Plural liquid pack type, heat-curable...

Details Plural liquid pack type, heat-curable... Plural liquid pack type, heat-curable...

C - Chemistry, Metallurgy

08

G

C08G 18/28 (2006.01) B29C 45/00 (2006.01) C08G 18/16 (2006.01) C08G 18/18 (2006.01) C08G 18/40 (2006.01) C08G 18/58 (2006.01)

Patent

CA 2047301

PLURAL LIQUID PACK TYPE, HEAT-CURABLE POLYISOCYANATE-POLYOL-POLYEPOXY RESIN COMPOSITION AND PROCESS FOR PRODUCING A SHAPED RESIN ARTICLE THEREFROM ABSTRACT OF THE DISCLOSURE A plural liquid pack type resin composition useful for producing a shaped resin article having an enhanced heat resistance, mechanical strength and machinability, comprises a first resinous individual component (A) comprising a polyisocyanate compound and a second resinous individual component (B) comprising a mixture of a polyol compound with a polyepoxy compound and a curing agent, or an individual sub-component (i) comprising a mixture of a polyol compound and a polyepoxy compounds and another individual sub-compo- nent (ii) comprising a mixture of the polyol compound with a curing agent, in which composition the polyol compound is contained in an amount of 10 to 40 equiva- lents of the hydroxyl group, the polyepoxy compound is contained in an amount of 5 to 20 equivalents of the epoxy group, and the total equivalent amount of the hydroxyl group and the epoxy groups is 15 to 45 equivalents per 100 equivalents of the isocyanate groups of the polyisocyanate compounds.

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