发明名称 |
POLYCARBONATE RESIN COMPOSITION |
摘要 |
<p>To provide a polycarbonate resin composition excellent in low-birefringence and strength. Disclosed is a polycarbonate resin composition prepared by blending
a polycarbonate resin (A) prepared by forming carbonate bonds in a 95-5 % by mole of dihydroxy compound represented by formula (1) and a 5-95% by mole of dihydroxy compound represented by formula (2) with a diester carbonate, and
a polycarbonate resin (B) prepared by forming carbonate bonds in dihydroxy compound represented by formula (3) with a diester carbonate or phosgene
in a 45-85% ratio by weight of (100×(A))/((A)+(B)).
(in the formula, R 1 and R 2 represent a hydrogen atom or methyl respectively.)</p> |
申请公布号 |
EP2455425(A4) |
申请公布日期 |
2013.01.23 |
申请号 |
EP20100799802 |
申请日期 |
2010.07.12 |
申请人 |
MITSUBISHI GAS CHEMICAL COMPANY, INC. |
发明人 |
KATO NORIYUKI;FURUHASHI HIROKI;YOSHIDA SHU;KANEKO KAZUAKI;KAMEYAMA KEIICHI |
分类号 |
C08L69/00 |
主分类号 |
C08L69/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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