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公开(公告)号：US20190077960A1
公开(公告)日：2019-03-14
申请号：US16127671
申请日：2018-09-11
发明人： Hyeon Jeong Kim , Sang Yoon Park , Tae Sug Jang , Jin Hyung Park
CPC分类号： C08L79/08 , C08G73/1007 , C08G73/1039 , C08G73/1042 , C08G73/1067 , C08G73/14 , C08L2203/16 , G02F1/0063 , G02F2203/01
摘要： Provided are a polyamic acid resin derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride, and a polyamideimide film including polyamideimide derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride.
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公开(公告)号：US20210040267A1
公开(公告)日：2021-02-11
申请号：US17077676
申请日：2020-10-22
发明人： Hyeon Jeong Kim , Sang Yoon Park , Tae Sug Jang , Jin Hyung Park
摘要： Provided are a polyamic acid resin derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride, and a polyamideimide film including polyamideimide derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride.
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公开(公告)号：US10815378B2
公开(公告)日：2020-10-27
申请号：US16127671
申请日：2018-09-11
发明人： Hyeon Jeong Kim , Sang Yoon Park , Tae Sug Jang , Jin Hyung Park
摘要： Provided are a polyamic acid resin derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride, and a polyamideimide film including polyamideimide derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride.
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公开(公告)号：US20220227943A1
公开(公告)日：2022-07-21
申请号：US17575741
申请日：2022-01-14
发明人： Hye Ri Kim , Seung Min Jeon , Jin Hyung Park
摘要： Provided are a polyamideimide resin, and a polyamideimide film and a window cover film including the same. More particularly, a polyamideimide resin for preparing a polyamideimide film which satisfies both optical properties and mechanical properties which are in a trade-off relationship with each other and has more improved mechanical properties than a conventional polyamideimide film, a polyamideimide film using the same, and a window cover film including the same are provided.
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公开(公告)号：US10370496B2
公开(公告)日：2019-08-06
申请号：US15668970
申请日：2017-08-04
发明人： Sang Yoon Park , Hyeon Jeong Kim , Tae Sug Jang , Jin Hyung Park
IPC分类号： C08G73/14 , C08G73/10 , C08J5/18 , C09D179/08
摘要： Provided are a polyamic acid resin, a polyamideimide film, and a method for preparing the same. More specifically, provided are a polyamic acid resin derived from a combination of specific components, and a polyamideimide film capable of implementing high modulus and excellent optical properties.
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公开(公告)号：US20230123199A1
公开(公告)日：2023-04-20
申请号：US17957519
申请日：2022-09-30
发明人： Hyun Kyu Cho , Jin Hyung Park , Hyo Shin Kwak , Seung Min Jeon , Jong Chan Kim , Joo Hyun Lee
摘要： The present invention relates to a diamine, and a polymer and film produced using the same. Specifically, the diamine may be significantly effectively used as a monomer for producing a polyimide-based film that is colorless and transparent and has improved mechanical strength.
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公开(公告)号：US20230119106A1
公开(公告)日：2023-04-20
申请号：US17967096
申请日：2022-10-17
发明人： Hyo Shin Kwak , Hye Ri Kim , Jin Hyung Park , Hyun Kyu Cho
IPC分类号： C07C323/42 , C08G73/10 , C08J5/18
摘要： An embodiment relates to a diamine compound, a polymer including a structural unit derived therefrom, a composition for forming a polyimide film including the polymer, and a polyimide film prepared by using the composition. Specifically, the diamine compound according to an embodiment may be very usefully used as a monomer for preparing a polyimide film that is colorless and has an improved mechanical strength.
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8.发明授权公开(公告)号：US10316145B2
公开(公告)日：2019-06-11
申请号：US15592550
申请日：2017-05-11
发明人： Sang Yoon Park , Hyeon Jeong Kim , Jin Hyung Park , Tae Sug Jang
摘要： Provided are a polyamic acid composition, a polyamideimide film thereof, and a method for preparing the polyamideimide film. More specifically, provided are a polyamideimide film capable of implementing excellent optical properties in addition to inherent physical properties of polyimide by using a polyamic acid composition including a combination of specific components, and a method for preparing the polyamideimide film.
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公开(公告)号：US11970579B2
公开(公告)日：2024-04-30
申请号：US17077676
申请日：2020-10-22
发明人： Hyeon Jeong Kim , Sang Yoon Park , Tae Sug Jang , Jin Hyung Park
CPC分类号： C08G73/14 , C08G73/1007 , C08G73/1067 , C08J5/18 , C08J2379/08
摘要： Provided are a polyamic acid resin derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride, and a polyamideimide film including polyamideimide derived from an aromatic diamine, an aromatic dianhydride, a cycloaliphatic dianhydride and an aromatic diacid dichloride.
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公开(公告)号：US20220363831A1
公开(公告)日：2022-11-17
申请号：US17742898
申请日：2022-05-12
发明人： Seung Min Jeon , Jin Hyung Park , Hye Ri Kim , Cheol Min Yun
摘要： Provided is a polyamideimide film and an image display device including the same and a polyamideimide film which may satisfy a high light transmittance while maintaining mechanical properties to significantly improve viewing properties, and may satisfy all of a low refractive index, a low retardation in the unit thickness direction (Rth), a low yellow index, a low haze, and the like to significantly improve optical properties such as transparency and visibility. An image display device including the same is also provided.
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