Nylon foam

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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Details

521134, 521183, 521189, 525420, C08J 930

Patent

active

044422342

ABSTRACT:
A nylon foam product produced by frothing in an intensive mixer a reaction mixture of catalyst, caprolactam and polyol prepolymer in the presence of a surfactant and gaseous frothing agent.

REFERENCES:
patent: 3060135 (1962-10-01), Becke et al.
patent: 3600336 (1971-08-01), Okada et al.
patent: 4022719 (1977-05-01), Okuyama et al.
patent: 4026834 (1977-05-01), Cordes et al.
patent: 4028287 (1977-06-01), Sato et al.

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