Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1984-03-02
1984-10-16
Jacobs, Lewis T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524606, C08K 330
Patent
active
044776209
ABSTRACT:
A shaped polyimide article is disclosed having finely divided barium sulfate as an additive which lowers the limiting oxygen index in combustion and substantially eliminates ash as a combustion product.
REFERENCES:
patent: 4224214 (1980-09-01), Chen
patent: 4410648 (1983-10-01), Kato et al.
patent: 4419472 (1983-12-01), Berner et al.
E. I. Du Pont de Nemours and Company
Jacobs Lewis T.
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