Patent ID: 6365654
Filing Date: 2002-04-02
Classification: C08K

Abstract:
A transparent resin composition with near infrared absorption characteristics which comprises 100 parts by weight of a transparent thermoplastic resin, from about 0.01 to about 2 parts by weight of a copper dithiocarbamate compound of the general formula (D): in which R6 and R7 are monovalent groups which may be the same or different, selected from the group consisting of hydrogen, alkyl, cycloalkyl, aryl, aralkyl, and 5- or 6-membered heterocyclic groups, each of which may contain one or more substituents, or form together a ring, and from about 0 to about 2 parts by weight of a copper compound of the general formula (C):XqCuâ€ƒâ€ƒ(C) in which X is sulfur, fluorine, chlorine, â€”CN, phthalocyanyl, sodium chlorophyllin, bisacetylacetate or R5â€”Y (wherein R5 is a monovalent group selected from the group consisting of hydrogen, alkyl, cycloalkyl, aryl, aralkyl, and heterocyclic group, each of which may contain one or more substituents, and Y is â€”COO, â€”SO4, â€”SO3, â€”PO4 or â€”O), and q is 1 or 2.