GB1381222A - Process for the production of polyurethane foams - Google Patents

Process for the production of polyurethane foams

Info

Publication number
GB1381222A
GB1381222A GB2202373A GB2202373A GB1381222A GB 1381222 A GB1381222 A GB 1381222A GB 2202373 A GB2202373 A GB 2202373A GB 2202373 A GB2202373 A GB 2202373A GB 1381222 A GB1381222 A GB 1381222A
Authority
GB
United Kingdom
Prior art keywords
group
formula
polyurethane foams
alkyl
carbon atoms
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
GB2202373A
Other languages
English (en)
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 GB1381222A publication Critical patent/GB1381222A/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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3823—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
    • 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

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)
GB2202373A 1972-05-13 1973-05-09 Process for the production of polyurethane foams Expired GB1381222A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722223484 DE2223484A1 (de) 1972-05-13 1972-05-13 Verfahren zur herstellung von halbharten polyurethanschaumstoffen

Publications (1)

Publication Number Publication Date
GB1381222A true GB1381222A (en) 1975-01-22

Family

ID=5844848

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2202373A Expired GB1381222A (en) 1972-05-13 1973-05-09 Process for the production of polyurethane foams

Country Status (7)

Country Link
JP (1) JPS4961292A (sv)
BE (1) BE799412A (sv)
DE (1) DE2223484A1 (sv)
ES (1) ES414705A1 (sv)
FR (1) FR2184773A1 (sv)
GB (1) GB1381222A (sv)
NL (1) NL7306538A (sv)

Also Published As

Publication number Publication date
DE2223484A1 (de) 1973-11-22
ES414705A1 (es) 1976-02-01
NL7306538A (sv) 1973-11-15
FR2184773A1 (sv) 1973-12-28
BE799412A (fr) 1973-11-12
JPS4961292A (sv) 1974-06-13

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees