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公开(公告)号：US12065558B2
公开(公告)日：2024-08-20
申请号：US18194515
申请日：2023-03-31
发明人： Yun Bong Kim , Jong Sang Park , Kyu Young Cho , Si Uk Cheon
IPC分类号： C08L23/06 , C08J11/04 , H01M10/54 , H01M50/446
CPC分类号： C08L23/06 , C08J11/04 , H01M10/54 , H01M50/446 , C08J2323/06 , C08L2205/025 , C08L2207/20
摘要： The disclosed technology relates to a mixed recycled polyolefin resin composition comprising a recycled polyolefin resin obtained from a waste separator and a new polyolefin resin, and a recycled product using the same. The mixed recycled polyolefin resin composition comprising a new polyolefin resin and a recycled polyolefin resin from a waste separator based on an embodiment of the disclosed technology has excellent physical and chemical properties.
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2.发明公开公开(公告)号：US20240021955A1
公开(公告)日：2024-01-18
申请号：US18473286
申请日：2023-09-25
发明人： Won Sub KWACK , Tae Wook KWON , Heung Taek BAE , Chang Hee LEE
IPC分类号： H01M50/451 , H01M50/457 , H01M50/417 , H01M50/434 , H01M50/446 , H01M50/443 , H01M50/489 , H01M50/42
CPC分类号： H01M50/451 , H01M50/457 , H01M50/417 , H01M50/434 , H01M50/446 , H01M50/443 , H01M50/489 , H01M50/42
摘要： The present invention relates to a separator, a method of manufacturing the separator, and an electrochemical device including the separator. An embodiment of the present invention may provide a separator including: a porous substrate; an inorganic particle layer provided on at least one surface of the porous substrate; and a heat fusion layer provided on at least one surface of the inorganic particle layer, wherein a surface gloss value at 60° C. of a surface of the heat fusion layer is 10 GU or more.
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公开(公告)号：US11851412B2
公开(公告)日：2023-12-26
申请号：US17463873
申请日：2021-09-01
发明人： Min Seon Jung , Hyo Shin Kwak , Joo Hyun Lee
IPC分类号： C07D263/57
CPC分类号： C07D263/57
摘要： The present invention relates to a diamine compound, a method of preparing the same, and a composition containing the same. The diamine compound of the present invention may be very usefully used as a monomer used to produce a polyimide film having excellent heat resistance and improved transparency and coefficient of thermal expansion.
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公开(公告)号：US11840631B2
公开(公告)日：2023-12-12
申请号：US17036080
申请日：2020-09-29
发明人： Jong Nam Ahn
CPC分类号： C08L79/08 , C08G73/1039 , C08G73/1067 , C08J7/046 , C08L2203/16
摘要： Provided are a polyimide-based film, a window cover film, and a display device including the same. In detail, provided is a polyimide-based film whose solubility in an ethyl cellosolve solvent satisfies the following Equation 1:
(
FW
1
-
FW
2
)
FW
1
×
100
≤
50
%
[
Equation
1
]
wherein FW1 is a weight of an initial film before being immersed in a solvent, and FW2 is a weight of the film measured after the film is immersed in an ethyl cellosolve solvent, left at 60° C. for 2 hours, and cooled to room temperature, the solvent is removed, and the film is dried at 80° C. for 4 hours.-
5.发明授权公开(公告)号：US11814491B2
公开(公告)日：2023-11-14
申请号：US16985562
申请日：2020-08-05
发明人： Min Sang Park , Jin Hyung Park , Seung Min Jeon , Yoo Seock Hwang
CPC分类号： C08J5/18 , C08G73/10 , C08J2379/08
摘要： Provided are a transparent film, an optical material including the same, and a display device including the same.
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6.发明公开公开(公告)号：US20230323058A1
公开(公告)日：2023-10-12
申请号：US18298729
申请日：2023-04-11
发明人： Kyu Seok HAN , Cheol Woo KIM , So Young LEE , Jeong Min CHOI , Sin Woo KIM
CPC分类号： C08J7/042 , C08J7/18 , C08J7/043 , C08K5/541 , C09D7/63 , C09D183/06 , C08J2383/06 , C08J2379/08
摘要： An optical multilayer structure including a hard coating layer, a low-reflective adhesion reinforcement layer, and a water repellent layer on a substrate layer. The optical multilayer structure includes a structure in which a hard coating layer, a low-reflective adhesion reinforcement layer including a siloxane-based compound, and a water repellent layer including an alkoxysilane-based compound containing a fluorine atom are laminated on a substrate layer, thereby having high wear resistance and water contact angle simultaneously.
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公开(公告)号：US11661481B2
公开(公告)日：2023-05-30
申请号：US17386703
申请日：2021-07-28
发明人： Sun Kug Kim , Min Sang Park , Seung Min Jeon , Jin Su Park , Hyun Joo Song
CPC分类号： C08G73/14 , C08G73/1032 , C08J5/18 , C08J2379/08
摘要： Provided are a polyimide-based film, a window cover film, and a display panel including the same. More particularly, a polyimide-based film having excellent visibility, a window cover film using the same, and a display panel including the same are provided.
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公开(公告)号：US11654665B2
公开(公告)日：2023-05-23
申请号：US17034505
申请日：2020-09-28
发明人： Jong Nam Ahn , Keon Hyeok Ko
IPC分类号： B32B27/28
CPC分类号： B32B27/281 , B32B2307/40 , B32B2307/536 , B32B2307/54 , B32B2307/746 , B32B2457/20 , Y10T428/31721
摘要： The present invention relates to a window cover film and a flexible display panel including the same. More particularly, the present invention relates to a window cover film including a base layer, a hard coating layer, and an anti-fingerprint layer, and a flexible display panel including the same.
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公开(公告)号：US20230142256A1
公开(公告)日：2023-05-11
申请号：US17976352
申请日：2022-10-28
发明人： Chang Q Lee , Seung Min Jeon
CPC分类号： C08L77/10 , C08G69/265 , C08J3/11 , C08J5/18 , C08L2201/10 , C08L2203/16
摘要： The present disclosure relates to a method of selecting a polymer solution (also referred to as a “dope solution”) that is prepared by dissolving a polymer in a solvent in order to cast a film and may provide excellent optical and mechanical properties of the film, a polymer solution prepared using the selected solvent, and a film produced using the polymer solution. In addition, one embodiment is to provide a method of selecting a solvent for a polyamideimide-based or polyimide-based polymer for providing a polymer solution (dope solution) that may provide excellent optical properties of a film and may provide excellent physical properties of a film for an optical device or a display device by improving long-term storage stability of the polymer solution for producing a film.
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公开(公告)号：US20230122622A1
公开(公告)日：2023-04-20
申请号：US17966935
申请日：2022-10-17
发明人： Jin Hyung Park , Hye Ri Kim , Seung Min Jeon
IPC分类号： C08L79/08 , C07C233/81 , C08J5/18 , C07C211/37 , C07D493/04
摘要： The present disclosure relates to a composition containing a polyamideimide precursor and/or polyamideimide, a polyamideimide film produced using the composition, and a display device including the polyamideimide film. The polyamideimide film produced using the composition and the display device including the polyamideimide film have excellent mechanical and optical properties.
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