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: 20240047687Abstract: 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: ApplicationFiled: October 9, 2023Publication date: February 8, 2024Applicant: LG Energy Solution, Ltd.Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
-
Patent number: 11824200Abstract: 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: GrantFiled: May 12, 2020Date of Patent: November 21, 2023Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
-
Patent number: 11424495Abstract: 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: GrantFiled: May 1, 2020Date of Patent: August 23, 2022Inventors: 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: 20220209239Abstract: 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: ApplicationFiled: May 12, 2020Publication date: June 30, 2022Applicant: LG Energy Solution, Ltd.Inventors: Dong Hyun Kim, Houng Sik Yoo, Seong Kyun Kang, Gye Min Kwon, Hyeon Choi
-
Patent number: 11038223Abstract: 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: GrantFiled: June 13, 2016Date of Patent: June 15, 2021Inventors: 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: 10988656Abstract: 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: GrantFiled: May 15, 2018Date of Patent: April 27, 2021Inventors: Seong Kyun Kang, Yoon Gyung Cho, Yang Gu Kang, Eun Suk Park, Sang Min Park, Se Woo Yang, Hyeon Choi
-
Publication number: 20200274213Abstract: 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: ApplicationFiled: May 1, 2020Publication date: August 27, 2020Applicant: 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: 10655018Abstract: 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: GrantFiled: April 3, 2015Date of Patent: May 19, 2020Assignee: LG CHEM, LTD.Inventors: Hee-Jung Choi, Seong-Kyun Kang, Hyeon Choi, Jong-Won Lee
-
Publication number: 20190309207Abstract: 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: ApplicationFiled: May 15, 2018Publication date: October 10, 2019Applicant: 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: 10329438Abstract: 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: GrantFiled: May 29, 2015Date of Patent: June 25, 2019Assignee: LG CHEM, LTD.Inventors: Hee-Jung Choi, Hyung-Kee Kim, Seong-Kyun Kang, Hyeon Choi
-
Patent number: 10100147Abstract: 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: GrantFiled: June 12, 2015Date of Patent: October 16, 2018Assignee: LG CHEM, LTD.Inventors: Seong Kyun Kang, Sung-Kyoung Kim, Jun Wye Lee, Eun Kyoung Park, Seung Young Park, Hyeon Choi
-
Patent number: 10047032Abstract: 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: GrantFiled: June 9, 2015Date of Patent: August 14, 2018Assignee: LG Chem, Ltd.Inventors: Sung Kyoung Kim, Seong Kyun Kang, Jun Wye Lee, Seung Young Park, Hyeon Choi
-
Publication number: 20180183117Abstract: 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: ApplicationFiled: June 13, 2016Publication date: June 28, 2018Applicant: 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: 9803048Abstract: 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: GrantFiled: October 30, 2014Date of Patent: October 31, 2017Assignee: LG Chem, Ltd.Inventors: Seong Kyun Kang, Hyun Ju Cho, Sung-Kyoung Kim, Jong Won Lee, Seung Young Park, Hyeon Choi
-
Patent number: 9732187Abstract: 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: GrantFiled: November 18, 2014Date of Patent: August 15, 2017Assignee: LG Chem, Ltd.Inventors: Sung-Kyoung Kim, Hyun Ju Cho, Seong Kyun Kang, Seung Young Park, Hyeon Choi
-
Publication number: 20170088721Abstract: 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: ApplicationFiled: May 29, 2015Publication date: March 30, 2017Applicant: LG CHEM, LTD.Inventors: Hee-Jung CHOI, Hyung-Kee KIM, Seong-Kyun KANG, Hyeon CHOI
-
Publication number: 20170037265Abstract: 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: ApplicationFiled: April 3, 2015Publication date: February 9, 2017Applicant: LG CHEM, LTD.Inventors: Hee-Jung CHOI, Seong-Kyun KANG, Hyeon CHOI, Jong-Won LEE
-
Publication number: 20170029563Abstract: 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: ApplicationFiled: June 12, 2015Publication date: February 2, 2017Applicant: LG CHEM, LTD.Inventors: Seong Kyun KANG, Sung-Kyoung KIM, Jun Wye LEE, Eun Kyoung PARK, Seung Young PARK, Hyeon CHOI
-
Publication number: 20160289379Abstract: 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: ApplicationFiled: November 18, 2014Publication date: October 6, 2016Inventors: Sung-Kyoung KIM, Hyun Ju CHO, Seong Kyun KANG, Seung Young PARK, Hyeon CHOI
-
Publication number: 20160222159Abstract: 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: ApplicationFiled: October 30, 2014Publication date: August 4, 2016Applicant: LTD CHEM, LTD.Inventors: Seong Kyun KANG, Hyun Ju CHO, Sung-Kyoung KIM, Jong Won LEE, Seung Young PARK, Hyeon CHOI