Patents by Inventor Hung-Chun Wu

Hung-Chun Wu 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: 11217786
    Abstract: An aqueous lithium-ion battery and an electrode used therein are provided, wherein the electrode includes a current collector, a coating layer, and a composite layer. The coating layer is disposed on at least one surface of the current collector, and the coating layer contains an active material. The composite layer is disposed on a surface of the coating layer. The composite layer includes a first film and a second film, wherein the first film is between the second film and the surface of the coating layer, and the water contact angle of the first film is greater than the water contact angle of the second film.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: January 4, 2022
    Assignee: Industrial Technology Research Institute
    Inventors: Hung-Chun Wu, Nae-Lih Wu, Che-Wei Chu, Yu-Hsiang Lin, Yu-Hsiu Chang
  • Publication number: 20210376375
    Abstract: Provided are a lithium ion battery, an electrode of a lithium ion battery, and an electrode material. An electrode material of the lithium ion battery includes electrode active powder and a metal thin film. The metal thin film partially or completely wraps a surface of the electrode active powder, in which the metal thin film includes silver, gold, platinum, palladium, aluminum, magnesium, zinc, tin, or an alloy of the foregoing.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 2, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Yu-Han Lin, Shou-Yi Ho, Hung-Chun Wu, Jing-Pin Pan, Sheng-Wei Kuo, Kuo-Chan Chiou, Ying-Xuan Lai
  • Publication number: 20190237756
    Abstract: An aqueous lithium-ion battery and an electrode used therein are provided, wherein the electrode includes a current collector, a coating layer, and a composite layer. The coating layer is disposed on at least one surface of the current collector, and the coating layer contains an active material. The composite layer is disposed on a surface of the coating layer. The composite layer includes a first film and a second film, wherein the first film is between the second film and the surface of the coating layer, and the water contact angle of the first film is greater than the water contact angle of the second film.
    Type: Application
    Filed: January 24, 2019
    Publication date: August 1, 2019
    Applicant: Industrial Technology Research Institute
    Inventors: Hung-Chun Wu, Nae-Lih Wu, Che-Wei Chu, Yu-Hsiang Lin, Yu-Hsiu Chang
  • Patent number: 9748555
    Abstract: A Ni—Mn composite oxalate powder is provided. The Ni—Mn composite oxalate powder includes a plurality of biwedge octahedron particles represented by the general formula: NiqMnxCoyMzC2O4.nH2O, wherein q+x+y+z=1, 0<q, x<1, 0?y<1, 0?z<0.15, 0?n?5, and M is at least one of Mg, Sr, Ba, Cd, Zn, Al, Ga, B, Zr, Ti, Ca, Ce, Y, Nb, Cr, Fe and V. The above powder may be further calcined with a lithium salt to form a lithium transition metal oxide powder for use as a positive electrode material in lithium ion-batteries.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: August 29, 2017
    Assignees: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, NATIONAL TAIWAN UNIVERSITY
    Inventors: Hung-Chun Wu, Yu-Ting Chen, Nae-Lih Wu, Wen-Chin Chen, Shih-Chieh Liao, Yih-Chyng Wu
  • Patent number: 9590244
    Abstract: The disclosure provides a Ni—Mn composite oxalate powder, including a plurality of biwedge octahedron particles represented by the general formula: NiqMnxCoyMzC2O4.nH2O, wherein q+x+y+z=1, 0<q, x<1, 0?y<1, 0?z<0.15, 0?n?5, and M is at least one of Mg, Sr, Ba, Cd, Zn, Al, Ga, B, Zr, Ti, Ca, Ce, Y, Nb, Cr, Fe and V. The above powder may be further calcined with a lithium salt to form a lithium transition metal oxide powder for use as a positive electrode material in lithium ion-batteries.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: March 7, 2017
    Assignees: Industrial Technology Research Institute, National Taiwan University
    Inventors: Hung-Chun Wu, Yu-Ting Chen, Nae-Lih Wu, Wen-Chin Chen, Shih-Chieh Liao, Yih-Chyng Wu
  • Publication number: 20160190580
    Abstract: A battery electrode paste composition containing a silane coupling agent-modified active substance is provided. The battery electrode paste composition includes a silane coupling agent-modified active substance, a conductive additive, an adhesive, and a maleimide additive. The composition containing the silane coupling agent-modified active substance may provide better battery safety and longer cycle life.
    Type: Application
    Filed: December 30, 2015
    Publication date: June 30, 2016
    Inventors: Jing-Pin Pan, Hung-Chun Wu, Jason Fang, Jen-Jeh Lee, Tsung-Hsiung Wang, Chen-Chung Chen, Ting-Ju Yeh, Yu-Han Li, Guan-Lin Lai, Jen-Chih Lo, Jung-Mu Hsu, Chang-Rung Yang
  • Patent number: 9112239
    Abstract: The invention provides a lithium battery, including: a cathode plate and an anode plate; a separator disposed between the cathode plate and the anode plate to define a reservoir region; and an electrolyte filled in the reservoir region. A thermal protective film is provided to cover a material of the cathode plate or the anode plate. When a battery temperature rises over an onset temperature of the thermal protective film, it undergoes a crosslinking reaction to inhibit thermal runaway. A method for fabricating the lithium ion battery is also provided.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: August 18, 2015
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hung-Chun Wu, Chin-Shu Cheng, Jung-Mu Hsu, Fu-Ming Wang, Chang-Rung Yang, Jing-Pin Pan, Ching-Yi Su, Tsung-Hsiung Wang
  • Publication number: 20150104706
    Abstract: The disclosure provides a Ni—Mn composite oxalate powder, including a plurality of biwedge octahedron particles represented by the general formula: NiqMnxCoyMzC2O4.nH2O, wherein q+x+y+z=1, 0<q, x<1, 0?y<1, 0?z<0.15, 0?n?5, and M is at least one of Mg, Sr, Ba, Cd, Zn, Al, Ga, B, Zr, Ti, Ca, Ce, Y, Nb, Cr, Fe and V. The above powder may be further calcined with a lithium salt to form a lithium transition metal oxide powder for use as a positive electrode material in lithium ion-batteries.
    Type: Application
    Filed: December 26, 2013
    Publication date: April 16, 2015
    Applicants: NATIONAL TAIWAN UNIVERSITY, INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hung-Chun WU, Yu-Ting CHEN, Nae-Lih WU, Wen-Chin CHEN, Shih-Chieh LIAO, Yih-Chyng WU
  • Patent number: 8932747
    Abstract: A lithium battery is provided. The lithium battery comprises a first plate, a second plate and a separator. The first plate is composed of a plurality of electrode material layers stacked on one another. At least one of the electrode material layers comprises a thermal activation material. The separator is disposed between the first plate and the second plate.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: January 13, 2015
    Assignee: Industrial Technology Research Institute
    Inventors: Ping-Yao Wu, Wen-Bing Chu, Chang-Rung Yang, Jen-Jeh Lee, Jing-Pin Pan, Jung-Mu Hsu, Shu-Heng Wen, Hung-Chun Wu, Chung-Liang Chang
  • Patent number: 8451085
    Abstract: A co-fired multi-layer stack chip resistor is provided. The co-fired multi-layer stack chip resistor includes a ceramic substrate and a multi-layer stack resistance structure monomer. The ceramic substrate is formed by stacking multiple layers of the ceramic membranes, wherein the ceramic membranes is formed of a bearing membrane and a porcelain slurry with the solvent, the binder and the dispersant. The multi-layer stack resistance structure monomer is stacked on the ceramic substrate, and includes multiple bearing membranes and multiple resistive layers, wherein each resistive layer is formed on the surface of the corresponding bearing membrane, the resistive layers are parallel to each other, and the contiguous resistive layers are stacked with the interval of the predetermined distance along the vertical direction.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: May 28, 2013
    Assignee: Prosperity Dielectrics Co., Ltd.
    Inventors: Yung Cheng Tsai, Ching Jen Tsai, Tung Yi Chou, Hung Chun Wu
  • Publication number: 20130127587
    Abstract: A co-fired multi-layer stack chip resistor is provided. The co-fired multi-layer stack chip resistor includes a ceramic substrate and a multi-layer stack resistance structure monomer. The ceramic substrate is formed by stacking multiple layers of the ceramic membranes, wherein the ceramic membranes is formed of a bearing membrane and a porcelain slurry with the solvent, the binder and the dispersant. The multi-layer stack resistance structure monomer is stacked on the ceramic substrate, and includes multiple bearing membranes and multiple resistive layers, wherein each resistive layer is formed on the surface of the corresponding bearing membrane, the resistive layers are parallel to each other, and the contiguous resistive layers are stacked with the interval of the predetermined distance along the vertical direction.
    Type: Application
    Filed: June 21, 2012
    Publication date: May 23, 2013
    Applicant: PROSPERITY DIELECTRICS CO., LTD.
    Inventors: YUNG CHENG TSAI, CHING JEN TSAI, TUNG YI CHOU, HUNG CHUN WU
  • Publication number: 20120164512
    Abstract: A lithium battery is provided. The lithium battery comprises a first plate, a second plate and a separator. The first plate is composed of a plurality of electrode material layers stacked on one another. At least one of the electrode material layers comprises a thermal activation material. The separator is disposed between the first plate and the second plate.
    Type: Application
    Filed: August 24, 2011
    Publication date: June 28, 2012
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ping-Yao Wu, Wen-Bing Chu, Chang-Rung Yang, Jen-Jeh Lee, Jing-Pin Pan, Jung-Mu Hsu, Shu-Heng Wen, Hung-Chun Wu, Chung-Liang Chang
  • Patent number: 8034480
    Abstract: A lithium ion secondary battery includes LiFePO4 as a major component of the positive electrode active material. In order to implement the high rate capability with 10 C/1 C rate larger than 80%, the invention designs a positive electrode on a current collector with a ratio (A/t) of coating area to coating thickness greater than 1.2×106 (mm) and uses more than one tab on the current collector. The design of the invention can be applied to other active materials with low conductivity as the positive electrode for lithium ion battery.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: October 11, 2011
    Assignee: Industrial Technology Research Institute
    Inventors: Hung-Chun Wu, Ching-Yi Su, Ping-Hsun Hsieh, Bing-Ming Lin, Mo-Hua Yang, Nae-Lih Wu
  • Publication number: 20110117444
    Abstract: Disclosed is an electrolytic solution including an organic solvent, a lithium salt, and an additive. The additive includes maleimide compound and vinylene carbonate. The maleimide compound can be maleimide, bismaleimide, polymaleimide, polybismaleimide, maleimide-bismaleimide copolymer, or combinations thereof. The lithium battery employing the described electrolytic solution has a higher capacity of confirmation, higher cycle efficiency, and longer operational lifespan.
    Type: Application
    Filed: January 28, 2011
    Publication date: May 19, 2011
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Fu-Ming Wang, Chang-Rung Yang, Jing-Pin Pan, Hung-Chun Wu
  • Publication number: 20110059359
    Abstract: A lithium ion secondary battery includes LiFePO4 as a major component of the positive electrode active material. In order to implement the high rate capability with 10 C/1 C rate larger than 80%, the invention designs a positive electrode on a current collector with a ratio (A/t) of coating area to coating thickness greater than 1.2×106 (mm) and uses more than one tab on the current collector. The design of the invention can be applied to other active materials with low conductivity as the positive electrode for lithium ion battery.
    Type: Application
    Filed: August 25, 2010
    Publication date: March 10, 2011
    Applicant: Industrial Technology Research Institute
    Inventors: Hung-Chun WU, Ching-Yi Su, Ping-Hsun Hsieh, Bing-Ming Lin, Mo-Hua Yang, Nae-Lih Wu
  • Patent number: 7807301
    Abstract: Disclosed is a lithium battery including a silicon negative electrode, a lithium mixed metal oxide positive electrode, a separator disposed between the negative and positive electrodes to define a reservoir region, an electrolytic solution filled in the reservoir region, and a sealant structure wrapped around the silicon negative electrode, the lithium mixed metal oxide positive electrode, the separator, and the electrolytic solution. The electrolytic solution includes an organic solvent, a lithium salt, and an additive. The additive includes a maleimide compound and vinylene carbonate. The silicon negative electrode of the lithium battery employing the described electrolytic solution has higher cycle efficiency and longer operating lifespan.
    Type: Grant
    Filed: December 24, 2008
    Date of Patent: October 5, 2010
    Assignee: Industrial Technology Research Institute
    Inventors: Hung-Chun Wu, Fu-Ming Wang, Ching-Yi Su, Chang-Rung Yang, Jing-Pin Pan, Yu-Chan Yen, Nae-Lih Wu
  • Patent number: 7803484
    Abstract: A lithium ion secondary battery includes LiFePO4 as a major component of the positive electrode active material. In order to implement the high rate capability with 10C/1C rate larger than 80%, the invention designs a positive electrode on a current collector with a ratio (A/t) of coating area to coating thickness greater than 1.2×106 (mm) and uses more than one tab on the current collector. The design of the invention can be applied to other active materials with low conductivity as the positive electrode for lithium ion battery.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: September 28, 2010
    Assignee: Industrial Technology Research Institute
    Inventors: Hung-Chun Wu, Ching-Yi Su, Ping-Hsun Hsieh, Bing-Ming Lin, Mo-Hua Yang, Nae-Lih Wu
  • Publication number: 20100167129
    Abstract: The invention provides a lithium battery, including: a cathode plate and an anode plate; a separator disposed between the cathode plate and the anode plate to define a reservoir region; and an electrolyte filled in the reservoir region. A thermal protective film is provided to cover a material of the cathode plate or the anode plate. When a battery temperature rises over an onset temperature of the thermal protective film, it undergoes a crosslinking reaction to inhibit thermal runaway. A method for fabricating the lithium ion battery is also provided.
    Type: Application
    Filed: December 11, 2009
    Publication date: July 1, 2010
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hung-Chun WU, Chin-Shu CHENG, Jung-Mu HSU, Fu-Ming WANG, Chang-Rung YANG, Jing-Pin PAN, Ching-Yi SU, Tsung-Hsiung WANG
  • Publication number: 20090311611
    Abstract: Disclosed is a lithium battery including a silicon negative electrode, a lithium mixed metal oxide positive electrode, a separator disposed between the negative and positive electrodes to define a reservoir region, an electrolytic solution filled in the reservoir region, and a sealant structure wrapped around the silicon negative electrode, the lithium mixed metal oxide positive electrode, the separator, and the electrolytic solution. The electrolytic solution includes an organic solvent, a lithium salt, and an additive. The additive includes a maleimide compound and vinylene carbonate. The silicon negative electrode of the lithium battery employing the described electrolytic solution has higher cycle efficiency and longer operating lifespan.
    Type: Application
    Filed: December 24, 2008
    Publication date: December 17, 2009
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hung-Chun WU, Fu-Ming Wang, Ching-Yi Su, Chang-Rung Yang, Jing-Pin Pan, Yu-Chan Yen, Nae-Lih Wu
  • Publication number: 20090142670
    Abstract: Disclosed is an electrolytic solution including an organic solvent, a lithium salt, and an additive. The additive includes maleimide compound and vinylene carbonate. The maleimide compound can be maleimide, bismaleimide, polymaleimide, polybismaleimide, maleimide-bismaleimide copolymer, or combinations thereof. The lithium battery employing the described electrolytic solution has a higher capacity of confirmation, higher cycle efficiency, and longer operational lifespan.
    Type: Application
    Filed: February 25, 2008
    Publication date: June 4, 2009
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Fu-Ming Wang, Chang-Rung Yang, Jing-Pin Pan, Hung-Chun Wu