Global Patent Index - EP 0297519 A1

EP 0297519 A1 19890104 - Process for the preparation of integral skin polyurethane steering wheels.

Title (en)

Process for the preparation of integral skin polyurethane steering wheels.

Title (de)

Verfahren zur Herstellung von Lenkrädern aus Polyurethanintegralschaum.

Title (fr)

Procédé de préparation de volants de mousse à peau intégrale de polyuréthane.

Publication

EP 0297519 A1 19890104 (DE)

Application

EP 88110328 A 19880629

Priority

US 6891887 A 19870701

Abstract (en)

The integral skin polyurethane steering wheel is prepared by reacting (a) a mixture of a graft polymer dispersion in a polyol or a polyol mixture (b) an organic polyisocyanate selected from the group consisting of an isocyanate prepolymer prepared by reacting 4,4 min -diphenylmethane diisocyanate with a mixture of dipropylene glycol and a polyoxypropylene glycol having a molecular weight of about 420, a polymeric polymethylene polyphenylene polyisocyanate containing about 55 weight percent diphenylmethane diisocyanate, a 1:1 mixture of 2,4 min - and 4,4 min -diphenylmethane diisocyanate and mixtures thereof, (c) a blowing agent, (d) a chain extender, and (e) a catalyst, surfactant and optionally flame retardants, fillers U.V. absorbers and other additives.

IPC 1-7

C08G 18/12; C08G 18/63; C08G 18/76

IPC 8 full level

B29C 39/00 (2006.01); C08G 18/63 (2006.01); C08G 18/65 (2006.01); C08G 18/72 (2006.01); C08G 18/76 (2006.01); C08G 18/79 (2006.01); C08G 18/80 (2006.01); C08J 9/04 (2006.01); C08L 75/00 (2006.01); C08L 75/04 (2006.01); B29K 75/00 (2006.01); B29K 105/04 (2006.01); B29L 31/30 (2006.01)

CPC (source: EP KR US)

C08G 18/63 (2013.01 - EP US); C08G 18/632 (2013.01 - EP US); C08G 18/635 (2013.01 - EP US); C08G 18/65 (2013.01 - EP US); C08G 18/7664 (2013.01 - EP US); C08G 18/8019 (2013.01 - EP US); C08J 9/00 (2013.01 - KR); C08G 2110/0025 (2021.01 - EP US); C08G 2110/0033 (2021.01 - EP US); C08G 2110/0066 (2021.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

DE ES FR GB IT SE

DOCDB simple family (publication)

EP 0297519 A1 19890104; AU 1822188 A 19890105; AU 603228 B2 19901108; CA 1299320 C 19920421; JP S6438415 A 19890208; KR 890002300 A 19890410; MX 12038 A 19931201; PT 87873 A 19890630; US 4994502 A 19910219

DOCDB simple family (application)

EP 88110328 A 19880629; AU 1822188 A 19880621; CA 566495 A 19880511; JP 15660088 A 19880624; KR 880007774 A 19880625; MX 1203888 A 19880624; PT 8787388 A 19880629; US 6891887 A 19870701