Production of ignition-retardant polymers

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...

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524505, 524411, 525 89, 525901, 525 71, C08L 5302, C08J 322

Patent

active

044670664

ABSTRACT:
The impact strength of ignition retardant styrenic polymers is improved by incorporating a thermoplastic elastomeric radial block copolymer and a non-thermoplastic polydiene elastomer during the polymerization of the styrenic monomer.

REFERENCES:
patent: 4000114 (1976-12-01), Gordon et al.
patent: 4039629 (1977-08-01), Himes et al.
patent: 4117035 (1978-09-01), Lawrence et al.
patent: 4267283 (1981-05-01), Whitehead
Feniak to CIC/SPE Meeting, Mississauga, Ontario, Nov. 5, 1981.

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