Patents by Inventor Zhenwen Fu

Zhenwen Fu 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: 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: 11643569
    Abstract: A method for providing a substrate coated with a cured damping coating including: applying a curable liquid damping composition to a substrate, wherein said curable liquid damping composition includes an admixture of certain Michael acceptor(s), certain Michael donor(s), a base catalyst; a rheology modifier; and a solid filler; wherein the filler is a different material than the rheology modifier; wherein the curable damping composition has a PVC of from 20% to 70%; and drying/curing the applied curable damping composition at a temperature of from 0° C. to 250° C. is provided. Also provided is a substrate coated with the cured damping coating.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 9, 2023
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Ray E. Drumright, Zhenwen Fu, Justin Gimbal, Craig F. Gorin, Xin Jin
  • Patent number: 11261356
    Abstract: A laminating adhesive composition comprising a) an aqueous dispersion of thermoplastic polymer particles imbibed with an epoxy compound wherein the concentration of the epoxy compound is from 1 weight percent to 40 weight percent, based on the total weight of the solid content of the aqueous dispersion; and b) at least one water emulsifiable or water dispersible epoxy curing agent selected from polyamines, polyamides, amidoamines, carboxylic functional polyesters, anhydrides, mercaptans, polymer captans, cyclic amidines, and combinations thereof, is disclosed.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: March 1, 2022
    Assignees: Dow Global Technologies LLC, Rohm and Haas
    Inventors: Wenwen Li, Rui Xie, Zhenwen Fu
  • Publication number: 20210155823
    Abstract: A method for providing a substrate coated with a cured damping coating including: applying a curable liquid damping composition to a substrate, wherein said curable liquid damping composition includes an admixture of certain Michael acceptor(s), certain Michael donor(s), a base catalyst; a rheology modifier; and a solid filler; wherein the filler is a different material than the rheology modifier; wherein the curable damping composition has a PVC of from 20% to 70%; and drying/curing the applied curable damping composition at a temperature of from 0° C. to 250° C. is provided. Also provided is a substrate coated with the cured damping coating.
    Type: Application
    Filed: April 26, 2019
    Publication date: May 27, 2021
    Inventors: Ray E. Drumright, Zhenwen Fu, Justin Gimbal, Craig F. Gorin, Xin Jin
  • Publication number: 20200270491
    Abstract: A laminating adhesive composition comprising a) an aqueous dispersion of thermoplastic polymer particles imbibed with an epoxy compound wherein the concentration of the epoxy compound is from 1 weight percent to 40 weight percent, based on the total weight of the solid content of the aqueous dispersion; and b) at least one water emulsifiable or water dispersible epoxy curing agent selected from polyamines, polyamides, amidoamines, carboxylic functional polyesters, anhydrides, mercaptans, polymer captans, cyclic amidines, and combinations thereof, is disclosed.
    Type: Application
    Filed: September 30, 2016
    Publication date: August 27, 2020
    Inventors: Wenwen Li, Rui Xie, Zhenwen Fu
  • Patent number: 10703928
    Abstract: The present invention provides aqueous compositions useful as zero VOC coating compositions having a % opacifying pigment volume concentration (% OPVC) of from 2 to 25 and comprising (i) an opacifier composition of an at least partially polymer encapsulated opacifying pigment, a polymer opacifying pigment composite or their mixtures, with the opacifying pigment, encapsulated in and/or as a composite with at least one soft polymer having a measured glass transition temperature (measured Tg) of 5° C. or less, and (ii) a hard binder polymer having a measured Tg of at least 30° C. and a weight average particle size of 120 nm or less, wherein the ratio of the weight average particle size of the opacifier composition to that of the hard binder polymer is from 2:1 to 12:1 and the volume ratio of the opacifying pigment to the soft polymer solids in the opacifier composition is from 2:5 to 1:1.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: July 7, 2020
    Assignee: Rohm and Haas Company
    Inventors: Zhenwen Fu, Ann R. Hermes, Wenqin Wang
  • Patent number: 10662337
    Abstract: The present invention relates to a coating composition comprising an aqueous dispersion of a) carboxylate salt functionalized first thermoplastic polymer particles; b) second thermoplastic polymer particles imbibed with a thermosettable compound and functionalized with anti-agglomerating groups; c) an extender; and d) a volatile base. The composition of the present invention is suitable as a waterborne quick-set formulation useful as a traffic paint.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: May 26, 2020
    Assignee: Rohm and Haas Company
    Inventors: Sarah E. Decato, Joy A. Gallagher, Eric C. Greyson, Zhenwen Fu
  • Patent number: 10640581
    Abstract: A waterborne sound and vibration damping composition including a waterborne emulsion polymer, the polymer having a calculated acid number of from 2 to 100; from 0.1% to 50%, solids based on emulsion polymer solids, of certain liquid compounds having a boiling point greater than 150° C.; and a solid filler at a level of from 25% to 85% PVC; wherein the waterborne damping composition has a water content of from 6% to 25% by weight is provided. A method for providing a coated substrate using the waterborne damping composition and a substrate so coated are also provided.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: May 5, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Kiran K. Baikerikar, Ray E. Drumright, Zhenwen Fu, Justin Gimbal, Craig F. Gorin, Mark Langille
  • Patent number: 10513594
    Abstract: The present invention provides aqueous polymer compositions containing one or more, or, preferably, two or more markers selected from a C1-C12 alkyl phenyl ether having a formula Ph(R2)m(OR1)n, wherein Ph is an aromatic ring containing group having from six to nine carbon atoms, R1 is a C1-C12 alkyl group, R2 is a C1-C12 alkyl group, m is an integer of from 0 to 5, n is an integer of from 1 to 3, and (m+n) is an integer of from 1 to 6. The markers are readily detectable, such as by mass spectroscopy, upon solvent extraction and separation from the aqueous polymer compositions, or from dried or cured coatings, film or layers thereof.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: December 24, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Peilin Yang, Eric C. Greyson, Zhenwen Fu, Zahid Asif
  • 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
  • Patent number: 10414899
    Abstract: The present invention provides aqueous polymer compositions containing one or more, or, preferably, two or more triphenylmethyl alkyl aryl ether markers having a formula (Ph3C)mAr(OR)n, wherein Ph is a phenyl group, Ar is an aromatic ring containing group having from six to twenty carbon atoms, R is a C1-C18 alkyl group, m is an integer of from 1 to 2, and n is an integer of from 1 to 4. The markers are readily detectable, such as by mass spectroscopy, upon solvent extraction and separation from the aqueous polymer compositions, or from dried or cured coatings, film or layers thereof.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: September 17, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Zahid Asif, Zhenwen Fu, Eric C. Greyson, Peilin Yang
  • Publication number: 20190106512
    Abstract: A waterborne sound and vibration damping composition including a waterborne emulsion polymer, the polymer having a calculated acid number of from 2 to 100; from 0.1% to 50%, solids based on emulsion polymer solids, of certain liquid compounds having a boiling point greater than 150° C.; and a solid filler at a level of from 25% to 85% PVC; wherein the waterborne damping composition has a water content of from 6% to 25% by weight is provided. A method for providing a coated substrate using the waterborne damping composition and a substrate so coated are also provided.
    Type: Application
    Filed: September 11, 2018
    Publication date: April 11, 2019
    Inventors: Kiran K. Baikerikar, Ray E. Drumright, Zhenwen Fu, Justin Gimbal, Craig F. Gorin, Mark Langille
  • Publication number: 20190106577
    Abstract: The present invention relates to a coating composition comprising an aqueous dispersion of a) carboxylate salt functionalized first thermoplastic polymer particles; b) second thermoplastic polymer particles imbibed with a thermosettable compound and functionalized with anti-agglomerating groups; c) an extender; and d) a volatile base. The composition of the present invention is suitable as a waterborne quick-set formulation useful as a traffic paint.
    Type: Application
    Filed: September 18, 2018
    Publication date: April 11, 2019
    Inventors: Sarah E. Decato, Joy A. Gallagher, Eric C. Greyson, Zhenwen Fu
  • Publication number: 20180186030
    Abstract: The present disclosure describes a treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a reaction product of an epoxy resin, an acrylic latex and a carboxylated curing agent and/or amine curing agent. The present disclosure further describes a method for preparing a treated cellulosic material comprising providing a cellulosic material; and a first treatment protocol comprising impregnating the cellulosic material with an aqueous dispersion, the aqueous dispersion comprising an epoxy resin and an acrylic latex.
    Type: Application
    Filed: June 17, 2016
    Publication date: July 5, 2018
    Inventors: Xue Chen, Zhenwen Fu, Stephen W. King, John Klier
  • Patent number: 10000661
    Abstract: Provided is a binder composition and its use in aqueous based paints and coatings and other applications. The binder composition comprises: a polyurethane dispersion containing water and a polyurethane polymer, wherein the polyurethane polymer is prepared by reacting a nitroalcohol compound, a polyol compound, a polyisocyanate compound, and optionally chain extenders, wherein the nitroalcohol compound is of formula I, wherein R, R1, and Z are as defined herein.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: June 19, 2018
    Assignee: ANGUS Chemical Company
    Inventors: Patrick E. Brutto, George D. Green, Zhenwen Fu, Eric C. Greyson, Andrew Hejl, Jia Tang
  • Publication number: 20180148564
    Abstract: The present invention provides aqueous polymer compositions containing one or more, or, preferably, two or more markers selected from a C1-C12 alkyl phenyl ether having a formula Ph(R2)m(OR1)r, wherein Ph is an aromatic ring containing group having from six to nine carbon atoms, R1 is a C1-C12 alkyl group, R2 is a C1-C12 alkyl group, m is an integer of from 0 to 5, n is an integer of from 1 to 3, and (m+n) is an integer of from 1 to 6. The markers are readily detectable, such as by mass spectroscopy, upon solvent extraction and separation from the aqueous polymer compositions, or from dried or cured coatings, film or layers thereof.
    Type: Application
    Filed: October 20, 2017
    Publication date: May 31, 2018
    Inventors: Peilin Yang, Eric C. Greyson, Zhenwen Fu, Zahid Asif
  • Publication number: 20180148565
    Abstract: The present invention provides aqueous polymer compositions containing one or more, or, preferably, two or more triphenylmethyl alkyl aryl ether markers having a formula (Ph3C)mAr(OR)n, wherein Ph is a phenyl group, Ar is an aromatic ring containing group having from six to twenty carbon atoms, R is a C1-C18 alkyl group, m is an integer of from 1 to 2, and n is an integer of from 1 to 4. The markers are readily detectable, such as by mass spectroscopy, upon solvent extraction and separation from the aqueous polymer compositions, or from dried or cured coatings, film or layers thereof.
    Type: Application
    Filed: October 20, 2017
    Publication date: May 31, 2018
    Inventors: Zahid Asif, Zhenwen Fu, Eric C. Greyson, Peilin Yang
  • Publication number: 20170283627
    Abstract: The present invention provides aqueous compositions useful as zero VOC coating compositions having a % opacifying pigment volume concentration (% OPVC) of from 2 to 25 and comprising (i) an opacifier composition of an at least partially polymer encapsulated opacifying pigment, a polymer opacifying pigment composite or their mixtures, with the opacifying pigment, encapsulated in and/or as a composite with at least one soft polymer having a measured glass transition temperature (measured Tg) of 5° C. or less, and (ii) a hard binder polymer having a measured Tg of at least 30° C.
    Type: Application
    Filed: April 4, 2016
    Publication date: October 5, 2017
    Inventors: Zhenwen Fu, Ann R. Hermes, Wenqin Wang
  • Patent number: 9676957
    Abstract: Provided is a binder composition and its use in aqueous based paints and coatings and other applications. The binder composition comprises: (a) a copolymer formed from one or more esters or amides of acrylic acid or methacrylic acid, or their mixtures, together with a monomer unit of formula I, wherein R, R1 R2, R3, R4, and X are as defined above; and (b) water, wherein the binder composition is an aqueous emulsion.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: June 13, 2017
    Assignee: ANGUS CHEMICAL COMPANY
    Inventors: Patrick E. Brutto, George D. Green, Zhenwen Fu, Eric C. Greyson, Andrew Hejl, Jia Tang
  • Patent number: 9365739
    Abstract: The present invention provides two-component polyurethane compositions that are substantially free of VOCs and comprising, as one component, polyisocyanate compositions and, as a second component, a polyol which is chosen from a cycloaliphatic diol or polyol having a molecular weight of from 100 to 500 and containing one or more 4 to 7 member aliphatic ring and an oligomeric diol or polyol comprising the condensation reaction product of from 30 wt. % to 78 wt. %, based on the total weight of reactants used to make the oligomer, and an acrylic or vinyl emulsion polymer.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: June 14, 2016
    Assignee: Rohm and Haas Company
    Inventors: Gary W. Dombrowski, Zhenwen Fu, Caroline Slone, Andrew Swartz, Jia Tang