High density urethane foam for rim

Details High density urethane foam for rim High density urethane foam for rim

1975-12-19

1977-09-13

Jacobs, Lewis T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 25AM, C08J 900

Patent

active

040481050

ABSTRACT:
A highly reactive urethane foam for RIM to produce thin-sectioned automobile trim components having good high temperature sag performance is a quasi prepolymer system in which the polyol side is based on a relatively high molecular weight polyol combined with a known highly reactive unhindered aromatic polyamine chain extender/cross linker and with conventional short chain diols/triol extenders/cross linkers and catalysts.

REFERENCES:
patent: 3575896 (1971-04-01), Khan
patent: 3890255 (1975-06-01), VAN Leuwen et al.
patent: 3897410 (1975-07-01), Olstowski et al.
patent: 3929730 (1975-12-01), Graefe et al.

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