Patents by Inventor Jeong Ae Yoon

Jeong Ae Yoon 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).

  • Patent number: 11976218
    Abstract: The present application relates to a cathode, a method of manufacturing the same, and a battery including the same. The present application may provide a cathode and a method of manufacturing the same, wherein the cathode comprises an active material layer that contains an acrylic polymer and exhibits excellent resistance to an electrolyte, excellent dispersion of its components and great adhesion to a current collector.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: May 7, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jeong Ae Yoon, Han Na Chi, Sung Soo Yoon, Su Jee Kwon
  • Patent number: 11919996
    Abstract: The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: March 5, 2024
    Assignees: LG ENERGY SOLUTION, LTD., REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Joon Koo Kang, Jeong Ae Yoon, Jong Heon Kwak, Sung Soo Yoon, Jinsang Kim
  • Publication number: 20240014443
    Abstract: The present invention relates to a compound having a cyclic sulfur oxide structure, and a non-aqueous electrolyte solution additive, a non-aqueous electrolyte solution, and a lithium secondary battery which include the same, wherein the lithium secondary battery of the present invention may achieve improved effects in terms of high-temperature stability and gas generation while being able to achieve stable performance for a long time.
    Type: Application
    Filed: March 28, 2022
    Publication date: January 11, 2024
    Applicants: LG Chem, Ltd., LG Energy Solution, Ltd.
    Inventors: Su Jeong Kim, Jeong Ae Yoon, Jung Min Lee, Mi Sook Lee, Won Kyun Lee, Duk Hun Jang, Chan Woo Noh, Chul Eun Yeom, Kyoung Hoon Kim, Chul Haeng Lee
  • Patent number: 11773212
    Abstract: The present application can provide a preparation method capable of preparing a desired polymer or conductive polymer film with excellent polymerization efficiency and conversion rates without consumption or modulation in the polymerization process, and a polymer and a conductive polymer film formed by the method. The present application can provide a method for preparing a polymer or a conductive polymer film having a desired level of transparency and conductivity, wherein desired physical properties such as solubility in a solvent or resistance to a solvent are effectively imparted thereto as necessary, and a polymer and a conductive polymer film formed by the method.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: October 3, 2023
    Assignees: LG ENERGY SOLUTION, LTD., THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Joon Koo Kang, Jinsang Kim, Jeong Ae Yoon, Sung Soo Yoon, Jong Heon Kwak
  • Publication number: 20230299348
    Abstract: The present invention relates to a non-aqueous electrolyte solution additive capable of improving lifespan characteristics of a lithium secondary battery by forming a solid-electrolyte interphase that is stable even at a high temperature and has low resistance when applied to a non-aqueous electrolyte solution, and relates to a non-aqueous electrolyte solution additive including a sultone-based compound represented by Formula I, a non-aqueous electrolyte solution including the same, and a lithium secondary battery.
    Type: Application
    Filed: September 15, 2021
    Publication date: September 21, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jung Keun Kim, Young Min Lim, Won Kyun Lee, Duk Hun Jang, Chan Woo Noh, Chul Eun Yeom, Jeong Ae Yoon, Kyoung Hoon Kim, Chul Haeng Lee, Shul Kee Kim, Young Cheol Choi
  • Patent number: 11611080
    Abstract: 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: Grant
    Filed: September 17, 2018
    Date of Patent: March 21, 2023
    Assignee: 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
  • Publication number: 20220340702
    Abstract: The present invention discloses a copolymer for a polymer electrolyte, and a gel polymer electrolyte and a lithium secondary battery which include the same. Specifically, the present invention discloses a copolymer for a polymer electrolyte, which includes (A) a fluorine-based polymer, and (B) a unit derived from an acrylate-based monomer or an acrylate-based polymer, wherein the unit derived from the acrylate-based monomer or the acrylate-based polymer is grafted on the fluorine-based polymer, and a weight ratio of the fluorine-based polymer to the unit derived from the acrylate-based monomer or the acrylate-based polymer is in a range of 1:99 to 40:60, and a gel polymer electrolyte in which lithium ion transfer capability is improved by including the same. Also, the present invention may prepare a lithium secondary battery in which high-temperature safety is improved by including the gel polymer electrolyte.
    Type: Application
    Filed: August 7, 2020
    Publication date: October 27, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sol Ji PARK, Jeong Ae YOON, Kyoung Ho AHN, Su Jeong KIM, Chul Haeng LEE, Sung Soo YOON
  • Publication number: 20220285791
    Abstract: A separator for a secondary battery, including: a porous polymer substrate having a plurality of pores; and a porous coating layer on at least one surface of the porous polymer substrate, the porous coating layer including a plurality of inorganic particles, a binder polymer and a urethane bond-containing crosslinked polymer. The binder polymer and the urethane bond-containing crosslinked polymer are on at least a part of the surface of the inorganic particles to connect and fix the inorganic particles with one another. The urethane bond-containing crosslinked polymer has a weight average molecular weight of 100,000-5,000,000, and the urethane bond-containing crosslinked polymer is present in an amount of 6 parts by weight to 60 parts by weight based on 100 parts by weight of the total weight of the binder polymer and the urethane bond-containing crosslinked polymer.
    Type: Application
    Filed: July 6, 2020
    Publication date: September 8, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hye-Jin KWON, Su-Jin YOON, Jong-Heon KWAK, Jeong-Ae YOON
  • Publication number: 20220246984
    Abstract: The present invention discloses a copolymer for a polymer electrolyte, and a gel polymer electrolyte and a lithium secondary battery which include the same. Specifically, the present invention discloses a copolymer for a polymer electrolyte, which includes a fluorine-based polymer main chain and a unit derived from an acrylate-based monomer or an acrylate-based polymer containing an ion conductive functional group grafted to the fluorine-based polymer main chain, and a gel polymer electrolyte in which lithium ion transfer capability is improved by including the same. Also, the present invention may prepare a lithium secondary battery with enhanced high-temperature safety by including the gel polymer electrolyte.
    Type: Application
    Filed: August 7, 2020
    Publication date: August 4, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sol Ji PARK, Su Jeong KIM, Jeong Ae YOON, Kyoung Ho AHN, Chul Haeng LEE, Sung Soo YOON
  • Publication number: 20220243003
    Abstract: The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.
    Type: Application
    Filed: April 20, 2022
    Publication date: August 4, 2022
    Inventors: Joon Koo Kang, Jeong Ae Yoon, Jong Heon Kwak, Sung Soo Yoon, Jinsang Kim
  • Patent number: 11339246
    Abstract: The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: May 24, 2022
    Assignees: LG ENERGY SOLUTION, LTD., REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Joon Koo Kang, Jeong Ae Yoon, Jong Heon Kwak, Sung Soo Yoon, Jinsang Kim
  • Patent number: 11214759
    Abstract: A polymerizable composition, polymer capsules and a fabric softener composition are provided. The fabric softener composition includes polymer capsules in which cationic groups are introduced on the surfaces thereof, so that early release of a fragrance can be suppressed and aromas can be generated depending on rupture of a shell material of the polymer capsules by light friction at certain times. In addition, the polymer capsules have high adhesion to fibers and are not attached to fibers during washing to minimize the discharged fragrance, so that sufficient aromas can be provided even if a small amount of fragrance is used.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: January 4, 2022
    Inventors: Jeong Ae Yoon, Su Jeong Kim, Su Jee Kwon, Sung Soo Yoon, Yun Jin Cho, Se Hoon Kim, Mi Ae Park, Kyung On Cha
  • Patent number: 11180597
    Abstract: 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: Grant
    Filed: September 7, 2017
    Date of Patent: November 23, 2021
    Assignee: 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
  • Patent number: 11160755
    Abstract: 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: Grant
    Filed: June 16, 2017
    Date of Patent: November 2, 2021
    Assignees: 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
  • Publication number: 20210299026
    Abstract: The present disclosure relates to a hair styling composition. According to one example of the present disclosure, there is provided a hair styling composition having a little beading phenomenon or flaking phenomenon as well as excellent style holding force of the set hair, and capable of providing excellent detergency even after use.
    Type: Application
    Filed: July 16, 2019
    Publication date: September 30, 2021
    Inventors: Su Jee KWON, Hwa Choon CHOI, Jeong Ae YOON, In Ho LEE, Sung Soo YOON
  • Publication number: 20210284790
    Abstract: The present application can provide a preparation method capable of preparing a desired polymer or conductive polymer film with excellent polymerization efficiency and conversion rates without consumption or modulation in the polymerization process, and a polymer and a conductive polymer film formed by the method. The present application can provide a method for preparing a polymer or a conductive polymer film having a desired level of transparency and conductivity, wherein desired physical properties such as solubility in a solvent or resistance to a solvent are effectively imparted thereto as necessary, and a polymer and a conductive polymer film formed by the method.
    Type: Application
    Filed: March 3, 2020
    Publication date: September 16, 2021
    Inventors: Joon Koo Kang, Jinsang KIM, Jeong Ae YOON, Sung Soo YOON, Jong Heon KWAK
  • Publication number: 20210277177
    Abstract: The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.
    Type: Application
    Filed: March 3, 2020
    Publication date: September 9, 2021
    Inventors: Joon Koo Kang, Jeong Ae Yoon, Jong Heon Kwak, Sung Soo Yoon, Jinsang Kim
  • Patent number: 11072689
    Abstract: 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: Grant
    Filed: October 30, 2017
    Date of Patent: July 27, 2021
    Assignee: 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
  • Patent number: 11034786
    Abstract: 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: Grant
    Filed: June 16, 2017
    Date of Patent: June 15, 2021
    Assignees: 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
  • Patent number: 10968372
    Abstract: 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: Grant
    Filed: September 22, 2017
    Date of Patent: April 6, 2021
    Inventors: 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