Carbonaceous foams

Details Carbonaceous foams Carbonaceous foams

1990-02-06

1991-03-12

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

502402, 502418, 502 29, 521142, 521918, 423445, 423449, 252502, C08F 3600, B01J 2026

Patent

active

049993852

ABSTRACT:
A flame-retardant polymeric foam which comprises a carbonaceous irreversibly heat set, cellular polymer derived from a stabilized polyacrylonitrile based foam.

REFERENCES:
patent: 3960770 (1976-06-01), Raley, Jr. et al.
patent: 4489913 (1984-12-01), Gurgiolo et al.
patent: 4507272 (1985-03-01), Mullen et al.
patent: 4698369 (1987-10-01), Bell
patent: 4775655 (1988-10-01), Edwards et al.
patent: 4832881 (1989-05-01), Arnold, Jr. et al.
patent: 4837076 (1989-06-01), McCullough, Jr. et al.

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