane prepolymer synthesis

Info

Publication number
CA1320772C
CA1320772C CA000558306A CA558306A CA1320772C CA 1320772 C CA1320772 C CA 1320772C CA 000558306 A CA000558306 A CA 000558306A CA 558306 A CA558306 A CA 558306A CA 1320772 C CA1320772 C CA 1320772C
Authority
CA
Canada
Prior art keywords
acid
prepolymer
polyalkylene carbonate
pac
polyol
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 - Fee Related
Application number
CA000558306A
Other languages
English (en)
French (fr)
Inventor
Anthony W. Mancusi, Iii
Samuel J. Washington
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of CA1320772C publication Critical patent/CA1320772C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/44Polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/089Reaction retarding agents
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/36Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/41Compounds containing sulfur bound to oxygen
    • C08K5/42Sulfonic acids; Derivatives thereof

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA000558306A 1987-02-17 1988-02-05 Neutralization of polyalkylene carbonate polyols for polyurethane prepolymer synthesis Expired - Fee Related CA1320772C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1495487A 1987-02-17 1987-02-17
US014,954 1987-02-17

Publications (1)

Publication Number Publication Date
CA1320772C true CA1320772C (en) 1993-07-27

Family

ID=21768761

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000558306A Expired - Fee Related CA1320772C (en) 1987-02-17 1988-02-05 Neutralization of polyalkylene carbonate polyols for polyurethane prepolymer synthesis

Country Status (6)

Country Link
EP (1) EP0363360A4 (de)
JP (1) JPH02501830A (de)
AU (1) AU605240B2 (de)
BR (1) BR8807361A (de)
CA (1) CA1320772C (de)
WO (1) WO1988006150A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE590131T1 (de) * 1992-03-24 1994-12-22 Dow Chemical Co Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.
TWI761404B (zh) * 2016-12-19 2022-04-21 德商科思創德意志股份有限公司 製備具有低反應性(環)脂族聚碳酸酯多元醇之方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3770793A (en) * 1970-05-15 1973-11-06 American Cyanamid Co Aminium and dimonium salts used as polymerization inhibitors of diallyl digylcol carbonate
US4448727A (en) * 1976-03-22 1984-05-15 General Electric Company Color-stabilized halobisphenolethylene polycarbonates
AU536979B2 (en) * 1982-04-26 1984-05-31 Ppg Industries, Inc. Polyol(allyl carbonate) composition
DE3231397A1 (de) * 1982-08-24 1984-03-01 Bayer Ag, 5090 Leverkusen Verwendung von carbonylverbindungen und/oder heteroanalogen carbonylverbindungen als stabilisierungsmittel fuer pyrokohlensaeuredialkylester enthaltende loesungen und, die genannten verbindungen enthaltende, polyisocyanat-zubereitungen
US4528364A (en) * 1984-04-19 1985-07-09 The Dow Chemical Company Removal of alkaline catalysts from polyether polyols and polyalkylene carbonate polyols
US4814428A (en) * 1987-06-04 1989-03-21 General Electric Company Method of increasing the thermal stability of cyclic carbonate oligomers

Also Published As

Publication number Publication date
EP0363360A1 (de) 1990-04-18
EP0363360A4 (de) 1990-06-27
AU605240B2 (en) 1991-01-10
WO1988006150A1 (en) 1988-08-25
AU1149888A (en) 1988-08-18
BR8807361A (pt) 1990-03-01
JPH02501830A (ja) 1990-06-21

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Legal Events

Date Code Title Description
MKLA Lapsed