Patents by Inventor Jeong Ju MOON

Jeong Ju MOON 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: 10696817
    Abstract: The present invention relates to a plasticizer composition, a resin composition including the same, and a method of preparing the same, the plasticizer comprising an ester-based material including di(2-ethylhexyl)isophthalate and epoxidized oil, and having a weight ratio of the di(2-ethylhexyl)isophthalate and the epoxidized oil is 60:40 to 10:90.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: June 30, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20200190282
    Abstract: A plasticizer composition and a resin composition including the same. The plasticizer composition includes a terephthalate-based material including a mixture of dibutyl terephthalate, butyl(2-ethylhexyl) terephthalate and di(2-ethylhexyl) terephthalate; and a triethylene glycol diester-based material including a mixture of triethylene glycol bis(2-ethylhexanoate), (2-ethylhexanoyloxy) triethylene glycol benzoate and triethylene glycol dibenzoate. A material prepared from the resin composition has excellent mechanical properties, such as tensile strength, elongation rate, modulus, transmittance, transparency and plasticization efficiency.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 18, 2020
    Inventors: Hyun Kyu KIM, Seok Ho JEONG, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM
  • Publication number: 20200181362
    Abstract: Provided herein are a plasticizer composition, a resin composition, and a method of preparing the plasticizer composition. A plasticizer composition capable of enhancing poor physical properties occurring due to structural limitations and enhancing physical properties such as tensile strength, migration resistance, volatile loss, and the like, which are required when used as a plasticizer of a resin composition, and a resin composition including the same may be provided.
    Type: Application
    Filed: January 21, 2020
    Publication date: June 11, 2020
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10633511
    Abstract: Provided are a plasticizer composition, a method of preparing the same, and a resin composition including the same. The plasticizer composition is a mixed composition of cyclohexane 1,3-diester-based materials prepared by transesterification and hydrogenation, and when used in the resin composition, exhibits excellent resistance to stress, and excellent physical properties such as migration resistance and volatility resistance as well as tensile strength and an elongation rate.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: April 28, 2020
    Assignee: LG CHEM LTD.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10626247
    Abstract: The present invention relates to a plasticizer composition, a resin composition, and preparation methods therefor, and can provide: a plasticizer capable of improving physical properties such as plasticizing efficiency, migration, tensile strength, elongation, stress migration and light resistance, which are required in sheet formulation, when used as a plasticizer of a resin composition by improving inferior physical properties generated because of structural limitations; and a resin composition containing the same.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: April 21, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10590260
    Abstract: The present invention relates to a plasticizer composition, a resin composition, and methods for preparing the same. The present invention can provide: a plasticizer capable of improving properties, such as plasticization efficiency, transitivity, tensile strength, elongation, and tension/elongation retention, required for compound treatment when a resin composition is used as a plasticizer, by improving poor properties caused due to structural limitations; and a resin composition containing the same.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: March 17, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10584229
    Abstract: Provided herein are a plasticizer composition, a method of preparing the same, and a resin composition including the plasticizer composition, the plasticizer composition including: a terephthalate-based material; and an epoxy-based alkyl ester compound represented by Formula 1 below, wherein a weight ratio of the terephthalate-based material to the epoxy-based alkyl ester compound is 99:1 to 1:99, and the epoxy-based alkyl ester compound is a single compound or a mixture of two or more compounds (In Formula 1, R1 is a C8-C20 alkyl group or an alkyl group containing one or more epoxy groups, and R2 is a C4 or C8 alkyl group). A plasticizer composition capable of enhancing poor physical properties occurring due to structural limitations and enhancing physical properties such as tensile strength, migration resistance, volatile loss, and the like, which are required when used as a plasticizer of a resin composition, and a resin composition including the same may be provided.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: March 10, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10407560
    Abstract: The present invention relates to a plasticizer composition, a resin composition, and methods for preparing the same. The present invention can provide: a plasticizer capable of improving properties, such as plasticization efficiency, transitivity, tensile strength, elongation, and tension/elongation retention, required when a resin composition is used as a plasticizer by improving poor properties caused due to structural limitations; and a resin composition containing the same.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: September 10, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20190248982
    Abstract: The present invention relates to a plasticizer composition in which three types of cyclohexane 1,4-diester-based compounds prepared through trans-esterification and hydrogenation are mixed, wherein alkyl substituents of the dicarboxylate are a 2-ethylhexyl group and a butyl group or an isobutyl group, which has fewer carbon atoms than the 2-ethylhexyl group, so that the plasticizer composition may exhibit excellent properties in terms of stress resistance, migration resistance, plasticization efficiency, and the like while maintaining an excellent level of tensile strength and elongation rate, when used for a resin composition.
    Type: Application
    Filed: December 26, 2017
    Publication date: August 15, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Seok Ho JEONG, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM
  • Publication number: 20190248984
    Abstract: The present invention relates to a plasticizer composition, a resin composition including the same, and a method of preparing the same. The plasticizer composition includes a cyclohexane 1,4-diester-based material; and an epoxidized alkyl ester-based material, wherein a weight ratio of the cyclohexane 1,4-diester-based material and the epoxidized alkyl ester-based material is 99:1 to 1:99, and the epoxidized alkyl ester-based material has an oxirane index (O.I.) of 1.5 or more. When the plasticizer composition is used as a plasticizer for a resin composition, properties such as plasticization efficiency, migration ability, tensile strength, elongation rate, migration upon stress, absorption rate, and the like may be improved.
    Type: Application
    Filed: December 11, 2017
    Publication date: August 15, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Jeong Ju MOON, Mi Yeon LEE, Joo Ho KIM, Seok Ho JEONG
  • Patent number: 10377875
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods for preparing thereof, and, by improving poor physical properties having been caused by structural limitation, provides a plasticizer capable of improving physical properties such as plasticizing efficiency, a migration property, tensile strength, an elongation rate, stress migration and light resistance required for sheet formularization when used as a plasticizer of a resin composition, and a resin composition comprising the same.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: August 13, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10377864
    Abstract: The present invention relates to a plasticizer composition, a resin composition and a method for preparing thereof. The present invention can provide a plasticizer composition, which can improve properties required to the plasticizer composition contained in a vinyl chloride-based resin composition, such as plasticizing efficiency, volatile loss, and migration resistance, to a level equal to or better than the existing plasticizer composition, and a resin composition comprising thereof.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: August 13, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20190241715
    Abstract: The present invention relates to a plasticizer composition, which includes a terephthalate-based material in which alkyl groups bonded to a diester group have a weight average carbon number of greater than 7 and less than 9; and a monobenzoate-based material including one or more compounds represented by Chemical Formula 1, wherein a weight ratio of the terephthalate-based material and the monobenzoate-based material is 99:1 to 1:99. Such a plasticizer composition is environmentally friendly, and can also improve properties such as tensile strength, elongation rate, hardness, and the like and migration resistance to stress so as to be suitable for use.
    Type: Application
    Filed: December 11, 2017
    Publication date: August 8, 2019
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Seok Ho JEONG, Mi Yeon LEE, Jeong Ju MOON
  • Patent number: 10370517
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods for preparing thereof, and, by improving poor physical properties having been caused by structural limitation, provides a plasticizer capable of improving physical properties such as plasticizing efficiency, a migration property, tensile strength, an elongation rate, stress migration and light resistance required for sheet formularization when used as a plasticizer of a resin composition, and a resin composition comprising the same.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: August 6, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20190211183
    Abstract: The present invention relates to a plasticizer composition which includes a terephthalate-based plasticizer and a trimellitate-based plasticizer, selectively includes a citrate-based plasticizer, and does not contain epoxidized oil, and particularly, a plasticizer composition capable of improving physical properties including migration resistance, tensile strength, elongation rate, retention characteristics and low-temperature resistance, required for use as a plasticizer of a resin composition, by improving the problems associated with a conventional plasticizer; and a resin composition including the same.
    Type: Application
    Filed: February 9, 2018
    Publication date: July 11, 2019
    Inventors: Hyun Kyu KIM, Jeong Ju MOON, Seok Ho JEONG, Mi Yeon LEE, Joo Ho KIM
  • Publication number: 20190211182
    Abstract: The present invention relates to a plasticizer composition, a resin composition and a method for preparing thereof. The present invention can provide a plasticizer composition, which can improve properties required to the plasticizer composition contained in a vinyl chloride-based resin composition, such as plasticizing efficiency, tensile retention and elongation retention, volatile loss, and migration resistance, to a level equal to or better than the existing plasticizer composition, and a resin composition comprising thereof.
    Type: Application
    Filed: April 6, 2016
    Publication date: July 11, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Patent number: 10259929
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods for preparing the plasticizer composition and the resin composition, and provides a plasticizer composition capable of improving physical properties such as plasticizing efficiency, tensile and elongation retention, volatile loss and migration resistance, which are required for a plasticizer composition included in a vinyl chloride-based resin composition, to an equal or a higher level compared to existing plasticizer compositions, and a resin composition including the same.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: April 16, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10208185
    Abstract: The present invention provides an ester compound of the following Formula 1, a plasticizer composition including the same and a resin composition including the plasticizer composition. In the above formula, R1 and R2 are different from each other and are independently at least one selected from the group consisting of C3-C10 alkyl of a non-branch type or including at least one branched chain, a substituted or unsubstituted alkyl aryl and a substituted or unsubstituted aryl. When the novel ester compound according to an embodiment of the present invention is used in a resin composition, eco-friendly property and good physical properties including plasticizing efficiency, tensile strength, elongation rate, migration loss, volatility resistance, etc. may be provided.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: February 19, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20190047938
    Abstract: The present invention relates to a plasticizer composition and a resin composition including the same, and can provide a plasticizer composition in which three types of terephthalate-based materials and three types of cyclohexane 1,4-diester-based materials are mixed, and by which environmental friendliness can be secured, mechanical properties such as tensile strength and an elongation rate, physical properties such as migration properties and volatile loss can be improved to levels equal to or higher than those of existing products, and effects of improving processability and plasticizing efficiency can be expected, and a resin composition including the same.
    Type: Application
    Filed: September 5, 2017
    Publication date: February 14, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Publication number: 20190048167
    Abstract: The present invention relates to a plasticizer composition and a resin composition including the same, and can provide a plasticizer composition in which a terephthalate-based material and a cyclohexane 1,4-diester-based material are mixed, and the sum of carbon atoms of alkyl groups bonded to the two materials is in the range of 34 to 40, and by which environmental friendliness can be secured, mechanical properties such as tensile strength and an elongation rate and physical properties such as migration properties and volatile loss can be improved to levels equal to or higher than those of existing products, and effects of improving processability and plasticizing efficiency can be expected, and a resin composition including the same.
    Type: Application
    Filed: September 5, 2017
    Publication date: February 14, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG