Patents by Inventor Yoon Gyung Cho

Yoon Gyung Cho 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: 9698374
    Abstract: The present application provides a pressure-sensitive adhesive film, an organic electronic device including the same and a method of manufacturing an organic electronic device using the same. The present application provides the pressure-sensitive adhesive film which forms a structure effectively blocking water or oxygen from penetrating into an organic electronic device from the outside, and has excellent mechanical properties such as handleability, formability or the like and transparency.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: July 4, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Sup Lee, Yoon Gyung Cho, Myung Han Lee, Kyung Yul Bae, Sang Eun Kim, Sang Min Park, Se Woo Yang, Ye Hoon Im
  • Patent number: 9698378
    Abstract: Provided are an encapsulating film, an electronic device and a method of manufacturing the same. An encapsulating film having excellent moisture blocking property, handleability, workability and durability and a structure including a diode encapsulated with the encapsulating film may be provided.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: July 4, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Yoon Gyung Cho, Hyun Jee Yoo, Suk Ky Chang, Jung Sup Shim, Seung Min Lee
  • Patent number: 9698379
    Abstract: Provided are an encapsulating film, an electronic device and a method of manufacturing the same. An encapsulating film having excellent moisture blocking property, handleability, workability and durability and a structure including a diode encapsulated with the encapsulating film may be provided.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: July 4, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Jee Yoo, Yoon Gyung Cho, Suk Ky Chang, Jung Sup Shim, Seung Min Lee
  • Patent number: 9577214
    Abstract: Provided are an adhesive film, an encapsulated product of an organic electronic device using the same, and a method of encapsulating an organic electronic device. Particularly, the adhesive film encapsulating the organic electronic device to cover an entire surface of the organic electronic device includes an adhesive layer including a curable resin and a moisture adsorbent. The adhesive layer has a viscosity in a temperature range of 30 to 130° C. of 101 to 106 Pa·s and a viscosity at room temperature of 106 Pa·s or more in an uncured state, and when the adhesive layer has a multilayered structure, a difference in melting viscosity between layers is less than 30 Pa·s. In addition, the method of encapsulating an organic electronic device using the adhesive film is provided.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: February 21, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Jee Yoo, Yoon Gyung Cho, Seung Min Lee, Suk Ky Chang, Jung Sup Shim
  • Patent number: 9548473
    Abstract: There are provided a method of evaluating a reliable lifespan of an encapsulant film and a device for evaluating reliability of the film. The present application may provide a film that may be provided for an evaluation method in which reliability of an encapsulant film is simply and easily evaluated only by measuring a haze immediately before the encapsulant film is used, a failure of a product is determined and reliability may be predicted.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: January 17, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Jee Yoo, Seung Min Lee, Yoon Gyung Cho, Kyung Yul Bae, Jung Sup Shim, Suk Ky Chang, Hyun Suk Kim, Jung Ok Moon, Ban Seok Choi, Se Woo Yang
  • Patent number: 9422460
    Abstract: Provided is an adhesive film capable of being used to encapsulate or capsulate an OED. The adhesive film includes an adhesive layer whose surface has at least one groove for exhausting air.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: August 23, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Jee Yoo, Suk Ky Chang, Jung Sup Shim, Yoon Gyung Cho, Seung Min Lee
  • Patent number: 9391293
    Abstract: An adhesive film used to encapsulate an organic electronic diode (OED) is provided. The adhesive film may be useful in effectively preventing penetration of moisture into an encapsulated structure of the organic electronic diode when the organic electronic diode is encapsulated, and effectively performing the encapsulation process under moderate conditions without causing damage to the organic electronic diode during the encapsulation process.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: July 12, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Yoon Gyung Cho, Hyun Jee Yoo, Seung Min Lee, Suk Ky Chang, Jung Sup Shim
  • Publication number: 20160155987
    Abstract: There are provided a film and an organic electronic device. The present application may provide a film that may be provided for an evaluation method in which reliability of an encapsulant film is simply and easily evaluated only by measuring a haze immediately before the encapsulant film is used, thereby a failure of a product is determined and reliability may be predicted.
    Type: Application
    Filed: June 19, 2014
    Publication date: June 2, 2016
    Inventors: Hyun Jee YOO, Seung Min LEE, Yoon Gyung CHO, Kyung Yul BAE, Jung Sup SHIM, Suk Ky CHANG, Hyun Suk KIM, Jung Pk MOON, Ban Seok CHOI, Se Woo YANG
  • Publication number: 20160149131
    Abstract: There are provided a composition for encapsulation film, an encapsulation film, and an electronic device having the same. The present application may provide an encapsulation film having an excellent moisture barrier property, operability, workability, and durability and a structure including an element encapsulated by the encapsulation film.
    Type: Application
    Filed: June 18, 2014
    Publication date: May 26, 2016
    Inventors: Jung Sup SHIM, Yoon Gyung CHO, Suk Ky CHANG, Hyun Jee YOO, Seung Min LEE, Kyung YuI BAE
  • Publication number: 20160137887
    Abstract: Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen penetrated into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided.
    Type: Application
    Filed: August 5, 2014
    Publication date: May 19, 2016
    Inventors: Hyun Jee YOO, Suk Ky CHANG, Yoon Gyung CHO, Kyung Yul BAE
  • Patent number: 9343697
    Abstract: Provided are an adhesive film, an organic electronic device (OED) encapsulation product using the same, and a method of encapsulating the organic electronic device, and more particularly, an adhesive film for encapsulating an organic electronic element including a first adhesive layer having a loss coefficient (tan ?) at 60 to 100° C. of 1 to 5, and a second adhesive layer formed on the first adhesive layer, and a method of encapsulating an organic electronic device using the same.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: May 17, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Jung Sup Shim, Hyun Jee Yoo, Seung Min Lee, Suk Ky Chang, Yoon Gyung Cho, Kyung Yul Bae
  • Patent number: 9343702
    Abstract: The present invention relates to an adhesive film, to an encapsulated product of an organic electronic device using same and to a method for encapsulating an organic electronic device using same. More particularly, an adhesive film for encapsulating an organic electronic device comprises: a protective film layer, a first adhesive layer, a second adhesive layer and a release film layer sequentially arranged. The peel strength (A) between the first adhesive layer and the protective film layer is lower than the peel strength (B) between the second adhesive layer and the release film layer, and the peel strength (B) between the second adhesive layer and the release film layer is lower than the peel strength (C) between the first adhesive layer and an encapsulation substrate, thus improving faults during a peeling process.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: May 17, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Kyung Yul Bae, Hyun Jee Yoo, Seung Min Lee, Yoon Gyung Cho, Suk Ky Chang, Jung Sup Shim
  • Publication number: 20160131599
    Abstract: There are provided a method of evaluating a reliable lifespan of an encapsulant film and a device for evaluating reliability of the film. The present application may provide a film that may be provided for an evaluation method in which reliability of an encapsulant film is simply and easily evaluated only by measuring a haze immediately before the encapsulant film is used, a failure of a product is determined and reliability may be predicted.
    Type: Application
    Filed: June 19, 2014
    Publication date: May 12, 2016
    Inventors: Hyun Jee YOO, Seung Min LEE, Yoon Gyung CHO, Kyung Yul BAE, Jung Sup SHIM, Suk Ky CHANG, Hyun Suk KIM, Jung Ok MOON, Ban Seok CHOI, Se Woo YANG
  • Publication number: 20160130476
    Abstract: The present application provides a pressure-sensitive adhesive film, an organic electronic device including the same and a method of manufacturing an organic electronic device using the same. The present application provides the pressure-sensitive adhesive film which forms a structure effectively blocking water or oxygen from penetrating into an organic electronic device from the outside, and has excellent mechanical properties such as handleability, formability or the like and transparency.
    Type: Application
    Filed: November 12, 2015
    Publication date: May 12, 2016
    Inventors: Hyun Sup Lee, Yoon Gyung Cho, Myung Han Lee, Kyung Yul Bae, Sang Eun Kim, Sang Min Park, Se Woo Yang, Ye Hoon Im
  • Publication number: 20160046841
    Abstract: Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen penetrated into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided.
    Type: Application
    Filed: August 5, 2014
    Publication date: February 18, 2016
    Inventors: Yoon Gyung CHO, Kyung Yul BAE, Hyun Jee YOO
  • Publication number: 20150376468
    Abstract: Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive film, and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive composition that may effectively block moisture or oxygen penetrated into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics, and a pressure-sensitive adhesive film including the same are provided.
    Type: Application
    Filed: August 5, 2014
    Publication date: December 31, 2015
    Inventors: Yoon Gyung CHO, Kyung Yul BAE, Min Soo PARK, Jung Sup SHIM, Hyun Jee YOO
  • Publication number: 20150376469
    Abstract: Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive film, and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive composition that may effectively block moisture or oxygen penetrated into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics, and a pressure-sensitive adhesive film including the same are provided.
    Type: Application
    Filed: August 5, 2014
    Publication date: December 31, 2015
    Inventors: Kyung Yul BAE, Hyun Jee YOO, Yoon Gyung CHO, Suk Ky CHANG
  • Publication number: 20150368528
    Abstract: The present invention relates to a curable composition and an adhesive film including the same, and provides a curable composition and an adhesive film which may prevent damage to an element from moisture contained in the composition, ionic substances, and other foreign substances, and effectively block electrochemical corrosion, thereby improving a lifespan and durability of an organic electronic device.
    Type: Application
    Filed: September 24, 2014
    Publication date: December 24, 2015
    Inventors: Yoon Gyung CHO, Hyun Jee YOO, Seung Min LEE, Suk Ky CHANG, Jung Sup SHIM
  • Publication number: 20150368523
    Abstract: Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen from penetrating into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided.
    Type: Application
    Filed: August 5, 2014
    Publication date: December 24, 2015
    Inventors: Kyung Yul BAE, Hyun Jee YOO, Yoon Gyung CHO, Se Woo YANG
  • Publication number: 20150357570
    Abstract: An encapsulation composition, an encapsulation film including the same, an encapsulation product for organic electronic devices, and a method of manufacturing an organic electronic device are provided. The encapsulation composition can be useful in effectively preventing moisture or oxygen from flowing into the organic electronic device from external environments while realizing transparency when the organic electronic device is encapsulated by the encapsulation composition. Also, the encapsulation film formed of the encapsulation composition can be useful in ensuring mechanical properties such as handling properties and processability, and the organic electronic device whose encapsulation structure is formed by means of the encapsulation film may have improved lifespan and durability, thereby providing an encapsulation product for organic electronic devices showing high reliability.
    Type: Application
    Filed: July 21, 2014
    Publication date: December 10, 2015
    Inventors: Seung Min LEE, Suk Ky CHANG, Min Soo PARK, Hyun Jee YOO, Jung Sup SHIM, Yoon Gyung CHO, Kyung YuI BAE, Hyun Suk KIM, Jung Ok MOON