Patents by Inventor Baoqing Zheng

Baoqing Zheng 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: 11945902
    Abstract: A two-component polyurethane composition comprising: an aqueous dispersion comprising an emulsion polymer and a specific sulphate and/or sulfonate surfactant, and a water-dispersible polyisocyanate; the emulsion polymer with a weight average molecular weight of 70,000 g/mol or less comprising, by weight based on the weight of the emulsion polymer, greater than 0.25% of structural units of a phosphorous-containing acid monomer and/or salts thereof, greater than 15% of structural units of a hydroxy-functional alkyl (meth)acrylate, structural units of an monoethylenically unsaturated nonionic monomer, and from zero to 10% of structural units of an additional acid monomer and/or salts thereof; and a process of preparing the two-component polyurethane composition.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: April 2, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Daoshu Lin, Baoqing Zheng, Jia Tang, Dong Yun, Shujun Shu, Gary W. Dombrowski
  • Patent number: 11912871
    Abstract: An aqueous dispersion comprising a silicone-acrylic polymer with reduced coagulum, a process of preparing the aqueous dispersion, and an aqueous coating composition comprising the aqueous dispersion and providing coatings with improved corrosion resistance.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: February 27, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Baoqing Zheng, Yan Wu, Jia Tang, James C. Bohling, Juan Zhao, Yujiang Wang
  • Publication number: 20230392000
    Abstract: An aqueous dispersion of multistage polymeric particles comprises at least two polymers, and a coating composition comprising such aqueous dispersion of multistage polymeric particles can provide coatings with hot resistance, alcohol resistance, alkali resistance and acetic acid resistance.
    Type: Application
    Filed: December 3, 2020
    Publication date: December 7, 2023
    Inventors: Baoqing Zheng, Tao Wang, Xiaohong Yang, Jinfei Wang, Jia Tang, Jieying Chen, Fengzhe Shi, Shaoguang Feng
  • Publication number: 20230331889
    Abstract: An aqueous polymer composition comprises (A) a specific emulsion polymer comprising structural units of a cycloalkyl (meth)acrylate, structural units of an acetoacetoxy or acetoacetamide functional monomer, and structural units of a phosphorous acid monomer, a salt thereof, or mixtures thereof; and (B) a specific amount of a waterborne resin comprising at least one fatty acid ester segment and having a number average molecular weight of 20,000 g/mol or less, based on the total dry weight of the emulsion polymer and the waterborne resin. A coating composition comprising such aqueous polymer composition provides coatings made therefrom with improved anti-corrosion property.
    Type: Application
    Filed: October 10, 2020
    Publication date: October 19, 2023
    Inventors: Yan Wu, Baoqing Zheng, Fu Zhan, Changkun Piao, Juan Zhao, Hao Hu, Xiuqing Xu, Jia Tang, Dong Yun
  • 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: 11702493
    Abstract: An aqueous dispersion and an aqueous coating composition comprising the aqueous dispersion, and the aqueous coating composition providing coatings made therefrom with improved anti-corrosion property and good water resistance and block resistance.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: July 18, 2023
    Assignees: Dow Global Technologies, LLC, Rohm and Haas Company
    Inventors: Yan Wu, Baoqing Zheng, Juan Zhao, Shujun Shu, Jia Tang, Dong Yun, Danniebelle Haase
  • Publication number: 20220298289
    Abstract: A two-component polyurethane composition comprising (A) an aqueous dispersion comprising an emulsion polymer and from 2% to 20% of an alcohol alkoxylate of formula (I), by weight based on the weight of the emulsion polymer, and (B) a polyisocyanate; the two-component polyurethane composition can provide coatings with a high distinctness of image.
    Type: Application
    Filed: October 29, 2019
    Publication date: September 22, 2022
    Inventors: Daoshu Lin, Yan Li, Cheng Shen, Jinfei Wang, Baoqing Zheng, Jia Tang, Dong Yun, Shaoguang Feng
  • Publication number: 20220213322
    Abstract: An aqueous dispersion comprising a multistage polymer comprising a first polymer and a second polymer that comprises structural units of an ethylenically unsaturated siloxane monomer, the multistage polymer comprising, by weight based on the weight of the multistage polymer, 4.5% or more of structural units of the ethylenically unsaturated siloxane monomer, and the coagulum content of the aqueous dispersion is less than 2,000 ppm after filtration through a 44 micron sieve.
    Type: Application
    Filed: June 13, 2019
    Publication date: July 7, 2022
    Inventors: Xiangting Dong, Ling Li, Zhihua Liu, Hui Liu, Wei Cui, Baoqing Zheng, Zhi Juan Gong, Yan Wu, Changkun Piao, Jia Tang, Dong Yun
  • Publication number: 20220204669
    Abstract: An aqueous dispersion of multistage polymer particles comprising at least three polymers with low minimum film formation temperature and also providing aqueous coating compositions with balanced properties.
    Type: Application
    Filed: June 11, 2019
    Publication date: June 30, 2022
    Inventors: Baoqing Zheng, Fu Zhan, Yawei Xu, Yaobang Li, Yujiang Wang, Alvin M. Maurice
  • Publication number: 20210309791
    Abstract: A two-component polyurethane composition comprising: an aqueous dispersion comprising an emulsion polymer and a specific sulphate and/or sulfonate surfactant, and a water-dispersible polyisocyanate; the emulsion polymer with a weight average molecular weight of 70,000 g/mol or less comprising, by weight based on the weight of the emulsion polymer, greater than 0.25% of structural units of a phosphorous-containing acid monomer and/or salts thereof, greater than 15% of structural units of a hydroxy-functional alkyl (meth)acrylate, structural units of an monoethylenically unsaturated nonionic monomer, and from zero to 10% of structural units of an additional acid monomer and/or salts thereof; and a process of preparing the two-component polyurethane composition.
    Type: Application
    Filed: September 21, 2018
    Publication date: October 7, 2021
    Inventors: Daoshu Lin, Baoqing Zheng, Jia Tang, Dong Yun, Shujun Shu, Gary W. Dombrowski
  • Publication number: 20210292455
    Abstract: An aqueous dispersion and an aqueous coating composition comprising the aqueous dispersion, and the aqueous coating composition providing coatings made therefrom with improved anti-corrosion property and good water resistance and block resistance.
    Type: Application
    Filed: September 28, 2018
    Publication date: September 23, 2021
    Inventors: Yan Wu, Baoqing Zheng, Juan Zhao, Shujun Shu, Jia Tang, Dong Yun, Danniebelle Haase
  • Patent number: 11124670
    Abstract: An aqueous polymer composition comprising a multiethylenically unsaturated carboxylic acid monohydrazide and a keto-functionalized polymer, and an aqueous coating composition comprising such aqueous polymer composition and providing coatings with improved water resistance and alcohol resistance without compromising early block resistance.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: September 21, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Chen Chen, Baoqing Zheng, Yawei Xu, Xiaohong Yang, Shaoguang Feng, Yujiang Wang, Brough Richey, Fengzhe Shi
  • Publication number: 20210261779
    Abstract: An aqueous dispersion comprising a silicone-acrylic polymer with reduced coagulum, a process of preparing the aqueous dispersion, and an aqueous coating composition comprising the aqueous dispersion and providing coatings with improved corrosion resistance.
    Type: Application
    Filed: July 12, 2018
    Publication date: August 26, 2021
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Baoqing Zheng, Yan Wu, Jia Tang, James C. Bohling, Juan Zhao, Yujiang Wang
  • Patent number: 10717879
    Abstract: A shelf-stable aqueous binder composition, a process of preparing the binder composition, and a coating composition comprising the binder composition and having fast drying properties and developing good early resistance to water washout.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: July 21, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Fu Zhan, Baoqing Zheng, Zhi Gang Hua, Yaobang Li, Yurun Yang
  • Publication number: 20200216707
    Abstract: An aqueous polymer composition comprising a multiethylenically unsaturated carboxylic acid monohydrazide and a keto-functionalized polymer, and an aqueous coating composition comprising such aqueous polymer composition and providing coatings with improved water resistance and alcohol resistance without compromising early block resistance.
    Type: Application
    Filed: September 25, 2017
    Publication date: July 9, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas Company
    Inventors: Chen Chen, Baoqing Zheng, Yawei Xu, Xiaohong Yang, Shaoguang Feng, Yujiang Wang, Brough Richey, Fengzhe Shi
  • Patent number: 10647869
    Abstract: A peelable coating composition capable of providing coating films with good peelability particularly after UV exposure and desirable mechanical properties.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: May 12, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Shujun Shu, Yurun Yang, Yaobang Li, Yan Guo, Mingqu Yu, Baoqing Zheng
  • Publication number: 20190359843
    Abstract: An aqueous polymer dispersion and an aqueous coating composition comprising the aqueous polymer dispersion, and the aqueous coating composition providing the resulting coatings with good anti-corrosion property.
    Type: Application
    Filed: December 19, 2016
    Publication date: November 28, 2019
    Inventors: Shujun Shu, Yujiang Wang, Baoqing Zheng, Jia Tang
  • Publication number: 20190292399
    Abstract: An aqueous polymer dispersion and an aqueous coating composition comprising the aqueous polymer dispersion, and the aqueous coating composition providing the resulting coatings with good anti-corrosion property.
    Type: Application
    Filed: June 3, 2016
    Publication date: September 26, 2019
    Inventors: Shujun Shu, Yaobang Li, Baoqing Zheng, Jia Tang, Yan Guo, Zhenwen Fu
  • Publication number: 20180340077
    Abstract: A shelf-stable aqueous binder composition, a process of preparing the binder composition, and a coating composition comprising the binder composition and having fast drying properties and developing good early resistance to water washout.
    Type: Application
    Filed: September 30, 2015
    Publication date: November 29, 2018
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas Company
    Inventors: Fu Zhan, Baoqing Zheng, Zhi Gang Hua, Yaobang Li, Yurun Yang
  • Patent number: 10093821
    Abstract: An aqueous coating composition capable of providing coating films with balanced properties of high hardness, high clarity, good water resistance, and good alcohol resistance; and a process of making such aqueous coating composition.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: October 9, 2018
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Jianming Xu, Yawei Xu, Baoqing Zheng