C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
403/58
C08J 9/06 (2006.01) C08G 73/12 (2006.01)
Patent
CA 1041250
MIXTURES CONTAINING PREPOLYMERS, WHICH CAN BE CONVERTED TO HEAT-RESISTANT FOAMED PLASTICS Abstract of the Disclosure A mixture which can be converted to a heat-resistant foamed plastic and which contains a solid blowing agent, a thermoplastic prepolymer of a polyimide of an unsaturated acid an azomethine and a polyamine. On warming, the mixture gives a foamed plastic of high heat resistance and good resistance to chemicals.
217867
Haug Theobald
Kiefer Jurg
Schmitter Andre
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