Patents by Inventor SeongWook Kang

SeongWook Kang 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: 20240061475
    Abstract: A window includes at least one protective film member including a base film, a lower antistatic layer disposed below the base film, an optical layer disposed between the base film and the lower antistatic layer and having a lower refractive index than a refractive index of the base film, an upper antistatic layer disposed above the base film, an anti-fingerprint layer disposed above the base film, and a hard coating layer disposed between the base film and the anti-fingerprint layer and consisting of a siloxane-epoxy-based compound, thereby exhibiting both excellent mechanical properties and excellent optical properties.
    Type: Application
    Filed: August 8, 2023
    Publication date: February 22, 2024
    Inventors: NAMHEE PARK, JEONGMIN CHOI, SEONGWOOK KANG, KEONHYEOK KO, MINSANG PARK, HANSOL KANG, SANG-IL PARK, YOUNGSANG PARK, INSEOK SEO, SUNGGUK AN
  • Patent number: 11795351
    Abstract: An adhesive composition comprising an acrylic first polymer having a glass transition temperature of 0° C. or less, a second polymer comprising a unit derived from a monomer represented by the following Chemical Formula 1 and Chemical Formula 2 or Chemical Formula 3, and a crosslinking agent, and an adhesive film comprising the same are provided.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: October 24, 2023
    Inventors: Seongwook Kang, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Sanghun Han
  • Patent number: 11787979
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 35° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and two or more types of monomers.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: October 17, 2023
    Inventors: Seongwook Kang, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Sanghun Han
  • Patent number: 11512235
    Abstract: An adhesive composition and a polarizing plate including an adhesive layer formed using the same are disclosed herein. In some embodiments, an adhesive composition includes 3-ethyl-3-(2-ethylhexyloxy)methyloxetane, 3-ethyl-3-hydroxymethyloxetane, 3,3?-oxybis(methylene)bis(3-ethyloxetane), an acryl-based compound, an aromatic epoxy compound, and an alicyclic epoxy compound, wherein the 3-ethyl-3-(2-ethylhexyloxy)methyloxetane is present in an amount of 20 parts by weight to 40 parts by weight, the 3-ethyl-3-hydroxymethyloxetane is present in 2 parts by weight to 8 parts by weight, the 3,3?-oxybis(methylene)bis(3-ethyloxetane) is present in 2 parts by weight to 8 parts by weight, the acryl-based compound is present in 5 parts by weight to 20 parts by weight, the aromatic epoxy compound is present in 7 parts by weight to 40 parts by weight, and the alicyclic epoxy compound is present in 10 parts by weight to 50 parts by weight, based on 100 parts by weight of the adhesive composition.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: November 29, 2022
    Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Seongwook Kang, Jin Woo Kim, Dong Uk Kim, Yoonkyung Kwon
  • Patent number: 11505728
    Abstract: An adhesive composition and a polarizing plate including an adhesive layer formed using the same are disclosed herein. In some embodiments, an adhesive composition includes 3-ethyl-3-(2-ethylhexyloxy)methyloxetane, 3-ethyl-3-hydroxymethyloxetane, 3,3?-oxybis(methylene)bis(3-ethyloxetane), an aromatic epoxy compound, and an alicyclic epoxy compound, wherein the 3-ethyl-3-(2-ethylhexyloxy)methyloxetane is present in an amount of 20 parts by weight to 50 parts by weight, the 3-ethyl-3-hydroxymethyloxetane is present in an amount of 2 parts by weight to 8 parts by weight, the 3,3?-oxybis(methylene)bis(3-ethyloxetane) is present in an amount of 2 parts by weight to 8 parts by weight, the aromatic epoxy compound is present in an amount of 7 parts by weight to 38 parts by weight, and the alicyclic epoxy compound is present in amount of 10 parts by weight to 50 parts by weight, based on 100 parts by weight of the adhesive composition.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: November 22, 2022
    Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Seongwook Kang, Jin Woo Kim, Dong Uk Kim, Yoonkyung Kwon
  • Patent number: 11505727
    Abstract: An adhesive composition including a first epoxy-based compound, a second epoxy-based compound, an oxetane compound, and a diacrylate-based compound is provided. A polarizing plate includes a polarizer, an adhesive layer provided on at least one surface of the polarizer and formed using the adhesive composition, and a protective film provided on at least one surface of the adhesive layer. An image display device using the polarizing plate is also provided.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: November 22, 2022
    Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Dong Uk Kim, Seongwook Kang, Jin Woo Kim, Yoonkyung Kwon
  • Publication number: 20210284871
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. An adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 60° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and one type of monomer.
    Type: Application
    Filed: July 29, 2019
    Publication date: September 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sanghun Han, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Seongwook Kang
  • Publication number: 20210284877
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin; and a polymer having a melting temperature (Tm) of 60° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and two or more types of monomers.
    Type: Application
    Filed: July 29, 2019
    Publication date: September 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sanghun Han, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Seongwook Kang
  • Publication number: 20210284876
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 53° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and one type of monomer.
    Type: Application
    Filed: July 29, 2019
    Publication date: September 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hui Je Lee, Yoonkyung Kwon, Byungsu Park, Seongwook Kang, Sanghun Han
  • Publication number: 20210277298
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 45° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and one type of monomer.
    Type: Application
    Filed: July 29, 2019
    Publication date: September 9, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Byungsu Park, Yoonkyung Kwon, Hui Je Lee, Seongwook Kang, Sanghun Han
  • Publication number: 20210253914
    Abstract: The present application relates to an adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film.
    Type: Application
    Filed: July 29, 2019
    Publication date: August 19, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hui Je Lee, Yoonkyung Kwon, Byungsu Park, Seongwook Kang, Sanghun Han
  • Publication number: 20210147721
    Abstract: An adhesive composition comprising an acrylic first polymer having a glass transition temperature of 0° C. or less, a second polymer comprising a unit derived from a monomer represented by the following Chemical Formula 1 and Chemical Formula 2 or Chemical Formula 3, and a crosslinking agent, and an adhesive film comprising the same are provided.
    Type: Application
    Filed: February 12, 2019
    Publication date: May 20, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Seongwook Kang, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Sanghun Han
  • Publication number: 20210115304
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 45° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and two or more types of monomers.
    Type: Application
    Filed: July 29, 2019
    Publication date: April 22, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Byungsu Park, Yoonkyung Kwon, Hui Je Lee, Seongwook Kang, Sanghun Han
  • Publication number: 20210087435
    Abstract: An adhesive composition, an adhesive film comprising the same, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film are provided. The adhesive composition includes a (meth)acrylate-based resin, and a polymer having a melting temperature (Tm) of 35° C. or higher, wherein the polymer is a copolymer of a monofunctional polysiloxane and two or more types of monomers.
    Type: Application
    Filed: July 29, 2019
    Publication date: March 25, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Seongwook Kang, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Sanghun Han
  • Publication number: 20210024792
    Abstract: An adhesive composition including a first epoxy-based compound, a second epoxy-based compound, an oxetane compound, and a diacrylate-based compound is provided. A polarizing plate includes a polarizer, an adhesive layer provided on at least one surface of the polarizer and formed using the adhesive composition, and a protective film provided on at least one surface of the adhesive layer. An image display device using the polarizing plate is also provided.
    Type: Application
    Filed: September 19, 2018
    Publication date: January 28, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Dong Uk Kim, Seongwook Kang, Jin Woo Kim, Yoonkyung Kwon
  • Publication number: 20200377765
    Abstract: The present application relates to an adhesive composition comprising a (meth)acrylate-based resin and a polymer having a melting temperature (Tm) of 35° C. or higher, an adhesive film comprising a base film and an adhesive sheet comprising the adhesive composition, a backplate film comprising the adhesive film, and a plastic organic light emitting display comprising the adhesive film.
    Type: Application
    Filed: July 29, 2019
    Publication date: December 3, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Seongwook Kang, Yoonkyung Kwon, Byungsu Park, Hui Je Lee, Sanghun Han
  • Publication number: 20200291279
    Abstract: An adhesive composition and a polarizing plate including an adhesive layer formed using the same are disclosed herein. In some embodiments, an adhesive composition includes 3-ethyl-3-(2-ethylhexyloxy)methyloxetane, 3-ethyl-3-hydroxymethyloxetane, 3,3?-oxybis(methylene)bis(3-ethyloxetane), an acryl-based compound, an aromatic epoxy compound, and an alicyclic epoxy compound, wherein the 3-ethyl-3-(2-ethylhexyloxy)methyloxetane is present in an amount of 20 parts by weight to 40 parts by weight, the 3-ethyl-3-hydroxymethyloxetane is present in 2 parts by weight to 8 parts by weight, the 3,3?-oxybis(methylene)bis(3-ethyloxetane) is present in 2 parts by weight to 8 parts by weight, the acryl-based compound is present in 5 parts by weight to 20 parts by weight, the aromatic epoxy compound is present in 7 parts by weight to 40 parts by weight, and the alicyclic epoxy compound is present in 10 parts by weight to 50 parts by weight, based on 100 parts by weight of the adhesive composition.
    Type: Application
    Filed: September 20, 2018
    Publication date: September 17, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Seongwook Kang, Jin Woo Kim, Dong Uk Kim, Yoonkyung Kwon
  • Publication number: 20200291278
    Abstract: An adhesive composition and a polarizing plate including an adhesive layer formed using the same are disclosed herein. In some embodiments, an adhesive composition includes 3-ethyl-3-(2-ethylhexyloxy)methyloxetane, 3-ethyl-3-hydroxymethyloxetane, 3,3?-oxybis(methylene)bis(3-ethyloxetane), an aromatic epoxy compound, and an alicyclic epoxy compound, wherein the 3-ethyl-3-(2-ethylhexyloxy)methyloxetane is present in an amount of 20 parts by weight to 50 parts by weight, the 3-ethyl-3-hydroxymethyloxetane is present in an amount of 2 parts by weight to 8 parts by weight, the 3,3?-oxybis(methylene)bis(3-ethyloxetane) is present in an amount of 2 parts by weight to 8 parts by weight, the aromatic epoxy compound is present in an amount of 7 parts by weight to 38 parts by weight, and the alicyclic epoxy compound is present in amount of 10 parts by weight to 50 parts by weight, based on 100 parts by weight of the adhesive composition.
    Type: Application
    Filed: September 20, 2018
    Publication date: September 17, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Seongwook Kang, Jin Woo Kim, Dong Uk Kim, Yoonkyung Kwon
  • Publication number: 20110050393
    Abstract: The present invention relates to a portable wireless fingerprinter identification system, in which user's four-digit identification number is transmitted to a main system by using a portable terminal having a fingerprint recognition element and a keypad via electric frequencies such as radio frequencies or Bluetooth, or light such as infrared rays, and user's fingerprint registered in a database of the main system is transmitted to the portable terminal via electric frequencies such as radio frequencies or Bluetooth, or light such as infrared rays, so that the received user's fingerprint is recognized and verified by a fingerprint recognition sensor of the portable terminal for the direct control of the main system by the portable terminal, and a method for the wireless fingerprint recognition.
    Type: Application
    Filed: December 30, 2008
    Publication date: March 3, 2011
    Inventor: SeongWook Kang