Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1981-06-23
1982-07-06
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521165, 528 71, 528 72, C08G 1814
Patent
active
043384129
ABSTRACT:
The present invention is directed to intumescent compositions, which may be foamed, obtained by reacting:
REFERENCES:
patent: 2907746 (1959-10-01), Greenlee
patent: 3684754 (1972-08-01), Barie, Jr. et al.
patent: 4258141 (1981-03-01), Janre et al.
Bayer Aktiengesellschaft
Gil Joseph C.
Harsh Gene
Welsh Maurice J.
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