Polycarbonate resin composition, and optical material and optical lens each manufactured using same

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United States of America Patent

PATENT NO 9982129
SERIAL NO

15305895

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Abstract

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A polycarbonate resin composition including: a polycarbonate resin (A) which has a constitutional unit (a) represented by general formula (4); and a polycarbonate resin (B) which has a constitutional unit (b) represented by general formula (5). (In formula (4), X represents an alkylene group having 1 to 4 carbon atoms.) (In formula (5), R1 and R2 independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an alkoxyl group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxyl group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, or an aryloxy group having 6 to 20 carbon atoms; and Y represents an alkylene group having 1 to 4 carbon atoms.)

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Patent Owner(s)

  • MITSUBISHI GAS CHEMICAL COMPANY INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirakawa, Manabu Tokyo, JP 56 305
Ishihara, Kentaro Tokyo, JP 53 88
Ishizuka, Hirohito Ibaraki, JP 10 65
Kato, Noriyuki Tokyo, JP 77 236
Shiratake, Munenori Tokyo, JP 25 55

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