Patents by Inventor Dong-Myeong Shin

Dong-Myeong Shin 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: 20240076530
    Abstract: An adhesive film, an optical member including the same, and an optical display apparatus including the same are provided. An adhesive film includes a (meth)acrylic based copolymer, a (meth)acrylic based oligomer, and a curing agent and has a maximum shear strain of 50% or less at 60° C. and a peel strength of 600 gf/25 mm or more with respect to a polyimide based film at 25° C.
    Type: Application
    Filed: August 23, 2023
    Publication date: March 7, 2024
    Inventors: Ji Yeon Kim, Do Young Kim, Dong Myeong Shin, Ji Young Han, Kyoung Gon Park, Il Jin Kim
  • Publication number: 20240052214
    Abstract: Provided are: an adhesive film formed of an adhesive film composition comprising a (meth)acrylic binder, a (meth)acrylic oligomer, and a curing agent, wherein the adhesive film has a peak temperature of tan ? of about ?40° C. or less, and a storage modulus of about 0.3 MPa or less at ?20° C., an optical member including same; and an optical display apparatus including same.
    Type: Application
    Filed: December 21, 2021
    Publication date: February 15, 2024
    Inventors: Dong Myeong SHIN, Do Young KIM, Ji Yeon KIM, Ji Young HAN, Il Jin KIM, Kyoung Gon PARK
  • Publication number: 20230407155
    Abstract: A silicone-based adhesive protective film and an optical member including the same are provided. A silicone-based adhesive protective film is formed of a composition including a silicone resin, a crosslinking agent, and a curing catalyst, and the silicone-based adhesive protective film has a peel strength of about 3 gf/inch or less with respect to a glass plate at 25° C., and a modulus of about 0.5 MPa to about 7 MPa at 25° C.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 21, 2023
    Inventors: Dong Il HAN, Tae Ji KIM, Won KIM, Il Jin KIM, Dong Myeong SHIN
  • Publication number: 20230407141
    Abstract: Provided are an adhesive film, an optical member comprising same, and an optical display device comprising same, the adhesive film being formed of a composition that includes: a monomer mixture including a monomer having a glass transition temperature of homopolymer of about ?50° C. or less, and (meth)acrylate having a hydroxyl group; and an epoxy silane coupling agent, wherein a variation of the shear strain rate of equation 1 is about 10% or less for the adhesive film.
    Type: Application
    Filed: November 8, 2021
    Publication date: December 21, 2023
    Inventors: Dong Myeong SHIN, Ji Yeon KIM, Jin Young LEE, Jae Hyun HAN, Il Jin KIM, Kyoung Gon PARK
  • Patent number: 11781040
    Abstract: Provided are an adhesive film and an optical member comprising same, the adhesive film comprising at least two types of (meth)acrylic monomers for a (meth)acrylic prepolymer, and (meth)acrylate containing silicon, wherein the release force of the adhesive film with respect to a polyimide film is approximately 0.5 gf/in to 5 gf/in.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: October 10, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ji Ho Kim, Tae Ji Kim, Jung Hyo Lee, Il Jin Kim, Dong Myeong Shin, Do Young Kim, Young Hoon Kim, Oh Hyeon Hwang
  • Patent number: 11767453
    Abstract: A silicone-based adhesive protective film and an optical member including the same are provided. A silicone-based adhesive protective film is formed of a composition including a silicone resin, a crosslinking agent, and a curing catalyst, and the silicone-based adhesive protective film has a peel strength of about 3 gf/inch or less with respect to a glass plate at 25° C., and a modulus of about 0.5 MPa to about 7 MPa at 25° C.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: September 26, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong Il Han, Tae Ji Kim, Won Kim, Il Jin Kim, Dong Myeong Shin
  • Publication number: 20230159802
    Abstract: Provided are an adhesive film, an optical member comprising same, and an optical display device comprising same, the adhesive film being formed of a composition comprising a hydroxyl group-containing (meth)acrylic copolymer and particles having a refractive index of about 1.5 or greater, wherein the adhesive film has a refractive index of about 1.5 or greater, and the adhesive film satisfies expression 1 and expression 2.
    Type: Application
    Filed: May 13, 2021
    Publication date: May 25, 2023
    Inventors: Do Young KIM, Ji Yeon KIM, Sung Hyun MUN, Dong Myeong SHIN, Gwang Hwan LEE, Il Jin KIM
  • Publication number: 20230151246
    Abstract: Provided are: an adhesive composition comprising (i) (meth)acrylic prepolymer having a hydroxyl group and an alkyl group, and (ii) at least one of an aromatic group-containing (meth)acrylate, an alicyclic group-containing (meth)acrylate, and a heteroalicyclic group-containing (meth)acrylate, and having a shear viscosity of about 0.04 Pa·s or less at 40° C., wherein an adhesive layer formed of the adhesive composition has a modulus of about 0.3 MPa or less at ?20° C. and a peel strength of about 400 gf/in or more; an adhesive layer formed therefrom; and an optical display device comprising same.
    Type: Application
    Filed: April 6, 2021
    Publication date: May 18, 2023
    Inventors: Dong Myeong SHIN, Do Young KIM, Il Jin KIM, Ji Yeon KIM, Sung Hyun MUN, Gwang Hwan LEE, Ji Young HAN
  • Publication number: 20230029017
    Abstract: A multilayer adhesive sheet, an optical member including the same, and a display apparatus including the same are provided. A multilayer adhesive sheet includes: a base layer; a first adhesive layer stacked on a surface of the base layer; and a second adhesive layer stacked on another surface of the base layer, and the base layer includes a polyurethane-based film manufactured by solution casting and has a storage modulus of 700 MPa to 1,500 MPa at ?20° C. and a storage modulus of 10 MPa to 100 MPa at 85° C.
    Type: Application
    Filed: July 8, 2022
    Publication date: January 26, 2023
    Inventors: Dong Myeong SHIN, Gwang Hwan LEE, Sung Hyun MUN, Il Jin KIM, Do Young KIM
  • Publication number: 20220332986
    Abstract: A (meth)acrylic adhesive film, an optical member including the same, and an optical display apparatus including the same are provided. The (meth)acrylic adhesive film includes organic particles, and further includes greater than 0 wt % to 5 wt % of inorganic particles. The (meth)acrylic adhesive film has a haze of 1% or less and an initial dent formation height of 4.5 cm or more.
    Type: Application
    Filed: April 18, 2022
    Publication date: October 20, 2022
    Inventors: Sung Hyun MUN, Do young KIM, Kyoung Gon PARK, Dong Myeong SHIN, Il Jin KIM
  • Patent number: 11454741
    Abstract: Provided are an optical display device protecting film and an optical display device comprising the same, the optical display device protecting film comprising: a first substrate layer; and a hard coating layer formed on the first substrate layer, wherein the substrate layer is made of a thermoplastic polyurethane film, and the first substrate layer has a thickness of 100 ?m to 200 ?m and has a Shore hardness of 95 A to 98 A.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: September 27, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Do Young Kim, Young Hoon Kim, Tae Ji Kim, Dong Myeong Shin, Oh Hyun Hwang
  • Publication number: 20220220271
    Abstract: A surface protective film, an optical member including the same, and a display apparatus including the same are provided. A surface protective film includes: a hard coating layer, a base layer, and an adhesive layer sequentially stacked in the stated order, and a laminate of the hard coating layer and the base layer may have a storage modulus of about 900 MPa to about 1500 MPa at ?20° C. and a storage modulus of about 15 MPa to about 100 MPa at 85° C.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 14, 2022
    Inventors: Dong Myeong SHIN, Sung Hyun MUN, Kyoung Gon PARK, Il Jin KIM, Do Young KIM
  • Patent number: 11219125
    Abstract: Provided are a transparent conductor and a display device including the same, the transparent conductor including: a substrate layer; and a transparent conductive pattern layer formed on the substrate layer, and the transparent conductive pattern layer includes a plurality of conductive areas and non-conductive areas, the non-conductive areas are formed every between neighboring conductive areas, the non-conductive area in the transparent conductive pattern layer has a deviation as calculated by Equation 1 herein, which has a value larger than about 1 and equal to or smaller than about 1.25, and the non-conductive areas have a minimum line width of 40 ?m or less.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: January 4, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Oh Hyeon Hwang, Dong Myeong Shin, Ji Young Han, Do Young Kim, Young Hoon Kim, Tae Ji Kim
  • Publication number: 20210261833
    Abstract: An adhesive film, a scattering prevention film including the same, and an optical display apparatus including the same are provided. An adhesive film is formed of an adhesive composition including: a polymerization product including a hydroxyl group-containing (meth)acrylic copolymer; and an alkylene oxide cross-linking agent. The adhesive film contains a substituted monocyclic cyclyloxy group and has a peel strength of about 950 gf/in or more, as measured with respect to a glass plate at about 25° C.
    Type: Application
    Filed: February 19, 2021
    Publication date: August 26, 2021
    Inventors: Sung Hyun MUN, Ji Won KANG, Do Young KIM, Il Jin KIM, Ji Yeon KIM, Ji Ho KIM, Kyoung Gon PARK, Dong Myeong SHIN, Gwang Hwan LEE, Jin Young LEE, Jae Hyun HAN, Ji Young HAN, Se Mi HEO
  • Patent number: 11041057
    Abstract: The present invention provides a window film, a manufacturing method thereof, and a display device including the same. The window film comprises: a basic material layer; a window coating layer formed on one surface of the basic material layer; and a back coating layer formed on the other surface of the basic material layer, wherein the window film has a relation of formula 1.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: June 22, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ji Young Han, Si Kyun Park, Dong Myeong Shin, Nak Hyun Sung
  • Publication number: 20200347269
    Abstract: Provided are an adhesive film and an optical member comprising same, the adhesive film comprising at least two types of (meth)acrylic monomers for a (meth)acrylic prepolymer, and (meth)acrylate containing silicon, wherein the release force of the adhesive film with respect to a polyimide film is approximately 0.5 gf/in to 5 gf/in.
    Type: Application
    Filed: August 30, 2018
    Publication date: November 5, 2020
    Inventors: Ji Ho KIM, Tae Ji KIM, Jung Hyo LEE, Il Jin KIM, Dong Myeong SHIN, Do Young KIM, Young Hoon KIM, Oh Hyeon HWANG
  • Publication number: 20200208032
    Abstract: A silicone-based adhesive protective film and an optical member including the same are provided. A silicone-based adhesive protective film is formed of a composition including a silicone resin, a crosslinking agent, and a curing catalyst, and the silicone-based adhesive protective film has a peel strength of about 3 gf/inch or less with respect to a glass plate at 25° C., and a modulus of about 0.5 MPa to about 7 MPa at 25° C.
    Type: Application
    Filed: December 26, 2019
    Publication date: July 2, 2020
    Inventors: Dong Il HAN, Tae Ji KIM, Won KIM, Il Jin KIM, Dong Myeong SHIN
  • Publication number: 20200108587
    Abstract: The present invention provides a window film, a manufacturing method thereof, and a display device including the same. The window film comprises: a basic material layer; a window coating layer formed on one surface of the basic material layer; and a back coating layer formed on the other surface of the basic material layer, wherein the window film has a relation of formula 1.
    Type: Application
    Filed: November 3, 2017
    Publication date: April 9, 2020
    Inventors: Ji Young HAN, Si Kyun PARK, Dong Myeong SHIN, Nak Hyun SUNG
  • Publication number: 20190258334
    Abstract: Provided are a transparent conductor and a display device including the same, the transparent conductor including: a substrate layer; and a transparent conductive pattern layer formed on the substrate layer, and the transparent conductive pattern layer includes a plurality of conductive areas and non-conductive areas, the non-conductive areas are formed every between neighboring conductive areas, the non-conductive area in the transparent conductive pattern layer has a deviation as calculated by Equation 1 herein, which has a value larger than about 1 and equal to or smaller than about 1.25, and the non-conductive areas have a minimum line width of 40 ?m or less.
    Type: Application
    Filed: December 14, 2016
    Publication date: August 22, 2019
    Inventors: Oh Hyeon HWANG, Dong Myeong SHIN, Ji Young HAN, Do Young KIM, Young Hoon KIM, Tae Ji KIM
  • Patent number: 10366799
    Abstract: A transparent conductor, a method of manufacturing the same, and a display including the same, the transparent conductor including metal nanowires; and a matrix in which the metal nanowires are embedded, wherein a capping layer is formed on surfaces of the metal nanowires, the capping layer including a sulfur-containing compound, and the capping layer has a thickness of about 0.025 or less times an average diameter of the metal nanowires.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: July 30, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Do Young Kim, Kyoung Ku Kang, Dong Myeong Shin, Dae Seob Shim, Young Hoon Kim, Ji Hyeon Yim, Yong Un Jung, Oh Hyeon Hwang