Flame retardant, halogen free aromatic polycarbonate copolymer b

Details Flame retardant, halogen free aromatic polycarbonate copolymer b Flame retardant, halogen free aromatic polycarbonate copolymer b

1989-08-28

1991-02-26

Hoke, Veronica P.

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...

524266, 524268, C08K 554

Patent

active

049962558

ABSTRACT:
Flame retardant halogen-free aromatic polycarbonate copolymer blends are provided of certain triarylsilicon materials, such as hexaphenyldisiloxane with an aromatic polycarbonate copolymer which includes polyester carbonates having condensed silphenylenecarbonyl units. The aromatic polycarbonate blends can be injection molded at thicknesses of 1/16" to provide thermoplastics capable of satisfying the V-O requirements of the UL-94 test.

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