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1.发明公开
公开(公告)号：EP4421926A1
公开(公告)日：2024-08-28
申请号：EP22898889.5
申请日：2022-11-03
发明人： PARK, Jung Hwa , LEE, Dong Hoon , LEE, Eun Su , LEE, Hye Song
IPC分类号： H01M8/1048 , H01M8/1039 , H01M8/1058 , H01B1/12 , H01M8/1004 , H01M8/10
CPC分类号： Y02E60/50 , H01M8/1039 , H01M8/10 , H01M8/1058 , H01M8/1004 , H01M8/1048 , H01B1/12
摘要： Provided is an ion conductor composition for improving the ion conductivity of a polymer electrolyte membrane under low humidity/high temperature conditions. The ion conductor composition according to the present disclosure includes 100 parts by weight of an ion conductor and 0.05 to 10 parts by weight of a sugar compound on the basis of 100 parts by weight of the ion conductor.
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2.发明公开
公开(公告)号：EP4435908A1
公开(公告)日：2024-09-25
申请号：EP22901624.1
申请日：2022-11-16
发明人： PARK, Jung Hwa , LEE, Dong Hoon , SONG, Kum Suck , YUN, Sung Hyun , YUM, Seung Jib , OH, Chang Hoon , LEE, Hye Song , LEE, Eun Su
IPC分类号： H01M8/1051 , H01M8/1058 , H01M8/1004
CPC分类号： Y02E60/50 , H01M8/1051 , H01M8/1058 , H01M8/1004
摘要： The present disclosure relates to a polymer electrolyte membrane including an ion conductor wherein the polymer electrolyte membrane contains an antioxidant-releasing material.
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公开(公告)号：EP4040549A1
公开(公告)日：2022-08-10
申请号：EP20873148.9
申请日：2020-09-29
发明人： KIM, Na Young , LEE, Dong Hoon , LEE, Eun Su , PARK, Jung Hwa , YUM, Seung Jib , OH, Chang Hoon , LEE, Hye Song
IPC分类号： H01M8/1048 , H01M8/1067 , H01M8/1053 , H01M8/1039 , H01M8/1025 , C08L27/18 , H01M8/1004 , H01M8/1018
摘要： Disclosed are: an ionomer dispersion having high dispersion stability while also containing high content of ionomer solids, thus optimizing the ionomer morphology in a polymer electrolyte membrane to allow both the ion conductivity and durability of the polymer electrolyte membrane to be improved; a method for producing the ionomer dispersion; and a polymer electrolyte membrane produced using the method.
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4.发明公开
公开(公告)号：EP4037044A1
公开(公告)日：2022-08-03
申请号：EP21875959.5
申请日：2021-09-17
发明人： LEE, Eun Su , LEE, Dong Hoon , KIM, Na Young , PARK, Jung Hwa , LEE, Hye Song
IPC分类号： H01M8/1053 , H01M8/1058 , H01M8/1039 , H01M8/1067 , H01M8/1018
摘要： A polymer electrolyte membrane having improved chemical or mechanical durability is provided. The present disclosure relates to a polymer electrolyte membrane, and the polymer electrolyte membrane according to the present disclosure comprises a porous support and a composite layer containing a first ionomer filled in the porous support, wherein the polymer electrolyte membrane comprises a first segment having a first durability and a second segment having a second durability, and the first durability is higher than the second durability.
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5.发明公开
公开(公告)号：EP4435907A1
公开(公告)日：2024-09-25
申请号：EP22907689.8
申请日：2022-11-01
IPC分类号： H01M8/1048 , H01M8/1053 , H01M8/1067 , H01M8/1004
CPC分类号： Y02E60/50 , Y02P70/50 , H01M8/1004 , H01M8/1048 , H01M8/1053 , H01M8/1067
摘要： The present disclosure relates to a polymer electrolyte membrane comprising an ion conductor, wherein the ion conductor includes a cation conductive group and an anion conductive group, a method for manufacturing same, and a membrane-electrode assembly comprising same.
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6.发明公开
公开(公告)号：EP4053950A1
公开(公告)日：2022-09-07
申请号：EP21876007.2
申请日：2021-09-28
发明人： KIM, Na Young , LEE, Dong Hoon , LEE, Eun Su , PARK, Jung Hwa , LEE, Hye Song
IPC分类号： H01M8/1081 , H01M8/1086 , H01M8/1058 , H01M8/1053 , H01M8/1018
摘要： The present disclosure relates to a method for manufacturing a polymer electrolyte membrane, the method comprising the steps of (a) preparing a porous support containing a plurality of pores, (b) preparing an ion conductor dispersion solution by dispersing an ion conductor in a dispersion medium, (c) contacting the dispersion medium with the porous support to wet the dispersion medium on the porous support, and (d) introducing the ion conductor to at least one surface of the porous support by applying the ion conductor dispersion solution to the porous support wetted with the dispersion medium, and a polymer electrolyte membrane manufactured thereby.
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7.发明公开
公开(公告)号：EP4435909A1
公开(公告)日：2024-09-25
申请号：EP22901668.8
申请日：2022-11-24
发明人： PARK, Jung Hwa , LEE, Dong Hoon , SONG, Kum Suck , YUN, Sung Hyun , YUM, Seung Jib , OH, Chang Hoon , LEE, Hye Song , LEE, Eun Su
IPC分类号： H01M8/106 , H01M8/1062 , H01M8/1069 , H01M8/1004 , H01M8/10
CPC分类号： Y02P70/50 , Y02E60/50 , H01M8/1062 , H01M8/10 , H01M8/1069 , H01M8/106 , H01M8/1004
摘要： The present disclosure relates to a reinforced composite membrane for a fuel cell, comprising a porous support and a hydrogen ion-conductive polymer; a manufacturing method therefor; and a membrane-electrode assembly comprising same, the reinforced composite membrane having the hydrogen ion-conductive polymer impregnated into the porous support, or comprising, on at least one surface of the porous support, an electrolyte layer comprising the hydrogen ion-conductive polymer, wherein the porous support further comprises a compound capable of trapping metal ions.
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8.发明公开
公开(公告)号：EP3998663A1
公开(公告)日：2022-05-18
申请号：EP20836550.2
申请日：2020-07-03
发明人： PARK, Jung Hwa , OH, Kwang Sei , LEE, Dong Hoon , KIM, Na Young , LEE, Eun Su , YUM, Seung Jib
IPC分类号： H01M8/106 , H01M8/1062 , H01M8/1081 , H01M8/1011 , H01M8/18 , H01M8/1018
摘要： Disclosed are: a reinforced composite membrane-type polymer electrolyte membrane which can prevent the loss of an ion conductor even when the ion conductor is chemically deteriorated due to long-term use, and thus has remarkably enhanced mechanical and chemical durability; a method for manufacturing same; and an electrochemical device comprising same. The polymer electrolyte membrane of the present invention comprises: a non-crosslinked ion conductor; and a porous support having a plurality of pores filled with the ion conductor, wherein the porous support comprises a polymer having at least one crosslinking functional group, and the crosslinking functional group is a functional group which, when the ion conductor is deteriorated, can cause crosslinking of the ion conductor by binding to the deteriorated ion conductor.
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9.发明公开
公开(公告)号：EP3817114A1
公开(公告)日：2021-05-05
申请号：EP19827391.4
申请日：2019-06-28
发明人： KIM, Na Young , LEE, Moo Seok , LEE, Dong Hoon , LEE, Eun Su , YUM, Seung Jib , PARK, Jung Hwa
IPC分类号： H01M8/1058 , H01M8/1053 , H01M8/1067 , H01M8/1081 , H01M8/1004 , H01M8/1018
摘要： The present invention relates to a polymer electrolyte membrane, a manufacturing method therefor, and a membrane electrode assembly comprising same, the polymer electrolyte membrane comprising: a first porous support having first pores filled with a first ion conductor; and a second porous support having at least one second pore filled with the first ion conductor and third pores filled with a second ion conductor, wherein the first and second porous supports are in contact with each other. The polymer electrolyte membrane has enhanced performance through the improvement of impregnation properties and enhanced mechanical and chemical durability through the minimization of hydrogen permeability and dimensional change. Furthermore, an interface between the ion conductor and the support in the polymer electrolyte membrane can be stably maintained for a long time.
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10.发明公开
公开(公告)号：EP4428966A1
公开(公告)日：2024-09-11
申请号：EP22901666.2
申请日：2022-11-23
发明人： PARK, Jung Hwa , LEE, Dong Hoon , SONG, Kum Suck , YUN, Sung Hyun , YUM, Seung Jib , OH, Chang Hoon , LEE, Hye Song , LEE, Eun Su
IPC分类号： H01M8/1058 , H01M8/106 , H01M8/1053 , H01M8/1004
CPC分类号： Y02E60/50 , H01M8/1058 , H01M8/106 , H01M8/1004 , H01M8/1053
摘要： A reinforced composite membrane with improved ion conductivity and wettability is provided. Provided in one embodiment of the present disclosure is a reinforced composite membrane comprising a porous support and an ionomer layer, which comprises an ion conductor filling the pores inside the porous support, wherein the porous support comprises a first surface and a second surface opposite to the first surface, and the first surface is reformed to contain a first hydrophilic functional group.
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