Patents by Inventor Hyeok Jeong

Hyeok Jeong 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: 11332631
    Abstract: An ultraviolet curable ink composition for forming a bezel pattern of a foldable display substrate, methods of using the same, a bezel pattern formed from the same, and a foldable display substrate include the bezel pattern are disclosed herein. In some embodiments, an ultraviolet curable ink composition includes a black pigment, a dispersant, an alicyclic epoxy compound, an oxetane compound, a photosensitizer, a photopolymerization initiator, and an organic solvent, wherein a weight ratio of the photosensitizer to the photopolymerization initiator is 1:1 to 1:2, and a sum of the amounts of the photosensitizer and the photopolymerization initiator is 13 to 21 parts by weight based on 100 parts by weight of a sum of the amounts of the alicyclic epoxy compound and the oxetane compound. The ink composition is capable of forming a bezel pattern having a diminished thickness and excellent light blocking properties.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: May 17, 2022
    Inventors: Jaehyun Yoo, Hyeok Jeong
  • Publication number: 20220137392
    Abstract: The present disclosure relates to a light module comprising a plurality of light sources emitting light to excite samples; a light source wheel accommodating the plurality of light sources; a plurality of filters filtering light emitted by the light sources; a filter wheel accommodating the plurality of filters; and a motor rotating the light source wheel and the filter wheel.
    Type: Application
    Filed: February 27, 2020
    Publication date: May 5, 2022
    Inventors: Young Wook KIM, Jun Hyeok JEONG, Soon Joo HWANG, Hye Jin LEE, Dong Woo KANG
  • Publication number: 20210390405
    Abstract: Disclosed is a training system performing training on a plurality of neural network models in parallel. The training system includes a first job proxy that receives a training request for a first neural network model and partitions a first training job corresponding to the first neural network model into first microservices, a second job proxy that receives a training request for a second neural network model and partitions a second training job corresponding to the second neural network model into second microservices, a scheduler that dynamically schedules the first microservices and the second microservices so as to be executed by heterogeneous processing units, a cluster that includes the heterogeneous processing units, sequentially executes the first microservices and sequentially executes the second microservices, and a distributed in-memory database that stores parameters generated in response to the execution of the first microservices and the second micro services.
    Type: Application
    Filed: June 7, 2021
    Publication date: December 16, 2021
    Applicant: ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Young Ri CHOI, Yeon Hyeok JEONG, Seung Min LEE, Seong Hyeon JUE
  • Patent number: 11168191
    Abstract: The present invention relates to a flexible plastic film, and more specifically to a flexible plastic film having excellent flexibility while exhibiting high hardness. According to the present invention, the flexible plastic film exhibits flexibility, bending property, high hardness, scratch resistance and high transparency, and hardly has a risk of damaging the film even in a state of being warped for a long period of time, and thereby can be usefully applied to flexible mobile devices, display devices, front face and display unit of various instrument panels, and the like.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: November 9, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Hye Min Kim, Hyeok Jeong, Soon Hwa Jung, Jin Young Park, Yeong Rae Chang
  • Patent number: 11124660
    Abstract: An antimicrobial polymer coating composition comprising a polyhedral oligomeric silsesquioxane having a cage structure and having one or more reactive functional groups substituted on silicon atoms; a thermal initiator; and a photosensitizer, an antimicrobial polymer film comprising a cured product of the antimicrobial polymer coating composition, and an antimicrobial polymer film comprising: a substrate layer containing a polyhedral oligomeric silsesquioxane having a cage structure, in which one or more reactive functional groups are substituted; and a photosensitizes dispersed in the substrate layer, wherein the polymer film has oxygen permeability of 10 to 80 cc/m2 day.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: September 21, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Hyeok Jeong, Taekeun Kim, Jinkyu Lee, Mingoo Kim
  • Publication number: 20210130625
    Abstract: The present invention relates to an antimicrobial polymer coating composition including: a (meth)acrylate-based monomer or oligomer containing an alkylene oxide having 1 to 10 carbon atoms; a photosensitizer; and a photoinitiator, and an antimicrobial polymer film including a substrate layer including a polymer resin containing a (meth)acrylate-based repeating unit having an introduced alkylene oxide functional group having 1 to 10 carbon atoms, and a photosensitizer dispersed in the substrate layer, wherein the antimicrobial polymer film has surface energy of 32 mN/m or more.
    Type: Application
    Filed: October 23, 2018
    Publication date: May 6, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Mingoo KIM, Hyeok JEONG, Jinkyu LEE
  • Publication number: 20210079239
    Abstract: A film-printable UV-curable ink composition, a method for forming a bezel pattern using the same, a bezel pattern, and a display substrate comprising the bezel pattern are disclosed herein. In some embodiments, the ink composition includes a black pigment, a dispersant, an alicyclic epoxy compound, an oxetane compound, an acrylic or silicone surfactant, an organic solvent having a boiling point of 200° C. or more, a photosensitizer, a photopolymerization initiator and an adhesion promoter, wherein a weight ratio of the epoxy compound to the oxetane compound is 1:3 to 1:5. The bezel pattern produced by the ink composition is thin and yet has excellent light-shielding properties so as to prevent a panel pattern of a foldable display, such as a mobile device, from being visible and light leakage from occurring.
    Type: Application
    Filed: August 13, 2019
    Publication date: March 18, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jaehyun Yoo, Hyeok Jeong
  • Publication number: 20210062033
    Abstract: The present invention relates to a flexible plastic film, and more specifically to a flexible plastic film having excellent flexibility while exhibiting high hardness. According to the present invention, the flexible plastic film exhibits flexibility, bending property, high hardness, scratch resistance and high transparency, and hardly has a risk of damaging the film even in a state of being repeatedly warped, and thereby can be usefully applied to flexible mobile devices, display devices, front face and display unit of various instrument panels, and the like.
    Type: Application
    Filed: November 12, 2020
    Publication date: March 4, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Hye Min KIM, Hyeok JEONG, Yeong Rae CHANG, Jin Young PARK, Soon Hwa JUNG
  • Publication number: 20200399484
    Abstract: An ultraviolet curable ink composition for forming a bezel pattern of a foldable display substrate, methods of using the same, a bezel pattern formed from the same, and a foldable display substrate include the bezel pattern are disclosed herein. In some embodiments, an ultraviolet curable ink composition includes a black pigment, a dispersant, an alicyclic epoxy compound, an oxetane compound, a photosensitizer, a photopolymerization initiator, and an organic solvent, wherein a weight ratio of the photosensitizer to the photopolymerization initiator is 1:1 to 1:2, and a sum of the amounts of the photosensitizer and the photopolymerization initiator is 13 to 21 parts by weight based on 100 parts by weight of a sum of the amounts of the alicyclic epoxy compound and the oxetane compound. The ink composition is capable of forming a bezel pattern having a diminished thickness and excellent light blocking properties.
    Type: Application
    Filed: August 13, 2019
    Publication date: December 24, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jaehyun Yoo, Hyeok Jeong
  • Patent number: 10767056
    Abstract: A coating composition having excellent anti-static properties and suitable for use as anti-static hard coating films. The coating composition comprises a radical polymerizable binder and a salt based on an anion including a cage-shaped frame. The anti-static hard coating film formed using the coating composition has excellent anti-static properties, abrasion resistance and moist heat resistance. Such film may be used for an optical laminate a display device, and the like.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: September 8, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyeok Jeong, Cheol Hee Lee, Jin Kyu Lee
  • Publication number: 20200085057
    Abstract: The present invention relates to an antimicrobial polymer coating composition comprising: a urethane acrylate-based oligomer or polymer having a molar ratio of a urethane functional group to a (meth)acrylate-based functional group of 1 to 10; a photosensitizer; and a photoinitiator; an antimicrobial polymer film comprising a cured product of the antimicrobial polymer coating composition; and an antimicrobial polymer film comprising a predetermined urethane acrylate-based polymer resin; and a photosensitizer dispersed in the polymer resin, wherein the polymer film has oxygen permeability of 5 to 100 cc/m2 day.
    Type: Application
    Filed: October 10, 2018
    Publication date: March 19, 2020
    Applicants: LG CHEM, LTD., YONSEI UNIVERSITY, UNIVERSITY - INDUSTRY FOUNDATION (UIF)
    Inventors: Hyeok JEONG, Yong Rok KIM, Kang-Kyun WANG, Jinkyu LEE, Mingoo KIM
  • Publication number: 20200048476
    Abstract: An antimicrobial polymer coating composition comprising a polyhedral oligomeric silsesquioxane having a cage structure and having one or more reactive functional groups substituted on silicon atoms; a thermal initiator; and a photosensitizer, an antimicrobial polymer film comprising a cured product of the antimicrobial polymer coating composition, and an antimicrobial polymer film comprising: a substrate layer containing a polyhedral oligomeric silsesquioxane having a cage structure, in which one or more reactive functional groups are substituted; and a photosensitizes dispersed in the substrate layer, wherein the polymer film has oxygen permeability of 10 to 80 cc/m2 day.
    Type: Application
    Filed: September 20, 2018
    Publication date: February 13, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Hyeok JEONG, Taekeun KIM, Jinkyu LEE, Mingoo KIM
  • Patent number: 10550237
    Abstract: A plastic film including a supporting substrate, a first coating layer which is formed on one side of the supporting substrate, and a second coating layer which is formed on another side of the supporting substrate, and a method for preparing the plastic film. More specifically, the plastic film has high hardness. According to the plastic film of the present invention and the preparation method thereof, it is possible to prepare a plastic film of high hardness which is less prone to curling easily.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: February 4, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jin Young Park, Soon Hwa Jung, Han Na Lee, Yeong Rae Chang, Joon Koo Kang, Hyeok Jeong, Eun Kyu Her
  • Publication number: 20190276620
    Abstract: The coating composition of the present application has excellent antistatic properties and thus can be used as an antistatic hard coating film. The coating composition of the present application may comprise a salt based on a polyoxometalate anion and a radically polymerizable cation, and a radically polymerizable binder to form an antistatic hard coating film having excellent antistatic property, abrasion resistance and moist-heat resistance. Such a film can be used for an optical laminate and a display device, and the like.
    Type: Application
    Filed: October 30, 2017
    Publication date: September 12, 2019
    Inventors: Hyeok JEONG, Cheol Hee LEE, Jin Kyu LEE
  • Patent number: 10391748
    Abstract: The present invention relates to a plastic film laminate, and more specifically, the present invention relates to a plastic film laminate showing impact resistance and excellent properties. According to the present invention, the plastic film laminate showing high hardness, impact resistance, scratch resistance, and transparency and having excellent processability can be provided.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: August 27, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Joon Koo Kang, Hang Suk Choi, Yeong Rae Chang, Hyeok Jeong
  • Publication number: 20190233654
    Abstract: A coating composition having excellent anti-static properties and suitable for use as anti-static hard coating films. The coating composition comprises a radical polymerizable binder and a salt based on an anion including a cage-shaped frame. The anti-static hard coating film formed using the coating composition has excellent anti-static properties, abrasion resistance and moist heat resistance. Such film may be used for an optical laminate a display device, and the like.
    Type: Application
    Filed: October 30, 2017
    Publication date: August 1, 2019
    Inventors: Hyeok JEONG, Cheol Hee LEE, Jin Kyu LEE
  • Patent number: 10353230
    Abstract: The present invention relates to an electronic board comprising a display panel; a polarizing plate disposed on the display panel, and including a polarizer and a high hardness plastic film integrated with each other; and a touch sensor recognizing input information through the contact of a user.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: July 16, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Soon Hwa Jung, Kyung Ki Hong, Yeong Rae Chang, Jin Young Park, Joon Koo Kang, Hyeok Jeong, Eun Kyu Her
  • Publication number: 20190153260
    Abstract: The present invention relates to a flexible plastic film, and more specifically to a flexible plastic film having excellent flexibility while exhibiting high hardness. According to the present invention, the flexible plastic film exhibits flexibility, bending property, high hardness, scratch resistance and high transparency, and hardly has a risk of damaging the film even in a state of being warped for a long period of time, and thereby can he usefully applied to flexible mobile devices, display devices, front face and display unit of various instrument panels, and the like.
    Type: Application
    Filed: January 28, 2019
    Publication date: May 23, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Hye Min KIM, Hyeok JEONG, Soon Hwa JUNG, Jin Young PARK, Yeong Rae CHANG
  • Patent number: 10254788
    Abstract: The present invention relates to a plastic film, and more specifically, the present invention relates to a plastic film showing impact resistance and excellent properties. According to the present invention, the plastic film showing high hardness, impact resistance, scratch resistance, and transparency and having excellent processability can be provided.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: April 9, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Joon Koo Kang, Hang Suk Choi, Soon Hwa Jung, Hyeok Jeong, Eun Kyu Her
  • Patent number: D869452
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: December 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kuk-Hwan Kim, Kenji Yamauchi, Yong-Sang Jang, Seung-Ho Jung, Woo-Hyeok Jeong, Tae-Joong Kim, Ji-Young Lee