Patents by Inventor Hyeon Gyu Moon

Hyeon Gyu 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).

  • Publication number: 20240178450
    Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 4-((tert-butoxydimethylsilyl)methyl)-5-methyl-1,3-dioxol-2-one represented by as an electrode film additive. An embodiment lithium secondary battery includes the above-described electrolyte solution, a positive electrode including a positive electrode active material including Ni, Co, and Mn, a negative electrode including a carbon-based negative electrode active material or a silicon-based negative electrode active material, and a separator interposed between the positive electrode and the negative electrode.
    Type: Application
    Filed: November 8, 2023
    Publication date: May 30, 2024
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong
  • Publication number: 20240170723
    Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a first negative-electrode film additive, which is silver p-toluenesulfonate.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 23, 2024
    Inventors: Ko Eun Kim, Yoon Sung Lee, Sung Ho Ban, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi
  • Publication number: 20240170724
    Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes an electrode film additive of 2-(dodec-1-en-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane represented by An embodiment lithium secondary battery includes this electrolyte solution, a positive electrode including a positive-electrode active material including Ni, Co, and Mn, a negative electrode including a negative-electrode active material including a carbon (C)-based material or a silicon (Si)-based material, and a separator interposed between the positive electrode and the negative electrode.
    Type: Application
    Filed: November 8, 2023
    Publication date: May 23, 2024
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong
  • Publication number: 20240162494
    Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a negative-electrode film additive, which is silver p-toluenesulfonate.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 16, 2024
    Inventors: Ko Eun Kim, Yoon Sung Lee, Sung Ho Ban, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi
  • Publication number: 20230402650
    Abstract: An electrolyte for a lithium secondary battery can enhance lifetime and output characteristics in a high-capacity lithium secondary battery. The electrolyte for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive. The functional additive includes 1-(3-((tert-butyldimethylsilyl)oxy)propyl)-5-(4-fluorophenyl)-1H-1,2,3-triazole-4-carbonitrile as a positive electrode film additive.
    Type: Application
    Filed: November 18, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • Publication number: 20230402649
    Abstract: Disclosed herein are an electrolyte for a lithium secondary battery, which can enhance lifetime and output characteristics in a high-capacity lithium secondary battery, and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery may include a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 5,5-diallyl-3-(tert-butyldimethylsilyl)oxazolidin-2-one as a positive electrode film additive.
    Type: Application
    Filed: November 17, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • Patent number: 11830979
    Abstract: The electrolyte for a lithium secondary battery comprises: a lithium salt; a solvent; and a functional additive, wherein the functional additive comprises naphthalen-1-yl sulfurofluoridate, represented by the following formula 1:
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: November 28, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Ik Kyu Kim, Seung Min Oh, Sung Ho Ban, Sang Mok Park, Ko Eun Kim, Sang Kyu Kwak, Nam Soon Choi, Hyeon Gyu Moon, Seo Young Jeong, Sung You Hong, Dae Yeon Hwang
  • Patent number: 11749838
    Abstract: Disclosed are an electrolyte solution for lithium secondary batteries and a lithium secondary battery including the same.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: September 5, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, UNIST (Ulsan National Insitute of Science and Technology)
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Seung Min Oh, Ik Kyu Kim, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Woo Gyum Kim, Dae Yeon Hwang, Hyeon Gyu Moon
  • Patent number: 11742521
    Abstract: The electrolyte solution for a lithium secondary battery includes: a lithium salt; a solvent; and an anode additive including 5-(4-cyanophenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carbonitrile represented by Chemical Formula 1 below:
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: August 29, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Seung Min Oh, Sung Ho Ban, Ko Eun Kim, Jun Ki Rhee, Woo Young Jin, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Woo Gyum Kim, Dae Yeon Hwang, Hyeon Gyu Moon
  • Publication number: 20230207874
    Abstract: The present disclosure provides an electrolyte for a lithium secondary battery capable of improving the lifespan characteristics and output characteristics of a high capacity lithium secondary battery and a lithium secondary battery including the same.
    Type: Application
    Filed: July 19, 2022
    Publication date: June 29, 2023
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Nam Soon Choi, Sung You Hong, Sang Kyu Kwak, Hyeon Gyu Moon, Hyeong Jun Kim, Min Ho Jeon
  • Publication number: 20230207877
    Abstract: Proposed is an additive for an electrolyte solution to improve the electrochemical properties of a lithium secondary.
    Type: Application
    Filed: September 22, 2022
    Publication date: June 29, 2023
    Inventors: Yoon Sung LEE, Jun Ki RHEE, Ko Eun KIM, Sung Ho BAN, Seung Min OH, Nam Soon CHOI, Sang Kyu KWAK, Sung You HONG, Hyeong Jun KIM, Seo Young JEONG, Hyeon Gyu MOON
  • Patent number: 11670801
    Abstract: The electrolyte solution for a lithium secondary battery includes: a lithium salt; a solvent; and an anode additive including 1-benzyl-5-(4-nitrophenyl)-1H-1,2,3-triazole-4-carbonitrile represented by Chemical Formula 1 below:
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: June 6, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Ik Kyu Kim, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Dae Yeon Hwang, Seo Young Jeong, Hyeon Gyu Moon
  • Patent number: 11646448
    Abstract: The electrolyte for a lithium secondary battery includes: a lithium salt; a solvent; and a functional additive, wherein the functional additive includes 1,2-bis(maleimido)ethane, represented by the following formula 1:
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: May 9, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, UNIST (Ulsan National Insitute of Science and Technology)
    Inventors: Yoon Sung Lee, Seung Min Oh, Ji Eun Lee, Sung Ho Ban, Ik Kyu Kim, Ko Eun Kim, Sang Kyu Kwak, Nam Soon Choi, Woo Gyum Kim, Hyeon Gyu Moon, Sung You Hong, Dae Yeon Hwang
  • Publication number: 20220328875
    Abstract: Disclosed are an electrolyte solution and an additive thereof, which may increase electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: November 22, 2021
    Publication date: October 13, 2022
    Inventors: Woo Young JIN, Jun Ki RHEE, Yeol Mae YEO, Seung Min OH, Yoon Sung LEE, Ji Eun LEE, Sang Hun LEE, Ko Eun KIM, Sang Mok PARK, Sung Ho BAN, Hyeon Gyu MOON, Hui Beom NAM, Hyun Soo MA, Nam Soon CHOI
  • Publication number: 20220285730
    Abstract: Disclosed is an additive for improving the electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 8, 2022
    Inventors: Ji Eun Lee, Jun Ki Rhee, Seung Min Oh, Yoon Sung Lee, Sung Ho Ban, Sang Hun Lee, Woo Young Jin, Sang Mok Park, Ko Eun Kim, Hyeon Gyu Moon, Hui Beom Nam, Hyun Soo Ma, Nam Soon Choi
  • Publication number: 20220285731
    Abstract: Disclosed is an additive for increasing the electrochemical properties of lithium secondary batteries.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 8, 2022
    Inventors: Sang Hun Lee, Jun Ki Rhee, Yeol Mae Yeo, Seung Min Oh, Yoon Sung Lee, Ji Eun Lee, Ko Eun Kim, Woo Young Jin, Sang Mok Park, Sung Ho Ban, Hyeon Gyu Moon, Hui Beom Nam, Hyun Soo Ma, Nam Soon Choi
  • Publication number: 20220149432
    Abstract: Disclosed are an electrolyte solution for lithium secondary batteries and a lithium secondary battery including the same.
    Type: Application
    Filed: August 5, 2021
    Publication date: May 12, 2022
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Seung Min Oh, Ik Kyu Kim, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Woo Gyum Kim, Dae Yeon Hwang, Hyeon Gyu Moon
  • Publication number: 20220131189
    Abstract: The electrolyte solution for a lithium secondary battery includes: a lithium salt; a solvent; and an anode additive including 1-benzyl-5-(4-nitrophenyl)-1H-1,2,3-triazole-4-carbonitrile represented by Chemical Formula 1 below:
    Type: Application
    Filed: June 3, 2021
    Publication date: April 28, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung LEE, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Ik Kyu Kim, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Dae Yeon Hwang, Seo Young Jeong, Hyeon Gyu Moon
  • Publication number: 20220131190
    Abstract: The electrolyte solution for a lithium secondary battery includes: a lithium salt; a solvent; and an anode additive including 5-(4-cyanophenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carbonitrile represented by Chemical Formula 1 below:
    Type: Application
    Filed: June 3, 2021
    Publication date: April 28, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung LEE, Seung Min OH, Sung Ho BAN, Ko Eun KIM, Jun Ki RHEE, Woo Young JIN, Sang Kyu KWAK, Nam Soon CHOI, Sung You HONG, Woo Gyum KIM, Dae Yeon HWANG, Hyeon Gyu MOON
  • Publication number: 20220115696
    Abstract: The electrolyte for a lithium secondary battery comprises: a lithium salt; a solvent; and a functional additive, wherein the functional additive comprises naphthalen-1-yl sulfurofluoridate, represented by the following formula 1:
    Type: Application
    Filed: June 4, 2021
    Publication date: April 14, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung LEE, Ik Kyu Kim, Seung Min Oh, Sung Ho Ban, Sang Mok Park, Ko Eun Kim, Sang Kyu Kwak, Nam Soon Choi, Hyeon Gyu Moon, Seo Young Jeong, Sung You Hong, Dae Yeon Hwang