Patents by Inventor Weifeng Miao

Weifeng Miao 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: 10392708
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic having a plurality of accelerators dispersed in the plastic. The accelerators have a formula ABO3, wherein A is one or more elements selected from Groups 9, 10, and 11 of the Periodic Table of Elements, B is one or more elements selected from Groups 4B and 5B of the Periodic Table of Elements, and O is oxygen. The method includes the step of irradiating a surface of plastic substrate to expose at least a first accelerator. The method further includes plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: August 27, 2019
    Assignee: BYD COMPANY LIMITED
    Inventors: Qing Gong, Liang Zhou, Weifeng Miao, Xiong Zhang
  • Patent number: 10141558
    Abstract: A separator for a lithium-ion battery includes a substrate, a coating, and a middle layer formed between the substrate and the coating. The middle layer includes a part of the substrate and a part of the coating. The substrate contains a base polymer, a first polymer, and a first inorganic material. The coating contains a second polymer and a second inorganic material. The first polymer and the second polymer independently contain an acid radical in a side chain thereof. The first inorganic material is reactive with the first polymer via a first neutralization reaction, and the second inorganic material is reactive with the second polymer via a second neutralization reaction. A method for preparing a separator for a lithium-ion battery and a lithium-ion battery are also provided.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: November 27, 2018
    Assignee: BYD COMPANY LIMITED
    Inventors: Xiaofang Chen, Weifeng Miao
  • Patent number: 10085351
    Abstract: A coating composition, a composite prepared by using the coating composition, and a method for preparing the composite are provided. The coating composition includes a solvent, an adhesive, and a catalyst precursor including at least one chosen from SnO2, ZnSnO3 and ZnTiO3.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: September 25, 2018
    Assignee: BYD COMPANY LIMITED
    Inventors: Qing Gong, Wei Zhou, Xinping Lin, Weifeng Miao, Xiaofang Chen
  • Patent number: 10059852
    Abstract: The present disclosure provides a metal compound. The metal compound is represented by a formula (I): Cu2A?B2-?O4-? (I). A contains at least one element selected from the groups 6 and 8 of the periodic table. B contains at least one element selected from the group 13 of the periodic table, 0<?<2, and 0<?<1.5. Polymer article containing the metal compound and method for preparing the polymer article as well as selective metallization of a surface of the polymer article are also provided. In addition, the present disclosure provides an ink composition and the selective metallization for a surface of the insulative substrate using the ink composition.
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: August 28, 2018
    Assignees: Shenzhen BYD Auto R&D Company Limited, BYD Company Limited
    Inventors: Qing Gong, Wei Zhou, Bifeng Mao, Weifeng Miao
  • Patent number: 9869025
    Abstract: Embodiments of the present disclosure are directed to a doped tin oxide. The doped tin oxide includes a tin oxide and at least one oxide of a doping element. The doping element includes at least one of vanadium and molybdenum. The doped tin oxide includes an amount of the tin oxide ranging from 90 mol % to 99 mol %, and an amount of the at least one oxide ranging from 1 mol % to 10 mol %.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: January 16, 2018
    Assignee: BYD COMPANY LIMITED
    Inventors: Qing Gong, Wei Zhou, Weifeng Miao
  • Patent number: 9770887
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic substrate having a plurality of accelerators dispersed in the plastic substrate. The accelerators have a formula selected from the group consisting of: CuFe2O4??, Ca0.25Cu0.75TiO3??, and TiO2??, wherein ?, ?, ? denotes oxygen vacancies in corresponding accelerators and 0.05???0.8, 0.05???0.5, and 0.05???1.0. The method further includes removing at least a portion of a surface of the plastic substrate to expose at least a first accelerator. The method further includes plating the exposed surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: September 26, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Qing Gong, Liang Zhou, Weifeng Miao, Xiong Zhang
  • Patent number: 9758682
    Abstract: An ink composition is provided, a method of metalizing a surface of an insulation substrate and an article obtainable by the method are also provided. The ink composition may comprise a metal compound and an ink vehicle, the metal compound is at least one selected from a group consisting of a compound of formula I and a compound of formula II, TiO2-? (I), M1M2pOq (II), 0.05??<1.8, M1 is at least one element selected from a group consisting of groups 2, 9-12 of the periodic table according to IUPAC nomenclature, M2 is at least one element selected from a group consisting of groups 3-8, 10 and 13 of the periodic table according to IUPAC nomenclature, and 0<p?2, and 0<q<4.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: September 12, 2017
    Assignees: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITED
    Inventor: Weifeng Miao
  • Publication number: 20170211186
    Abstract: A metalized plastic article and a method for selectively metallizing a surface of a plastic substrate are provide. The metalized plastic article includes a plastic substrate and a metal plating layer formed on the surface of the plastic substrate. At least a surface layer of the plastic substrate covered by the metal plating layer is formed by a plastic composition. The plastic composition includes a base resin and a doped tin oxide. A doping element of the doped tin oxide is at least one selected from a group consisting of cerium, lanthanum, fluorine and tantalum. The metalized plastic article of the present disclosure has a good light absorption performance and a high chemical plating activity.
    Type: Application
    Filed: April 7, 2017
    Publication date: July 27, 2017
    Inventors: WEI ZHOU, WEIFENG MIAO, BIFENG MAO, FANGXIANG ZHOU
  • Patent number: 9512522
    Abstract: A mthod of metalizing a surface of an insulation substrate includes: applying an ink composition onto the surface to form an ink layer; subjecting the insulation substrate to heat treatment at a temperature of about 500 to 1000 degrees Celsius in a non-reactive atmosphere; plating a metal layer on the ink layer. The ink composition comprises a metal compound and an ink vehicle. The metal compound includes at least one selected from a group consisting of a nano-copper oxide, a nano-cuprous oxide, a compound of formula I, and a compound of formula II, TiO2-?(I), M1M2pOq (II), 0.05??<1.8, where, M1 is at least one element selected from a group consisting of groups 2, 9-12 of the periodic table, M2 is at least one element selected from a group consisting of groups 3-8, 10 and 13 of the periodic table, 0<p?2, and 0<q<4.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: December 6, 2016
    Assignees: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITED
    Inventor: Weifeng Miao
  • Patent number: 9435035
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic having a plurality of accelerators dispersed in the plastic. The accelerators have a formula ABO3, wherein A is one or more elements selected from Groups 9, 10, and 11 of the Periodic Table of Elements, B is one or more elements selected from Groups 4B and 5B of the Periodic Table of Elements, and O is oxygen. The method includes the step of irradiating a surface of plastic substrate to expose at least a first accelerator. The method further includes plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: September 6, 2016
    Assignee: BYD Company Limited
    Inventors: Qing Gong, Liang Zhou, Weifeng Miao, Xiong Zhang
  • Publication number: 20160156010
    Abstract: A separator for a lithium-ion battery includes a substrate, a coating, and a middle layer formed between the substrate and the coating. The middle layer includes a part of the substrate and a part of the coating. The substrate contains a base polymer, a first polymer, and a first inorganic material. The coating contains a second polymer and a second inorganic material. The first polymer and the second polymer independently contain an acid radical in a side chain thereof. The first inorganic material is reactive with the first polymer via a first neutralization reaction, and the second inorganic material is reactive with the second polymer via a second neutralization reaction. A method for preparing a separator for a lithium-ion battery and a lithium-ion battery are also provided.
    Type: Application
    Filed: February 8, 2016
    Publication date: June 2, 2016
    Inventors: XIAOFANG CHEN, WEIFENG MIAO
  • Publication number: 20160068964
    Abstract: Embodiments of the present disclosure are directed to a doped tin oxide. The doped tin oxide includes a tin oxide and at least one oxide of a doping element. The doping element includes at least one of vanadium and molybdenum. The doped tin oxide includes an amount of the tin oxide ranging from 90 mol % to 99 mol %, and an amount of the at least one oxide ranging from 1 mol % to 10 mol %.
    Type: Application
    Filed: November 17, 2015
    Publication date: March 10, 2016
    Inventors: Qing GONG, Wei ZHOU, Weifeng MIAO
  • Publication number: 20160068963
    Abstract: The present invention discloses a method for metallizing a plastic surface. The method may comprise the steps of: 1) gasifying the plastic surface to expose the electroless plating promoter; and 2) electroless plating a layer of copper or nickel on the plastic surface, followed by electroplating or a second electroless plating to form a metallized layer on the plastic surface. Further, the present invention discloses a method for preparing a plastic article and a plastic article as manufactured by the method as described.
    Type: Application
    Filed: August 26, 2015
    Publication date: March 10, 2016
    Inventors: Qing GONG, Liang ZHOU, Weifeng MIAO, Xiong ZHANG
  • Patent number: 9103020
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic having a plurality of accelerators dispersed in the plastic. The accelerators have a formula AMxByOz, in which A is one or more elements selected from groups 10 and 11 of the Element Periodic Table; M is one or more metal elements in three plus selected from the group consisting of Fe, Co, Mn, Al, Ga, In, Tl, and rare earth elements; and O is oxygen; and x=0-2, y=0.01-2; z=1-4; and the accelerators further have a formula A?M?mOn, in which A? is one or more elements selected from groups 9, 10, and 11 of the periodic table; M is one or more elements selected from the group consisting of Cr, Mo, W, Se, Te, and Po; and O is oxygen; and m=0.01-2; n=2-4. The method includes the step of irradiating a surface of plastic substrate to expose at least a first accelerator.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: August 11, 2015
    Assignee: BYD Company Limited
    Inventors: Qing Gong, Liang Zhou, Weifeng Miao, Xiong Zhang
  • Publication number: 20150189762
    Abstract: A coating composition, a composite prepared by using the coating composition, and a method for preparing the composite are provided. The coating composition includes a solvent, an adhesive, and a catalyst precursor including at least one chosen from SnO2, ZnSnO3 and ZnTiO3.
    Type: Application
    Filed: March 13, 2015
    Publication date: July 2, 2015
    Inventors: Qing GONG, Wei ZHOU, Xinping LIN, Weifeng MIAO, Xiaofang CHEN
  • Publication number: 20150104668
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic having a plurality of accelerators dispersed in the plastic. The accelerators have a formula ABO3, wherein A is one or more elements selected from Groups 9, 10, and 11 of the Periodic Table of Elements, B is one or more elements selected from Groups 4B and 5B of the Periodic Table of Elements, and O is oxygen. The method includes the step of irradiating a surface of plastic substrate to expose at least a first accelerator. The method further includes plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Application
    Filed: December 19, 2014
    Publication date: April 16, 2015
    Inventors: Qing GONG, Liang ZHOU, Weifeng MIAO, Xiong ZHANG
  • Patent number: 8920936
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic having a plurality of accelerators dispersed in the plastic. The accelerators have a formula ABO3, wherein A is one or more elements selected from Groups 9, 10, and 11 of the Periodic Table of Elements, B is one or more elements selected from Groups 4B and 5B of the Periodic Table of Elements, and O is oxygen. The method includes the step of irradiating a surface of plastic substrate to expose at least a first accelerator. The method further includes plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: December 30, 2014
    Assignee: BYD Company Limited
    Inventors: Qing Gong, Liang Zhou, Weifeng Miao, Xiong Zhang
  • Publication number: 20140356645
    Abstract: Metalized plastic substrates, and methods thereof are provided herein. The method includes providing a plastic substrate having a plurality of accelerators dispersed in the plastic substrate. The accelerators have a formula selected from the group consisting of: CuFe2O4-?, Ca0.25Cu0.75TiO3-?, and TiO2-?, wherein ?, ?, ? denotes oxygen vacancies in corresponding accelerators and 0.05???0.8, 0.05???0.5, and 0.05???1.0. The method further includes removing at least a portion of a surface of the plastic substrate to expose at least a first accelerator. The method further includes plating the exposed surface of the plastic substrate to form at least a first metal layer on the at least first accelerator, and then plating the first metal layer to form at least a second metal layer.
    Type: Application
    Filed: August 18, 2014
    Publication date: December 4, 2014
    Inventors: Qing GONG, Liang ZHOU, Weifeng MIAO, Xiong ZHANG
  • Publication number: 20140349030
    Abstract: A method for selective metallization of a surface of a polymer article is provided. The polymer article contains a base polymer and at least one metal compound dispersed in the base polymer. The method includes gasifying at least a part of a surface of the polymer article by irradiating the surface with an energy source, and forming at least one metal layer on the surface of the polymer article by chemical plating. The metal compound contains a tin oxide doped with at least one doping element selected from a group including: V, Sb, In, and Mo.
    Type: Application
    Filed: May 22, 2014
    Publication date: November 27, 2014
    Applicants: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITED
    Inventors: Qing GONG, Wei ZHOU, Weifeng MIAO
  • Publication number: 20140308531
    Abstract: An ink composition is provided, a method of metalizing a surface of an insulation substrate and an article obtainable by the method are also provided. The ink composition may comprise a metal compound and an ink vehicle, the metal compound is at least one selected from a group consisting of a compound of formula I and a compound of formula II, TiO2-?(I), M1M2pOq (II), 0.05??<1.8, M1 is at least one element selected from a group consisting of groups 2, 9-12 of the periodic table according to IUPAC nomenclature, M2 is at least one element selected from a group consisting of groups 3-8, 10 and 13 of the periodic table according to IUPAC nomenclature, and 0<p?2, and 0<q<4.
    Type: Application
    Filed: June 25, 2014
    Publication date: October 16, 2014
    Inventor: Weifeng MIAO