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公开(公告)号：US09902814B2
公开(公告)日：2018-02-27
申请号：US15356952
申请日：2016-11-21
发明人： Hyunjeong Jeon , Sang Soo Jee , Hongkyoon Choi , Byunghee Sohn , Kyeong-Sik Ju
IPC分类号： C08G83/00
CPC分类号： C08G83/001 , C08K5/549 , C08L79/08 , C09D179/08 , H01L51/5253 , C08L83/04
摘要： A composition for preparing an organic/inorganic hybrid poly(amide-imide) copolymer including a poly(amide-imide) copolymer, a poly(amide-amic acid) copolymer, or a poly(amide-imide/amic acid) copolymer including a structural unit represented by Chemical Formula 1; and a structural unit represented by Chemical Formula 2, a structural unit represented by Chemical Formula 3, or a combination thereof, and a polyhedral oligomeric silsesquioxane including a functional group capable of forming a hydrogen bond: wherein in Chemical Formulae 1 to 3, A, B, D, and E are the same as defined in the detailed description.
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公开(公告)号：US11739183B2
公开(公告)日：2023-08-29
申请号：US16919353
申请日：2020-07-02
发明人： Hyunjeong Jeon , Sang Soo Jee , Kyeong-sik Ju
IPC分类号： C08G73/14 , C08G73/10 , C09D179/08 , C08J5/18 , C08G18/60 , C08G18/76 , C08G18/73 , C08G18/64 , C08G18/75 , G02F1/1333
CPC分类号： C08G73/14 , C08G18/603 , C08G18/6438 , C08G18/73 , C08G18/755 , C08G18/7621 , C08G73/1035 , C08J5/18 , C09D179/08 , G02F1/133308 , C08G2150/00 , C08J2379/08 , G02F1/133305 , G02F1/133331
摘要： A poly(amide-imide) copolymer including an amide structural unit having an amide bond in a polymer main chain and an imide structural unit having an imide bond in a polymer main chain, wherein at least one imide structural unit includes a moiety cross-linked to an adjacent polymer main chain through an amide bond.
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公开(公告)号：US10927218B2
公开(公告)日：2021-02-23
申请号：US16126270
申请日：2018-09-10
发明人： Boreum Jeong , Sang Soo Jee , Won Suk Chang , Kyeong-sik Ju , Chanjae Ahn , A Ra Jo , Sungwon Choi
摘要： A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted aromatic diamine having a maximum absorption wavelength in a range from 500 nanometers (nm) to 650 nm in a visible light region, a diamine represented by Chemical Formula 1, a dicarbonyl compound represented by Chemical Formula 2, and a tetracarboxylic acid dianhydride represented by Chemical Formula 3: wherein, in Chemical Formulae 1 to 3, A, R3, R10, R12, R13, X, n7 and n8 are the same as defined in the specification.
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公开(公告)号：US10738164B2
公开(公告)日：2020-08-11
申请号：US15847063
申请日：2017-12-19
发明人： Hyunjeong Jeon , Sang Soo Jee , Kyeong-sik Ju
IPC分类号： C08G73/14 , C09D179/08 , C08J5/18 , C08G73/10 , C08G18/60 , C08G18/76 , C08G18/73 , C08G18/64 , C08G18/75 , G02F1/1333
摘要： A poly(amide-imide) copolymer including an amide structural unit having an amide bond in a polymer main chain and an imide structural unit having an imide bond in a polymer main chain, wherein at least one imide structural unit includes a moiety cross-linked to an adjacent polymer main chain through an amide bond.
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公开(公告)号：US10591761B2
公开(公告)日：2020-03-17
申请号：US15789695
申请日：2017-10-20
发明人： Sang Soo Jee , Sun Jin Song , Chanjae Ahn , Sungwon Choi
IPC分类号： C08G73/14 , G02F1/1333 , C09D183/06 , C08J7/04 , C08K5/5419 , C08L79/08
摘要： A flexible plastic substrate includes a film including a poly(amide-imide) copolymer; and a hard coating layer disposed on a first surface of the film, wherein the hard coating layer includes a crosslinked siloxane copolymer, and wherein the flexible plastic substrate has pencil hardness of greater than or equal to 2H under a vertical load of 1 kilogram according to ASTM D3363, a total light transmittance of greater than or equal to about 89% in a wavelength region of 350 nanometers to 750 nanometers.
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公开(公告)号：US10508175B2
公开(公告)日：2019-12-17
申请号：US15720992
申请日：2017-09-29
发明人： Sungwon Choi , Chanjae Ahn , Hyunjeong Jeon , Sang Soo Jee , Byunghee Sohn , Won Suk Chang
IPC分类号： C08G77/445 , C08G77/455 , C08G77/04 , C08L83/12 , C08G73/14 , C08G73/10 , C08L79/08 , C09D179/08 , C08G77/00 , C08G77/16 , C08G77/18
摘要： A composition including a polyamideimide precursor modified with an alkoxysilane group and an oligosilica compound, wherein the oligosilica compound is a condensation reaction product of an organosilane diol and an alkoxysilane compound.
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公开(公告)号：US10240002B2
公开(公告)日：2019-03-26
申请号：US15346876
申请日：2016-11-09
发明人： Hongkyoon Choi , Chanjae Ahn , Hyunjeong Jeon , Sang Soo Jee , Sungwon Choi , Sung Woo Hong , Byunghee Sohn
IPC分类号： C08G73/14 , B32B27/00 , C09D179/08 , C09J179/08 , C08G73/10
摘要： A poly(imide-amide) copolymer including a structural unit represented by Chemical Formula 1; a structural unit represented by Chemical Formula 2; and any one of a structural unit represented by Chemical Formula 3, an amic acid precursor of the structural unit represented by Chemical Formula 3, and a combination thereof; wherein a cured material of the poly(imide-amide) copolymer may have a tensile modulus of greater than or equal to about 5.5 GPa, and a yellowness index of less than or equal to about 5: wherein, groups and variables in Chemical Formulae 1 and 3 are the same as described in the specification.
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公开(公告)号：US10809421B2
公开(公告)日：2020-10-20
申请号：US15714436
申请日：2017-09-25
发明人： Sun Jin Song , Sang Soo Jee , Boreum Jeong , Hyunjeong Jeon , Chanjae Ahn
IPC分类号： G02B1/14 , C08G73/14 , C08G69/32 , C08G73/10 , C08G69/42 , C08G69/26 , C08G69/40 , C09D179/08 , C08J5/18 , C08J7/04 , G02B1/04 , G02F1/1333 , G02B5/20
摘要： A stacked transparent film includes a polymer film including at least one of an amide structural unit and an imide structural unit, wherein the polymer film has a refractive index of about 1.65 to about 1.75 at a 550 nanometer wavelength and an elastic modulus of greater than or equal to about 5.5 gigapascals; and at least one of a first coating layer on a first side of the polymer film and a second coating layer on a side opposite the first side of the polymer film.
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公开(公告)号：US10689513B2
公开(公告)日：2020-06-23
申请号：US15419019
申请日：2017-01-30
发明人： Chanjae Ahn , Sungwon Choi , Byunghee Sohn , A Ra Jo , Kyeong-sik Ju , Sang Soo Jee , Hongkyoon Choi
IPC分类号： C08L79/08 , C08G73/10 , C08K3/105 , C08G69/32 , C09D179/08 , C08G73/06 , C08K5/00 , C08K3/16 , C08K3/28 , C08G73/14
摘要： A composition for preparing an article including a polyimide or poly(imide-amide) copolymer, the composition including (1) a solution including at least one of (i) a polymer including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2; and (ii) a copolymer including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a structural unit represented by Chemical Formula 3, and (2) a metallic salt soluble in the solution of the polymer and/or the copolymer, wherein the metallic salt is a salt of a metal selected from a Group 1 element, a Group 11 element, a Group 13 element, and a Group 14 element: wherein in Chemical Formulae 1 to 3, A, B, D, and E are the same as defined in the detailed description.
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公开(公告)号：US10100153B2
公开(公告)日：2018-10-16
申请号：US15291603
申请日：2016-10-12
发明人： Sang Soo Jee , Hyunjeong Jeon , Sungwon Choi , Byunghee Sohn , Kyeong-sik Ju
摘要： A poly(imide-amide) copolymer includes: an imide structural unit which is a reaction product of a first diamine and a dianhydride, and an amide structural unit which is a reaction product of a second diamine and a diacyl halide, wherein each of the first diamine and the second diamine includes 2,2′-bis-trifluoromethyl-4,4′-biphenyldiamine, and at least one of the first diamine and the second diamine further includes a compound represented by Chemical Formula 1, wherein the dianhydride includes 3,3′,4,4′-biphenyltetracarboxylic dianhydride and 4,4′-hexafluoroisopropylidene diphthalic anhydride, wherein the diacyl halide includes terephthaloyl chloride (TPCl), and wherein an amount of the compound represented by Chemical Formula 1 is less than or equal to about 10 mole percent based on the total amount of the first diamine and the second diamine: NH2-A-NH2 Chemical Formula 1 wherein in Chemical Formula 1, A is the same as described in the detailed description.
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