Patents by Inventor Bo-Kyung Ryu

Bo-Kyung Ryu 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: 20250062516
    Abstract: Example embodiments include a battery insulation sheet having a structure in which a first substrate, an aerogel layer, and a second substrate are laminated, wherein opposite surfaces of the aerogel layer is in contact with the first substrate or the second substrate adjacent thereto. Example embodiments also include a method of manufacturing a battery insulation sheet, and a battery module including the battery insulation sheet.
    Type: Application
    Filed: May 28, 2024
    Publication date: February 20, 2025
    Applicants: SAMSUNG SDI CO., LTD., DAEHYUP TECH CO., LTD.
    Inventors: Myung Heui WOO, Ha Na RA, Hye Jin PARK, Seung Yong YANG, Jae Hyun LEE, Bo Kyung RYU, Sang Hoon KIM, Jong Pil HWANG, Hyung Sek CHOI, Ho Joon KIM
  • Publication number: 20250038308
    Abstract: Examples of the disclosure include a battery module including a plurality of cells, an insulation sheet between the plurality of cells, the insulation sheet having an upper surface and a lower surface disposed so as to face cells adjacent thereto, respectively, and a refractory layer formed on at least one side surface part of a border side surface between the upper surface and the lower surface of the insulation sheet, wherein the refractory layer includes an inorganic binder. Examples of the disclosure also include a method of manufacturing the battery module, and a battery pack including the battery module.
    Type: Application
    Filed: May 24, 2024
    Publication date: January 30, 2025
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Jae Hyun LEE, Bo Kyung RYU, Seung Yong YANG, Hye Jin PARK, Ha Na RA, Myung Heui WOO, Sang Hoon KIM
  • Publication number: 20250038309
    Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including a reinforcement material including a first fibrous support and a second fibrous support, an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent, wherein the first fibrous support and the second fibrous support have different ingredients. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a method of manufacturing the battery insulation sheet.
    Type: Application
    Filed: May 28, 2024
    Publication date: January 30, 2025
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Jae Hyun LEE, Bo Kyung RYU, Seung Yong YANG, Hye Jin PARK, Ha Na RA, Myung Heui WOO, Sang Hoon KIM
  • Publication number: 20250038307
    Abstract: An aerogel composition for battery insulation sheets includes a reinforcement material including two or more fibrous supports, an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent, wherein the two or more fibrous supports have different aspect ratios (AR) as represented by Formula 1: AR=L/D,??Formula 1 where in Formula 1, L indicates an average length of a fibrous support of the two or more fibrous supports and D indicates an average diameter of the two or more fibrous supports.
    Type: Application
    Filed: May 21, 2024
    Publication date: January 30, 2025
    Inventors: Jae Hyun LEE, Bo Kyung RYU, Seung Yong YANG, Hye Jin PARK, Ha Na RA, Myung Heui WOO, Sang Hoon KIM
  • Publication number: 20240429542
    Abstract: Example embodiments include a battery module including a plurality of cells, an insulation sheet between the plurality of cells, the insulation sheet having an upper surface and a lower surface that face cells adjacent thereto, respectively, and a foam layer formed on two or more side surface portions, including an upper side surface portion, of a border side surface between the upper surface and the lower surface of the insulation sheet. Example embodiments also include a method of manufacturing the battery module, and a battery pack including the battery module.
    Type: Application
    Filed: April 26, 2024
    Publication date: December 26, 2024
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Seung Yong YANG, Myung Heui WOO, Ha Na RA, Bo Kyung RYU, Jae Hyun LEE, Hye Jin PARK
  • Publication number: 20240421382
    Abstract: Examples include an insulation sheet for batteries, the insulation sheet including an aerogel layer including an aerogel and a coating layer configured to cover substantially the entire surface of the aerogel layer. The coating layer includes a flexible polymer and a flame retardant dispersed in the flexible polymer, and the elastic modulus of the coating layer measured in accordance with ASTM D882 is about 8 MPa or less. Examples also include method of manufacturing the insulation sheet, and a battery module including the insulation sheet.
    Type: Application
    Filed: April 22, 2024
    Publication date: December 19, 2024
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Seung Yong YANG, Myung Heui WOO, Bo Kyung RYU, Ha Na RA, Jae Hyun LEE, Hye Jin PARK
  • Publication number: 20240421383
    Abstract: Example embodiments relate to a battery module including a plurality of cells and an insulation member provided between the plurality of cells, the insulation member having an upper surface and a lower surface disposed so as to face cells adjacent thereto, respectively. The insulation member includes a first insulation sheet, a second insulation sheet, and an expansion layer formed between the first insulation sheet and the second insulation sheet. Example embodiments also include a method of manufacturing a battery module, and a battery pack including a battery module.
    Type: Application
    Filed: April 26, 2024
    Publication date: December 19, 2024
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Seung Yong YANG, Myung Heui WOO, Bo Kyung RYU, Ha Na RA, Jae Hyun LEE, Hye Jin PARK
  • Publication number: 20240376305
    Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent. The binder includes a first binder including an aqueous polymer binder and a second binder including a fluorocarbon-based binder. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a battery module including the aerogel composition.
    Type: Application
    Filed: April 22, 2024
    Publication date: November 14, 2024
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Hye Jin PARK, Myung Heui WOO, Bo Kyung RYU, Seung Yong YANG, Ha Na RA, Jae Hyun LEE
  • Publication number: 20240376365
    Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including an aerogel, a functional material including a binder, a dispersant, or a combination thereof, a flame retardant including a phosphorus-based material, and a solvent. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a battery module including the aerogel composition.
    Type: Application
    Filed: April 24, 2024
    Publication date: November 14, 2024
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Hye Jin PARK, Myung Heui WOO, Bo Kyung RYU, Seung Yong YANG, Ha Na RA, Jae Hyun LEE
  • Publication number: 20240356100
    Abstract: A battery insulation sheet including an aerogel layer. The aerogel layer includes: a fibrillized polymer matrix comprising a dry binder; and aerogel particles distributed in the fibrillized polymer matrix.
    Type: Application
    Filed: April 18, 2024
    Publication date: October 24, 2024
    Inventors: Hye Jin PARK, Myung Heui WOO, Bo Kyung RYU, Seung Yong YANG, Jae Hyun LEE, Ha Na RA, Jung Hyo LEE, Hyun NAM, Jung Hyun NAM, Yun Sung YANG
  • Publication number: 20240347814
    Abstract: A battery insulation sheet includes a substrate, and an aerogel layer on the substrate, wherein the aerogel layer includes a fibrous support; an aerogel; and a functional material including a binder, a dispersant, or a combination thereof, and satisfies Formula 1 below: 50 ? A ? 100 , 000 , A = T i / D s , Formula ? 1 wherein, in Formula 1, Ti denotes a thickness of the aerogel layer, and Ds denotes an average diameter of the fibrous support.
    Type: Application
    Filed: August 3, 2023
    Publication date: October 17, 2024
    Inventors: Ha Na RA, Myung Heui WOO, Bo Kyung RYU, Hye Jin PARK, Jae Hyun LEE, Seung Yong YANG
  • Publication number: 20240343873
    Abstract: An aerogel composition for a battery insulation sheet is provided. The aerogel composition comprising: a solvent; a fibrous support; an aerogel; and a functional material including a binder, a dispersant, or a combination thereof. With respect to a total solid content of the aerogel composition, the fibrous support is present in a content range of 5 wt % to 70 wt %, the aerogel is present in a content range of 10 wt % to 90 wt %, and the functional material is present in a content range of 0.5 wt % to 20 wt %.
    Type: Application
    Filed: August 7, 2023
    Publication date: October 17, 2024
    Inventors: Ha Na RA, Myung Heui WOO, Bo Kyung RYU, Hye Jin PARK, Jae Hyun LEE, Seung Yong YANG
  • Publication number: 20240347816
    Abstract: An aerogel composition for a battery insulation sheet, a method of preparing the same, a battery insulation sheet formed using the same, and a method of manufacturing the battery insulation sheet are provided herein. The aerogel composition includes a solvent, a fibrous support, an aerogel, an antifoaming agent, and a functional material including a binder, a dispersant, or a combination thereof, wherein the fibrous support is 5 wt % to 70 wt %, the aerogel is 10 wt % to 90 wt %, the antifoaming agent is 0.05 wt % to 2 wt %, and the functional material is 0.5 wt % to 20 wt %, with respect to a total solid amount of the aerogel composition.
    Type: Application
    Filed: August 23, 2023
    Publication date: October 17, 2024
    Inventors: Ha Na RA, Myung Heui WOO, Bo Kyung RYU, Hye Jin PARK, Jae Hyun LEE, Seung Yong YANG
  • Patent number: 11835865
    Abstract: An overlay measurement apparatus that can quickly measure an overlay error between layers with a large height difference is provided. The overlay measurement apparatus measures an error between a first overlay mark and a second overlay mark formed in a pair on different layers of a wafer. The overlay measurement apparatus includes an imaging system configured to acquire alignment images of a pair of first and second overlay marks at a plurality of focus positions, and a controller communicatively coupled to the imaging system. The overlay measurement apparatus can rapidly and accurately measure an overlay error between layers with a large height difference.
    Type: Grant
    Filed: May 10, 2023
    Date of Patent: December 5, 2023
    Assignee: AUROS TECHNOLOGY, INC.
    Inventors: Hyeon Gi Shin, Bo Kyung Ryu, Jung Sun Ko, Jin Woo Park
  • Publication number: 20230324811
    Abstract: An overlay measurement apparatus that can quickly measure an overlay error between layers with a large height difference is provided. The overlay measurement apparatus measures an error between a first overlay mark and a second overlay mark formed in a pair on different layers of a wafer. The overlay measurement apparatus includes an imaging system configured to acquire alignment images of a pair of first and second overlay marks at a plurality of focus positions, and a controller communicatively coupled to the imaging system. The overlay measurement apparatus can rapidly and accurately measure an overlay error between layers with a large height difference.
    Type: Application
    Filed: May 10, 2023
    Publication date: October 12, 2023
    Inventors: Hyeon Gi SHIN, Bo Kyung RYU, Jung Sun KO, Jin Woo PARK
  • Patent number: 11450925
    Abstract: Disclosed is a method of manufacturing an electrode-separator composite: including (S1) coating an electrode active material slurry on at least one surface of an electrode current collector and drying to form an electrode, (S2) coating a polymer solution containing polymer particles on at least one surface of the electrode to form a separator coating layer, and (S3) drying the separator coating layer to form a porous separator, and an electrode-separator composite manufactured by the manufacturing method and a lithium secondary battery comprising the same.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: September 20, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyung-Kyun Yu, Sun-Mi Jin, Joo-Sung Lee, Bo-Kyung Ryu
  • Patent number: 11031656
    Abstract: The present disclosure relates to an invention directed to a composite separator having a porous coating layer, where the porous coating layer is prepared from a slurry by adjusting a particle diameter of an inorganic matter that is an ingredient of the slurry, so that a sinking rate of the inorganic particles may remarkably slow down and dispersibility may be dramatically improved, and as a result, the content of the inorganic particles may relatively increase and the inorganic particles may be uniformly distributed in the coating layer on a substrate, thereby preventing a reduction in battery performance.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: June 8, 2021
    Inventors: Joo-Sung Lee, Su-Jin Yoon, Da-Kyung Han, Bo-Kyung Ryu, Jong-Hun Kim
  • Patent number: 10305079
    Abstract: The present invention provides a method for manufacturing a separator, comprising the steps of (S1) preparing a porous planar substrate having multiple pores; (S2) coating a coating solution obtained by dissolving a binder polymer in a solvent and dispersing inorganic particles therein on the porous substrate to form a porous coating layer and drying the porous coating layer; and (S3) applying a binder solution on the surface of the dried porous coating layer to form an adhesive layer, wherein the binder solution has a surface energy of at least 10 mN/m higher than that of the porous coating layer and a contact angle of the binder solution to the surface of the porous coating layer maintained at 80° or more for 30 seconds. In accordance with the present invention, a separator capable of obtaining sufficient adhesion force with minimizing the amount of an adhesive used for the adhesion with an electrode, and minimizing the deterioration of battery performances can be easily manufactured.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: May 28, 2019
    Assignees: LG Chem, Ltd., TORAY INDUSTRIES, INC.
    Inventors: Jeong-Min Ha, Joo-Sung Lee, Jin-Woo Kim, Jong-Hun Kim, Sun-Mi Jin, Bo-Kyung Ryu
  • Patent number: 10153469
    Abstract: The present disclosure relates to a non-woven fabric made from a fiber coated with a binder polymer by spinning a non-woven forming fiber in an organic binder polymer compound solution, an electrochemical cell using the non-woven fabric as a separator substrate, and a method of making the non-woven fabric, and the non-woven fabric has a pore diameter in a range of 0.001 to 10 ?m, thereby providing a mechanical property required for a separator while ensuring a favorable movement of a lithium ion, and in the use of the non-woven fabric as a separator of an electrochemical cell, eliminating a need for a process of applying a separate adhesive layer, resulting in an effect of simplifying a separator manufacturing process.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: December 11, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Bo-Kyung Ryu, Jin-Woo Kim, Ji-Eun Lee, So-Mi Jeong, Jong-Hun Kim
  • Patent number: 10115952
    Abstract: The present disclosure provides a porous separator substrate with an inverse opal structure obtained by using an engineering plastic resin with high heat-resistance, and a manufacturing method thereof. In the method, a non-crosslinked polymer resin is used to form an opal structure and a crosslinked polymer resin is penetrated into the opal structure and an organic solvent is used to remove the polymer particles being used to form the opal structure, thereby manufacturing a porous substrate with an inverse opal structure. According to the present disclosure, a separator having good porosity and air permeability can be provided without the problems of heat-resistance decrease, pore closing and thickness decrease.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: October 30, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyung-Kyun Yu, Seok-Koo Kim, Bo-Kyung Ryu, Jong-Hun Kim