Patents by Inventor Kwon Il CHOI

Kwon Il CHOI 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: 11852647
    Abstract: The present disclosure relates to a method for predicting a rubber reinforcing effect of an organic-inorganic composite for rubber reinforcement. According to the present disclosure, a method for reliably predicting a rubber reinforcing effect of an organic-inorganic composite for rubber reinforcement by thermogravimetric analysis without mixing with a rubber composition is provided.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: December 26, 2023
    Inventors: Woo Seok Kim, Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Myounghwan Oh
  • Patent number: 11459444
    Abstract: The present disclosure relates to an inorganic composite, a method for producing the same, and a rubber composition for tires including the same. The inorganic composite according to the present disclosure is easy to handle, thereby improving safety of operators and productivity. Moreover, the inorganic composite makes it possible to uniformly disperse the inorganic particles in a rubber composition and to enhance the reinforcing effect. The rubber composition including the inorganic composite can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: October 4, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Woo Seok Kim, Myounghwan Oh
  • Patent number: 11059956
    Abstract: The present disclosure relates to an organic-inorganic composite for rubber reinforcement, a method for preparing the same, and a rubber composition for tires including the same. The organic-inorganic composite for rubber reinforcement according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: July 13, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Woo Seok Kim, Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Myounghwan Oh
  • Patent number: 10875980
    Abstract: The present disclosure relates to a reinforcing material for rubber including aluminosilicate particles and a rubber composition for tires including the same. The reinforcing material for rubber according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Grant
    Filed: September 4, 2017
    Date of Patent: December 29, 2020
    Inventors: Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Woo Seok Kim, Han Nah Jeong, Myounghwan Oh
  • Patent number: 10815358
    Abstract: The present disclosure relates to a reinforcing material for rubber including aluminosilicate particles, and a rubber composition for tires including the same. The reinforcing material for rubber according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Grant
    Filed: September 4, 2017
    Date of Patent: October 27, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Ha Na Lee, Shin Hee Jun, Kwon Il Choi, Woo Seok Kim, Myounghwan Oh, Han Nah Jeong
  • Patent number: 10793441
    Abstract: The present disclosure relates to a method for preparing aluminosilicate particles having excellent dispersion, a reinforcing material for rubber including the aluminosilicate particles, and a rubber composition for tires including the same. The reinforcing material for rubber including the aluminosilicate particles prepared by the method of the present disclosure can exhibit excellent dispersibility in the rubber composition and an enhanced reinforcing effect, so that it can be suitably used in eco-friendly tires requiring high efficiency and high fuel efficiency.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: October 6, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Kwon Il Choi, Ha Na Lee, Woo Seok Kim, Shin Hee Jun, Myounghwan Oh
  • Publication number: 20200148854
    Abstract: The present disclosure relates to a reinforcing material for rubber including aluminosilicate particles, and a rubber composition for tires including the same. The reinforcing material for rubber according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Application
    Filed: September 4, 2017
    Publication date: May 14, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ha Na Lee, Shin Hee Jun, Kwon Il Choi, Woo Seok Kim, Myounghwan Oh, Han Nah Jeong
  • Publication number: 20200131330
    Abstract: The present disclosure relates to a reinforcing material for rubber including aluminosilicate particles and a rubber composition for tires including the same. The reinforcing material for rubber according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Application
    Filed: September 4, 2017
    Publication date: April 30, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Shin Hee JUN, Ha Na LEE, Kwon Il CHOI, Woo Seok KIM, Han Nah JEONG, Myounghwan OH
  • Publication number: 20200131341
    Abstract: The present disclosure relates to an organic-inorganic composite for rubber reinforcement, a method for preparing the same, and a rubber composition for tires including the same. The organic-inorganic composite for rubber reinforcement according to the present disclosure exhibits excellent dispersibility in the rubber composition and reinforcing effect, and thus can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Application
    Filed: January 5, 2018
    Publication date: April 30, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Woo Seok Kim, Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Myounghwan Oh
  • Publication number: 20200010329
    Abstract: The present disclosure relates to a method for preparing aluminosilicate particles having excellent dispersion, a reinforcing material for rubber including the aluminosilicate particles, and a rubber composition for tires including the same. The reinforcing material for rubber including the aluminosilicate particles prepared by the method of the present disclosure can exhibit excellent dispersibility in the rubber composition and an enhanced reinforcing effect, so that it can be suitably used in eco-friendly tires requiring high efficiency and high fuel efficiency.
    Type: Application
    Filed: October 18, 2017
    Publication date: January 9, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Kwon Il Choi, Ha Na Lee, Woo Seok Kim, Shin Hee Jun, Myounghwan Oh
  • Publication number: 20190390039
    Abstract: The present disclosure relates to an inorganic composite, a method for producing the same, and a rubber composition for tires including the same. The inorganic composite according to the present disclosure is easy to handle, thereby improving safety of operators and productivity. Moreover, the inorganic composite makes it possible to uniformly disperse the inorganic particles in a rubber composition and to enhance the reinforcing effect. The rubber composition including the inorganic composite can be suitably used for eco-friendly tires requiring high efficiency and high fuel efficiency characteristics.
    Type: Application
    Filed: April 12, 2018
    Publication date: December 26, 2019
    Inventors: Shin Hee JUN, Ha Na LEE, Kwon Il CHOI, Woo Seok KIM, Myounghwan OH
  • Publication number: 20190375645
    Abstract: The present disclosure relates to a method for preparing aluminosilicate nanoparticles having excellent dispersibility. According to the present disclosure, amorphous aluminosilicate nanoparticles can be provided by a simple method of obtaining an aluminosilicate salt by a neutralization reaction between a silicon source and an aluminum source. Particularly, according to the above method, aluminosilicate nanoparticles exhibiting improved workability and productivity in a rubber molding process while having excellent dispersibility in a rubber composition can be provided.
    Type: Application
    Filed: September 14, 2018
    Publication date: December 12, 2019
    Inventors: Kwon Il CHOI, Myounghwan OH, Ha Na LEE, Woo Seok KIM, Eun Kyu SEONG
  • Patent number: 10443175
    Abstract: The present invention relates to a washing machine which can reduce energy required for a washing cycle and a drying cycle. The washing machine includes a moisture absorption element containing porous aluminosilicate, in which the porous aluminosilicate has a Si/Al atomic ratio of 15 or less and a total specific volume (Vtotal) of pores of 0.3 cm3/g, the Vtotal of pores being defined as sum of Vmeso and Vmicro.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: October 15, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Sang Yun Jung, Cheol-Hee Park, Kwon Il Choi, Shin Hee Jun, Dae Ki Lee, Myoung hwan Oh
  • Publication number: 20190310176
    Abstract: The present disclosure relates to a method for predicting a rubber reinforcing effect of an organic-inorganic composite for rubber reinforcement. According to the present disclosure, a method for reliably predicting a rubber reinforcing effect of an organic-inorganic composite for rubber reinforcement by thermogravimetric analysis without mixing with a rubber composition is provided.
    Type: Application
    Filed: January 5, 2018
    Publication date: October 10, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Woo Seok Kim, Shin Hee Jun, Ha Na Lee, Kwon Il Choi, Myounghwan Oh
  • Patent number: 10065860
    Abstract: The present invention relates to a composition for forming conductive patterns and a resin structure having a conductive pattern, capable of forming a conductive micropattern on various polymer resin products or resin layers using a simplified process and exhibiting excellent heat dissipation characteristics. The composition for forming conductive patterns comprises: a polymer resin; a non-conductive metal compound represented by a specific chemical formula; and a heat-dissipating material, wherein a metal nucleus is formed from the non-conductive metal compound by the irradiation of electromagnetic waves.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: September 4, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Kwon Il Choi, Myong Jo Ham, Eon Seok Lee, Cheol-Hee Park, Han Nah Jeong, Jae Hyun Kim, Shin Hee Jun, Eun Kyu Seong
  • Publication number: 20180135217
    Abstract: The present invention relates to a washing machine which can reduce energy required for a washing cycle and a drying cycle. The washing machine includes a moisture absorption element containing porous aluminosilicate, in which the porous aluminosilicate has a Si/Al atomic ratio of 15 or less and a total specific volume (Vtotal) of pores of 0.3 cm3/g, the Vtotal of pores being defined as sum of Vmeso and Vmicro.
    Type: Application
    Filed: July 27, 2016
    Publication date: May 17, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Sang Yun Jung, Cheol-Hee Park, Kwon Il Choi, Shin Hee Jun, Dae Ki Lee, Myoung hwan OH
  • Publication number: 20170267526
    Abstract: The present invention relates to a composition for forming conductive patterns and a resin structure having a conductive pattern, capable of forming a conductive micropattern on various polymer resin products or resin layers using a simplified process and exhibiting excellent heat dissipation characteristics. The composition for forming conductive patterns comprises: a polymer resin; a non-conductive metal compound represented by a specific chemical formula; and a heat-dissipating material, wherein a metal nucleus is formed from the non-conductive metal compound by the irradiation of electromagnetic waves.
    Type: Application
    Filed: September 17, 2015
    Publication date: September 21, 2017
    Inventors: Kwon Il CHOI, Myong Jo HAM, Eon Seok LEE, Cheol-Hee PARK, Han Nah JEONG, Jae Hyun KIM, Shin Hee JUN, Eun Kyu SEONG