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公开(公告)号：US10934394B2
公开(公告)日：2021-03-02
申请号：US16375417
申请日：2019-04-04
发明人： Won Joon Cho , Young Jae Kang , Hyunseok Choi
摘要： A composition including a polymer including at least one of an amic acid structural unit and an imide structural unit and an inorganic particle surface-treated with a compound represented by Chemical Formula 1, a polymer-inorganic particle nanocomposite prepared using the composition an article and an optical device including the article: In Chemical Formula 1, R1 to R4 are independently a C1 to C30 alkyl group, a C3 to C10 cycloalkyl group, a C6 to C30 aryl group, or a combination thereof, and n is an integer of 1 or more.
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公开(公告)号：US20240046986A1
公开(公告)日：2024-02-08
申请号：US18157408
申请日：2023-01-20
发明人： Minwoo CHOI , Young Jae Kang , Bonwon Koo , Yongyoung Park , Hajun Sung , Dongho Ahn , Kiyeon Yang , Wooyoung Yang , Changseung Lee
CPC分类号： G11C13/0069 , G11C13/0004 , H10B63/10 , G11C2213/30 , H10B63/84
摘要： A memory device includes a memory cell including a selection layer and a phase change material layer, and a controller, wherein the selection layer includes a switching material, the phase change material layer includes a phase change material, and the controller is configured to apply a write pulse to the selection layer and the phase change material layer and control a polarity, a peak value, and a shape of the write pulse.
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公开(公告)号：US10738177B2
公开(公告)日：2020-08-11
申请号：US15852160
申请日：2017-12-22
发明人： Eun Sung Lee , Young Jae Kang , Won Joon Cho , Won Cheol Jung , Hyunseok Choi
摘要： A polymer composition includes a polymer, a nanostructured filler, and a silane dispersing agent represented by Chemical Formula 1: R1—(Ar)p—(O-L1)q-(O-L2)r-(O-L3-O-L4)s-O-(L5)t-(L6)u-(CR2R3)w—Si(R4R5R6) Chemical Formula 1 wherein, in Chemical Formula 1, R1 to R6, Ar, L1 to L6, p, q, r, s, t, and w are the same as described in the detailed description.
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公开(公告)号：US11306182B2
公开(公告)日：2022-04-19
申请号：US16354829
申请日：2019-03-15
IPC分类号： C08G73/10 , G02F1/13363 , G02F1/1337
摘要： An oligomer including two ends and a main chain located between the two ends, a group represented by Chemical Formula 1 at one end and a structural unit represented by Chemical Formula 2 or Chemical Formula 3 in the main chain: wherein, in Chemical Formulae 1 to 3, R1, Ar1, and Ar2 are the same as defined in the detailed description.
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公开(公告)号：US11161980B2
公开(公告)日：2021-11-02
申请号：US16510369
申请日：2019-07-12
发明人： Won Joon Cho , Young Jae Kang , Hyun Seok Choi , Eun Sung Lee
摘要： A composition including a polymer including at least one of an amic acid structural unit and an imide structural unit, inorganic particles, and a compound represented by Chemical Formula 1, a polymer-inorganic particle composite prepared from the composition, an article, and an optical device including the article: In Chemical Formula 1, R1 is a linear or branched, substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C6 to C30 aryl group, or a combination thereof, and n is an integer of 1 or more.
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公开(公告)号：US10059805B2
公开(公告)日：2018-08-28
申请号：US14873376
申请日：2015-10-02
发明人： Sang Soo Jee , Young Jae Kang , Hyun Jeong Jeon , Byung Hee Sohn
IPC分类号： C08L79/08 , C08G69/26 , C08G69/28 , C08K9/06 , C08K3/20 , C08G73/10 , C09D179/08 , C09J179/08
CPC分类号： C08G73/106 , C08G73/1007 , C08G73/1039 , C08G73/1042 , C08K9/06 , C08L79/08 , C09D179/08 , C09J179/08
摘要： A composition for preparing a polyimide-inorganic particle composite, including a tetracarboxylic acid dianhydride represented by Chemical Formula 1, a diamine represented by Chemical Formula 2, and an inorganic particle having an amino group on its surface: wherein the definitions of groups R1 and R2 in Chemical Formula 1 and Chemical Formula 2 are the same as described in the detailed description.
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