ZA728572B - Polyurethane foams - Google Patents

Polyurethane foams

Info

Publication number
ZA728572B
ZA728572B ZA728572A ZA728572A ZA728572B ZA 728572 B ZA728572 B ZA 728572B ZA 728572 A ZA728572 A ZA 728572A ZA 728572 A ZA728572 A ZA 728572A ZA 728572 B ZA728572 B ZA 728572B
Authority
ZA
South Africa
Prior art keywords
polyurethane foams
foams
polyurethane
Prior art date
Application number
ZA728572A
Other languages
English (en)
Inventor
J Fishbein
R Bell
P Conway
Original Assignee
Dunlop Ltd
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 Dunlop Ltd filed Critical Dunlop Ltd
Publication of ZA728572B publication Critical patent/ZA728572B/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
    • 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
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • 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
    • C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
    • C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate 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
    • C08G18/28—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
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

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)
ZA728572A 1971-12-08 1972-12-03 Polyurethane foams ZA728572B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5711671A GB1396300A (en) 1971-12-08 1971-12-08 Polyurethane foams

Publications (1)

Publication Number Publication Date
ZA728572B true ZA728572B (en) 1974-11-27

Family

ID=10478405

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA728572A ZA728572B (en) 1971-12-08 1972-12-03 Polyurethane foams

Country Status (6)

Country Link
AU (1) AU4973872A (de)
DE (1) DE2260179A1 (de)
FR (1) FR2162490B2 (de)
GB (1) GB1396300A (de)
NL (1) NL7216647A (de)
ZA (1) ZA728572B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2528898A1 (de) * 1975-06-28 1977-01-13 Bischofsheim Chemie Anlagen Anorganisch-organische polymere und verfahren zu ihrer herstellung
US4544678A (en) * 1984-11-19 1985-10-01 Stauffer Chemical Company Filled or extended polyurethane foam containing polyethylene glycol softening agent
US4814359A (en) * 1987-12-30 1989-03-21 Union Carbide Corporation Process for producing flexible polyurethane foam using hexahydro-S-triazine catalysts
US5177119A (en) * 1990-04-25 1993-01-05 Arco Chemical Technology, L.P. Polyurethane foams blown only with water
US5447965A (en) * 1993-06-02 1995-09-05 Imperial Chemical Industries Plc Method for the preparation of flexible polymeric foams
GB9404127D0 (en) * 1994-03-03 1994-04-20 Polyol Int Bv Process for producing a soft, flexible, hot molded poyurethane foam
CN115181239B (zh) * 2022-08-02 2023-06-02 湖北世丰新材料有限公司 一种高亲水低膨胀率聚氨酯软泡、制备方法及应用

Also Published As

Publication number Publication date
FR2162490A2 (de) 1973-07-20
FR2162490B2 (de) 1977-10-07
NL7216647A (de) 1973-06-13
DE2260179A1 (de) 1973-06-20
AU4973872A (en) 1974-06-27
GB1396300A (en) 1975-06-04

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