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公开(公告)号：US20190300648A1
公开(公告)日：2019-10-03
申请号：US16439099
申请日：2019-06-12
申请人： LG CHEM, LTD.
发明人： Byoungkue CHUN , Moo Ho HONG , Hyong Min BAHN , Un KO
摘要： The present invention relates to a polycarbonate resin composition for a light guide plate and an optical molded article using the same. The polycarbonate resin composition according to the present invention is excellent in transmittance and color tone uniformity required as the light guide plate, and also is excellent in processability and thus can be usefully used as a material of the light guide plate.
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公开(公告)号：US20170275456A1
公开(公告)日：2017-09-28
申请号：US15500242
申请日：2015-12-03
申请人： LG CHEM, LTD.
发明人： Young Young HWANG , Hyong Min BAHN , Jung Jun PARK , Moo HO HONG , Byoung Kyu CHUN , Un KO , Ki Jae LEE , Young Wook SON
CPC分类号： C08L69/00 , C08G64/06 , C08G64/085 , C08G64/1666 , C08G64/1691 , C08G64/18 , C08G64/186 , C08G64/22 , C08G64/24 , C08G64/307 , C08G64/38 , C08G77/14 , C08G77/20 , C08G77/448 , C08J5/00 , C08J5/08 , C08K5/005 , C08K5/3475 , C08K5/42 , C08K5/521 , C08L51/04 , C08L69/005 , C08L83/04 , C08L83/06 , C08L83/10 , C08L2201/08 , C08L2201/10 , C08L2205/02 , C08L2205/025 , C08L2205/03 , C08L2205/035 , C08L2205/05 , C08L2205/06 , C08L2207/53 , C09K21/14 , C08L83/00
摘要： The present invention relates to a copolycarbonate resin composition having improved mechanical properties such as impact resistance and chemical resistance while maintaining resin flowability, and an article including the same.
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公开(公告)号：US20230212390A1
公开(公告)日：2023-07-06
申请号：US18008917
申请日：2021-10-21
申请人： LG CHEM, LTD.
发明人： Hyong Min BAHN , Un KO , Cheol Jun SONG , Jeeseon KIM , Jaemyeng JEONG , Hanbit JANG , Sugil YUM , Mooho HONG , Jungmoon BAE
摘要： The present disclosure relates to a polycarbonate composition. The polycarbonate composition is a composition in which polyalkylene glycol end-capped with a specific compound is blended in polycarbonate together with two specific antioxidants in a predetermined amount, and can provide a molded article which has high light transmittance, is transparent and particularly has excellent long-term color stability.
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公开(公告)号：US20180194894A1
公开(公告)日：2018-07-12
申请号：US15742000
申请日：2016-08-17
申请人： LG CHEM, LTD.
发明人： Young Young HWANG , Young Wook SON , Moo Ho HONG , Hyong Min BAHN , Byoung Kue CHUN , Jung Jun PARK , Un KO , Ki Jae LEE
摘要： Provided are a novel polyorganosiloxane capable of preparing copolycarbonate with improved weather resistance and flowability while maintaining the intrinsic physical properties of polycarbonate resin, and a copolycarbonate prepared by using the same.
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公开(公告)号：US20180051133A1
公开(公告)日：2018-02-22
申请号：US15556231
申请日：2017-01-11
申请人： LG CHEM, LTD.
发明人： Byoungkue CHUN , Moo Ho HONG , Hyong Min BAHN , Un KO
CPC分类号： C08G64/06 , C08G81/024 , C08K3/00 , C08K5/00 , C08L25/06 , C08L33/06 , C08L33/08 , C08L33/10 , C08L63/00 , C08L69/00 , C08L71/02 , C08L2205/03 , C08L33/068
摘要： The present invention relates to a polycarbonate resin composition for a light guide plate and an optical molded article using the same. The polycarbonate resin composition according to the present invention is excellent in transmittance and color tone uniformity required as the light guide plate, and also is excellent in processability and thus can be usefully used as a material of the light guide plate.
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公开(公告)号：US20160369095A1
公开(公告)日：2016-12-22
申请号：US15023740
申请日：2015-11-16
申请人： LG CHEM, LTD.
发明人： Jung Jun PARK , Hyong Min BAHN , Young Young HWANG , Moo Ho HONG , Ki Jae LEE , Byoung Kyu CHUN , Un KO , Young Wook SON
CPC分类号： C08L69/00 , C08G64/06 , C08G64/085 , C08G64/1666 , C08G64/1691 , C08G64/18 , C08G64/186 , C08G64/22 , C08G64/24 , C08G64/307 , C08G64/38 , C08G77/14 , C08G77/20 , C08G77/448 , C08J5/00 , C08J5/08 , C08K5/005 , C08K5/3475 , C08K5/42 , C08K5/521 , C08L51/04 , C08L69/005 , C08L83/04 , C08L83/06 , C08L83/10 , C08L2201/08 , C08L2201/10 , C08L2205/02 , C08L2205/025 , C08L2205/03 , C08L2205/035 , C08L2205/05 , C08L2205/06 , C08L2207/53 , C09K21/14 , C08L83/00
摘要： The present invention relates to a polycarbonate resin composition which may improve melting properties of a copolycarbonate in which a polysiloxane structure is introduced in a main chain of the polycarbonate. The present polycarbonate resin composition comprises a polycarbonate together with a copolycarbonate and thus may improve melting properties while maintaining the physical properties of the copolycarbonate to the maximum.
摘要翻译： 本发明涉及一种聚碳酸酯树脂组合物，其可以提高在聚碳酸酯的主链中引入聚硅氧烷结构的共聚碳酸酯的熔融性。 本发明的聚碳酸酯树脂组合物包括聚碳酸酯和共聚碳酸酯，因此可以提高熔融性能，同时将共聚碳酸酯的物理性能最大化。
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公开(公告)号：US20200317912A1
公开(公告)日：2020-10-08
申请号：US16305368
申请日：2017-10-18
申请人： LG CHEM, LTD
发明人： Byoungkue CHUN , Un KO , Young Wook SON , Moo Ho HONG , Hyong Min BAHN , Tae Yun KO
摘要： The present invention relates to a polycarbonate resin composition and an optical molded article comprising the same. The polycarbonate resin composition according to the present invention is excellent in transmittance and color stability and thus can ensure high transparency, and further can enhance the stability of a polycarbonate resin.
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公开(公告)号：US20160376405A1
公开(公告)日：2016-12-29
申请号：US15023967
申请日：2015-11-16
申请人： LG CHEM, LTD.
发明人： Jung Jun PARK , Hyong Min BAHN , Young Young HWANG , Moo Ho HONG , Ki Jae LEE , Min Jeong KIM , Byoung Kyu CHUN , Un KO , Young Wook SON
CPC分类号： C08L69/00 , C08G64/06 , C08G64/085 , C08G64/1666 , C08G64/1691 , C08G64/18 , C08G64/186 , C08G64/22 , C08G64/24 , C08G64/307 , C08G64/38 , C08G77/14 , C08G77/20 , C08G77/448 , C08J5/00 , C08J5/08 , C08K5/005 , C08K5/3475 , C08K5/42 , C08K5/521 , C08L51/04 , C08L69/005 , C08L83/04 , C08L83/06 , C08L83/10 , C08L2201/08 , C08L2201/10 , C08L2205/02 , C08L2205/025 , C08L2205/03 , C08L2205/035 , C08L2205/05 , C08L2205/06 , C08L2207/53 , C09K21/14 , C08L83/00
摘要： The present invention relates to copolycarbonates and a composition comprising the same. The copolycarbonate according to the present invention has a structure in which a specific siloxane compound is introduced in a main chain of the polycarbonate and thus, has characteristics of providing improved impact strength at low-temperature and improved YI (yellow index) simultaneously.
摘要翻译： 本发明涉及共聚碳酸酯及其组合物。 根据本发明的共聚碳酸酯具有将特定硅氧烷化合物引入聚碳酸酯的主链中的结构，因此具有在低温下提供改善的冲击强度并且同时改善YI（黄色指数）的特性。
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9.发明申请POLYCARBONATE HAVING HIGH FLUIDITY AND METHOD OF PREPARING THE SAME (As Amended) 有权具有高流动性的聚碳酸酯及其制备方法（如修改）公开(公告)号：US20150299387A1
公开(公告)日：2015-10-22
申请号：US14443941
申请日：2014-09-30
申请人： LG CHEM, LTD.
发明人： Un KO , Hyong Min BAHN , Moo Ho HONG , Byoung Kue CHUN , Young Young HWANG , Min Jeong KIM , Jung Jun PARK , Ki Jae LEE
CPC分类号： C08G64/1608 , C08G64/06 , C08G64/183 , C08G64/24 , C08G64/28
摘要： Disclosed are polycarbonate having high fluidity through inclusion of an aliphatic polyhydric alcohol-substituted diphenol compound in a polycarbonate backbone and a method of preparing the same. The polycarbonate is polymerized by comprising a diphenol mixture and a carbonate precursor, the diphenol mixture comprising an aliphatic polyhydric alcohol-substituted diphenol compound according to Formula 1 and a bisphenol compound.
摘要翻译： 公开了通过在聚碳酸酯骨架中包含脂族多元醇取代的二酚化合物而具有高流动性的聚碳酸酯及其制备方法。 聚碳酸酯通过包含二酚混合物和碳酸酯前体而聚合，所述二酚混合物包含根据式1的脂族多元醇取代的二酚化合物和双酚化合物。
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公开(公告)号：US20210371584A1
公开(公告)日：2021-12-02
申请号：US17266835
申请日：2019-11-06
申请人： LG CHEM, LTD.
发明人： Hyong Min BAHN , Un KO , Jungmoon BAE , Daehyeon HWANG , Mooho HONG , Sugil YUM
摘要： Provided is a polycarbonate resin composition and a molded product comprising same. The polycarbonate resin composition comprises a linear polycarbonate resin, a branched polycarbonate resin, a fluorinated sulfonate-based metal salt, a phenyl methyl silicone oil, and a phenyl methyl silicone resin. The linear polycarbonate resin and branched polycarbonate resin include a repeating unit of the following Chemical Formula 1: wherein in Chemical Formula 1: R1 to R4 are each independently hydrogen, C1-10 alkyl, C1-10 alkoxy, or halogen; and Z is C1-10 alkylene unsubstituted or substituted with phenyl, C3-15 cycloalkylene unsubstituted or substituted with C1-10 alkyl, O, S, SO, SO2, or CO.
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