Impact modified thermoplastic polyester molding composition

Details Impact modified thermoplastic polyester molding composition Impact modified thermoplastic polyester molding composition

1995-07-06

1998-03-03

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, C08K 336

Patent

active

057235287

ABSTRACT:
The impact strength of a thermoplastic molding composition containing polyalkylene terephthalate resin is improved upon the incorporation therewith of a particular silicone rubber powder. The silicone rubber powder, added at a level of about 8 to 25 percent, contains a mixture of (a) a polydiorganosiloxane and (b) finely divided silica filler.

REFERENCES:
patent: 2901466 (1959-08-01), Kibler et al.
patent: 5153238 (1992-10-01), Bilgrien et al.
R. Buch et al, "Silicone-Bsed Additives for Thermoplastic Resins Providing improved Impact Strength, Process and Fire Retardant Synergy", (Dow Corning Corp), Fire Retardant Chem. Assoc., Oct. 26-29, 1993.

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