公开(公告)号：US11349139B2

公开(公告)日：2022-05-31

申请号：US16644623

申请日：2019-01-17

Applicant: LG CHEM, LTD.

Inventor： Lee Jin Ghil ,  Doyoung Kim ,  Woon Jo Kim

IPC: H01M8/10 ,  H01M8/1004 ,  H01M4/86 ,  H01M4/88 ,  H01M4/92

Abstract: Methods for manufacturing a catalyst layer of a membrane-electrode assembly may include preparing a solution including an ionomer and a solvent, forming a catalyst slurry composition by adding a carbon powder catalyst to the solution, forming a catalyst layer by applying the catalyst slurry composition onto a base material, and then drying the catalyst slurry composition.

公开(公告)号：US10364331B2

公开(公告)日：2019-07-30

申请号：US15318166

申请日：2015-06-12

Applicant: LG CHEM, LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Seong Ho Choi ,  Jong-Chan Lee ,  Hyuk Kim ,  Doyoung Kim ,  Ji Hun Kim ,  Taeyun Ko ,  Bo-Kyung Jung ,  Kihyun Kim

IPC: H01M8/1051 ,  C08J5/22 ,  C08G75/23 ,  C08K9/10 ,  C08L81/06 ,  H01M8/1032 ,  H01M8/1048 ,  H01M8/1018

Abstract: The present application relates to a composite electrolyte membrane and a method for manufacturing the same. The composite electrolyte membrane according to the present application includes: a poly(arylene ether sulfone) copolymer including the repeating unit represented by Chemical Formula 1 and the repeating unit represented by Chemical Formula 2; and a core-shell particle including an inorganic particle core and a basic organic polymer shell.

公开(公告)号：US11424467B2

公开(公告)日：2022-08-23

申请号：US16644667

申请日：2019-01-17

Applicant: LG CHEM, LTD.

Inventor： Doyoung Kim ,  Woon Jo Kim ,  Jooyong Park ,  Ji Hun Kim ,  Jae Choon Yang ,  Sunghyun Yun

IPC: H01M8/1004 ,  H01M8/0273 ,  H01M8/0286

Abstract: The present specification relates to a method for manufacturing a membrane electrode assembly and a laminate. Specifically, the present specification relates to a method for manufacturing a membrane electrode assembly including an anode, a cathode, and an electrolyte membrane provided between the anode and the cathode, and a laminate which is an intermediate laminated during the manufacture of the membrane electrode assembly.

公开(公告)号：US11302946B2

公开(公告)日：2022-04-12

申请号：US16645805

申请日：2019-01-15

Applicant: LG CHEM, LTD.

Inventor： Ji Hun Kim ,  Doyoung Kim ,  Jae Choon Yang

IPC: H01M8/1004 ,  H01M4/86 ,  H01M4/88 ,  H01M8/1053

Abstract: The present specification relates to a method for manufacturing a membrane electrode assembly and a laminate. Specifically, the present specification relates to a method for manufacturing a membrane electrode assembly including an anode, a cathode, and an electrolyte membrane provided between the anode and the cathode, and a laminate which is an intermediate laminated during the manufacture of the membrane electrode assembly.

公开(公告)号：US10749198B2

公开(公告)日：2020-08-18

申请号：US16082845

申请日：2017-09-20

Applicant: LG CHEM, LTD.

Inventor： Lee Jin Ghil ,  Hyuk Kim ,  Sangwoo Lee ,  Doyoung Kim ,  Minju Choo

IPC: H01M8/1004 ,  H01M4/88 ,  H01M4/92 ,  H01M4/86 ,  H01M8/1018

Abstract: The present specification relates to a method for manufacturing a membrane-electrode assembly, a membrane-electrode assembly manufactured using the same, and a fuel cell comprising the same.

公开(公告)号：US10050294B2

公开(公告)日：2018-08-14

申请号：US14780946

申请日：2014-04-29

Applicant: LG CHEM, LTD.

Inventor： Young Sun Park ,  Minkyu Min ,  Hyuk Kim ,  Seong Ho Choi ,  Sangwoo Lee ,  Doyoung Kim

IPC: H01M8/1025 ,  H01M8/1004 ,  H01M8/1018 ,  H01M8/1062 ,  H01M8/1065 ,  H01M8/1044 ,  H01M8/1053 ,  H01M8/1058 ,  H01M8/1067 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/103 ,  H01M8/106

CPC classification number: H01M8/1025 ,  H01M8/1004 ,  H01M8/1018 ,  H01M8/1027 ,  H01M8/103 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1044 ,  H01M8/1053 ,  H01M8/1058 ,  H01M8/106 ,  H01M8/1062 ,  H01M8/1065 ,  H01M8/1067 ,  H01M2008/1095 ,  H01M2250/20 ,  H01M2300/0082 ,  H01M2300/0094 ,  Y02E60/521 ,  Y02T90/32

Abstract: The present specification provides a polymer electrolyte membrane, a membrane electrode assembly including the polymer electrolyte membrane, and a fuel cell including the membrane electrode assembly.

公开(公告)号：US09991539B2

公开(公告)日：2018-06-05

申请号：US14782184

申请日：2014-04-29

Applicant: LG CHEM, LTD.

Inventor： Young Sun Park ,  Minkyu Min ,  Hyuk Kim ,  Seong Ho Choi ,  Sangwoo Lee ,  Doyoung Kim

IPC: H01M8/10 ,  H01M8/1025 ,  H01M8/1004 ,  H01M8/1018 ,  H01M8/1062 ,  H01M8/1065 ,  H01M8/1044 ,  H01M8/1053 ,  H01M8/1058 ,  H01M8/1067 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/103 ,  H01M8/106

CPC classification number: H01M8/1025 ,  H01M8/1004 ,  H01M8/1018 ,  H01M8/1027 ,  H01M8/103 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1044 ,  H01M8/1053 ,  H01M8/1058 ,  H01M8/106 ,  H01M8/1062 ,  H01M8/1065 ,  H01M8/1067 ,  H01M2008/1095 ,  H01M2250/20 ,  H01M2300/0082 ,  H01M2300/0094 ,  Y02E60/521 ,  Y02T90/32

Abstract: The present specification provides a polymer electrolyte membrane, a membrane electrode assembly including the polymer electrolyte membrane, and a fuel cell including the membrane electrode assembly.

公开(公告)号：US09614242B2

公开(公告)日：2017-04-04

申请号：US14127703

申请日：2013-03-15

Applicant: LG Chem, Ltd.

Inventor： Seong Ho Choi ,  Hye Mi Kim ,  Hye Sung Cho ,  Hyuk Kim ,  Youngcheol Choi ,  Sangwoo Lee ,  Tae Geun Noh ,  Kyunga Sung ,  Doyoung Kim ,  Minkyu Min

IPC: H01M8/10 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1081 ,  H01M8/103 ,  H01M8/1037 ,  C08J5/22 ,  H01M8/1018

CPC classification number: H01M8/1027 ,  C08J5/2268 ,  C08J2387/00 ,  H01M8/103 ,  H01M8/1032 ,  H01M8/1037 ,  H01M8/1039 ,  H01M8/1081 ,  H01M2008/1095 ,  H01M2300/0082 ,  Y02P70/56

Abstract: Provided are a polymer electrolyte composition, an electrolyte membrane, a membrane electrolyte assembly, and a fuel cell. The polymer electrolyte composition according to an exemplary embodiment of this application includes a first solvent, a second solvent which is different from the first solvent, and a polymer which is reacted with the first solvent and the second solvent, in which the polymer includes a functional group which reacts with the first solvent by a first reaction energy and with the second solvent by a second reaction energy, and the second reaction energy is smaller than the first reaction energy.

公开(公告)号：US10297852B2

公开(公告)日：2019-05-21

申请号：US15038951

申请日：2014-11-26

Applicant: LG CHEM, LTD.

Inventor： Minkyu Min ,  Young Sun Park ,  Hyuk Kim ,  Seong Ho Choi ,  Sangwoo Lee ,  Doyoung Kim

IPC: H01M8/1053 ,  H01M8/1004 ,  H01M8/1044 ,  H01M8/1058 ,  H01M8/1067 ,  H01M8/1018 ,  H01M8/1025 ,  H01M8/1062 ,  H01M8/1065 ,  H01M8/1041 ,  H01M8/1027 ,  H01M8/103 ,  H01M8/1032 ,  H01M8/1039

Abstract: The present specification provides a polymer electrolyte membrane, a membrane electrode assembly including the polymer electrolyte membrane, and a fuel cell including the membrane electrode assembly.