Organic sulfide stabilized polymeric engineering resins

Details Organic sulfide stabilized polymeric engineering resins Organic sulfide stabilized polymeric engineering resins

C - Chemistry, Metallurgy

08

L

6/67, 400/7008

C08L 1/10 (2006.01) C08K 5/372 (2006.01) C08L 25/08 (2006.01) C08L 59/00 (2006.01) C08L 67/00 (2006.01) C08L 69/00 (2006.01) C08L 77/00 (2006.01)

Patent

CA 2027830

ORGANIC SULFIDE STABILISED POLYMERIC ENGINEERING RESINS ABSTRACT OF THE DISCLOSURE The present invention is directed to a composition comprising a polymeric engineering resin selected from the group consisting of polycarbonates, polyaryleters, polyamides, polyesters, polyacetals, polyaryl sulfides, cellulose esters and styrene copolymers; and an amount of an organic sulfide antioxidant sufficient to stabilize the resin against oxidative or thermal degradation during processing and use, the organic sulfide antioxidant being represented by Formula I, II, or III: Image (I) Image (II) Image (III) wherein m, n, R, R1, R2, R3, R5, R6, R7 and R8 are as set forth in the Summary of the Invention.

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