Patents by Inventor In Kyu Song

In Kyu Song 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: 11518919
    Abstract: An optical laminate includes two substrates each of which has a tensile modulus in a range from 2,000 MPa to 7,500 MPa, and an adhesive layer interposed between the substrates. A storage modulus at 25° C. of the adhesive layer is 100 kPa or less, and a storage modulus at ?20° C. of the adhesive layer is equal to or less than three times the storage modulus at 25° C. of the adhesive layer. The optical laminate and an image display device including the optical laminate may have an improved flexible property at various temperature ranges and may be capable of minimizing cracks when being bent.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: December 6, 2022
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu Song, HeeBong Kim, Min Ho Lim, Jun Hee Sung, Byung Hoon Song
  • Patent number: 10766021
    Abstract: Disclosed is a propylene direct oxidation reaction catalyst capable of preparing a propylene oxide from propylene and oxygen at a higher yield than catalysts prepared by conventional methods, by applying a specific transition metal oxide promoter in preparation of a catalyst containing silver, a transition metal oxide promoter and a carrier through a slurry process. The present invention provides a propylene direct oxidation reaction catalyst, which is a supported silver catalyst used for preparing a propylene oxide from the propylene direct oxidation reaction, the catalyst including a molybdenum oxide and a tungsten oxide as a catalyst promoter.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: September 8, 2020
    Assignees: Lotte Chemical Corporation, Seoul National University R&DB Foundation
    Inventors: Joong Won Lee, Hyung Ki Min, Young Jong Seo, In Kyu Song, Eo Jin Lee, Jong Heop Yi
  • Patent number: 10644258
    Abstract: An organic light emitting diode (OLED) panel includes an OLED module layer, and a first adhesive layer formed on a surface of the OLED module layer. A neutral plane is formed at an interface between the first adhesive layer and the OLED module layer. A bending deformation and a stress of the OLED module layer may be avoided, and damages of the OLED module layer may be reduced.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: May 5, 2020
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu Song, Jun Hee Sung
  • Patent number: 10487248
    Abstract: An adhesive composition for a polarizing plate is adapted to exhibit a variation in relaxation modulus of an adhesive layer in a range of 75% to 95% before and after leaving the same at a temperature of ?20° C. to 0° C. for 4 hours, such that it is possible to remarkably improve thermal-shock durability of the polarizing plate, and suppress a damage of the polarizing plate in a thermal-shock durability test, while maintaining excellent adhesiveness.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: November 26, 2019
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu Song, Jun Hee Sung
  • Patent number: 10423257
    Abstract: A touch sensor integrated with a polarizer according to an embodiment includes a polarizer; and a touch sensor which is disposed above a side of one surface of the polarizer and includes a substrate and electrode patterns formed on one surface of the substrate, wherein the sum of thicknesses of the polarizer and the touch sensor is in a range of 30 to 300 ?m and strength of the substrate is 1 MPa or more.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: September 24, 2019
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu Song, Hee Bong Kim, Jun Hee Sung, Min-Ho Lim
  • Publication number: 20190184377
    Abstract: Disclosed is a propylene direct oxidation reaction catalyst capable of preparing a propylene oxide from propylene and oxygen at a higher yield than catalysts prepared by conventional methods, by applying a specific transition metal oxide promoter in preparation of a catalyst containing silver, a transition metal oxide promoter and a carrier through a slurry process. The present invention provides a propylene direct oxidation reaction catalyst, which is a supported silver catalyst used for preparing a propylene oxide from the propylene direct oxidation reaction, the catalyst including a molybdenum oxide and a tungsten oxide as a catalyst promoter.
    Type: Application
    Filed: August 22, 2017
    Publication date: June 20, 2019
    Inventors: Joong Won LEE, Hyung Ki MIN, Young Jong SEO, In Kyu SONG, Eo Jin LEE, Jong Heop YI
  • Patent number: 10282032
    Abstract: A display device according to an embodiment includes a display panel, a touch module located on the display panel, a cover film located on the touch module, a first adhesive layer located between the display panel and the touch module, and a second adhesive layer located between the touch module and the cover film, wherein a thickness ratio of the first adhesive layer and the second adhesive layer with respect to a thickness of the display device is in a range of 7% to 40%.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: May 7, 2019
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu Song, Hee Bong Kim, Jun Hee Sung, Min-Ho Lim
  • Publication number: 20180287092
    Abstract: An organic light emitting diode (OLED) panel includes an OLED module layer, and a first adhesive layer formed on a surface of the OLED module layer. A neutral plane is formed at an interface between the first adhesive layer and the OLED module layer. A bending deformation and a stress of the OLED module layer may be avoided, and damages of the OLED module layer may be reduced.
    Type: Application
    Filed: March 27, 2018
    Publication date: October 4, 2018
    Inventors: In Kyu SONG, Jun Hee SUNG
  • Patent number: 10078388
    Abstract: A flexible image display device includes a window substrate, a polarizing plate, and a touch panel, wherein a distance between a neutral plane and a lower surface of the touch panel based on a visible side during bending is 34% or less to an entire thickness of the flexible image display device. The flexible image display device has excellent flexibility and may significantly reduce a defect rate due to a damage of the touch panel by minimizing the damage of the touch panel even if repeatedly applying bending fatigue thereto.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: September 18, 2018
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Hoon Song, In Kyu Song
  • Publication number: 20180258332
    Abstract: An optical laminate includes two substrates each of which has a tensile modulus in a range from 2,000 MPa to 7,500 MPa, and an adhesive layer interposed between the substrates. A storage modulus at 25° C. of the adhesive layer is 100 kPa or less, and a storage modulus at ?20° C. of the adhesive layer is equal to or less than three times the storage modulus at 25° C. of the adhesive layer. The optical laminate and an image display device including the optical laminate may have an improved flexible property at various temperature ranges and may be capable of minimizing cracks when being bent.
    Type: Application
    Filed: May 8, 2018
    Publication date: September 13, 2018
    Inventors: In Kyu SONG, HeeBong KIM, Min Ho LIM, Jun Hee SUNG, Byung Hoon SONG
  • Publication number: 20180157350
    Abstract: A display device according to an embodiment includes a display panel, a touch module located on the display panel, a cover film located on the touch module, a first adhesive layer located between the display panel and the touch module, and a second adhesive layer located between the touch module and the cover film, wherein a thickness ratio of the first adhesive layer and the second adhesive layer with respect to a thickness of the display device is in a range of 7% to 40%.
    Type: Application
    Filed: April 26, 2016
    Publication date: June 7, 2018
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu SONG, Hee Bong KIM, Jun Hee SUNG, Min-Ho LIM
  • Publication number: 20180143715
    Abstract: A touch sensor integrated with a polarizer according to an embodiment includes a polarizer; and a touch sensor which is disposed above a side of one surface of the polarizer and includes a substrate and electrode patterns formed on one surface of the substrate, wherein the sum of thicknesses of the polarizer and the touch sensor is in a range of 30 to 300 ?m and strength of the substrate is 1 MPa or more.
    Type: Application
    Filed: April 26, 2016
    Publication date: May 24, 2018
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: In Kyu SONG, Hee Bong KIM, Jun Hee SUNG, Min-Ho LIM
  • Publication number: 20180133694
    Abstract: The provided is a method for preparing a platinum-tin-metal-alumina catalyst by comprising: as an active ingredient, platinum which has a high activity in a direct dehydrogenation reaction of n-butane, tin which can increase the catalyst stability by preventing carbon deposition; additionally metal for reducing the level of catalyst inactivation over the reaction time; and an alumina carrier for supporting said components. Further, provided is a method for producing a high value product, C4 olefins from low cost n-butane by using the catalyst prepared by the method according to the present invention in a direct dehydrogenation reaction.
    Type: Application
    Filed: December 20, 2017
    Publication date: May 17, 2018
    Inventors: Gle PARK, Yeon Shick YOO, Jin Suk Lee, Ho Sik CHANG, Chang Hyun CHOI, In Kyu SONG, Hyun SEO, Jong Kwon LEE
  • Patent number: 9878961
    Abstract: A nickel-M-alumina hybrid xerogel catalyst for preparing methane, wherein the metal M is at least one element selected from the group consisting of Fe, Co, Ni, Ce, La, Mo, Cs, Y, and Mg, a method for preparing the catalyst and a method for preparing methane using the catalyst are provided. The catalyst has strong resistance against a high-temperature sintering reaction and deposition of carbon species, and can effectively improve a conversion ratio of carbon monoxide and selectivity to methane.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: January 30, 2018
    Assignee: POSCO
    Inventors: Hyo Jun Lim, Chang Dae Byun, In Kyu Song, Dong Jun Koh, Sun Hwan Hwang, Jeong Gil Seo
  • Publication number: 20170362476
    Abstract: An adhesive composition for a polarizing plate is adapted to exhibit a variation in relaxation modulus of an adhesive layer in a range of 75% to 95% before and after leaving the same at a temperature of ?20° C. to 0° C. for 4 hours, such that it is possible to remarkably improve thermal-shock durability of the polarizing plate, and suppress a damage of the polarizing plate in a thermal-shock durability test, while maintaining excellent adhesiveness.
    Type: Application
    Filed: December 8, 2015
    Publication date: December 21, 2017
    Inventors: In Kyu SONG, Jun Hee SUNG
  • Publication number: 20170147117
    Abstract: A flexible image display device includes a window substrate, a polarizing plate, and a touch panel, wherein a distance between a neutral plane and a lower surface of the touch panel based on a visible side during bending is 34% or less to an entire thickness of the flexible image display device. The flexible image display device has excellent flexibility and may significantly reduce a defect rate due to a damage of the touch panel by minimizing the damage of the touch panel even if repeatedly applying bending fatigue thereto.
    Type: Application
    Filed: November 21, 2016
    Publication date: May 25, 2017
    Inventors: Byung Hoon SONG, In Kyu SONG
  • Patent number: 9522383
    Abstract: The present invention discloses a method of producing a magnesia-zirconia complex carrier for a catalyst for oxidative dehydrogenation of n-butane by sol-gel method; a method of producing a magnesium orthovanadate catalyst containing vanadium supported by said magnesia-zirconia complex carrier; and a method of producing n-butene and 1,3-butadiene using said catalyst.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: December 20, 2016
    Assignee: HANWHA TOTAL PETROCHEMICAL CO., LTD.
    Inventors: Yeon Shick Yoo, Young Jin Cho, Jin Suk Lee, Ho Sik Chang, In Kyu Song, Jong Kwon Lee, Ho Won Lee
  • Publication number: 20160129421
    Abstract: Disclosed is an aerogel for capturing carbon dioxide (CO2 ) and, more particularly an aerogel for capturing CO2 and a preparation method for the same, where the aerogel for capturing CO2 is prepared using a magnesium precursor and an aluminum precursor by an epoxide-driven sol-gel method and a subsequent drying method using supercritical carbon dioxide to have a high CO2 adsorptive performance at elevated temperature. There is provided an aerogel for capturing CO2 to selectively adsorb CO2 at elevated temperature, thereby contributing to the reduction of the CO2 emission that is mainly responsible for atmospheric pollutions by using the high-efficiency aerogel for capturing CO2 with high CO2 selectivity, high CO2 adsorption performance, and good recyclability in the repetitive adsorption-desorption processes.
    Type: Application
    Filed: January 8, 2015
    Publication date: May 12, 2016
    Applicant: MYONGJI UNIVERSITY INDUSTRY AND ACADEMIA COOPERATION FOUNDATION
    Inventors: Jeong Gil SEO, Kyuyoung Lee, Hanyeong Lee, Vishwanath Hiremath, Seung Ju Han, Yongju Bang, Hyuk Jae Kwon, Hyun Chul Lee, In Kyu Song
  • Publication number: 20150038758
    Abstract: The provided is a method for preparing a platinum-tin-metal-alumina catalyst by comprising: as an active ingredient, platinum which has a high activity in a direct dehydrogenation reaction of n-butane, tin which can increase the catalyst stability by preventing carbon deposition; additionally metal for reducing the level of catalyst inactivation over the reaction time; and an alumina carrier for supporting said components. Further, provided is a method for producing a high value product, C4 olefins from low cost n-butane by using the catalyst prepared by the method according to the present invention in a direct dehydrogenation reaction.
    Type: Application
    Filed: July 28, 2014
    Publication date: February 5, 2015
    Inventors: Gle PARK, Yeon Shick YOO, Jin Suk LEE, Ho Sik CHANG, Chang Hyun CHOI, In Kyu SONG, Hyun SEO, Jong Kwon LEE
  • Patent number: RE48273
    Abstract: A flexible image display device includes a window substrate, a polarizing plate, and a touch panel, wherein a distance between a neutral plane and a lower surface of the touch panel based on a visible side during bending is 34% or less to an entire thickness of the flexible image display device. The flexible image display device has excellent flexibility and may significantly reduce a defect rate due to a damage of the touch panel by minimizing the damage of the touch panel even if repeatedly applying bending fatigue thereto.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: October 20, 2020
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Hoon Song, In Kyu Song