Patent ID: 6790888
Filing Date: 2004-09-14
Classification: C08K

Abstract:
An article of manufacture comprising:(A) a composition consisting of: (1) a thermoplastic resin; and (2) a stabilizing amount of: (a) a first stabilizer selected from the group consisting of metal dithiocarbamate salts of the structure wherein M is a divalent, trivalent, or tetravalent metal, X is an integer of from 2 to 4 that equals the valence of M, and the moiety â€ƒis the residue of any secondary amine that will react with carbon disulfide to form a dithiocarbamate; (b) a second stabilizer selected from the group consisting of 2,2â€²-oxamidobis{ethyl-3-(3,5-di-t-butyl-4-hydroxyphenyl)propionate} and 1,2-bis(3,5-di-t-butyl-4-hydroxyhydrocinnamoyl)hydrazine; and, optionally, (c) a third stabilizer selected from the group consisting of sterically hindered phenols; and (B) a member selected from the group consisting of metallic copper, metallic cobalt, and metallic manganese, in direct contact with said composition.