公开(公告)号：US20250055006A1

公开(公告)日：2025-02-13

申请号：US18713643

申请日：2022-11-23

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Hwa PARK ,  Dong Hoon LEE ,  Kum Suck SONG ,  Sung Hyun YUN ,  Seung Jib YUM ,  Chang Hoon OH ,  Hye Song LEE ,  Eun Su LEE

IPC: H01M8/1004 ,  H01M8/10 ,  H01M8/1023 ,  H01M8/1053 ,  H01M8/1062

Abstract: 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.

公开(公告)号：US20250132365A1

公开(公告)日：2025-04-24

申请号：US18705578

申请日：2022-11-24

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Hwa PARK ,  Dong Hoon LEE ,  Kum Suck SONG ,  Sung Hyun YUN ,  Seung Jib YUM ,  Chang Hoon OH ,  Hye Song LEE ,  Eun Su LEE

IPC: H01M8/106 ,  H01M8/10 ,  H01M8/1004 ,  H01M8/1053 ,  H01M8/1081

Abstract: 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.

公开(公告)号：US20220285715A1

公开(公告)日：2022-09-08

申请号：US17628345

申请日：2020-09-29

Applicant: KOLON INDUSTRIES, INC.

Inventor： Na Young KIM ,  Dong Hoon LEE ,  Eun Su LEE ,  Jung Hwa PARK ,  Seung Jib YUM ,  Chang Hoon OH ,  Hye Song LEE

IPC: H01M8/1039 ,  C08L81/06 ,  H01M8/1004 ,  H01M8/1067

Abstract: 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.

公开(公告)号：US20250015328A1

公开(公告)日：2025-01-09

申请号：US18709542

申请日：2022-11-16

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Hwa PARK ,  Donghoon LEE ,  Kum Suck SONG ,  Sung Hyun YUN ,  Seung Jib YUM ,  Chang Hoon OH ,  Hye Song LEE ,  Eun Su LEE

IPC: H01M8/1039 ,  H01M8/10 ,  H01M8/1004 ,  H01M8/1023 ,  H01M8/1048 ,  H01M8/1067

Abstract: The present disclosure relates to a polymer electrolyte membrane including an ion conductor wherein the polymer electrolyte membrane contains an antioxidant-releasing material.

公开(公告)号：US20240332581A1

公开(公告)日：2024-10-03

申请号：US18709853

申请日：2022-11-03

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Hwa PARK ,  Donghoon LEE ,  Eun Su LEE ,  Hye Song LEE

IPC: H01M8/1048 ,  H01M8/10 ,  H01M8/1004 ,  H01M8/1058

CPC classification number: H01M8/1048 ,  H01M8/1004 ,  H01M8/1058 ,  H01M2008/1095

Abstract: 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.

公开(公告)号：US20240113318A1

公开(公告)日：2024-04-04

申请号：US17767436

申请日：2021-09-17

Applicant: KOLON INDUSTRIES, INC.

Inventor： Eun Su LEE ,  Dong Hoon LEE ,  Na Young KIM ,  Jung Hwa PARK ,  Hye Song LEE

IPC: H01M8/1053 ,  H01M8/1004 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1058 ,  H01M8/1067

CPC classification number: H01M8/1053 ,  H01M8/1004 ,  H01M8/1027 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1058 ,  H01M8/1067 ,  H01M2008/1095

Abstract: 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.

公开(公告)号：US20230006232A1

公开(公告)日：2023-01-05

申请号：US17778843

申请日：2021-09-28

Applicant: KOLON INDUSTRIES, INC.

Inventor： Na Young KIM ,  Dong Hoon LEE ,  Eun Su LEE ,  Jung Hwa PARK ,  Hye Song LEE

IPC: H01M8/1058 ,  H01M8/1004 ,  H01M8/1069

Abstract: 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.