Manufacture of polyamide foams

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

Patent

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260 78L, C08J 914

Patent

active

040268349

ABSTRACT:
A process for the manufacture of polyamide foams by anionic polymerization of lactams, in which from 0.1 to 15% w/w tetrachloroethylene is added to the reaction mixture to be foamed. The resulting foams are very tough, even at low temperatures.

REFERENCES:
patent: 3850890 (1974-11-01), Ciaperoni

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