Patents by Inventor Hua Ren

Hua Ren 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: 20240093031
    Abstract: A silicone composition comprising (A) an electrically conductive filler, (B) a polydiorganosiloxane polymer, (C) a polyorganohydrogensiloxane, (D) a hydrosilylation reaction catalyst, (E) a polymer additive, and optionally (F) a hydrosilylation reaction inhibitor has a low complex viscosity upon admixing and upon cure provides a high electrical conductivity and good electrical conductivity retention after heat aging.
    Type: Application
    Filed: December 23, 2020
    Publication date: March 21, 2024
    Inventors: Wenjie CHEN, Yifan XU, Hua REN, Fengyi SU, Joseph Ronald SOOTSMAN
  • Publication number: 20240076985
    Abstract: For the problem of difficult roof anchor withdrawal at the end of a working face, a static crushing directional anchor withdrawal method at the end of a large-mining-height working face is provided. The method includes the following steps: designing key parameters of boreholes for static crushing, including a borehole position, a spacing between boreholes, a borehole depth, and a borehole diameter at the end of a working face; then determining parameters of a static crushing agent grouting technology device for the construction of a static crushing process; and carrying out an anchor withdrawal operation at the end.
    Type: Application
    Filed: May 23, 2023
    Publication date: March 7, 2024
    Inventors: Xuandong LI, Fuqi WANG, Zhixiang LI, Jun WU, Chao GAO, Bin TIAN, Jiangning WANG, Yuanda REN, Dongdong WANG, Longfei WANG, Hua ZHANG, Jianhua CHEN, Zhenghu MO, Xiaogang LI
  • Publication number: 20230303741
    Abstract: An emulsion polymer comprising: (a) structural units of a specific polymerizable surfactant, (b) structural units of an ethylenically unsaturated anionic monomer, and (c) structural units of an ethylenically unsaturated nonionic monomer; wherein polymer segments of the emulsion polymer that comprise structural units of the ethylenically unsaturated anionic monomer and structural units of the ethylenically unsaturated nonionic monomer together have specific Hansen solubility parameters. An aqueous coating composition comprising such emulsion polymer provides good early water blister resistance.
    Type: Application
    Filed: September 25, 2020
    Publication date: September 28, 2023
    Inventors: Daoshu Lin, Yan Wu, Changkun Piao, Jia Tang, Dong Yun, Hua Ren, Zhenwen Fu, Baoqing Zheng
  • Patent number: 11617366
    Abstract: Embodiments of the present invention relate to solvents for pesticides and pesticide formulations. In one aspect, a solvent for pesticides comprises (a) an ether ester of Formula 1: wherein R1 and R2 are each independently one of an alkyl group having 1 to 4 carbon atoms or an aryl group, wherein R3 is hydrogen, methyl, or ethyl, and wherein n is 1 to 6; and (b) a polar amide of Formula 2: R4—C(O)—NR5R6??(Formula 2) wherein R4 is an alkyl group having 1 to 4 carbon atoms, and wherein R5 and R6 are each independently an alkyl group having 1 to 3 carbon atoms.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: April 4, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Wei Lu, Xin Jiang, Hua Ren, Ling Zhong, Jianhai Mu
  • Patent number: 11581527
    Abstract: The process of making a lithium ion battery cathode comprises the step of forming a slurry of an active material, a nano-size conductive agent, a binder polymer, a solvent and a dispersant. The solvent consists essentially of one or more of a compound of Formula 1, 2, or 3, and the dispersant comprises an ethyl cellulose.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: February 14, 2023
    Assignees: Dow Global Technologies LLC, Dow Chemical Korea Limited
    Inventors: Xin Jiang, Qi Jiang, Hua Ren, Jianhai Mu, Eungkyu Kim, Kaoru Ohba, Jong-Cheol Kim, Zhuo Wang
  • Publication number: 20230040947
    Abstract: A method of making a formulation may include a step of forming a mixture comprising: a hydrotrope, a surfactant, a water-immiscible solvent, an isocyanate monomer, a salt, fosthiazate and water. Further, a step of adding an amine to the mixture to polymerizing the isocyanate monomer may be performed.
    Type: Application
    Filed: March 27, 2020
    Publication date: February 9, 2023
    Inventors: Shiling Zhang, Ling Zhong, Xuedong Gao, Hua Ren, Cuilan Chang, Xuemei Zhai
  • Patent number: 11547112
    Abstract: Embodiments of the present invention relate to solvents for agricultural applications and pesticide formulations. In one aspect, a solvent for agricultural applications comprises (a) a first component consisting of a polar solvent wherein the polar solvent is a sulfoxide, N-methyl-2-pyrrolidone, ?-butyrolactone, or a combination thereof; (b) a second component consisting of a glycol ether, and (c) a third component consisting of an ether ester of Formula 1: wherein R1 and R2 are each independently one of an alkyl group having 1 to 4 carbon atoms or an aryl group, wherein R3 is hydrogen, methyl, or ethyl, and wherein n is 1 to 6.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: January 10, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Wei Lu, Hua Ren, Ling Zhong, Jianhai Mu, Dong Yun
  • Patent number: 11448715
    Abstract: There is provided a method of forming a permanent magnet system, the method including: determining one or more types of geometrical parameters for forming an array of magnet ring pairs including a first subarray of first magnet rings and a second subarray of second magnet rings spaced apart from the first subarray of the first magnet rings along a longitudinal axis; and forming the array of magnet ring pairs based on the determined one or more types of geometrical parameters, whereby the above-mentioned determining one or more types of geometrical parameters for forming the array of magnet ring pairs is based on a genetic algorithm. There is also provided a corresponding permanent magnet system, such as formed by the method.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: September 20, 2022
    Assignee: SINGAPORE UNIVERSITY OF TECHNOLOGY AND DESIGN
    Inventors: Shao Ying Huang, Zhi Hua Ren, Wen Chuan Mu, Jia Gong
  • Patent number: 11382330
    Abstract: An organic/oil mixture used in an emulsion to form micro-capsules of the present disclosure. The organic/oil mixture includes abamectin; a non-polar solvent having a polarity (P) value of a Hansen solubility parameter of 0 to 3; a polar solvent of Formula (I): where R1 is a C1 to C15 alkyl; R2 is either H or a C1 to C8 alkyl; R3 is a C1 to C15 alkylene; and R4 is a C1 to C15 alkyl, where a sum of carbons in the R1, R2, R4 alkyls and R3 alkylene is 8 to 30; and 2.5 to 20 wt. % of an isocyanate, where each wt. % is based on the total weight of the organic/oil mixture and the sum of the wt. % of the abamectin, the non-polar solvent, the polar solvent and the isocyanate totals 100 wt. %.
    Type: Grant
    Filed: December 25, 2017
    Date of Patent: July 12, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Shiling Zhang, Ling Zhong, Hua Ren, Dong Yun, Wei Lu, Cuilan Chang
  • Patent number: 11349115
    Abstract: In the process of producing a lithium ion battery, one or more compounds of Formula 1, 2, 3 or 4 (e.g., N,N-dimethylpropionamide), is used as the solvent in the step of forming a slurry from an active material (e.g., lithium cobalt oxide), a conductive agent (e.g., carbon black), and a binder polymer (e.g., polyvinylidene fluoride).
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: May 31, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Xin Jiang, Qi Jiang, Hua Ren, Jianhai Mu, Eungkyu Kim, Kaoru Ohba, Jong-Cheol Kim
  • Publication number: 20220114757
    Abstract: The present invention discloses a processing method of an event data stream, which is from a dynamic vision sensor, the method comprises steps of: acquiring inertial measurement parameters, which corresponds to one segment of the event data stream for generating one frame of image; determining attitude angle data based on the acquired inertial measurement parameters and calibration parameters of the dynamic vision sensor; generating a transformation matrix based on the determined attitude angle data; processing the one segment of the event data stream using the transformation matrix, to generate the processed event data stream. The present invention also discloses a corresponding computing apparatus.
    Type: Application
    Filed: December 20, 2021
    Publication date: April 14, 2022
    Inventors: Yueyin Zhou, Hua Ren
  • Publication number: 20220064448
    Abstract: Provided is a curable organopolysiloxane composition for forming a film capable of uniform and thin film formation, and a method of manufacturing an organopolysiloxane cured film using the same. The curable organopolysiloxane composition for forming a film, comprises: a curing reactive organopolysiloxane, a curing agent, and one or more type of organic solvent selected from (D1) organic polar solvents, (D2) low molecular weight siloxane solvents, and (D3) halogen solvents, or a mixed solvent thereof. The viscosity of the entire composition measured at a shear rate of 0.1 (s?1) at 25° C. is 100,000 mPa·s or less, the viscosity of the entire composition measured at a shear rate of 10.0 (s?1) is within a range of 5 to 10,000 mPa·s, and a thixotropic ratio thereof is 25.0 or less.
    Type: Application
    Filed: December 6, 2019
    Publication date: March 3, 2022
    Inventors: Hiroshi FUKUI, Takeaki TSUDA, Hua REN
  • Publication number: 20220010051
    Abstract: A polyurethane composition reaction mixture including: (a) at least one organic isocyanate; and (b) at least one butylene oxide-based hydrophobic polyol; a process for making the above polyurethane composition; a polyurethane composite article composition, a process for making the above polyurethane composite article composition; and a process for making a composite article from the above polyurethane composite article composition.
    Type: Application
    Filed: September 28, 2018
    Publication date: January 13, 2022
    Inventors: Hua Ren, Beilei Wang, Huan Chen, Yongchun Chen, Dong Yun, Cheng Shen
  • Publication number: 20210392876
    Abstract: Embodiments of the present invention relate to solvents for agricultural applications and pesticide formulations. In one aspect, a solvent for agricultural applications comprises (a) a first component consisting of a polar solvent wherein the polar solvent is a sulfoxide, N-methyl-2-pyrrolidone, ?-butyrolactone, or a combination thereof; (b) a second component consisting of a glycol ether, and (c) a third component consisting of an ether ester of Formula 1: wherein R1 and R2 are each independently one of an alkyl group having 1 to 4 carbon atoms or an aryl group, wherein R3 is hydrogen, methyl, or ethyl, and wherein n is 1 to 6.
    Type: Application
    Filed: November 3, 2017
    Publication date: December 23, 2021
    Inventors: Wei Lu, Hua Ren, Ling Zhong, Jianhai Mu, Dong Yun
  • Patent number: 11203686
    Abstract: A polymer wax powder having a self-repairing function and a preparation method thereof, wherein the polymer wax powder is prepared from the following components in parts by weight: 55-75 parts of a polyethylene wax, 1-20 parts of an allyl bisphenol A diglycidyl ether epoxy resin, 0.5-2 parts of a hydroxyalkylamide, 0.5-5 parts of a silane coupling agent, 5-25 parts of a carboxyl-terminated saturated polyester, and 0.5-5 parts of an accelerator. The preparation method thereof includes steps of mixing components, melt extruding, micronizing and cross-linking by electron irradiation. A composite polymer wax micropowder with an average particle size of 1 ?m-70 ?m could be prepared by the above method; such wax micropowder may be used as a self-repairing functional additive for a polyester type or epoxy polyester type powder coating, thereby improving the surface hardness and stain resistance of the powder coating, and imparting a self-repairing function to the coating material.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: December 21, 2021
    Assignee: NANJING TIANSHI NEW MATERIAL TECHNOLOGIES CO., LTD
    Inventors: Haikuo Yu, Hua Ren, Tingting Gu, Xiangkang Meng
  • Publication number: 20210378236
    Abstract: Embodiments of the present invention relate to solvents for pesticides and pesticide formulations. In one aspect, a solvent for pesticides comprises (a) an ether ester of Formula 1: wherein R1 and R2 are each independently one of an alkyl group having 1 to 4 carbon atoms or an aryl group, wherein R3 is hydrogen, methyl, or ethyl, and wherein n is 1 to 6; and (b) a polar amide of Formula 2: R4—C(O)—NR5R6??(Formula 2) wherein R4 is an alkyl group having 1 to 4 carbon atoms, and wherein R5 and R6 are each independently an alkyl group having 1 to 3 carbon atoms.
    Type: Application
    Filed: November 3, 2017
    Publication date: December 9, 2021
    Inventors: Wei Lu, Xin Jiang, Hua Ren, Ling Zhong, Jianhai Mu
  • Publication number: 20210325491
    Abstract: There is provided a method of forming a permanent magnet system, the method including: determining one or more types of geometrical parameters for forming an array of magnet ring pairs including a first subarray of first magnet rings and a second subarray of second magnet rings spaced apart from the first subarray of the first magnet rings along a longitudinal axis; and forming the array of magnet ring pairs based on the determined one or more types of geometrical parameters, whereby the above-mentioned determining one or more types of geometrical parameters for forming the array of magnet ring pairs is based on a genetic algorithm. There is also provided a corresponding permanent magnet system, such as formed by the method.
    Type: Application
    Filed: September 3, 2019
    Publication date: October 21, 2021
    Inventors: Shao Ying HUANG, Zhi Hua REN, Wen Chuan MU, Jia GONG
  • Publication number: 20210242447
    Abstract: The process of making a lithium ion battery cathode comprises the step of forming a slurry of an active material, a nano-size conductive agent, a binder polymer, a solvent and a dispersant. The solvent consists essentially of one or more of a compound of Formula 1, 2, or 3, and the dispersant comprises an ethyl cellulose.
    Type: Application
    Filed: April 27, 2018
    Publication date: August 5, 2021
    Inventors: Xin Jiang, Qi Jiang, Hua Ren, Jianhai Mu, Eungkyu Kim, Kaoru Ohba, Jong-Cheol Kim, Zhuo Wang
  • Publication number: 20210210691
    Abstract: Polymeric layers suitable for organic layers of electronic devices that show reduced driving voltage and/or increased luminous efficiency.
    Type: Application
    Filed: December 24, 2015
    Publication date: July 8, 2021
    Inventors: Minrong Zhu, Jichang Feng, Jing Jing Yan, Zhengming Tang, Shaoguang Feng, Hua Ren, Hong Yeop Na, Yoo-Jin Doh, Yuchen Liu, David D. Devore, Peter Trefonas, III, Liam P. Spencer
  • Patent number: 11016392
    Abstract: A solvent consisting essentially of: (A) a first component consisting of N,N-diethylacetamide (DEAC); (B) a second component consisting of 3-methoxy-N, N-dimethyl propionamide (M3DMPA); and (C) an optional third component consisting of one or more glycol ethers or glycol ether acetates; or a solvent consisting essentially of: (1) a first component consisting of one or more acyclic amides of Formula (I): and (2) an optional second component consisting of one or more of DEAC, M3DMPA, N,N-dimethylpropionamide, one or more glycol ethers or glycol ether acetates, and one or more cyclic amides of Formulae (II-IV).
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: May 25, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Qi Jiang, Xin Jiang, Hua Ren, Eungkyu Kim, Jianhai Mu, Kaoru Ohba, William J. Harris