Patents by Inventor Younghye KANG

Younghye KANG 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).

  • Electrolyte additive for lithium secondary battery and lithium secondary battery including the same
    Patent number: 11936001
    Abstract: An additive for a lithium secondary battery includes a compound represented by Formula 1 below, where R1 to R4 are as defined in the disclosure. An electrolyte for a lithium secondary battery includes: a lithium salt; a non-aqueous organic solvent; and the additive. A lithium secondary battery includes: a cathode; an anode; and the electrolyte.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 19, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyejin Park, Younghye Kang, Aeran Kim, Myungheui Woo, Duckjae You, Taejin Lee, Harim Lee, Jinhyeok Lim, Wonseok Cho, Hyunbong Choi
  • Electrolyte for rechargeable lithium battery and rechargeable lithium battery
    Patent number: 11908999
    Abstract: An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the electrolyte, the electrolyte including a non-aqueous organic solvent; a lithium salt; and an additive, wherein the additive includes a compound represented by Chemical Formula 1: in Chemical Formula 1, R1 is a cyano group, a substituted or unsubstituted C2 to C10 alkenyl group, or a substituted or unsubstituted C2 to C10 alkynyl group.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: February 20, 2024
    Assignees: SAMSUNG SDI CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Myunghwan Jeong, Younghye Kang, Haneol Kang, Dongyoung Kim, Soojin Kim, Aeran Kim, Hoon Kim, Suyeol Ryu, Moon Jeong Park, Jeongmin Shin, Junyong Lee, Tae Jin Lee, Jin-Hyeok Lim, Wonseok Cho, Hyunbong Choi, Jungmin Han
  • Additive, electrolyte for lithium secondary battery and lithium secondary battery including the same
    Patent number: 11830978
    Abstract: An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive including a compound represented by Formula 1 below:
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Myungheui Woo, Pavel Shatunov, Olga Tsay, Younghye Kang, Aeran Kim, Hyejin Park, Jeongmin Shin, Duckjae You, Taejin Lee, Harim Lee, Jinhyeok Lim, Wonseok Cho, Hyunbong Choi
  • Elecrolyte additive for lithium secondary battery, electrolyte for lithium secondary battery, and lithium secondary battery including electrolyte
    Patent number: 11728513
    Abstract: An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive comprising a compound represented by Formula 1 below:
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: August 15, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Harim Lee, Younghye Kang, Aeran Kim, Hyejin Park, Myungheui Woo, Duckjae You, Taejin Lee, Jinhyeok Lim, Wonseok Cho, Olga Tsay, Hyunbong Choi, Pavel Shatunov
  • Additive, electrolyte for rechargeable lithium battery, and rechargeable lithium battery including the same
    Patent number: 11728514
    Abstract: An additive represented by Chemical Formula 1, an electrolyte for a rechargeable lithium battery including the same, and a rechargeable lithium battery, wherein, in Chemical Formula 1, R1 to R6 are each independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C1 to C10 alkoxy group, a substituted or unsubstituted C2 to C10 alkenyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C3 to C10 cycloalkenyl group, or a substituted or unsubstituted C6 to C20 aryl group.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: August 15, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Wonseok Cho, Younghye Kang, Dongyoung Kim, Soojin Kim, Aeran Kim, Suyeol Ryu, Jeongmin Shin, Junyong Lee, Tae Jin Lee, Jin-Hyeok Lim, Myunghwan Jeong, Hyunbong Choi, Jungmin Han
  • ADDITIVE, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY COMPRISING SAME, AND LITHIUM SECONDARY BATTERY
    Publication number: 20230170526
    Abstract: Provided are an additive represented by Chemical Formula 1, an electrolyte for a lithium secondary battery including same, and a lithium secondary battery. The details of Chemical Formula 1 are as described in the specification.
    Type: Application
    Filed: January 20, 2021
    Publication date: June 1, 2023
    Inventors: Jin-Hyeok LIM, Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Kyu-Eun SHIM, Junyong LEE, Tae Jin LEE, Myunghwan JEONG, Wonseok CHO, Olga TSAY, Hyunbong CHOI, Pavel SHATUNOV, Jungmin HAN
  • ADDITIVE FOR ELECTROLYTE OF SECONDARY LITHIUM BATTERY, ELECTROLYTE FOR SECONDARY LITHIUM BATTERY, AND SECONDARY LITHIUM BATTERY COMPRISING SAME
    Publication number: 20230140494
    Abstract: Provided are an additive for the electrolyte of a secondary lithium battery, an electrolyte for secondary lithium battery, and a secondary lithium battery comprising same, the additive comprising a compound represented by chemical formula 1.
    Type: Application
    Filed: January 20, 2021
    Publication date: May 4, 2023
    Inventors: Olga TSAY, Soojin KIM, Hyunbong CHOI, Younghye KANG, Jin-Hyeok LIM, Myunghwan JEONG, Wonseok CHO, Pavel SHATUNOV
  • Additive, electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same
    Patent number: 11600861
    Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: March 7, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Wonseok Cho, Younghye Kang, Dongyoung Kim, Soojin Kim, Aeran Kim, Suyeol Ryu, Jeongmin Shin, Junyong Lee, Tae Jin Lee, Jin-Hyeok Lim, Myunghwan Jeong, Hyunbong Choi, Jungmin Han
  • ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20230015911
    Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:
    Type: Application
    Filed: August 26, 2022
    Publication date: January 19, 2023
    Inventors: Wonseok CHO, Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Myunghwan JEONG, Hyunbong CHOI, Jungmin HAN
  • Lithium secondary battery
    Patent number: 11508990
    Abstract: A lithium secondary battery includes: a cathode, an anode; and an electrolyte between the cathode and the anode, wherein the cathode includes a cathode active material represented by Formula 1 below, and the electrolyte includes a lithium salt, a non-aqueous solvent, and a compound represented by Formula 2, where x, y, z, M, A, L1, a1, and R1 to R4 are defined as described in the disclosure.
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: November 22, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Wonseok Cho, Pavel Shatunov, Olga Tsay, Younghye Kang, Aeran Kim, Hyejin Park, Jeongmin Shin, Myungheui Woo, Duckjae You, Taejin Lee, Harim Lee, Jinhyeok Lim, Hyunbong Choi
  • ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME
    Publication number: 20220344715
    Abstract: Provided is an electrolyte solution for a lithium secondary battery, the electrolyte solution comprising a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive includes a compound represented by Chemical Formula 1. The contents of Chemical Formula 1 are the same as described in the specification.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 27, 2022
    Inventors: Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Myunghwan JEONG, Wonseok CHO, Hyunbong CHOI, Jungmin HAN
  • ELECTROLYTE ADDITIVE FOR LITHIUM SECONDARY BATTERY, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING ELECTROLYTE
    Publication number: 20220263132
    Abstract: Provided are an electrolyte additive for lithium secondary batteries, an electrolyte for lithium secondary batteries including the same, and a lithium secondary battery including the electrolyte, the additive including a compound represented by Formula 1 below: In Formula 1, R1 to R6 are as defined in the detailed description.
    Type: Application
    Filed: July 28, 2020
    Publication date: August 18, 2022
    Inventors: Jinhyeok Lim, Pavel SHATUNOV, Olga TSAY, Younghye Kang, Aeran Kim, Hyejin Park, Myungheui Woo, Duckjae You, Taejin Lee, Harim Lee, Wonseok Cho, Hyunbong Choi
  • Lithium secondary battery comprising electrolyte
    Patent number: 11367900
    Abstract: The present invention relates to a lithium secondary battery. The lithium secondary battery includes a positive electrode including a positive active material; a negative electrode including a negative active material; and an electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive including a compound represented by Chemical Formula 1. The negative active material includes Si at about 0.1 wt % to about 32 wt % in amount based on a total weight of the negative active material. wherein, in Chemical Formula 1, A is a substituted or unsubstituted aliphatic chain or (—C2H4—O—C2H4-)n, and n is an integer from 1 to 10.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: June 21, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin-Hyeok Lim, Younghye Kang, Soojin Kim, Aeran Kim, Suyeol Ryu, Injun Park, Jinah Seo, Jeongmin Shin, Junyong Lee, Tae Jin Lee, Myunghwan Jeong, Hyejeong Jeong, Wonseok Cho, Olga Tsay, Hyunbong Choi, Pavel Shatunov
  • Electrolyte additive for lithium secondary battery and lithium secondary battery including the same
    Patent number: 11329318
    Abstract: Disclosed herein is an additive for a lithium secondary battery, the additive including a compound represented by Formula 1. An electrolyte for a lithium secondary battery includes: a lithium salt; a non-aqueous organic solvent; and the additive represented by Formula 1. A lithium secondary battery includes: a cathode; an anode; and the electrolyte including the additive represented by Formula 1.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: May 10, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Wonseok Cho, Pavel Shatunov, Olga Tsay, Younghye Kang, Aeran Kim, Hyejin Park, Myungheui Woo, Duckjae You, Taejin Lee, Harim Lee, Jinhyeok Lim, Hyunbong Choi
  • ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY
    Publication number: 20210135287
    Abstract: An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the electrolyte, the electrolyte including a non-aqueous organic solvent; a lithium salt; and an additive, wherein the additive includes a compound represented by Chemical Formula 1: in Chemical Formula 1, R1 is a cyano group, a substituted or unsubstituted C2 to C10 alkenyl group, or a substituted or unsubstituted C2 to C10 alkynyl group.
    Type: Application
    Filed: October 27, 2020
    Publication date: May 6, 2021
    Inventors: Myunghwan JEONG, Younghye KANG, Haneol KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Hoon KIM, Suyeol RYU, Moon Jeong PARK, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Wonseok CHO, Hyunbong CHOI, Jungmin HAN
  • ADDITIVE, ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20210083328
    Abstract: An additive represented by Chemical Formula 1, an electrolyte for a rechargeable lithium battery including the same, and a rechargeable lithium battery, wherein, in Chemical Formula 1, R1 to R6 are each independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C1 to C10 alkoxy group, a substituted or unsubstituted C2 to C10 alkenyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C3 to C10 cycloalkenyl group, or a substituted or unsubstituted C6 to C20 aryl group.
    Type: Application
    Filed: September 3, 2020
    Publication date: March 18, 2021
    Inventors: Wonseok CHO, Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Myunghwan JEONG, Hyunbong CHOI, Jungmin HAN
  • ADDITIVE, ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY
    Publication number: 20210020989
    Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:
    Type: Application
    Filed: July 13, 2020
    Publication date: January 21, 2021
    Inventors: Hyunbong CHOI, Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Myunghwan JEONG, Wonseok CHO, Pavel SHATUNOV, Jungmin HAN
  • LITHIUM SECONDARY BATTERY COMPRISING ELECTROLYTE
    Publication number: 20210005932
    Abstract: The present invention relates to a lithium secondary battery. The lithium secondary battery includes a positive electrode including a positive active material; a negative electrode including a negative active material; and an electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive including a compound represented by Chemical Formula 1. The negative active material includes Si at about 0.1 wt % to about 32 wt % in amount based on a total weight of the negative active material. wherein, in Chemical Formula 1, A is a substituted or unsubstituted aliphatic chain or (—C2H4—O—C2H4—)n, and n is an integer from 1 to 10.
    Type: Application
    Filed: September 16, 2020
    Publication date: January 7, 2021
    Inventors: Jin-Hyeok LIM, Younghye KANG, Soojin KIM, Aeran KIM, Suyeol RYU, Injun PARK, Jinah SEO, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Myunghwan JEONG, Hyejeong JEONG, Wonseok CHO, Olga TSAY, Hyunbong CHOI, Pavel SHATUNOV
  • ADDITIVE, ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20200403272
    Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:
    Type: Application
    Filed: June 18, 2020
    Publication date: December 24, 2020
    Inventors: Wonseok CHO, Younghye KANG, Dongyoung KIM, Soojin KIM, Aeran KIM, Suyeol RYU, Jeongmin SHIN, Junyong LEE, Tae Jin LEE, Jin-Hyeok LIM, Myunghwan JEONG, Hyunbong CHOI, Jungmin HAN
  • ADDITIVE, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20200381781
    Abstract: An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive including a compound represented by Formula 1 below:
    Type: Application
    Filed: May 29, 2020
    Publication date: December 3, 2020
    Inventors: Myungheui WOO, Pavel SHATUNOV, Olga TSAY, Younghye KANG, Aeran KIM, Hyejin PARK, Jeongmin SHIN, Duckjae YOU, Taejin LEE, Harim LEE, Jinhyeok LIM, Wonseok CHO, Hyunbong CHOI