公开(公告)号：US20200328430A1

公开(公告)日：2020-10-15

申请号：US16097606

申请日：2017-04-28

Applicant: LG CHEM, LTD.

Inventor： Jun Yeon CHO ,  Kwanghyun KIM ,  Gyo Hyun HWANG ,  Sang Hoon KIM ,  Ran CHOI ,  Wonkyun LEE

IPC: H01M4/92 ,  H01M8/1004 ,  H01M8/1018 ,  C08J5/22 ,  C08G73/02 ,  B01J35/02

Abstract: A carrier-nanoparticle complex including a carbon carrier, a polymer layer provided on the surface of the carbon carrier and having an amine group and a hydrogen ion exchange group, and metal nanoparticles provided on the polymer layer, a catalyst including the same, an electrochemical battery or a fuel cell including the catalyst, and a method for preparing the same.

公开(公告)号：US20180375108A1

公开(公告)日：2018-12-27

申请号：US15779833

申请日：2017-02-02

Applicant: LG CHEM, LTD.

Inventor： Jun Yeon CHO ,  Kwanghyun KIM ,  Sang Hoon KIM ,  Ran CHOI ,  Gyo Hyun HWANG ,  Wonkyun LEE

IPC: H01M4/92 ,  H01M4/86 ,  H01M4/88 ,  H01M4/90 ,  H01M8/1004

Abstract: The present specification relates to a carrier-nanoparticle complex, a catalyst including the same, an electrochemical battery or a fuel cell including the catalyst, and a method for preparing the same.

公开(公告)号：US20210399322A1

公开(公告)日：2021-12-23

申请号：US17397514

申请日：2021-08-09

Applicant: LG CHEM, LTD.

Inventor： Ran CHOI ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Wonkyun LEE

IPC: H01M8/1004 ,  B01J31/16 ,  B01J37/02 ,  B01J37/12 ,  H01M4/90 ,  H01M4/92 ,  H01M8/1018

Abstract: The present specification relates to a carrier-nanoparticle complex, a catalyst including the same, an electrochemical cell or a fuel cell including the catalyst, and a method for preparing the same.

公开(公告)号：US20180198135A1

公开(公告)日：2018-07-12

申请号：US15742149

申请日：2016-09-22

Applicant: LG CHEM, LTD.

Inventor： Jun Yeon CHO ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Kwanghyun KIM ,  Ran CHOI ,  Wonkyun LEE

IPC: H01M4/92 ,  H01M8/1004 ,  H01M8/1023 ,  H01M8/1039

CPC classification number: H01M4/926 ,  H01M4/92 ,  H01M4/921 ,  H01M8/1004 ,  H01M8/1023 ,  H01M8/1039 ,  H01M2008/1095

Abstract: The present specification relates to a carrier-nanoparticle complex, a preparation method therefor, and a membrane electrode assembly including the same.

公开(公告)号：US20230187657A1

公开(公告)日：2023-06-15

申请号：US18106746

申请日：2023-02-07

Applicant: LG CHEM, LTD.

Inventor： Wonkyun LEE ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Ran CHOI

IPC: H01M4/90 ,  H01M8/103 ,  H01M8/1032

CPC classification number: H01M4/9075 ,  H01M4/9041 ,  H01M8/103 ,  H01M8/1032 ,  H01M2008/1095

Abstract: A carrier-nanoparticle complex, a catalyst including the same, an electrochemical cell including the catalyst, and a method for preparing a carrier-nanoparticle complex.

公开(公告)号：US20200164352A1

公开(公告)日：2020-05-28

申请号：US16631097

申请日：2018-09-11

Applicant: LG CHEM, LTD.

Inventor： Wonkyun LEE ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Ran CHOI

IPC: B01J31/06 ,  B01J21/18 ,  B01J37/02 ,  B01J37/08 ,  H01M4/66 ,  B82Y30/00 ,  C25B11/04

Abstract: A carrier-nanoparticle complex including: a carbon carrier; a polymer layer provided on a surface of the carbon carrier; and metal nanoparticles provided on the polymer layer, a catalyst including the same, an electrochemical cell or a fuel cell including the catalyst, and a method for preparing the same.

公开(公告)号：US20230290962A1

公开(公告)日：2023-09-14

申请号：US18309085

申请日：2023-04-28

Applicant: LG CHEM, LTD.

Inventor： Wonkyun LEE ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Ran CHOI

IPC: H01M4/88 ,  H01M4/90 ,  H01M4/92 ,  H01M8/1004

CPC classification number: H01M4/8803 ,  H01M4/9083 ,  H01M4/926 ,  H01M8/1004 ,  H01M2004/8684

Abstract: A method for preparing a support for an electrode catalyst including forming first and second polymer layers having charges different from each other on a surface of a carbon support and carbonizing the result, wherein the polymers included in the first and the second polymer layers are an aromatic compound including a heteroatom, and the first or the second polymer includes a pyridine group.

公开(公告)号：US20200251747A1

公开(公告)日：2020-08-06

申请号：US16644116

申请日：2018-09-19

Applicant: LG CHEM, LTD.

Inventor： Wonkyun LEE ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Ran CHOI

IPC: H01M4/90 ,  H01M8/1032 ,  H01M8/103

Abstract: A carrier-nanoparticle complex, a catalyst including the same, an electrochemical cell including the catalyst, and a method for preparing a carrier-nanoparticle complex.

公开(公告)号：US20200161665A1

公开(公告)日：2020-05-21

申请号：US16620813

申请日：2018-09-06

Applicant: LG CHEM, LTD.

Inventor： Wonkyun LEE ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Ran CHOI

IPC: H01M4/88 ,  H01M8/1004 ,  H01M4/92 ,  H01M4/90 ,  H01M4/86

Abstract: A method for preparing a support for an electrode catalyst including forming first and second polymer layers having charges different from each other on a surface of a carbon support and carbonizing the result, wherein the polymers included in the first and the second polymer layers are an aromatic compound including a heteroatom, and the first or the second polymer includes a pyridine group.

公开(公告)号：US20190088966A1

公开(公告)日：2019-03-21

申请号：US15742390

申请日：2017-08-25

Applicant: LG CHEM, LTD.

Inventor： Ran CHOI ,  Sang Hoon KIM ,  Gyo Hyun HWANG ,  Jun Yeon CHO ,  Kwanghyun KIM ,  Wonkyun LEE

IPC: H01M8/1004 ,  H01M4/92

Abstract: The present specification relates to a carrier-nanoparticle complex, a catalyst including the same, an electrochemical cell or a fuel cell including the catalyst, and a method for preparing the same.