Patents by Inventor Hyun Hee Son

Hyun Hee Son 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: 20200216725
    Abstract: The present application relates to a photocurable solventless pressure-sensitive adhesive composition, a pressure-sensitive adhesive polarizing plate and a display device. According to the present application, a pressure-sensitive adhesive composition, a polarizing plate and a liquid crystal device, which have excellent durability and antistatic abilities, can be provided.
    Type: Application
    Filed: September 13, 2018
    Publication date: July 9, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Seung Ju Noh, Ha Song Yun, Woo Yeon Kim, Hyun Hee Son, Jang Soon Kim, Kwang Su Seo
  • Publication number: 20200209639
    Abstract: An adhesive composition is provided. The adhesive composition includes a polyvinyl alcohol-based resin; a melamine-based crosslinking agent; an acid catalyst; and a silane-based additive. The weight ratio of the melamine-based crosslinking agent and the acid catalyst is from 5:1 to 1:1. The acid catalyst also has a sulfonic acid group. A protective film and a polarizing plate including an adhesive layer including the adhesive composition, and an image display device including the polarizing plate is also provided.
    Type: Application
    Filed: June 18, 2018
    Publication date: July 2, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Yoobin Kim, Hae Sung Cho, Hyun Hee Son, Changhwa Ahn, Jin Ah Seok, Jun Gu Yeo
  • Publication number: 20200199418
    Abstract: An optical laminate is provided, wherein stable durability is secured even at a high temperature, particularly an ultra-high temperature of about 100° C. or more, other physical properties required for the optical laminate are also excellent, and even in the case of being disposed adjacent to the electrode, corrosion of the relevant electrode or the like is not induced.
    Type: Application
    Filed: September 12, 2018
    Publication date: June 25, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Hee Son, Seul Ki Han, Dong Hun Lee
  • Patent number: 10497904
    Abstract: The present application relates to a display device. The present application can provide a display device in which reflection of external light is reduced to improve a contrast ratio. Such a display device can be applied to not only OLED, a self-luminous display device, but also various display devices including LCD, a non-self-luminous display device, and the like, and can be also implemented as a flexible display device.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: December 3, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Suk Kim, Se Woo Yang, Hyun Jee Yoo, Hyun Hee Son, Jung Ok Moon, Hyoung Sook Park, Ban Seok Choi, Jung Woo Lee
  • Publication number: 20180366684
    Abstract: The present application relates to a display device. The present application can provide a display device in which reflection of external light is reduced to improve a contrast ratio. Such a display device can be applied to not only OLED, a self-luminous display device, but also various display devices including LCD, a non-self-luminous display device, and the like, and can be also implemented as a flexible display device.
    Type: Application
    Filed: March 7, 2017
    Publication date: December 20, 2018
    Inventors: Hyun Suk KIM, Se Woo YANG, Hyun Jee YOO, Hyun Hee SON, Jung Ok MOON, Hyoung Sook PARK, Ban Seok CHOI, Jung Woo LEE
  • Patent number: 10132976
    Abstract: The present invention relates to a polarizing plate including: a polarizer; a first protective layer formed on at least one surface of the polarizer; and a second protective layer formed on a surface opposite to a surface adjacent to a polarizer of the first protective layer, in which the first protective layer is a cured product of a radical curable composition, and the second protective layer is a cured product of a cationic curable composition, a manufacturing method thereof, and an image display device including the same.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: November 20, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Kwang-Seung Park, Hae-Sung Cho, Hyun-Hee Son, Kyun-Il Rah, Jun-Wuk Park, Eun-Soo Huh, Mi-Rin Lee, Sung-Hyun Jeon
  • Publication number: 20180305505
    Abstract: As a pressure-sensitive adhesive polarizing plate, for example, a pressure-sensitive adhesive polarizing plate allowing a pressure-sensitive adhesive layer in the polarizing plate to have an excellent interfacial adhesion with another layer and have no detachment phenomenon can be provided in the present application.
    Type: Application
    Filed: July 11, 2016
    Publication date: October 25, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Hyoung Sook Park, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han
  • Patent number: 10029449
    Abstract: The present invention relates to a method for manufacturing a single-faced thin polarizing plate, including: supplying a process film to one surface of a polarizer having a thickness of 50 ?m or less; supplying a protection film to the other surface of the polarizer; forming an adhesive layer by supplying an adhesive composition between the polarizer and the protection film; pressing a laminate of the process film/the polarizer/the protection film by disposing a pair of pressing units on a surface of each of the process film and the protection film; and stripping the process film, in which stripping force between the polarizer and the process film is 1.0 N or less.
    Type: Grant
    Filed: August 29, 2014
    Date of Patent: July 24, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hae-Sung Cho, Sung-Hyun Kim, Hyun-Hee Son, Dong-Kyun Ha, Kwang-Seung Park, Nam-Jeong Lee, Jun-Wuk Park, Tae-Jun Hwang
  • Publication number: 20180179344
    Abstract: The present application relates to a cross-linkable composition, and for example, to a cross-linkable composition which can form a membrane having an excellent interfacial adhesion with other layers and cause no detachment phenomenon when forming a membrane in a structure of a pressure-sensitive adhesive optical member or the like.
    Type: Application
    Filed: July 11, 2016
    Publication date: June 28, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Hyoung Sook Park, Ji Yeong Lee, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han, Chang Ik Song
  • Publication number: 20180155488
    Abstract: A compound applicable to various uses can be provided in the present application. In one embodiment, the compound can be included in a cross-linkable composition to serve as a crosslinking rate regulator. In another embodiment, the compound can be applied to a cross-linkable composition such that a membrane formed by the cross-linkable composition has excellent interfacial adhesion with another membrane, and also prevent the occurrence of leakage of the membrane formed by the cross-linkable composition.
    Type: Application
    Filed: July 11, 2016
    Publication date: June 7, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Hyoung Sook Park, Ji Yeong Lee, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han
  • Patent number: 9971066
    Abstract: The present disclosure relates to a polarizing plate including: a polarizer; and a protective layer formed on at least one surface of the polarizer, wherein the protective layer is formed of a composition for a polarizing plate protective layer, including a curable compound, a non-curable polymer, and a polymerization initiator, the curable compound being at least one selected from a group consisting of a compound including a functional group containing at least one of O, N and F atoms and having an ethylenically unsaturated bond and a ring-opening polymerizable compound, and the non-curable polymer including a functional group containing at least one of O, N and F atoms in a side chain thereof.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: May 15, 2018
    Assignee: LG Chem, Ltd
    Inventors: Kwang-Seung Park, Hae-Sung Cho, Hyun-Hee Son, Nam-Jeong Lee, Jun-Wuk Park, Eun-Soo Huh, Mi-Rin Lee, Sung-Hyun Jeon
  • Publication number: 20160238767
    Abstract: The present invention relates to a polarizing plate including: a polarizer; a first protective layer formed on at least one surface of the polarizer; and a second protective layer formed on a surface opposite to a surface adjacent to a polarizer of the first protective layer, in which the first protective layer is a cured product of a radical curable composition, and the second protective layer is a cured product of a cationic curable composition, a manufacturing method thereof, and an image display device including the same.
    Type: Application
    Filed: September 24, 2014
    Publication date: August 18, 2016
    Inventors: Kwang-Seung PARK, Hae-Sung CHO, Hyun-Hee SON, Kyun-ll RAH, Jun-Wuk PARK, Eun-Soo HUH, Mi-Rin LEE, Sung-Hyun JEON
  • Publication number: 20160229170
    Abstract: The present invention relates to a method for manufacturing a single-faced thin polarizing plate, including: supplying a process film to one surface of a polarizer having a thickness of 50 ?m or less; supplying a protection film to the other surface of the polarizer; forming an adhesive layer by supplying an adhesive composition between the polarizer and the protection film; pressing a laminate of the process film/the polarizer/the protection film by disposing a pair of pressing units on a surface of each of the process film and the protection film; and stripping the process film, in which stripping force between the polarizer and the process film is 1.0 N or less.
    Type: Application
    Filed: August 29, 2014
    Publication date: August 11, 2016
    Inventors: Hae-Sung CHO, Sung-Hyun KIM, Hyun-Hee SON, Dong-Kyun HA, Kwang-Seung PARK, Nam-Jeong LEE, Jun-Wuk PARK, Tae-Jun HWANG
  • Patent number: 9239491
    Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: January 19, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Sin Young Kim, Jae Hoon Shim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee, Hyun Hee Son, Hyuk Yoon
  • Publication number: 20160003983
    Abstract: The present disclosure relates to a polarizing plate including: a polarizer; and a protective layer formed on at least one surface of the polarizer, wherein the protective layer is formed of a composition for a polarizing plate protective layer, including a curable compound, a non-curable polymer, and a polymerization initiator, the curable compound being at least one selected from a group consisting of a compound including a functional group containing at least one of O, N and F atoms and having an ethylenically unsaturated bond and a ring-opening polymerizable compound, and the non-curable polymer including a functional group containing at least one of O, N and F atoms in a side chain thereof.
    Type: Application
    Filed: June 26, 2014
    Publication date: January 7, 2016
    Inventors: Kwang-Seung PARK, Hae-Sung CHO, Hyun-Hee SON, Nam-Jeong LEE, Jun-Wuk PARK, Eun-Soo HUH, Mi-Rin LEE, Sung-Hyun JEON
  • Patent number: 8758869
    Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.
    Type: Grant
    Filed: September 26, 2012
    Date of Patent: June 24, 2014
    Assignee: LG Chem Ltd.
    Inventors: Sin Young Kim, Jae Hoon Shim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee, Hyun Hee Son, Hyuk Yoon
  • Publication number: 20140146252
    Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.
    Type: Application
    Filed: January 29, 2014
    Publication date: May 29, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Sin Young KIM, Jae Hoon SHIM, Ki Uk LIM, Yeong Rae CHANG, Moon Soo PARK, Soo Kyoung LEE, Hyun Hee SON, Hyuk YOON
  • Publication number: 20110091676
    Abstract: The present invention relates to a pressure-sensitive adhesive film and a semiconductor wafer backgrinding method using the same. The present invention provides a pressure-sensitive adhesive film capable of remarkably improving production efficiency in a wafer backgrinding of a semiconductor manufacturing process due to its superior cutting and adherence properties in the semiconductor manufacturing process and an excellent cushioning property. Moreover, the present invention also provides a pressure-sensitive adhesive film having superior peeling and re-peeling properties and wettability to the wafer while providing excellent water resistance, and a backgrinding method using the pressure-sensitive adhesive film.
    Type: Application
    Filed: April 21, 2009
    Publication date: April 21, 2011
    Inventors: Se Ra Kim, Yoon Jeon Baek, Jan Soon Kim, Hyun Hee Son, Jong Wan Hong, Hyun Woo Park