Patents by Inventor Kyung Oh Kim
Kyung Oh Kim 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).
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Publication number: 20240103583Abstract: A display device includes a display panel that includes a foldable area and a non-foldable area adjacent to the foldable area, and a first support member disposed under the display panel. The first support member includes a fabric that includes a flexible portion that overlaps the foldable area and a rigid portion that overlaps the non-foldable area. The rigid portion is woven differently from the flexible portion and contains fiber reinforced plastic.Type: ApplicationFiled: June 23, 2023Publication date: March 28, 2024Inventors: KYUNG-MAN KIM, CHAN-JAE PARK, SUNOK OH
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Patent number: 11932618Abstract: Disclosed are novel compounds of Chemical Formula 1, optical isomers of the compounds, and pharmaceutically acceptable salts of the compounds or the optical isomers. The compounds, isomers, and salts exhibit excellent activity as GLP-1 receptor agonists. In particular, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used as therapeutic agents for metabolic diseases. Moreover, they exhibit excellent pharmacological safety for cardiovascular systems.Type: GrantFiled: March 13, 2023Date of Patent: March 19, 2024Assignee: ILDONG PHARMACEUTICAL CO., LTD.Inventors: Hong Chul Yoon, Kyung Mi An, Myong Jae Lee, Jin Hee Lee, Jeong-geun Kim, A-rang Im, Woo Jin Jeon, Jin Ah Jeong, Jaeho Heo, Changhee Hong, Kyeojin Kim, Jung-Eun Park, Te-ik Sohn, Changmok Oh, Da Hae Hong, Sung Wook Kwon, Jung Ho Kim, Jae Eui Shin, Yeongran Yoo, Min Whan Chang, Eun Hye Jang, In-gyu Je, Ji Hye Choi, Gunhee Kim, Yearin Jun
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Patent number: 11862791Abstract: A lithium electrode and a lithium secondary battery the same are disclosed. More specifically, a lithium electrode is disclosed that can increase the lifetime of the battery by providing a protective layer containing a copolymer containing an acetal functional group forming a stable SEI layer through a chemical reaction with lithium metal and a fluorine-based functional group capable of forming a LiF-rich SEI layer on the surface of the lithium metal to inhibit the formation of lithium dendrite and inhibit the side reaction of lithium metal and electrolyte solution.Type: GrantFiled: July 25, 2019Date of Patent: January 2, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kihyun Kim, Kyung Oh Kim, Yeyoung Ha
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Patent number: 11780945Abstract: A binder for preparing a positive electrode of a lithium-sulfur secondary battery, a composition including the binder, a positive electrode including the composition and a lithium-sulfur secondary battery including the positive electrode. The binder includes an acrylic polymer, and the acrylic polymer includes a unit formed from a hydroxyphenyl-based monomer or a disulfide-based monomer. The acrylic polymer may include 1 to 20 wt. % of units formed from the hydroxyphenyl-based monomer. The acrylic polymer may include 1 to 20 wt. % of units formed from the disulfide-based monomer. Such a battery has increased long-term stability due to suppression of leaching of the sulfur-based materials by absorption of lithium polysulfides.Type: GrantFiled: September 18, 2018Date of Patent: October 10, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Choonghyeon Lee, Kyung Oh Kim, Doo Kyung Yang, Sung Soo Yoon
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Patent number: 11611080Abstract: The present application relates to a binder. The present application can provide a binder which can be applied to production of silicon series negative electrodes to cope well with shrinkage and expansion by repeated charge and discharge, and has excellent binding force between active materials and adhesive force to a current collector, and an active material composition, an electrode and a secondary battery, comprising the same.Type: GrantFiled: September 17, 2018Date of Patent: March 21, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kyung Oh Kim, Jeong Ae Yoon, Sung Soo Yoon, Jang Bae Kim, Su Jee Kwon, Jong Hyun Chae, Jong Heon Kwak
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Publication number: 20220331260Abstract: According to the present disclosure, a method of preparing polymeric microparticles comprising further crosslinking with an organic crosslinking agent after crosslinking with metal ions, polymeric microparticles, medical compositions, cosmetic compositions, medical articles and cosmetic articles comprising the same can be provided.Type: ApplicationFiled: June 1, 2021Publication date: October 20, 2022Applicant: LG CHEM, LTD.Inventors: Yunseop KIM, Jung Youn SHIN, Chanjoong KIM, Jee Seon KIM, Kyung Oh KIM, Je Young RYU
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Publication number: 20220310995Abstract: The present invention relates to a positive electrode material, which includes a positive electrode active material, and a coating layer formed on a surface of the positive electrode active material, wherein the coating layer has a form in which polyimide is dispersed and distributed in an island shape, and a method of preparing the same.Type: ApplicationFiled: July 14, 2020Publication date: September 29, 2022Applicant: LG Chem, Ltd.Inventors: Jung Ho Lim, Hang Ah Park, Kyung Oh Kim, Kang Hyeon Lee, Jong Pil Kim
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Patent number: 11417909Abstract: A solid electrolyte composition for a lithium secondary battery including a fluorine-based polymer having grafted thereon a unit comprising alkylene oxide group and a crosslinkable functional group. The polymer may be formed by a process including grafting a monomer on a fluorine-based polymer, where the monomer includes alkylene oxide group and a crosslinkable functional group. Also disclosed is a solid electrolyte for a secondary battery formed by thermally curing the composition. By graft copolymerizing a monomer including alkylene oxide group and a crosslinkable functional group on a fluorine-based polymer having high lithium ion conductivity, the solid electrolyte is capable of providing a solid electrolyte for a secondary battery having significantly enhanced solid electrolyte ion conductivity and electrochemical stability.Type: GrantFiled: July 20, 2018Date of Patent: August 16, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Sujee Kwon, Jeongae Yoon, Sung Soo Yoon, Kyung Oh Kim, Jonghyun Chae, Yeonju Lee, Daeil Kim, Lucia Kim, Jongheon Kwak
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Patent number: 11180597Abstract: The present invention relates to a polymer composition, an optical laminate and a display device, and can provide a polymer composition capable of forming a pressure-sensitive adhesive layer which has excellent workability, durability and dimensional stability and is capable of effectively alleviating the bending phenomenon of the display, through a polymer capable of forming a physically cross-linked structure together with a chemically cross-linked structure. In addition, the present invention can provide an optical laminate comprising a cross-linked product of the polymer composition and a display device comprising the same.Type: GrantFiled: September 7, 2017Date of Patent: November 23, 2021Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.Inventors: Jeong Ae Yoon, Su Jeong Kim, Sung Soo Yoon, Han Na Chi, Sang Ha Son, Su Jee Kwon, Chang Hwan Ju, Geun Ho Park, Kyung Oh Kim
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Publication number: 20210359299Abstract: A lithium electrode and a lithium secondary battery the same are disclosed. More specifically, a lithium electrode is disclosed that can increase the lifetime of the battery by providing a protective layer containing a copolymer containing an acetal functional group forming a stable SEI layer through a chemical reaction with lithium metal and a fluorine-based functional group capable of forming a LiF-rich SEI layer on the surface of the lithium metal to inhibit the formation of lithium dendrite and inhibit the side reaction of lithium metal and electrolyte solution.Type: ApplicationFiled: July 25, 2019Publication date: November 18, 2021Applicant: LG CHEM, LTD.Inventors: Kihyun KIM, Kyung Oh KIM, Yeyoung HA
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Patent number: 11160755Abstract: The present application relates to an amphiphilic polymer and a method for producing the same. The present application also relates to micelles comprising the amphiphilic polymer and a method for producing the same. The amphiphilic polymer of the present application can have excellent dispersion properties while effectively encapsulating the drug.Type: GrantFiled: June 16, 2017Date of Patent: November 2, 2021Assignees: LG Chem, Ltd., LG Household & Health Care Ltd.Inventors: Su Jeong Kim, Jeong Ae Yoon, Sun Hwa Lee, Woo Sun Shim, Sung Soo Yoon, Chang Hwan Ju, Kyung Oh Kim, Jung A Kim, Nae Gyu Kang
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Patent number: 11072689Abstract: The present application relates to a gel polymer electrolyte, a method for producing a gel polymer electrolyte, and an electrochromic device comprising the same. As the gel polymer electrolyte comprises a block copolymer, the present application can simultaneously satisfy high ionic conductivity, low turbidity and adhesiveness.Type: GrantFiled: October 30, 2017Date of Patent: July 27, 2021Assignee: LG CHEM, LTD.Inventors: Kyung Oh Kim, Sa Rah Kim, Ji Yeon Kim, Sung Soo Yoon, Su Hee Lee, Su Jeong Kim, Jeong Ae Yoon
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Patent number: 11034786Abstract: The present application relates to an amphiphilic triblock polymer and micelles comprising the amphiphilic triblock polymer. The amphiphilic triblock polymer of the present application can have excellent dispersion properties and excellent water solubility while effectively encapsulating the drug.Type: GrantFiled: June 16, 2017Date of Patent: June 15, 2021Assignees: LG Chem, Ltd., LG Household & Health Care Ltd.Inventors: Kyung Oh Kim, Su Jeong Kim, Sun Hwa Lee, Woo Sun Shim, Jeong Ae Yoon, Sung Soo Yoon, Chang Hwan Ju, Jung A Kim, Nae Gyu Kang
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Patent number: 11031598Abstract: A binder for a positive electrode of a lithium-sulfur secondary battery, including an acrylic polymer including an acrylic monomer polymerized unit, a non-acrylic monomer polymerized unit and a redox monomer polymerized unit, as well as a positive electrode active layer, a positive electrode and a lithium-sulfur secondary battery manufactured using the binder. The acrylic polymer contains at least 30 wt. % of the acrylic monomer polymerized unit.Type: GrantFiled: May 31, 2018Date of Patent: June 8, 2021Assignee: LG CHEM, LTD.Inventors: Kyung Oh Kim, Choonghyeon Lee, Jeongae Yoon, Sujee Kwon, Doo Kyung Yang, Sung Soo Yoon
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Patent number: 10968372Abstract: A pressure-sensitive adhesive composition that improves not only durability but also bending characteristics of a polarizing plate, an optical laminate and a polarizing plate, both of which are prepared with said pressure-sensitive adhesive composition, and a display device comprising the optical laminate and the polarizing plate.Type: GrantFiled: September 22, 2017Date of Patent: April 6, 2021Inventors: Geun Ho Park, Sang Ha Son, Sung Soo Yoon, Han Na Chi, Su Jee Kwon, Jeong Ae Yoon, Su Jeong Kim, Chang Hwan Ju, Kyung Oh Kim
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Publication number: 20210083292Abstract: A binder for a lithium-sulfur secondary battery and a lithium-sulfur secondary battery including the same. The binder includes a copolymer having a first polymerization unit derived from a first monomer and a second polymerization unit derived from a second monomer. The first monomer is alkyl acrylate having at least one functional group or alkyl methacrylate having at least one functional group. The second monomer is acrylic acid or methacrylic acid. The at least one functional group in the first monomer is a functional group having a single or repeated structure of a hydroxy group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms, a thiol group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms, or an amino group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms. The second polymerization unit may have a lithiated form.Type: ApplicationFiled: April 11, 2019Publication date: March 18, 2021Applicant: LG CHEM, LTD.Inventors: Taek Gyoung KIM, Kyung Oh KIM, Doo Kyung YANG, Sung Soo YOON, Jeongae YOON
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Publication number: 20210028461Abstract: The present application relates to a binder. The present application can provide a binder which can be applied to production of silicon series negative electrodes to cope well with shrinkage and expansion by repeated charge and discharge, and has excellent binding force between active materials and adhesive force to a current collector, and an active material composition, an electrode and a secondary battery, comprising the same.Type: ApplicationFiled: September 17, 2018Publication date: January 28, 2021Applicant: LG CHEM, LTD.Inventors: Kyung Oh KIM, Jeong Ae YOON, Sung Soo YOON, Jang Bae KIM, Su Jee KWON, Jong Hyun CHAE, Jong Heon KWAK
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Publication number: 20200403242Abstract: An anode slurry composition that can be applied to the production of anodes to cope with shrinkage and expansion by repeated charge and discharge. The anode slurry composition also provides an excellent binding force between active materials and adhesive force to a current collector. An anode and a secondary battery comprising the anode slurry composition are also provided.Type: ApplicationFiled: April 22, 2019Publication date: December 24, 2020Applicant: LG CHEM, LTD.Inventors: Kyung Oh KIM, Jeong Ae YOON, Su Jee KWON, Sung Soo YOON
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Publication number: 20200323775Abstract: The present application relates to an amphiphilic polymer and a method for producing the same. The present application also relates to micelles comprising the amphiphilic polymer and a method for producing the same. The amphiphilic polymer of the present application can have excellent dispersion properties while effectively encapsulating the drug.Type: ApplicationFiled: June 16, 2017Publication date: October 15, 2020Inventors: Su Jeong KIM, Jeong Ae YOON, Sun Hwa LEE, Woo Sun SHIM, Sung Soo YOON, Chang Hwan JU, Kyung Oh KIM, Jung A KIM, Nae Gyu KANG
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Publication number: 20200317845Abstract: The present application relates to an amphiphilic triblock polymer and micelles comprising the amphiphilic triblock polymer. The amphiphilic triblock polymer of the present application can have excellent dispersion properties and excellent water solubility while effectively encapsulating the drug.Type: ApplicationFiled: June 16, 2017Publication date: October 8, 2020Inventors: Kyung Oh KIM, Su Jeong Kim, Sun Hwa Lee, Woo Sun Shim, Jeong Ae Yoon, Sung Soo Yoon, Chang Hwan Ju, Jung A Kim, Nae Gyu Kang