Patents by Inventor Seong Kyun KANG

Seong Kyun KANG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240047687
    Abstract: A conductive material dispersion includes a carbon-based conductive material, a main dispersant, an auxiliary dispersant, and a dispersion medium, wherein the main dispersant is a nitrile-based copolymer and the auxiliary dispersant is a copolymer including an oxyalkylene unit and at least one selected from the group consisting of a styrene unit and an alkylene unit.
    Type: Application
    Filed: October 9, 2023
    Publication date: February 8, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
  • Patent number: 11824200
    Abstract: A conductive material dispersion includes a carbon-based conductive material, a main dispersant, an auxiliary dispersant, and a dispersion medium, wherein the main dispersant is a nitrile-based copolymer and the auxiliary dispersant is a copolymer including an oxyalkylene unit and at least one selected from the group consisting of a styrene unit and an alkylene unit.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: November 21, 2023
    Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
  • Patent number: 11424495
    Abstract: The present application can provide a battery module, a method for manufacturing method the same and a thermally conductive material applied to the manufacturing method. The present application can provide a battery module having excellent output relative to volume and heat dissipation characteristics, with being manufactured in a simple process and at a low cost, a method for manufacturing the same, and a thermally conductive material applied to the manufacturing method.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: August 23, 2022
    Inventors: Yoon Gyung Cho, Eun Suk Park, Sang Min Park, Se Woo Yang, Seong Kyun Kang, Jae Hun Yang, Jae Min Lee, Kyung Yul Bae, Young Gil Kim, Gyu Jong Bae
  • Publication number: 20220209239
    Abstract: A conductive material dispersion includes a carbon-based conductive material, a main dispersant, an auxiliary dispersant, and a dispersion medium, wherein the main dispersant is a nitrile-based copolymer and the auxiliary dispersant is a copolymer including an oxyalkylene unit and at least one selected from the group consisting of a styrene unit and an alkylene unit.
    Type: Application
    Filed: May 12, 2020
    Publication date: June 30, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
  • Patent number: 11038223
    Abstract: The present application can provide a battery module, a method for manufacturing method the same and a thermally conductive material applied to the manufacturing method. The present application can provide a battery module having excellent output relative to volume and heat dissipation characteristics, with being manufactured in a simple process and at a low cost, a method for manufacturing the same, and a thermally conductive material applied to the manufacturing method.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: June 15, 2021
    Inventors: Yoon Gyung Cho, Eun Suk Park, Sang Min Park, Se Woo Yang, Seong Kyun Kang, Jae Hun Yang, Jae Min Lee, Kyung Yul Bae, Young Gil Kim, Gyu Jong Bae
  • Patent number: 10988656
    Abstract: A thermally conductive resin composition is disclosed herein. The thermally conductive resin composition exhibits high thermal conductivity while having excellent handling properties. In an embodiment, a resin composition includes a resin component and 600 parts by weight or more of a thermally conductive filler relative to 100 parts by weight of the resin component. The thermally conductive filler comprise 30 to 50 wt % of a first thermally conductive filler having a D50 particle diameter of 35 ?m or more, 25 to 45 wt % of a second thermally conductive filler having a D50 particle diameter in a range of 15 ?m to 30 ?m, and 15 to 35 wt % of a third thermally conductive filler having a D50 particle diameter of 1 to 4 ?m, based on the total weight of the thermally conductive filler.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: April 27, 2021
    Inventors: Seong Kyun Kang, Yoon Gyung Cho, Yang Gu Kang, Eun Suk Park, Sang Min Park, Se Woo Yang, Hyeon Choi
  • Publication number: 20200274213
    Abstract: The present application can provide a battery module, a method for manufacturing method the same and a thermally conductive material applied to the manufacturing method. The present application can provide a battery module having excellent output relative to volume and heat dissipation characteristics, with being manufactured in a simple process and at a low cost, a method for manufacturing the same, and a thermally conductive material applied to the manufacturing method.
    Type: Application
    Filed: May 1, 2020
    Publication date: August 27, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Yoon Gyung Cho, Eun Suk Park, Sang Min Park, Se Woo Yang, Seong Kyun Kang, Jae Hun Yang, Jae Min Lee, Kyung Yul Bae, Young Gil Kim, Gyu Jong Bae
  • Patent number: 10655018
    Abstract: Disclosed are a silica sol composition including silica, an anionic dispersant, a cationic dispersant, an epoxy silane coupling agent, and an organic solvent, and a method for preparing the same. In the silica sol composition, a uniform surface modification of silica particles may be achieved by using an anionic dispersant and a cationic dispersant, and it is possible to effectively enhance the compatibility between a silica filler whose surface is modified with an epoxy group and a resin which is an underfill composition.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: May 19, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hee-Jung Choi, Seong-Kyun Kang, Hyeon Choi, Jong-Won Lee
  • Publication number: 20190309207
    Abstract: A thermally conductive resin composition is disclosed herein. The thermally conductive resin composition exhibits high thermal conductivity while having excellent handling properties. In an embodiment, a resin composition includes a resin component and 600 parts by weight or more of a thermally conductive filler relative to 100 parts by weight of the resin component. The thermally conductive filler comprise 30 to 50 wt % of a first thermally conductive filler having a D50 particle diameter of 35 ?m or more, 25 to 45 wt % of a second thermally conductive filler having a D50 particle diameter in a range of 15 ?m to 30 ?m, and 15 to 35 wt % of a third thermally conductive filler having a D50 particle diameter of 1 to 4 ?m, based on the total weight of the thermally conductive filler.
    Type: Application
    Filed: May 15, 2018
    Publication date: October 10, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Seong Kyun Kang, Yoon Gyung Cho, Yang Gu Kang, Eun Suk Park, Sang Min Park, Se Woo Yang, Hyeon Choi
  • Patent number: 10329438
    Abstract: Disclosed are a silica sol composition including silica, an anionic dispersant, two or more epoxy silane coupling agents, and an organic solvent, and a method for preparing the same. In the silica sol composition, a uniform surface modification of silica particles may be achieved by using an anionic dispersant and two or more epoxy silane coupling agents, and it is possible to effectively enhance the compatibility between a silica filler whose surface is modified with an epoxy group and a resin which is an underfill composition.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: June 25, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hee-Jung Choi, Hyung-Kee Kim, Seong-Kyun Kang, Hyeon Choi
  • Patent number: 10100147
    Abstract: An organic zinc catalyst having more uniform and fine particle size and showing more improved activity in a polymerization process for the preparation of a poly(alkylene carbonate) resin and a preparation method thereof, and a method of preparing a poly(alkylene carbonate) resin using the organic zinc catalyst, are provided. The preparation method of the organic zinc catalyst includes the steps of surface-treating a zinc precursor with a dispersant, and reacting the surface-treated zinc precursor with dicarboxylic acid to form a zinc dicarboxylate-based catalyst.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: October 16, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Seong Kyun Kang, Sung-Kyoung Kim, Jun Wye Lee, Eun Kyoung Park, Seung Young Park, Hyeon Choi
  • Patent number: 10047032
    Abstract: The present invention relates to a preparation method of an organic zinc catalyst capable of preparing an organic zinc catalyst having a finer and more uniform particle size and more improved activity during a polymerization process for preparing a poly(alkylene carbonate) resin, and a preparation method of a poly(alkylene carbonate) resin using the organic zinc catalyst. The preparation method of an organic zinc catalyst includes reacting a zinc precursor and a dicarboxylic acid in the presence of a dispersant to form a zinc dicarboxylate-based catalyst, wherein a reaction step is performed under a condition at which the number of moles of the dicarboxylic acid present in a reaction system is larger than that of the zinc precursor throughout the entire reaction step.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: August 14, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Sung Kyoung Kim, Seong Kyun Kang, Jun Wye Lee, Seung Young Park, Hyeon Choi
  • Publication number: 20180183117
    Abstract: The present application can provide a battery module, a method for manufacturing method the same and a thermally conductive material applied to the manufacturing method. The present application can provide a battery module having excellent output relative to volume and heat dissipation characteristics, with being manufactured in a simple process and at a low cost, a method for manufacturing the same, and a thermally conductive material applied to the manufacturing method.
    Type: Application
    Filed: June 13, 2016
    Publication date: June 28, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Yoon Gyung Cho, Eun Suk Park, Sang Min Park, Se Woo Yang, Seong Kyun Kang, Jae Hun Yang, Jae Min Lee, Kyung Yul Bae, Young Gil Kim, Gyu Jong Bae
  • Patent number: 9803048
    Abstract: An organic zinc catalyst and a preparation method thereof are provided. According to the present invention, the organic zinc catalyst has a smaller thickness and a larger surface area to exhibit more improved activity in polymerization for the preparation of a poly(alkylene carbonate) resin.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: October 31, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Seong Kyun Kang, Hyun Ju Cho, Sung-Kyoung Kim, Jong Won Lee, Seung Young Park, Hyeon Choi
  • Patent number: 9732187
    Abstract: The present invention relates to a manufacturing method of a polyalkylene carbonate resin capable of suppressing agglomeration among catalyst particles during polymerization to maintain an excellent catalytic activity in a polymerization process, wherein the manufacturing method of a polyalkylene carbonate resin may include polymerizing epoxide and a monomer including carbon dioxide in the presence of a zinc dicarboxylate-based organic zinc catalyst and a dispersant, and the dispersant may include at least one selected from the group consisting of C1-C10 alkyl acrylate, C1-C10 alkyl methacrylate, C1-C20 monocarboxylic acid having an oxo group in a molecular structure, and a polyether-based polymer having C2-C6 alkylene oxide repeating units.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: August 15, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Sung-Kyoung Kim, Hyun Ju Cho, Seong Kyun Kang, Seung Young Park, Hyeon Choi
  • Publication number: 20170088721
    Abstract: Disclosed are a silica sol composition including silica, an anionic dispersant, two or more epoxy silane coupling agents, and an organic solvent, and a method for preparing the same. In the silica sol composition, a uniform surface modification of silica particles may be achieved by using an anionic dispersant and two or more epoxy silane coupling agents, and it is possible to effectively enhance the compatibility between a silica filler whose surface is modified with an epoxy group and a resin which is an underfill composition.
    Type: Application
    Filed: May 29, 2015
    Publication date: March 30, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Hee-Jung CHOI, Hyung-Kee KIM, Seong-Kyun KANG, Hyeon CHOI
  • Publication number: 20170037265
    Abstract: Disclosed are a silica sol composition including silica, an anionic dispersant, a cationic dispersant, an epoxy silane coupling agent, and an organic solvent, and a method for preparing the same. In the silica sol composition, a uniform surface modification of silica particles may be achieved by using an anionic dispersant and a cationic dispersant, and it is possible to effectively enhance the compatibility between a silica filler whose surface is modified with an epoxy group and a resin which is an underfill composition.
    Type: Application
    Filed: April 3, 2015
    Publication date: February 9, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Hee-Jung CHOI, Seong-Kyun KANG, Hyeon CHOI, Jong-Won LEE
  • Publication number: 20170029563
    Abstract: An organic zinc catalyst having more uniform and fine particle size and showing more improved activity in a polymerization process for the preparation of a poly(alkylene carbonate) resin and a preparation method thereof, and a method of preparing a poly(alkylene carbonate) resin using the organic zinc catalyst, are provided. The preparation method of the organic zinc catalyst includes the steps of surface-treating a zinc precursor with a dispersant, and reacting the surface-treated zinc precursor with dicarboxylic acid to form a zinc dicarboxylate-based catalyst.
    Type: Application
    Filed: June 12, 2015
    Publication date: February 2, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Seong Kyun KANG, Sung-Kyoung KIM, Jun Wye LEE, Eun Kyoung PARK, Seung Young PARK, Hyeon CHOI
  • Publication number: 20160289379
    Abstract: The present invention relates to a manufacturing method of a polyalkylene carbonate resin capable of suppressing agglomeration among catalyst particles during polymerization to maintain an excellent catalytic activity in a polymerization process, wherein the manufacturing method of a polyalkylene carbonate resin may include polymerizing epoxide and a monomer including carbon dioxide in the presence of a zinc dicarboxylate-based organic zinc catalyst and a dispersant, and the dispersant may include at least one selected from the group consisting of C1-C10 alkyl acrylate, C1-C10 alkyl methacrylate, C1-C20 monocarboxylic acid having an oxo group in a molecular structure, and a polyether-based polymer having C2-C6 alkylene oxide repeating units.
    Type: Application
    Filed: November 18, 2014
    Publication date: October 6, 2016
    Inventors: Sung-Kyoung KIM, Hyun Ju CHO, Seong Kyun KANG, Seung Young PARK, Hyeon CHOI
  • Publication number: 20160222159
    Abstract: An organic zinc catalyst and a preparation method thereof are provided. According to the present invention, the organic zinc catalyst has a smaller thickness and a larger surface area to exhibit more improved activity in polymerization for the preparation of a poly(alkylene carbonate) resin.
    Type: Application
    Filed: October 30, 2014
    Publication date: August 4, 2016
    Applicant: LTD CHEM, LTD.
    Inventors: Seong Kyun KANG, Hyun Ju CHO, Sung-Kyoung KIM, Jong Won LEE, Seung Young PARK, Hyeon CHOI