Impact modified thermoplastic molding composition

Details Impact modified thermoplastic molding composition Impact modified thermoplastic molding composition

1995-07-06

1998-03-10

Warzel, Mark L.

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...

524493, 524588, 524601, 525101, 525464, 525474, C08K 336

Patent

active

057262365

ABSTRACT:
The impact strength of a thermoplastic molding composition containing aromatic polycarbonate resin and a copolymer is improved upon the incorporation therewith of a particular silicone rubber powder. The silicone rubber powder, added at a level of about 3 to 25 percent, contains a mixture of (a) a polydiorganosiloxane and (b) finely divided silica filler.

REFERENCES:
patent: 3751519 (1973-08-01), Bostick et al.
patent: 4197384 (1980-04-01), Bialous et al.
patent: 5153238 (1992-10-01), Bilgrien et al.
patent: 5322882 (1994-06-01), Okamoto
R. Buch et al, "Silicone-Based Additives for Thermoplstic Resins Providing improved Impact Strength, Processing and Fire Retardant Synergy", (Dow Corning Corp)--Fire Retardant Chem. Assoc, Oct. 26-29, 1993.

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