公开(公告)号：US10428016B2

公开(公告)日：2019-10-01

申请号：US15542989

申请日：2016-01-27

Applicant: LG CHEM, LTD.

Inventor： Yong Jin Jang ,  Joong Jin Han ,  Youngjea Kim ,  Esder Kang ,  Sehee Jung ,  Hyun Woog Ryu ,  Yunah Yu

IPC: H01M8/00 ,  C07C311/48 ,  H01M8/18 ,  B01J39/19 ,  C08G65/40 ,  C08J5/22 ,  H01M8/1004 ,  H01M8/1018

Abstract: The present specification relates to a compound comprising an aromatic ring, a polyelectrolyte membrane comprising the same, a membrane-electrode assembly comprising the polyelectrolyte membrane, a fuel cell comprising the membrane-electrode assembly, and a redox flow battery comprising the polyelectrolyte membrane.

公开(公告)号：US11192980B2

公开(公告)日：2021-12-07

申请号：US16616841

申请日：2018-11-23

Applicant: LG CHEM, LTD.

Inventor： Eunju Park ,  Hansol Kim ,  Joong Jin Han ,  Hyun Woog Ryu ,  Kwonsu Jung ,  Yong Jin Jang

IPC: C08G75/0259 ,  C08G75/0254 ,  C08G75/0281

Abstract: The present disclosure relates to a preparation method of a polyarylene sulfide, and this method may produce a polyarylene sulfide having properties equal to or higher than those of the conventional method at a high yield by adding an aliphatic amino acid hydrochloride in addition to existing materials for dehydration.

公开(公告)号：US10727516B2

公开(公告)日：2020-07-28

申请号：US15519978

申请日：2015-12-02

Applicant: LG CHEM, LTD.

Inventor： Yong Jin Jang ,  Joong Jin Han ,  Sehee Jung ,  Youngjea Kim ,  Esder Kang ,  Hyun Woog Ryu

IPC: H01M8/1039 ,  H01M8/18 ,  H01M8/1025 ,  H01M8/1027 ,  C07C309/44 ,  H01M8/1032 ,  C07C317/14

Abstract: The present specification relates to a novel compound, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.

公开(公告)号：US20200014064A1

公开(公告)日：2020-01-09

申请号：US16067964

申请日：2017-10-30

Applicant: LG Chem, Ltd.

Inventor： Sol Ji Park ,  Kyoung Ho Ahn ,  Young Jea Kim ,  Yong Jin Jang ,  Joong Jin Han ,  Chul Haeng Lee

IPC: H01M10/0565 ,  H01M10/0569 ,  C08G81/00

Abstract: The present invention provides a polymer electrolyte for a secondary battery having high ionic conductivity, and a lithium secondary battery including the same.

公开(公告)号：US10899874B2

公开(公告)日：2021-01-26

申请号：US15753095

申请日：2016-09-22

Applicant: LG CHEM, LTD.

Inventor： Yong Jin Jang ,  Joong Jin Han ,  Esder Kang ,  Yunah Yu ,  Youngjea Kim

IPC: C08G61/12 ,  H01M8/1032 ,  H01M8/18 ,  B01D71/80 ,  H01M8/1039 ,  H01M8/1023 ,  B01D69/02 ,  H01M8/1067 ,  H01M8/103 ,  H01M8/1027 ,  H01M8/1034 ,  H01M8/1025 ,  C08J5/22 ,  H01M8/1004 ,  B01D71/62 ,  B01D71/68 ,  H01M8/1018 ,  B01D71/32

Abstract: The present specification relates to a block polymer and a polymer electrolyte membrane comprising the same, a membrane-electrode assembly comprising the polymer electrolyte membrane, a fuel cell comprising the membrane-electrode assembly, and a redox flow battery comprising the polymer electrolyte membrane.

公开(公告)号：US10749210B2

公开(公告)日：2020-08-18

申请号：US16067964

申请日：2017-10-30

Applicant: LG Chem, Ltd.

Inventor： Sol Ji Park ,  Kyoung Ho Ahn ,  Young Jea Kim ,  Yong Jin Jang ,  Joong Jin Han ,  Chul Haeng Lee

IPC: H01M10/0565 ,  C08G81/00 ,  H01M10/0569

Abstract: The present invention provides a polymer electrolyte for a secondary battery having high ionic conductivity, and a lithium secondary battery including the same.

公开(公告)号：US10526282B2

公开(公告)日：2020-01-07

申请号：US15515007

申请日：2015-10-28

Applicant: LG CHEM, LTD.

Inventor： Hyun Woog Ryu ,  Sehee Jung ,  Joong Jin Han ,  Yong Jin Jang ,  Youngjea Kim ,  Esder Kang

IPC: C07C323/09 ,  C08L71/12 ,  C08G65/40 ,  C07C43/29 ,  C08G75/02 ,  C07C317/12 ,  H01M8/10 ,  C07C43/275 ,  H01M8/18 ,  B01J39/19 ,  C08G75/0245 ,  C08G75/12 ,  H01M8/1039 ,  H01M8/1018

Abstract: The present specification relates to a fluorine-based compound for a brancher, a polymer using the same, a polymer electrolyte membrane using the same, a fuel cell using the same, and a redox flow battery including the same.

公开(公告)号：US10407545B2

公开(公告)日：2019-09-10

申请号：US15516756

申请日：2015-10-28

Applicant: LG CHEM, LTD.

Inventor： Sehee Jung ,  Joong Jin Han ,  Hyun Woog Ryu ,  Yong Jin Jang ,  Youngjea Kim ,  Esder Kang

IPC: C08G65/40 ,  C08G73/06 ,  C08J5/22 ,  H01M8/18 ,  C08L71/12 ,  H01M8/103 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1018

Abstract: The present specification relates to a polymerization composition, a polymer using the same, a polymer electrolyte membrane using the same, a fuel cell including the same, and a redox flow battery including the same.

公开(公告)号：US10361447B2

公开(公告)日：2019-07-23

申请号：US15531702

申请日：2015-12-04

Applicant: LG CHEM, LTD.

Inventor： Esder Kang ,  Joong Jin Han ,  Youngjea Kim ,  Sehee Jung ,  Hyun Woog Ryu ,  Yong Jin Jang ,  Soyoung Yu

IPC: H01M8/1032 ,  H01M8/1027 ,  H01M8/1004 ,  H01M8/1039 ,  H01M8/1023 ,  H01M8/18 ,  H01M8/1025 ,  H01M8/1053 ,  C08G75/20 ,  C08G65/40 ,  C08G75/02 ,  C08G81/00 ,  C08G61/02 ,  C08G61/12 ,  C08J5/22 ,  C08L65/00 ,  B01J39/19 ,  B01J47/12 ,  H01M8/1018

Abstract: The present specification relates to a polymer with improved acid resistance, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.

公开(公告)号：US10947338B2

公开(公告)日：2021-03-16

申请号：US16087512

申请日：2017-03-21

Applicant: LG CHEM, LTD.

Inventor： Yong Jin Jang ,  Joong Jin Han ,  Youngjea Kim ,  Esder Kang ,  Yunah Yu ,  Eunju Park ,  Yu Jin Kim

IPC: C08G61/02 ,  C08G75/06 ,  C08G75/23 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/18 ,  C08L61/00 ,  C08G65/40 ,  H01M8/1027 ,  H01M8/1025 ,  H01M8/1018

Abstract: The present specification relates to a block polymer and a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly and a redox flow battery including the polymer electrolyte membrane.