Patents by Inventor Woo-Cheol Shin

Woo-Cheol Shin 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 FOR LITHIUM BATTERY, LITHIUM BATTERY INCLUDING THE SAME, AND METHOD OF MANUFACTURING ELECTROLYTE FOR LITHIUM BATTERY
    Publication number: 20150072247
    Abstract: An electrolyte for a lithium battery, a lithium battery including the electrolyte, and a method of preparing the electrolyte for a lithium battery. The electrolyte for a lithium battery includes a non-aqueous organic solvent; and about 0.1 wt % to about 1 wt % of lithium nitrate (LiNO3) based on a total weight of the non-aqueous organic solvent. By using the electrolyte for a lithium battery, lifespan cycle properties of the lithium battery may be improved.
    Type: Application
    Filed: July 28, 2014
    Publication date: March 12, 2015
    Inventors: In-Haeng Cho, Ha-Rim Lee, Sang-Hoon Kim, Woo-Cheol Shin, Jung-Hyun Nam
  • Electrolyte additive and electrolyte and lithium rechargeable battery including same
    Patent number: 8940434
    Abstract: Disclosed are an additive for a rechargeable lithium battery electrolyte including an aromatic compound having an isothiocyanate group (—NCS), and an electrolyte and rechargeable lithium battery including the same.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: January 27, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Makhmut Khasanov, Woo-Cheol Shin, Denis Chernyshov, Alexey Tereshchenko, Vladimir Egorov, Pavel Shatunov
  • ADDITIVE FOR ELECTROLYTE AND ELECTROLYTE AND LITHIUM SECONDARY BATTERY
    Publication number: 20150010810
    Abstract: An additive, the additive being for an electrolyte for a lithium secondary battery and represented by Chemical Formula 1: R1 to R4 each independently being hydrogen or a non-polar hydrocarbon group, is disclosed. An electrolyte, the electrolyte being for a lithium secondary battery and including: a non-aqueous organic solvent; a lithium salt; and the additive is also disclosed. A lithium secondary battery including: a positive electrode; a negative electrode facing the positive electrode; and a separator between the positive electrode and the negative electrode, the separator being impregnated with an electrolyte including the additive, is also disclosed.
    Type: Application
    Filed: May 19, 2014
    Publication date: January 8, 2015
    Applicant: Samsung SDI Co., Ltd.
    Inventors: In-Haeng Cho, Woo-Cheol Shin, Sang-Il Han, Sang-Hoon Kim, Byung-Joo Chung, Duck-Hyun Kim, Myung-Hwan Jeong, Jung-Yi Yu, Jung-Hyun Nam, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, E-Rang Cho, Dong-Myung Choi, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov, Makhmut Khasanov, Vladimir Egorov
  • SILICONE-CONTAINING COMPOUND, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND THE METHOD OF PREPARING THE SILICONE-CONTAINING COMPOUND
    Publication number: 20150010811
    Abstract: A silicone-containing compound is an additive for a lithium secondary battery electrolyte for improving high-temperature lifetime characteristics and/or high-temperature stability of a lithium secondary battery. An electrolyte for a lithium secondary battery includes the silicon-containing compound. A lithium secondary battery includes the electrolyte. A method of preparing the silicon-containing compound is also provided.
    Type: Application
    Filed: May 23, 2014
    Publication date: January 8, 2015
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Vladimir Egorov, Woo-Cheol Shin, Soo-Jin Kim, Myung-Heui Woo, Hye-Jin Park, Si-Young Cha
  • ADDITIVE FOR LITHIUM BATTERY ELECTROLYTE, ORGANIC ELECTROLYTE SOLUTION INCLUDING THE SAME AND LITHIUM BATTERY USING THE ELECTROLYTE SOLUTION
    Publication number: 20140356733
    Abstract: Provided are an additive for a lithium battery electrolyte, wherein the additive is an ethylene carbonate based compound represented by the following Formula 1 or 2, an organic electrolyte solution including the additive, and a lithium battery including the organic electrolyte solution: in the above Formulae, R1, R2, R3, and R4 are each independently a non-polar functional group or a polar functional group, the polar functional group including a heteroatom belonging to groups 13 to 16 of the periodic table of elements, and one or more of R1, R2, R3, and R4 are the polar functional groups.
    Type: Application
    Filed: May 5, 2014
    Publication date: December 4, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Makhmut Khasanov, Woo-Cheol Shin, Vladimir Egorov, Pavel Alexandrovich Shatunov, Denis Chernyshov, Sang-Hoon Kim, Ha-Rim Lee, In-Haeng Cho, Alexey Tereshchenko
  • ADDITIVE FOR ELECTROLYTE, ELECTROLYTE AND RECHARGEABLE LITHIUM BATTERY
    Publication number: 20140349176
    Abstract: In an aspect, a rechargeable lithium battery that includes a positive electrode; negative electrode; a separator interposed between the positive electrode and the negative electrode; and an electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive is provided. The additive may be an optionally substituted thiophene.
    Type: Application
    Filed: April 22, 2014
    Publication date: November 27, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Vladimir Egorov, Jiten Singh, Woo-Cheol Shin, Maeng-Eun Lee, Jung-Yi Yu, Sang-Il Han, Sang-Hoon Kim, Duck-Hyun Kim, Myung-Hwan Jeong, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Makhmut Khasanov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov
  • ORGANIC ELECTROLYTE SOLUTION AND LITHIUM BATTERY COMPRISING THE SAME
    Publication number: 20140342242
    Abstract: An organic electrolyte solution and a lithium battery using the same are disclosed. The organic electrolyte solution includes a lithium salt, an organic solution, a thiophene-based compound and a nitrile-based compound.
    Type: Application
    Filed: December 30, 2013
    Publication date: November 20, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Vladimir Egorov, Woo-Cheol Shin, Jung-Yi Yu, Sang-Il Han, Sang-Hoon Kim, Duck-Hyun Kim, Myung-Hwan Jeong, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Makhmut Khasanov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov
  • ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY EMPLOYING THE SAME
    Publication number: 20140335427
    Abstract: An electrolyte for a lithium secondary battery and a lithium secondary battery including the electrolyte are provided. The electrolyte includes a compound represented by Formula 1 below; a nonaqueous organic solvent; and a lithium salt: wherein, in Formula 1, R1, R2, R3, and R4 are each independently a unsubstituted or substituted C1-C20 alkoxy group, a unsubstituted or substituted C1-C20 alkoxyalkyleneoxy group, a unsubstituted or substituted C6-C20 aryloxy group, or R—O—C(?O)— where R is a C1-C20 alkyl group, a C6-C20 aryl group, or a C1-C20 fluoroalkyl group.
    Type: Application
    Filed: September 13, 2013
    Publication date: November 13, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Makhmut Khasanov, Vladimir Egorov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov, Jung-Yi Yu, SANG-IL HAN, Sang-Hoon Kim, Duck-Hyun Kim, Myung-Hwan Jeong, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Woo-Cheol Shin
  • Fuel cell system and operation method thereof
    Patent number: 8877395
    Abstract: A fuel cell system capable of improving performance and stability of the system by using stack off-gas includes: a power generation unit that generates power through an electrochemical reaction of a first fuel and a first oxidant; a reforming unit that supplies the first fuel to the power generation unit; a heating unit that receives second fuel and a second oxidant, combusts the second fuel, and is thermal-conductively coupled with the reforming unit; and a connection unit that connects the heating unit with the power generation unit to be in fluid communication and supplies off-gas of the power generation unit to the heating unit. The off-gas is supplied to the heating unit in a pulse type.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: November 4, 2014
    Assignee: Samsung SDI Co., Ltd
    Inventor: Woo-Cheol Shin
  • ADDITIVE FOR ELECTROLYTE OF LITHIUM BATTERY, ORGANIC ELECTROLYTIC SOLUTION COMPRISING THE SAME, AND LITHIUM BATTERY USING THE ORGANIC ELECTROLYTIC SOLUTION
    Publication number: 20140322596
    Abstract: In an aspect, an additive for an electrolyte of a lithium battery, the additive including a compound including at least three nitrile moieties is provided:
    Type: Application
    Filed: January 8, 2014
    Publication date: October 30, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Pavel Alexandrovich Shatunov, Woo-Cheol Shin, Sang-Hoon Kim, Jung-Yi Yu, Ha-Rim Lee, In-Haeng Cho, Khasanov Makhmut
  • RECHARGEABLE LITHIUM BATTERY AND METHOD OF FABRICATING THE SAME
    Publication number: 20140308564
    Abstract: In an aspect, a rechargeable lithium battery that includes a positive electrode; negative electrode; a separator interposed between the positive electrode and the negative electrode and including a porous substrate and a coating layer formed on at least one side of the porous substrate; and an electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive is provided.
    Type: Application
    Filed: December 19, 2013
    Publication date: October 16, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Moon-Sung Kim, Woo-Cheol Shin, Sang-Il Han, Sang-Hoon Kim, Byung-Joo Chung, Duck-Hyun Kim, Myung-Hwan Jeong, Jung-Yi Yu, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Vladimir Egorov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov, Makhmut Khasanov, Jung-Hyun Nam
  • ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20140308562
    Abstract: An electrolyte for lithium secondary batteries includes a lithium salt, a nonaqueous organic solvent, and a compound represented by Formula 1 below as an additive: where R1, R2, R3, R4, and R5 in Formula 1 are defined as those specified in the specification.
    Type: Application
    Filed: January 14, 2014
    Publication date: October 16, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Myung-Hwan Jeong, Soo-Jin Kim, Myung-Heui Woo, Hye-Jin Park, Moon-Sung Kim, Si-Young Cha, Min-Ju Lee, Vladimir Egorov, Woo-Cheol Shin
  • RECHARGEABLE LITHIUM BATTERY AND METHOD OF FABRICATING SAME
    Publication number: 20140308563
    Abstract: In an aspect, a rechargeable lithium battery that includes a positive electrode; negative electrode; a separator interposed between the positive electrode and the negative electrode and including a porous substrate and a coating layer formed on at least one side of the porous substrate; and an electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive is provided.
    Type: Application
    Filed: December 19, 2013
    Publication date: October 16, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Tae-Hyun Bae, Woo-Cheol Shin, Sang-Il Han, Sang-Hoon Kim, Duck-Hyun Kim, Byung-Joo Chung, Jung-Hyun Nam, Myung-Hwan Jeong, Jung-Yi Yu, Seung-Tae Lee, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Vladimir Egorov, Makhmut Khasanov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov
  • ELECTROLYTE AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
    Publication number: 20140242453
    Abstract: An electrolyte for a rechargeable lithium battery including a lithium salt, a non-aqueous organic solvent, and an additive, wherein the additive includes a compound represented by Chemical Formula 1 and a rechargeable lithium battery including the same.
    Type: Application
    Filed: January 23, 2014
    Publication date: August 28, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Seung-Tae Lee, Jung-Yi Yu, Woo-Cheol Shin, Sang-Il Han, Sang-Hoon Kim, Byung-Joo Chung, Duck-Hyun Kim, Myung-Hwan Jeong, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi, Vladimir Egorov, Makhmut Khasanov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Denis Chernyshov
  • PHOSPHORUS CONTAINING COMPOUND, METHOD OF PREPARING SAME, AND ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20140220426
    Abstract: A phosphorous containing compound represented by the following Chemical Formula 1, a method of preparing the phosphorous containing compound, an electrolyte for a rechargeable lithium battery including the phosphorous containing compound, and a rechargeable lithium battery including the electrolyte. (R1O)2P(NR2R3).
    Type: Application
    Filed: August 27, 2013
    Publication date: August 7, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Denis Chernyshov, Woo-Cheol Shin, Vladimir Egorov, Pavel Alexandrovich Shatunov, Alexey Tereshchenko, Makhmut Khasanov, Jung-Yi Yu, Sang-IL Han, Sang-Hoon Kim, Duck-Hyun Kim, Myung-Hwan Jeong, Seung-Tae Lee, Tae-Hyun Bae, Mi-Hyun Lee, Eon-Mi Lee, Ha-Rim Lee, Moon-Sung Kim, In-Haeng Cho, E-Rang Cho, Dong-Myung Choi
  • ELECTROLYTE FOR LITHIUM RECHARGEABLE BATTERY AND LITHIUM RECHARGEABLE BATTERY INCLUDING THE ELECTROLYTE
    Publication number: 20140205914
    Abstract: Disclosed are an electrolyte for a rechargeable lithium battery including an ionic liquid represented by Chemical Formula 1, a lithium salt, and an organic solvent, and a rechargeable lithium battery including the electrolyte for a rechargeable lithium battery.
    Type: Application
    Filed: December 13, 2013
    Publication date: July 24, 2014
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: SANG-IL HAN, Woo-Cheol SHIN, Jung-Yi YU, Tae-Hyun BAE, Myung-Hwan JEONG, Sang-Gun KIM
  • ELECTROLYTES FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY COMPRISING SAME
    Publication number: 20140199599
    Abstract: Disclosed is an electrolyte for a rechargeable lithium battery including an organic solvent; a lithium salt; a flame retardant; and at least one acrylate compound having a fluorinated alkyl group. The electrolyte for a rechargeable battery may provide a rechargeable lithium battery having flame-retardant characteristics without decrease of cycle-life and battery performance.
    Type: Application
    Filed: July 19, 2013
    Publication date: July 17, 2014
    Inventors: Jung-Yi YU, Woo-Cheol SHIN, Sang-IL HAN, Tae-Hyun BAE, Myung-Hwan JEONG, Sang-Geun KIM
  • ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20140178772
    Abstract: An electrolyte for a rechargeable lithium battery that includes a lithium salt and a non-aqueous organic solvent, wherein the non-aqueous organic solvent includes a fluoro-based solvent represented by the following Chemical Formula 1, and a rechargeable lithium battery including the same. R—O—R???Chemical Formula 1 In Chemical Formula 1, R and R? are independently a substituted or unsubstituted C1 to C6 alkyl group, or a substituted or unsubstituted C1 to C6 fluoroalkyl group, wherein at least one of R and R? is the substituted or unsubstituted C1 to C6 fluoroalkyl group, and a substitution ratio of fluoro in the fluoro-based solvent represented by the Chemical Formula 1 may range from more than about 0% to less than or equal to about 50%.
    Type: Application
    Filed: March 15, 2013
    Publication date: June 26, 2014
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Myung-Hwan Jeong, Woo-Cheol Shin, Sang-Il Han, Jung-Yi Yu, Myung-Hoon Kim, Tae-Hyun Bae, Moon-Sung Kim, Min-Ju Lee, Sang-Geun Kim
  • ELECTROLYTE ADDITIVE AND ELECTROLYTE INCLUDING SAME AND LITHIUM RECHARGEABLE BATTERY INCLUDING ELECTROLYTE
    Publication number: 20140178748
    Abstract: Disclosed is an electrolyte additive represented by the following Chemical Formula 1, and an electrolyte for a rechargeable lithium battery including the electrolyte additive, and a rechargeable lithium battery including the electrolyte. In Chemical Formula 1, R1 to R4 are the same as defined in the detailed description.
    Type: Application
    Filed: July 17, 2013
    Publication date: June 26, 2014
    Inventors: Denis CHERNYSHOV, Woo-Cheol SHIN, Pavel Alexandrovich SHATUNOV, Alexey TERESHCHENKO, Vladimir EGOROV, Makhmut KHASANOV, Myung-Hwan JEONG
  • ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
    Publication number: 20140141340
    Abstract: An electrolyte for a rechargeable lithium battery that includes a lithium salt and a non-aqueous organic solvent including a compound represented by the following Chemical Formula 1 is described: The compound represented by Chemical Formula 1 is included at greater than or equal to 0.001 volume % and less than 1 volume % based on a total volume of the non-aqueous organic solvent. A rechargeable lithium battery including the electrolyte is also described.
    Type: Application
    Filed: March 1, 2013
    Publication date: May 22, 2014
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Vladimir Egorov, Woo-Cheol Shin, Pavel Alexandrovich Shatunov