Patent ID: 6639021
Filing Date: 2003-10-28
Classification: C08G

Abstract:
A composition, comprising:a cyclic olefin addition copolymer which contains a recurring unit (a) shown by the following formula (1), â€ƒand a recurring unit (b) shown by the following formula (2), said composition further comprising a phosphorous acid ester compound, a hypophosphorous acid ester compound, or mixtures thereof; wherein in formula (1), A1 to A4 individually represent a hydrogen atom, a hydrocarbon group having 1-20 carbon atoms, or an alkoxysilyl group or aryloxysilyl group represented by the formula â€”(CR1R2)fSi(OR3)gR4(3-g), â€”(CR1R2)fSi(R3R4)OSi(OR3)gR4(3-g), or â€”(CR1R2)fC(O)O(CH2)hSi(OR3)gR4(3-g); wherein R1 and R2 individually represent a hydrogen atom or hydrocarbon group having 1-20 carbon atoms, R3 is an alkyl group, alkenyl group, aryl group, or cycloalkyl group, each having 10 or less carbon atoms, R4 is a hydrogen atom, halogen atom, or hydrocarbon group having 1-20 carbon atoms, f and h are an integer of 0-5, and g is an integer of 1-3, provided that at least one of A1 to A4 is an alkoxysilyl group or aryloxysilyl group, Y represents â€”CH2â€” or â€”Oâ€”, and m is 0 or 1; wherein in formula (2), B1, B2, B3, and B4 individually represent a hydrogen atom or an alkyl group, aryl group, alkenyl group, or cycloalkyl group each having 20 or less carbon atoms, a halogen atom, a halogenated hydrocarbon group, or a polar group represented by â€”(CH2)jX; wherein X represents a group â€”C(O)OR5 or â€”OC(O)R6, wherein R5 and R6 represent an alkyl group, alkenyl group, aryl group, cycloalkyl group, or derivatives of these groups, each having 20 or less carbon atoms, or halogen-substituted groups of these groups, and j is an integer of 0-5, or B1 and B2 or B3 and B4 form an alkylidenyl group in combination, or B1 and B4, B1 and B3, B2 and B3, or B2 and B4 form a cycloalkylene group or cycloalkenylene group in combination, and n is an integer of 0-2.