Patents Assigned to LG Chem, Ltd.
  • Patent number: 11031647
    Abstract: Provided a battery module manufacturing apparatus configured to insert a battery assembly into a module housing. The battery module manufacturing apparatus, which inserts a battery assembly including a plurality of secondary batteries into a module housing, includes: a protective film supply unit configured to supply a protective film so as to cover an outer surface of the battery assembly or to retrieve the protective film from the outer surface of the battery assembly; and a protective film transfer unit configured to move in an insertion direction in which the battery assembly is inserted into the module housing and a direction opposite to the insertion direction in a state of holding a part of the supplied protective film.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: June 8, 2021
    Assignee: LG Chem, Ltd.
    Inventor: Choon-Kwon Kang
  • Patent number: 11031566
    Abstract: A method for manufacturing a laminate for an organic-inorganic hybrid solar cell, the method including forming a metal precursor layer by using a metal precursor solution, and forming a common layer and an electrode by applying a metal hydride onto the metal precursor layer.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sang Jun Park, Seiyong Kim, Jong Seok Kim, Yongnam Kim, Deok Hwan Kim
  • Patent number: 11031638
    Abstract: The present disclosure relates to an algorithm for controlling an output specification of a charger according to a battery usage pattern, more particularly, to an algorithm for analyzing a usage pattern of a battery built in a user's system through a self-analysis and controlling a battery charging scheme suitable for the analyzed pattern, thereby extending the service life of the battery.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jong Woo Lee, Seung Jin Noh
  • Patent number: 11031560
    Abstract: The present application relates to a compound and an organic electronic device comprising the same.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Yongbum Cha, Sung Kil Hong, Hyok Joon Kwon, Minjun Kim
  • Patent number: 11031598
    Abstract: 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: Grant
    Filed: May 31, 2018
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Oh Kim, Choonghyeon Lee, Jeongae Yoon, Sujee Kwon, Doo Kyung Yang, Sung Soo Yoon
  • Patent number: 11027525
    Abstract: The present disclosure provides a curved laminated glass including a curved soda lime glass and a curved thin plate glass provided on a concave surface of the curved soda lime glass, in which a thickness of the curved soda lime glass is larger than a thickness of the curved thin plate glass, and compressive stress is formed on a surface opposite to a surface of the curved thin plate glass adjacent to the curved soda lime glass.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jun Hak Oh, Chang Hee Lee, Jae Hyuk Yoon, Ho Seong Kang
  • Patent number: 11029596
    Abstract: The present application relates to a film mask comprising: a transparent substrate; a darkened light-shielding pattern layer provided on the transparent substrate; and an embossed pattern part provided on a surface of the transparent substrate, which is provided with the darkened light-shielding pattern layer, a method for manufacturing the same, a method for forming a pattern by using the same, and a pattern formed by using the same.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Ji Young Hwang, Han Min Seo, Nam Seok Bae, Seung Heon Lee, Dong Hyun Oh, Jungsun You
  • Patent number: 11031659
    Abstract: Disclosed is a battery module, which includes a base plate; a plurality of battery cells disposed on the base plate; a plurality of sockets electrically connected to electrode leads of the battery cells; and a plurality of connecting bars configured to be inserted into a part of the plurality of sockets to allow the plurality of battery cells to be connected in a serial pattern or a combined serial and parallel pattern.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventor: Kyoung-Choon Min
  • Publication number: 20210163800
    Abstract: A pressure-sensitive adhesive composition, an optical laminate, a polarizing plate and a display device are provided. The pressure-sensitive adhesive composition includes a block copolymer containing a first block having a glass transition temperature of 50° C. or more and having a cross-linkable functional group, a second block having a glass transition temperature of ?10° C. or less, and an epoxysilane compound. The pressure-sensitive adhesive composition according to the present application can provide excellent durability and excellent optical characteristics with respect to the pressure-sensitive adhesive polarizing plate.
    Type: Application
    Filed: July 25, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Han Na Chi, Su Jeong Kim, Sang Ha Son, Chang Hwan Ju, Geun Ho Park, Seong In Jo, Sung Soo Yoon
  • Publication number: 20210163640
    Abstract: The polyethylene according to the present disclosure has a molecular structure having a narrow particle distribution and a low content of ultra-high molecular weight, so that a chlorinated polyethylene having excellent chlorination productivity and thermal stability may be prepared by reacting the polyethylene with chlorine. And, a PVC composition including the same with improved impact strength may also be prepared.
    Type: Application
    Filed: December 10, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Si Jung Lee, Bog Ki Hong, Sunghyun Park, Sun Mi Kim, Yi Young Choi, Cheolhwan Jeong, Jinseok Lee
  • Publication number: 20210165046
    Abstract: Disclosed is a method and apparatus for estimating parameters of a battery equivalent circuit model. The battery equivalent circuit model includes a first resistor, a second resistor and a capacitor.
    Type: Application
    Filed: November 10, 2018
    Publication date: June 3, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Young-Jin KIM, Sun-Young CHA
  • Publication number: 20210163693
    Abstract: Provided are a superabsorbent polymer and a preparation method thereof. According to the present invention, a superabsorbent polymer having high centrifuge retention capacity and absorption rate may be prepared by using a specific foam stabilizer.
    Type: Application
    Filed: February 10, 2021
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hyung Ki Yoon, Yeon Woo Hong, Seong Beom Heo, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
  • Publication number: 20210164511
    Abstract: A battery module includes a cell stack formed by stacking a plurality of battery cells; a bus bar frame assembly having a bus bar frame configured to cover the longitudinal sides of the cell stack and a plurality of bus bars fixed on the bus bar frame and electrically connected to the battery cells; a module terminal having a lead connection fixed on the bus bar frame and electrically connected to the battery cells and a head connected to the lead connection to extend above the lead connection; a terminal nut located below the head; and a frame cover having a nut accommodation portion configured to accommodate the terminal nut and a bolt accommodation portion to accommodate a bolt passing through the head and the terminal nut, the frame cover being configured to cover the bus bar frame assembly so that the head is exposed to an outside.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jong-Ha JEONG, Young-Ho LEE
  • Publication number: 20210163643
    Abstract: The present invention provides an ethylene/alpha-olefin copolymer having narrow molecular weight distribution together with a low density and an ultra low molecular weight, and minimized number of unsaturated functional groups, and in which a comonomer is uniformly present to show excellent physical properties, and a method for preparing the same.
    Type: Application
    Filed: May 3, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jin Sam Gong, Seung Hwan Jung, Jung Ho Jun, Rae Keun Gwak, Choong Hoon Lee, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Sang Eun Park
  • Publication number: 20210167365
    Abstract: A positive electrode material for a lithium secondary battery according to the present invention includes a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material and the second positive electrode active material are lithium composite transition metal oxides containing transition metals such as nickel (Ni), cobalt (Co) and manganese (Mn), the first positive electrode active material has a larger average particle size (D50) than the second positive electrode active material, a ratio (Li/Me)1 of the mole number of lithium with respect to the total mole number of transition metals of the first positive electrode active material is more than 1 to 1.5 or less, a ratio (Li/Me)2 of the mole number of lithium (Li) with respect to the total mole number of transition metals of the second positive electrode active material is 0.9 to 1, and the second positive electrode active material has a crystallite size of 180 nm or more.
    Type: Application
    Filed: May 22, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hwi Kim, Dong Hun Lee, Wang Mo Jung, Sung Bin Park, Gi Beom Han
  • Publication number: 20210165275
    Abstract: The present specification relates to a color conversion film comprising a color conversion functional layer including a microcapsule phase change material, and a backlight unit and a display apparatus including the same.
    Type: Application
    Filed: November 11, 2019
    Publication date: June 3, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Sung Yong MIN, Dong Mok SHIN, Nari KIM, Ji Ho KIM, Hye Mi OH
  • Publication number: 20210167412
    Abstract: Discussed is a battery pack manufacturing apparatus and method, and more particularly, a battery pack manufacturing apparatus allowing automatic production and having a minimized manufacturing defect rate. The battery pack manufacturing apparatus manufactures a battery pack having a pack housing and a battery module, and includes a lifting mechanism having a frame configured to mount the pack housing and a moving unit configured to move the frame so that the battery module is inserted into an inner space of the pack housing; and a module support configured to support the battery module.
    Type: Application
    Filed: February 10, 2020
    Publication date: June 3, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Seok-Won JEUNG, Hyeong-Min PARK, Geon-Tae PARK, Jung-Ho OH, Ju-Hwan BAEK
  • Publication number: 20210167362
    Abstract: A silicon-based composite that includes silicon-based particles and one or more doping metals selected from the group consisting of Mg, Ca, Al, Na and Ti is provided. In the silicon-based particles, there is a doping metal concentration gradient from the particle center toward the particle surface.
    Type: Application
    Filed: August 23, 2019
    Publication date: June 3, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Se Mi PARK, Yong Ju LEE, Su Min LEE
  • Publication number: 20210167392
    Abstract: The present invention relates to a lithium secondary battery including a positive electrode, a negative electrode, a separator, which includes a coating layer including an organic binder and inorganic particles, and a gel polymer electrolyte formed by polymerization of an oligomer, wherein the organic binder and the gel polymer electrolyte are bonded by an epoxy ring-opening reaction, and a method of preparing the same.
    Type: Application
    Filed: April 1, 2019
    Publication date: June 3, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Won Kyung SHIN, Kyoung Ho AHN, Chul Haeng LEE, Jae Won LEE
  • Publication number: 20210165284
    Abstract: A transmittance-variable device is provided in the present application. The present application can provide a transmittance-variable device, which can be applied to various applications without causing problems such as a crosstalk phenomenon, a rainbow phenomenon or a mirroring phenomenon, while having excellent transmittance-variable characteristics.
    Type: Application
    Filed: September 4, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Eun Jung Lim, Sergey Belyaev, Min Jun Gim, Dong Hyun Oh