Patents by Inventor Zhe Zhou

Zhe Zhou 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: 20220073656
    Abstract: The present disclosure relates to a process for synthesizing a multi- or dual-headed composition by using an alpha,omega-diene and an organometallic compound in the presence of a catalyst precursor. The present disclosure further relates to use of the compositions, as well as the process to make the same, in olefin polymerization.
    Type: Application
    Filed: September 29, 2017
    Publication date: March 10, 2022
    Inventors: Lixin Sun, Zhe Zhou, Jaclyn Murphy, Edmund M. Carnahan
  • Patent number: 11174329
    Abstract: The present disclosure relates to a multi- or dual-headed composition having the formula (I) or (II). The present disclosure also relates to a process for preparing the multi- or dual-headed composition having the formula (I) or (II), the process including combining 1,2,4-trivinylcyclochexane, an organometallic compound, and a catalyst precursor. The present disclosure further relates to use of the composition having the formula (I) or (II) in olefin polymerization.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: November 16, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Lixin Sun, Zhe Zhou, Jaclyn Murphy, Edmund M. Carnahan
  • Patent number: 11098144
    Abstract: A composition comprising an ethylene/alpha-olefin/non-conjugated polyene, and wherein the ethylene/alpha-olefin/non-conjugated polyene comprises the following property: a “13C NMR % iCB Peak Area,” which is the {[(13C NMR peak area from 34.4 ppm to 34.6 ppm) divided by (the 13C NMR sum integral area from 160.0 to 100.0 and from 60.0 ppm to 0.00 ppm)]×100}, that is >0.010%, as determined by 13C NMR.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: August 24, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Juan C. Tuberquia, Colin LiPiShan, Zhe Zhou
  • Patent number: 11001744
    Abstract: The present invention includes a foam-forming composition for use in enhanced heavy oil recovery, and a method of using said foam-forming composition for recovering heavy oil and/or bitumen. The foam-forming composition of the present invention comprises a mixture of (di)alkyl diphenyloxide (di)sulfonate compounds and the process of heavy oil recovery is performed at elevated temperatures using steam.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: May 11, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Biplab Mukherjee, Matthew E. Crosley, Yuko Kida, Zhi Shi, Harpreet Singh, Zhe Zhou
  • Patent number: 10951110
    Abstract: Disclosed in embodiments of the present invention are a control method and device for an alternating-current and direct-current conversion circuit, and a computer storage medium. The alternating-current and direct-current conversion circuit comprises a first commutation unit, a second commutation unit, and a coupling unit. By obtaining voltage information and current information of the alternating-current and direct-current conversion circuit, a controllable device of the first commutation unit can be controlled to be turned on in delay or turned off in advance; and the second commutation unit is controlled to work in a controllable rectification state or a controllable inversion state or an uncontrollable rectification state.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: March 16, 2021
    Assignees: Global Energy Interconnection Research Institute Co., Ltd, State Grid Corporation of China
    Inventors: Zhanfeng Deng, Jun Ge, Guoliang Zhao, Jieying Song, Weiguo Li, Zhengang Lu, Yunfei Xu, Zhe Zhou, Haijun Liu, Dong Liang, Xiaolin Mo, Pengliang Xu, Guofu Chen, Xiang Wang, Guozhong Zhang, Weidong Shen, Wenyuan Ning, Feng Wang
  • Publication number: 20200285370
    Abstract: The present disclosure provides a viewing angle adjustment method and device, an electronic device, and a non-transitory computer-readable storage medium, and belongs to the field of computer technologies. The method includes determining an adsorption area of a first virtual object in a virtual scenario according to a distance between the first virtual object and a second virtual object, a size of the adsorption area being positively correlated with the distance between the first virtual object and a second virtual object. In response to an aiming point of the second virtual object being located in the adsorption area, the method includes obtaining a target rotation speed of a viewing angle of the virtual scenario. The method also includes adjusting the viewing angle of the virtual scenario according to the target rotation speed of the viewing angle.
    Type: Application
    Filed: May 20, 2020
    Publication date: September 10, 2020
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Yi HAO, Zhe ZHOU, Shuohuan WU
  • Publication number: 20200195126
    Abstract: Disclosed in embodiments of the present invention are a control method and device for an alternating-current and direct-current conversion circuit, and a computer storage medium. The alternating-current and direct-current conversion circuit comprises a first commutation unit, a second commutation unit, and a coupling unit. By obtaining voltage information and current information of the alternating-current and direct-current conversion circuit, a controllable device of the first commutation unit can be controlled to be turned on in delay or turned off in advance; and the second commutation unit is controlled to work in a controllable rectification state or a controllable inversion state or an uncontrollable rectification state.
    Type: Application
    Filed: July 12, 2018
    Publication date: June 18, 2020
    Inventors: Zhanfeng DENG, Jun GE, Guoliang ZHAO, Jieying SONG, Weiguo LI, Zhengang LU, Yunfei XU, Zhe ZHOU, Haijun LIU, Dong LIANG, Xiaolin MO, Pengliang XU, Guofu CHEN, Xiang WANG, Guozhong ZHANG, Weidong SHEN, Wenyuan NING, Feng WANG
  • Patent number: 10557176
    Abstract: A method for detecting trace fungi using single-cell sequencing and a fungi detection kit prepared by the method are disclosed. The method includes the steps of obtaining trace fungal cells, extracting fungal protoplasm by breaking the cell walls of fungi, extracting gDNA from trace fungal protoplasm and amplifying the gDNA, constructing trace gDNA library, genome sequencing, bioinformatics analysis and comparison, and determining the species of detected fungi, etc. The method realizes the high-efficiency detection of trace fungi, and can be directly applied to the isolation, detection, identification of trace and difficult-to-identify fungal samples or mixed samples, and in-depth study of genetic information. The fungi detection method and the kit are applicable to industrial production, environmental monitoring, air testing, soil testing, water quality testing, food testing, drug testing, cosmetics testing, health care products testing and medical testing, and other fields.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: February 11, 2020
    Assignee: BEIJING INSTITUTE OF RADIATION MEDICINE
    Inventors: Ying Yang, Shengqi Wang, Zhe Zhou, Min Chen, Peng Wang, Zhen Li, Zongwei Li
  • Publication number: 20200024380
    Abstract: The present disclosure relates to a capped, multi- or dual-headed chain composition comprising derivatives of a strained olefin. The present disclosure further relates to a process for synthesizing the capped, multi- or dual-headed composition by using an organometallic compound and a co-catalyst in the presence of a catalyst precursor and a strained olefm. The present disclosure further relates to use of the compositions, as well as the process to make the same, in olefin polymerization.
    Type: Application
    Filed: September 29, 2017
    Publication date: January 23, 2020
    Inventors: Lixin Sun, Zhe Zhou, Edmund M. Carnahan, Kim L. Walton
  • Patent number: 10494328
    Abstract: In one aspect, the present disclosure provides methods of preparing a primary or secondary amine and hydroxylated aromatic compounds. In some embodiments, the aromatic compound may be unsubstituted, substituted, or contain one or more heteroatoms within the rings of the aromatic compound. The methods described herein may be carried out without the need for transition metal catalysts or harsh reaction conditions.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: December 3, 2019
    Assignee: William Marsh Rice University
    Inventors: Hongyin Gao, Zhe Zhou, Laszlo Kurti
  • Patent number: 10466136
    Abstract: The present application provides a leak hole leak rate detection device and a method for implementing leak hole leak rate detection using the device. The device includes a gas storage tank, a valve, a leak hole, a latex sealing container, an electronic stopwatch and an electronic balance. The device can detect the leak rates of leak holes within a range of 1×10?1˜1×10?8 Pa·m3/s, and has the characteristics of scientific detection principle, simple and reasonable structure and the like.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: November 5, 2019
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Zhe Zhou, Jing Wang, Jinqi Lv, Guogang Chen
  • Publication number: 20190323092
    Abstract: A method for detecting trace fungi using single-cell sequencing and a fungi detection kit prepared by the method are disclosed. The method includes the steps of obtaining trace fungal cells, extracting fungal protoplasm by breaking the cell walls of fungi, extracting gDNA from trace fungal protoplasm and amplifying the gDNA, constructing trace gDNA library, genome sequencing, bioinformatics analysis and comparison, and determining the species of detected fungi, etc. The method realizes the high-efficiency detection of trace fungi, and can be directly applied to the isolation, detection, identification of trace and difficult-to-identify fungal samples or mixed samples, and in-depth study of genetic information. The fungi detection method and the kit are applicable to industrial production, environmental monitoring, air testing, soil testing, water quality testing, food testing, drug testing, cosmetics testing, health care products testing and medical testing, and other fields.
    Type: Application
    Filed: August 5, 2016
    Publication date: October 24, 2019
    Applicant: Beijing Institute of Radiation Medicine
    Inventors: Ying YANG, Shengqi WANG, Zhe ZHOU, Min CHEN, Peng WANG, Zhen LI, Zongwei LI
  • Publication number: 20190233717
    Abstract: The present invention includes a foam-forming composition for use in enhanced heavy oil recovery, and a method of using said foam-forming composition for recovering heavy oil and/or bitumen. The foam-forming composition of the present invention comprises a mixture of (di)alkyl diphenyloxide (di)sulfonate compounds and the process of heavy oil recovery is performed at elevated temperatures using steam.
    Type: Application
    Filed: July 10, 2017
    Publication date: August 1, 2019
    Inventors: Biplab Mukherjee, Matthew E. Crosley, Yuko Kida, Zhi Shi, Harpreet Singh, Zhe Zhou
  • Publication number: 20190225724
    Abstract: A composition comprising an ethylene/alpha-olefin/non-conjugated polyene, and wherein the ethylene/alpha-olefin/O non-conjugated polyene comprises the following property: a “13C NMR % iCB Peak Area,” which is the {[(13C NMR peak area from 34.4 ppm to 34.6 ppm) divided by (the 13C NMR sum integral area from 160.0 to 100.0 and from 60.0 ppm to 0.00 ppm)]×100}, that is >0.010%, as determined by 13C NMR.
    Type: Application
    Filed: June 30, 2017
    Publication date: July 25, 2019
    Inventors: Juan Tuberquia, Colin LiPiShan, Zhe Zhou
  • Publication number: 20190225719
    Abstract: The present disclosure relates to a multi- or dual-headed composition having the formula (I) or (II). The present disclosure also relates to a process for preparing the multi- or dual-headed composition having the formula (I) or (II), the process including combining 1,2,4-trivinylcyclochexane, an organometallic compound, and a catalyst precursor. The present disclosure further relates to use of the composition having the formula (I) or (II) in olefin polymerization.
    Type: Application
    Filed: September 29, 2017
    Publication date: July 25, 2019
    Inventors: Lixin Sun, Zhe Zhou, Jaclyn Murphy, Edmund M. Carnahan
  • Patent number: 10274465
    Abstract: The invention provides an apparatus for polymer chromatography, comprising at least one column that comprises a first stationary phase comprising one of the following: A) a material comprising at least one non-carbon atom, excluding glass or a metal, selected from molybdenum sulfide MoS2, tungsten sulfide WS2, silicon carbide SiC, boron nitride BN, or combinations thereof, or B) glass, or a metal, or combinations thereof, and a material comprising at least one non-carbon atom selected from molybdenum sulfide MoS2, tungsten sulfide WS2, silicon carbide SiC, boron nitride BN, or combinations thereof. The invention also provides a method for polymer chromatography, comprising introducing a solution, comprising a polymer, into a liquid flowing through a first stationary phase, and wherein the first stationary phase comprises one of foregoing materials (A) or (B).
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: April 30, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Rongjuan Cong, Charles M. Cheatham, Al Parrott, Wallace W. Yau, Lonnie G. Hazlitt, Zhe Zhou, Alexander W. Degroot, Matthew D. Miller
  • Publication number: 20190032256
    Abstract: The present application provides an automatic non-woven fabric laying device. The device includes a non-woven fabric lifting mechanism, traction manipulators, a cutting manipulator, guide rollers, guide plates and the like. By recognizing the width and diameter parameters of a hub, the non-woven fabric lifting mechanism and the traction manipulators respectively adjust the height, the traction manipulators adjust the traction length of a non-woven fabric, and the cutting manipulator cuts the non-woven fabric after the length of the non-woven fabric is determined, thereby completing automatic laying of the non-woven fabric.
    Type: Application
    Filed: December 15, 2017
    Publication date: January 31, 2019
    Applicant: CITIC Dicastal CO.,L TD
    Inventors: Zhe Zhou, Jinqi Lv, Guogang Chen
  • Publication number: 20190033161
    Abstract: The present application provides a leak hole leak rate detection device and a method for implementing leak hole leak rate detection using the device. The device includes a gas storage tank, a valve, a leak hole, a latex sealing container, an electronic stopwatch and an electronic balance. The device can detect the leak rates of leak holes within a range of 1×10?1˜1×10?8 Pa·m3/s, and has the characteristics of scientific detection principle, simple and reasonable structure and the like.
    Type: Application
    Filed: December 15, 2017
    Publication date: January 31, 2019
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Zhe Zhou, Jing Wang, Jinqi Lv, Guogang Chen
  • Patent number: 9908956
    Abstract: An ethylene/?-olefin copolymer comprising units derived from ethylene; and units derived from at least one ?-olefin; wherein the ethylene/?-olefin copolymer has a density in the range of from 0.90 to 0.94 g/cc; a melt index (I2) in the range of from 0.05 to 50 dg/min; an Mw/Mn of from 3 to 5; and from 300 to 500 vinyl unsaturations per 1,000,000 carbon atoms in the ethylene/?-olefin copolymer is provided. Also provided is a process for producing an ethylene/?-olefin copolymer comprising: (1) polymerizing ethylene and one or more ?-olefins in a polymerization reactor; (2) thereby producing an enhanced melt strength ethylene/?-olefin copolymer having from 300 to 500 vinyl unsaturation units per 1,000,000 carbon atoms, a density in the range of from 0.90 to 0.94 g/cc; a melt index (I2) in the range of from 0.05 to 50 dg/min; and a Mw/Mn of from 3 to 5.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: March 6, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Lawrence J. Effler, Teresa P. Karjala, Mehmet Demirors, Nilesh R. Savargaonkar, Selim Bensason, Zhe Zhou
  • Publication number: 20180057444
    Abstract: In one aspect, the present disclosure provides methods of preparing a primary or secondary amine and hydroxylated aromatic compounds. In some embodiments, the aromatic compound may be unsubstituted, substituted, or contain one or more heteroatoms within the rings of the aromatic compound. The methods described herein may be carried out without the need for transition metal catalysts or harsh reaction conditions.
    Type: Application
    Filed: July 25, 2017
    Publication date: March 1, 2018
    Applicant: WILLIAM MARSH RICE UNIVERSITY
    Inventors: HONGYIN GAO, Zhe ZHOU, Laszlo KURTI