Patents by Inventor Joo-Ho Kim

Joo-Ho Kim 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).

  • Plasticizer composition and resin composition, and preparation method thereof
    Patent number: 11359071
    Abstract: Provided are a plasticizer composition and a resin composition, and a preparation method thereof. The plasticizer includes a terephthalate-based material and a citrate-based material, which improves physical properties, such as plasticizing efficiency, migration, tensile strength, elongation rate, stress resistance and light resistance, required for a sheet formulation when used as a plasticizer of a resin composition.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: June 14, 2022
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME
    Publication number: 20220162421
    Abstract: The present disclosure relates to a plasticizer composition characterized in including two or more isophthalates of the same carbon number type, in which alkyl groups bonded to two ester groups have the same carbon number; one or more isophthalates of a different carbon number type, in which alkyl groups bonded to two ester groups have different carbon numbers; wherein the different carbon number type includes both a higher alkyl and a lower alkyl, the carbon number of the higher alkyl is 8 to 10, and the carbon number of the lower alkyl is selected from 5 to 7, thereby, when applied to a resin, showing improved viscosity stability, migration resistance and stress resistance, while maintaining and improving plasticization efficiency and mechanical properties to the same or better level.
    Type: Application
    Filed: April 28, 2020
    Publication date: May 26, 2022
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG, Woo Hyuk CHOI
  • ANTHRACENE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20220165966
    Abstract: Provided is an anthracene compound of Chemical Formula 1: wherein, in Chemical Formula 1: D is deuterium: n1 is 8; n2 is 7; and L is a direct bond or a substituted or unsubstituted arylene group, and an organic light emitting device including the same.
    Type: Application
    Filed: October 30, 2020
    Publication date: May 26, 2022
    Inventors: Hoon Jun KIM, Ji Young CHOI, Wanpyo HONG, Woochul LEE, Joo Ho KIM
  • Method of preparing ester-based composition
    Patent number: 11286229
    Abstract: The present invention relates to a method of preparing an ester-based composition, which includes mixing a dibenzoic acid and a carboxylic acid to prepare an acid mixture and reacting the acid mixture with an alcohol, wherein a product of the reaction includes a benzoic acid ester-based material and a carboxylic acid ester-based material. The preparation method can improve a reaction rate and a temperature rising rate, and can also reduce energy, by adding a carboxylic acid and/or a carboxylic acid ester-based material in a preparation process.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: March 29, 2022
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Jeong Ju Moon, Joo Ho Kim, Mi Yeon Lee
  • ORGANIC LIGHT EMITTING DIODE
    Publication number: 20220093868
    Abstract: Provided is an organic light emitting device comprising a first electrode; a second electrode provided to face the first electrode; and an organic material layer having one or more layers provided between the first electrode and the second electrode, wherein a compound of the following Formula 1 is included as a host in the organic material layer having one or more layers, and a compound of the following Formula 2 is included as a dopant in the organic material layer having one or more layers:
    Type: Application
    Filed: August 20, 2019
    Publication date: March 24, 2022
    Inventors: Woochul LEE, Ji Young CHOI, Sang Duk SUH, Joo Ho KIM, Hoon Jun KIM, Dong Hoon LEE
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20220069223
    Abstract: An organic light emitting device including a first electrode; a second electrode provided opposite to the first electrode; and one or more organic material layers provided between the first electrode and the second electrode, wherein one or more of the one or more organic material layers include a compound of Chemical Formula 1 and a compound of Chemical Formula 2.
    Type: Application
    Filed: January 16, 2020
    Publication date: March 3, 2022
    Inventors: Hoon Jun KIM, Ji Young CHOI, Sang Duk SUH, Woochul LEE, Joo Ho KIM, Dong Hoon LEE
  • ORGANIC LIGHT EMITTING DEVICE
    Publication number: 20210399223
    Abstract: An organic light emitting device including a first electrode, a second electrode provided opposite to the first electrode, and an organic material layer provided between the first electrode and the second electrode, wherein the organic material layer includes a hole transfer layer and an electron blocking layer, and the hole transfer layer and the electron blocking layer include a compound of Chemical Formula 1, the materials of the hole transfer layer and the electron blocking layer are different from each other, and one or more layers that are not the hole transfer layer and the electron blocking layer of the organic material layer include a compound of Chemical Formula 2.
    Type: Application
    Filed: September 20, 2019
    Publication date: December 23, 2021
    Inventors: Sang Duk SUH, Jae Seung HA, Dong Hoon LEE, Minseung CHUN, Ji Young CHOI, Woochul LEE, Joo Ho KIM, Hoon Jun KIM
  • Plasticizer composition and resin composition including the same
    Patent number: 11186702
    Abstract: Provided is a plasticizer composition, a resin composition and a method of preparing the same. The plasticizer composition comprises two or more kinds of cyclohexane 1,4-diester-based materials; and a citrate-based material. Particularly, a plasticizer capable of improving physical properties such as plasticizer efficiency, migration, tensile strength, elongation rate, stress migration and light resistance, which are required for sheet formulations, when used as a plasticizer for a resin composition by improving poor physical properties generated due to a structural limitation thereof, and a resin composition including the same are provided.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: November 30, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME
    Publication number: 20210363324
    Abstract: Provided is a plasticizer composition, comprising: two or more kinds of terephthalates of the same carbon number type, wherein the carbon number of alkyl groups bonded to two ester groups is the same; and one or more kinds of terephthalates of a different carbon number type, wherein the carbon number of alkyl groups bonded to two ester groups is different the different carbon number type comprises a higher alkyl and a lower alkyl, the higher alkyl is selected from alkyl groups having a carbon number of 8 or less, and the lower alkyl is selected from alkyl groups having a carbon number of 5 or more.
    Type: Application
    Filed: August 23, 2019
    Publication date: November 25, 2021
    Inventors: Hyun Kyu KIM, Jeong Ju MOON, Woo Hyuk CHOI, Yun Ki CHO, Joo Ho KIM, Seok Ho JEONG
  • SYSTEM AND METHOD FOR MANUFACTURING ESTER-BASED COMPOSITION
    Publication number: 20210355069
    Abstract: The present disclosure relates to a manufacturing system and a manufacturing method which are capable of continuously manufacturing an ester-based composition, and has a technical feature of being capable of manufacturing an ether-based composition continuously, economically, and efficiently.
    Type: Application
    Filed: July 27, 2021
    Publication date: November 18, 2021
    Inventors: Hyun Kyu KIM, Sung Kyu LEE, Hyoung JUN, Chan Hyu JIN, Jeong Ju MOON, Joo Ho KIM
  • BIOMATERIAL-DETECTING MICROPARTICLE AND BIOMATERIAL DETECTION METHOD USING SAME
    Publication number: 20210341470
    Abstract: Microparticles for detecting biological materials are provided. Each of the microparticles includes: a core-shell structured microparticle consisting of a core including a magnetically responsive metal and a shell layer surrounding the core and having a uniform thickness; and capture probes introduced onto the shell layer to capture biological materials.
    Type: Application
    Filed: October 16, 2019
    Publication date: November 4, 2021
    Inventors: Yong-Gyun JUNG, Joo Ho KIM, Wook PARK, Suk-Heung SONG, Gyu Dong KIM
  • SUBSTRATE PROCESSING APPARATUS
    Publication number: 20210317575
    Abstract: The present invention relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus in which a substrate is processed at a high pressure and a low pressure. The substrate processing apparatus includes an outer tube which defines a protective space therein and has a lower portion in which a first inlet is provided and an inner tube which defines a reaction space therein and has a lower portion in which a second inlet is provided, wherein a portion of the inner tube is accommodated in the outer tube, and the portion, in which the second inlet is provided, protrudes downward from the outer tube.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 14, 2021
    Applicant: WONIK IPS CO., LTD.
    Inventors: Seung Seob LEE, Jeong Lim SON, Joo Ho KIM, Kyung PARK, Joo Suop KIM
  • SUBSTRATE PROCESSING APPARATUS
    Publication number: 20210317574
    Abstract: The present invention relates to a substrate processing apparatus, and more particularly, the substrate processing apparatus includes a gas utility exhausting each of the reaction space and the protective space so that a pressure change process including a high-pressure process, which is in a state of a pressure higher than atmospheric pressure, and a low-pressure process that is in a state of a pressure lower than the atmospheric pressure, is performed on a plurality of substrates introduced into the reaction space.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 14, 2021
    Applicant: WONIK IPS CO., LTD.
    Inventors: Seung Seob LEE, Jeong Lim SON, Joo Ho KIM, Kyung PARK, Joo Suop KIM, Young Jun KIM, Byung Jo KIM
  • PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME
    Publication number: 20210301104
    Abstract: Provided is a plasticizer composition including a cyclohexane-1,2-diester-based material of Formula 1 and a trimellitate-based material of Formula 2: wherein in Formula 1 and Formula 2, R1to R5 are each independently an alkyl group of 8 to 10 carbon atoms.
    Type: Application
    Filed: June 3, 2019
    Publication date: September 30, 2021
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Woo Hyuk CHOI, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Plasticizer composition and resin composition including the same
    Patent number: 11130852
    Abstract: The present invention is a plasticizer composition which includes a trimellitate-based plasticizer and a citrate-based plasticizer, and does not contain epoxidized oil, and particularly, may provide a plasticizer composition which may improve physical properties such as migration resistance, tensile strength, an elongation rate, a retention characteristic and low-temperature resistance, required in the use of a plasticizer of a resin composition by improving problems inherent in a conventional plasticizer, and a resin composition including the same.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: September 28, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Jeong Ju Moon, Seok Ho Jeong, Mi Yeon Lee, Joo Ho Kim
  • System and method for manufacturing ester-based composition
    Patent number: 11104636
    Abstract: The present disclosure relates to a manufacturing system and a manufacturing method which are capable of continuously manufacturing an ester-based composition, and has a technical feature of being capable of manufacturing an ether-based composition continuously, economically, and efficiently.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: August 31, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Sung Kyu Lee, Hyoung Jun, Chan Hyu Jin, Jeong Ju Moon, Joo Ho Kim
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20210257552
    Abstract: The present disclosure provides an organic light emitting device including a first electrode, a second electrode provided to face the first electrode, and an organic material layer including a light emitting layer provided between the first electrode and the second electrode, and the light emitting layer including a compound represented by Formula 1, a compound represented by Formula 2, and a compound represented by Formula 3.
    Type: Application
    Filed: October 11, 2019
    Publication date: August 19, 2021
    Inventors: Ji Young Choi, Sang Duk Suh, Woochul Lee, Joo Ho Kim, Hoon Jun Kim, Dong Hoon Lee
  • PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME
    Publication number: 20210230098
    Abstract: Provided is a plasticizer composition including: a cyclohexane-1,2-diester-based substance of the following Chemical Formula 1; and a citrate-based substance of the following Chemical Formula 2: wherein in Chemical Formula 1 and Chemical Formula 2: R1 and R2 each independently are a C8 to C10 alkyl group; and R3 to R5 each independently are a C5 to C10 alkyl group.
    Type: Application
    Filed: May 30, 2019
    Publication date: July 29, 2021
    Inventors: Hyun Kyu KIM, Seok Ho JEONG, Woo Hyuk CHOI, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM
  • CYCLOHEXANE TRIESTER BASED PLASTICIZER COMPOSITION AND RESIN COMPOSITION COMPRISING THE SAME
    Publication number: 20210221976
    Abstract: A plasticizer composition which includes a lower non-hybrid-type cyclohexane triester, a lower hybrid-type cyclohexane triester, a higher hybrid-type cyclohexane triester, and a higher non-hybrid-type cyclohexane triester, wherein the alkyl groups of the cyclohexane triesters are a combination of C3-C6 alkyl groups and C7-C10 alkyl groups. When the plasticizer composition is applied to a resin, stress resistance and mechanical properties are maintained at an equivalent level or improved, migration properties, volatile loss characteristics, and plasticization efficiency are balanced, and light resistance and heat resistance are significantly improved.
    Type: Application
    Filed: October 29, 2019
    Publication date: July 22, 2021
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG, Woo Hyuk CHOI
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20210217963
    Abstract: The present specification provides an organic light emitting device including a first electrode, a second electrode provided to face the first electrode, and an organic material layer including a light emitting layer provided between the first electrode and the second electrode, the light emitting layer including a compound represented by Formula 1 and a compound represented by Formula 2.
    Type: Application
    Filed: October 11, 2019
    Publication date: July 15, 2021
    Inventors: Ji Young Choi, Sang Duk Suh, Woochul Lee, Joo Ho Kim, Hoon Jun Kim, Dong Hoon Lee