Invention Grant
US08436129B2 Polycarbonate resin having ultraviolet absorbing capability, resin composition and optical material
有权
具有紫外线吸收能力的聚碳酸酯树脂，树脂组合物和光学材料
- Patent Title: Polycarbonate resin having ultraviolet absorbing capability, resin composition and optical material
- Patent Title (中): 具有紫外线吸收能力的聚碳酸酯树脂，树脂组合物和光学材料
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Application No.: US12990125Application Date: 2009-04-23
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Publication No.: US08436129B2Publication Date: 2013-05-07
- Inventor: Noriyuki Kato , Shu Yoshida , Toshiaki Yamada , Jun Hagiwara
- Applicant: Noriyuki Kato , Shu Yoshida , Toshiaki Yamada , Jun Hagiwara
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Gas Chemical Company, Inc.
- Current Assignee: Mitsubishi Gas Chemical Company, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2008-117388 20080428
- International Application: PCT/JP2009/001853 WO 20090423
- International Announcement: WO2009/133672 WO 20091105
- Main IPC: C08G64/06
- IPC: C08G64/06
Abstract:
A polycarbonate resin having at least one terminal group which is represented by formula (1), and a resin composition and an optical material comprising the polycarbonate resin are disclosed. In the formula, R1-R9 each independently represent a hydrogen atom, halogen atom or an alkyl group. X1 represents a direct bond or alkylene group.
Public/Granted literature
- US20110112271A1 POLYCARBONATE RESIN HAVING ULTRAVIOLET ABSORBING CAPACITY, RESIN COMPOSITION AND OPTICAL MATERIAL Public/Granted day:2011-05-12
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