UV stabilized polycarbonate resins
AssigneeGeneral Electric Company
InventorTa-Yen Ching
Life of this patent
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Abstract
Polycarbonate resins can be rendered resistant to ultraviolet light by chain-stopping the resins with certain cyanoacrylate moieties.
Claims5
A UV-stable aromatic polycarbonate resin chain-stopped with a grouping having the formula ##STR12## where X is a divalent saturated alkylene or alkylidene radical of the C.sub.1 -C.sub.10 series.
A UV-stable aromatic polycarbonate resin chain-stopped with a grouping having the formula ##STR13##
A UV-stable aromatic polycarbonate resin chain-stopped with a grouping having the formula ##STR14##
A UV-stable aromatic polycarbonate resin chain-stopped with a grouping having the formula ##STR15##
A UV-stable polycarbonate resin corresponding to the formula ##STR16## where p is a whole number greater than 1.
Dependencies are inferred from the claim text.