- 专利标题： POLYCARBONATE RESIN COMPOSITION AND OPTICAL MOLDED PRODUCT COMPRISING SAME
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申请号： EP19852112.2申请日： 2019-08-19
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公开(公告)号： EP3808807A1公开(公告)日： 2021-04-21
- 发明人: JEON, Byoungkue , YANG, Young In , HWANG, Daehyeon , HONG, Mooho , LEE, Ki Jae , SON, Youngwook
- 申请人： LG CHEM, LTD.
- 申请人地址： KR Yeongdeungpo-gu, Seoul 07336 128, Yeoui-daero,
- 代理机构： Goddar, Heinz J.
- 优先权： KR20180096966 20180820
- 国际公布： WO2020040504 20200227
- 主分类号： C08K5/20
- IPC分类号： C08K5/20 ; C08L69/00 ; C08K5/00 ; C08G64/16 ; G02B1/04
摘要：
The present invention relates to a polycarbonate resin composition exhibiting excellent heat stability and optical properties, and an optical molded article comprising the same. The polycarbonate resin composition comprises polycarbonate resin; and [[4-(dimethylamino)phenyl]methylene] propanedioic acid dimethyl ester as a hindered amine UV absorber that selectively absorbs UVA having a wavelength of 420nm or less.
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