THERMOPLASTIC WEAR RESISTANT COMPOSITIONS, METHODS OF MANUFACTURE THEREOF AND ARTICLES CONTAINING THE SAME

Disclosed herein is a composition comprising a polycarbonate resin; a polycarbonate-polysiloxane copolymer; and an anhydride modified polyolefin. Disclosed herein too is a composition comprising a blend of a polycarbonate resin with a polycarbonate-polysiloxane copolymer; and an anhydride modified p...

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Bibliographische Detailangaben
Hauptverfasser: HUANG, HUA LOTUS, CONT, NICOLA
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Disclosed herein is a composition comprising a polycarbonate resin; a polycarbonate-polysiloxane copolymer; and an anhydride modified polyolefin. Disclosed herein too is a composition comprising a blend of a polycarbonate resin with a polycarbonate-polysiloxane copolymer; and an anhydride modified polyethylene, wherein the composition has a wear factor of less than or equal to about 350 in5min/ftlb-hr and an impact strength of greater than or equal to about 500 joules per meter, and wherein the wear factor is measured according to the formula: Wear Factor=[(6.1x108)(W)][(PxV)x(D)x(T)] where P is the applied pressure in pounds per square inch and V is the velocity in feet per minute, W is the weight loss in grams, D is the density in grams per cubic centimeter and T represents 100 hours.