GB1240708A - Polyurethane foams - Google Patents

Polyurethane foams

Info

Publication number
GB1240708A
GB1240708A GB3412468A GB3412468A GB1240708A GB 1240708 A GB1240708 A GB 1240708A GB 3412468 A GB3412468 A GB 3412468A GB 3412468 A GB3412468 A GB 3412468A GB 1240708 A GB1240708 A GB 1240708A
Authority
GB
United Kingdom
Prior art keywords
skin
foam
core
polyol
centimetres
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
GB3412468A
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn 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 Upjohn Co filed Critical Upjohn Co
Publication of GB1240708A publication Critical patent/GB1240708A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
GB3412468A 1967-07-31 1968-07-17 Polyurethane foams Expired GB1240708A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65734867A 1967-07-31 1967-07-31

Publications (1)

Publication Number Publication Date
GB1240708A true GB1240708A (en) 1971-07-28

Family

ID=24636791

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3412468A Expired GB1240708A (en) 1967-07-31 1968-07-17 Polyurethane foams

Country Status (4)

Country Link
JP (1) JPS5529082B1 (de)
DE (1) DE1769886B2 (de)
FR (1) FR1575243A (de)
GB (1) GB1240708A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51145597A (en) * 1975-06-09 1976-12-14 Asahi Denka Kogyo Kk Preparation of highly elastic polyurethane foam
JPS5257296A (en) * 1975-11-06 1977-05-11 Toyo Tire & Rubber Co Ltd Polyurethane elastomers with reduced temperature dependence
JPS52128997A (en) * 1976-03-12 1977-10-28 Prb Sa Process for producing polyurethane with outer skin layer

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE758609A (fr) * 1969-11-06 1971-04-16 Bayer Ag Procede de preparation de corps moules en matieres mousses
US3939106A (en) * 1973-03-20 1976-02-17 Union Carbide Corporation Energy absorbing polyurethane-polyurea cellular elastomers
GB1422056A (en) * 1973-05-29 1976-01-21 Ici Ltd Polyurethane foams
DE2513817C3 (de) * 1975-03-27 1986-11-13 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Schaumstoff-Formkörpern kompakter Randzone und zelligem Kern
DE3226818C2 (de) * 1982-07-17 1985-11-28 Phoenix Ag, 2100 Hamburg Verfahren zum Herstellen von Integralschaumformkörpern
DE3303993C3 (de) * 1983-02-05 1996-04-11 Btf Textilwerke Gmbh & Co Kg Elastische Einlage für Badewannen, Duschbecken und dgl. sowie Verfahren zu ihrer Herstellung
JPH07102583B2 (ja) * 1990-06-12 1995-11-08 豊田合成株式会社 ポリウレタン発泡体の成形方法及び成形装置
US5633289A (en) * 1993-03-16 1997-05-27 Toyoda Gosei Co., Ltd. Process for molding an integral skin foam and a polyurethane material for molding the same
JPH06287266A (ja) * 1993-03-31 1994-10-11 Toyoda Gosei Co Ltd 成形用ポリウレタン材料
JP2982564B2 (ja) * 1993-06-19 1999-11-22 豊田合成株式会社 インテグラルスキンフォームの成形方法
DE4434604B4 (de) * 1994-09-28 2005-03-03 Basf Ag Verfahren zur Herstellung von fluorchlorkohlenwasserstofffreien, Urethangruppen enthaltenden Formkörpern mit einem zelligen Kern und einer verdichteten Randzone

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51145597A (en) * 1975-06-09 1976-12-14 Asahi Denka Kogyo Kk Preparation of highly elastic polyurethane foam
JPS544757B2 (de) * 1975-06-09 1979-03-09
JPS5257296A (en) * 1975-11-06 1977-05-11 Toyo Tire & Rubber Co Ltd Polyurethane elastomers with reduced temperature dependence
JPS542680B2 (de) * 1975-11-06 1979-02-10
JPS52128997A (en) * 1976-03-12 1977-10-28 Prb Sa Process for producing polyurethane with outer skin layer
JPS5415599B2 (de) * 1976-03-12 1979-06-15

Also Published As

Publication number Publication date
DE1769886A1 (de) 1971-02-18
FR1575243A (de) 1969-07-18
JPS5529082B1 (de) 1980-08-01
DE1769886B2 (de) 1977-06-02

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