Title:
ポリカーボネート樹脂および光学部材
Document Type and Number:
Japanese Patent JP4525881
Kind Code:
B2
Abstract:
A polycarbonate resin obtained by reaction of (A) a bisphenol compound having a fluorene structure, (B) a bisphenol compound having a polysiloxane structure, (C) other specific bisphenol compound and a carbonic acid ester-forming compound, wherein an amount of (A) bisphenol compound is 30 to 80 % by weight to total amount of (A) bisphenol compound and (B) bisphenol compound,and an amount of (C) bisphenol compound is 1 to 80 % by weight to total amount of (A) bisphenol compound, (B) bisphenol. compound and (C) bisphenol compound,and an intrinsic viscosity of said polycarbonate resin is 0.2 to 1.0 dl/g.
Inventors:
Noriyoshi Ogawa
Tatsuya Kanagawa
Hidekazu Nakatani
Tatsuya Kanagawa
Hidekazu Nakatani
Application Number:
JP2000383918A
Publication Date:
August 18, 2010
Filing Date:
December 18, 2000
Export Citation:
Assignee:
Mitsubishi Gas Chemical Co., Ltd.
International Classes:
C08G64/04; G02B1/04; C08G64/08; C08G77/448; C08J5/00; C08L69/00; G11B7/24047; G11B7/2533; G11B7/2534
Domestic Patent References:
| JP6336521A | ||||
| JP2001206943A |