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公开(公告)号：EP3412732A1
公开(公告)日：2018-12-12
申请号：EP17871699.9
申请日：2017-11-14
申请人： LG Chem, Ltd.
发明人： JANG, Duk Hun , KIM, Byung Guk , EOM, Young Sik , CHOI, Sung Yeol , KIM, Sang Gon , CHOI, Hyung Sam
摘要： The present disclosure relates to a polyimide-based block copolymer film. The polyimide-based block copolymer film according to the present disclosure exhibits excellent an ultraviolet shielding property to be suitably used for substrates for displays, protective films for displays, touch panels, and the like.
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公开(公告)号：EP3348598A1
公开(公告)日：2018-07-18
申请号：EP17851095.4
申请日：2017-09-08
申请人： LG Chem, Ltd.
发明人： KIM, Sang Gon , CHOI, Sung Yeol , JANG, Duk Hun , CHOI, Hyung Sam
CPC分类号： C08G73/14 , C08G18/64 , C08G73/10 , C08G73/1042 , C08J5/18 , C08J2379/08 , C08L79/08
摘要： The present disclosure relates to a polyimide-based block copolymer and a polyimide-based film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film exhibiting excellent mechanical properties while having a high molecular weight, and being colorless and transparent.
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公开(公告)号：EP3348598B1
公开(公告)日：2019-07-03
申请号：EP17851095.4
申请日：2017-09-08
申请人： LG Chem, Ltd.
发明人： KIM, Sang Gon , CHOI, Sung Yeol , JANG, Duk Hun , CHOI, Hyung Sam
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公开(公告)号：EP3486271A1
公开(公告)日：2019-05-22
申请号：EP17881589.0
申请日：2017-12-13
申请人： LG Chem, Ltd.
发明人： JANG, Duk Hun , KIM, Byung Guk , EOM, Young Sik , CHOI, Sung Yeol , KIM, Sang Gon , RYU, Jin Sook , OH, Sun Ok , CHOI, Hyung Sam
摘要： The present disclosure relates to a polyimide-based block copolymer and a polyimide-based block copolymer film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film having low haze and yellow index value while exhibiting excellent transparency.
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公开(公告)号：EP3375806A1
公开(公告)日：2018-09-19
申请号：EP17820471.5
申请日：2017-06-22
申请人： LG Chem, Ltd.
CPC分类号： C08G73/14 , C08G73/101 , C08G73/1039 , C08G73/1067 , C08G73/1085 , C08J5/18 , C08J2379/08 , C08L79/08 , C09D179/08 , G02B1/14
摘要： The present disclosure relates to a polyimide-based block copolymer and a polyimide-based film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film exhibiting excellent mechanical properties while being colorless and transparent. The polyimide-based film may be used as a cover film of various flexible or foldable devices.
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公开(公告)号：EP3348599A1
公开(公告)日：2018-07-18
申请号：EP17857646.8
申请日：2017-10-12
申请人： LG Chem, Ltd.
CPC分类号： C08J5/18 , C08G73/10 , C08G73/101 , C08G73/1042 , C08G73/1067 , C08J2379/08 , C08L79/08
摘要： The present disclosure relates to a polyimide-based block copolymer and a polyimide-based film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film having a large molecular weight and exhibiting colorless and transparent properties.
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