Process for producing flame-resistant foam resins

Details Process for producing flame-resistant foam resins Process for producing flame-resistant foam resins

1979-10-24

1981-03-24

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521112, 521163, C08G 1814

Patent

active

042581397

ABSTRACT:
A process for producing flame-resistant foam resins is disclosed. The flame-resistant foam resin is produced by reacting an organic polyisocyanate with urea.

REFERENCES:
patent: 3143517 (1964-08-01), Heiss
patent: 3563957 (1971-02-01), Beebe
patent: 3717597 (1973-02-01), Hesskamp et al.

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