Patents Assigned to Rohm and Haas Company
  • Multistage aqueous emulsion polymer and aqueous coating composition formed therefrom
    Patent number: 11136428
    Abstract: A multistage aqueous emulsion polymer comprising from 88% to 98% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a first polymer core; and from 2% to 12% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a second polymer shell, wherein the first polymer core and the second polymer shell each independently comprises, as polymerized units, one or more ethylenically unsaturated nonionic monomers, wherein the second polymer shell further comprises, as polymerized units, from 20% to 60% by dry weight, based on total dry weight of the second polymer shell, of an acid monomer, wherein said acid monomer is, as polymerized units, from 1.1% to 4.2% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer. An aqueous coating composition comprising said multistage aqueous emulsion polymer.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: October 5, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Xiangting Dong, Ling Li, Jinyuan Zhang, Wei Cui, Han Liu, Qingwei Zhang
  • Poly(methyl methacrylate) resin composition
    Patent number: 11136452
    Abstract: Provided are poly(methyl methacrylate) resin compositions containing (a) a methyl methacrylate polymer, and (b) a multistage acrylic impact modifier containing (i) a core-shell polymer, and (ii) an overpolymer containing methyl methacrylate monomers and a chain transfer agent.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: October 5, 2021
    Assignee: Rohm and Haas Company
    Inventors: Steven Brown, Carlos A. Cruz, Morris Wills
  • Aqueous coating composition
    Patent number: 11136465
    Abstract: An aqueous coating composition having good freeze-thaw stability and providing coatings with good stain resistance.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: October 5, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Zhen Qian, Yaguang Zhao, Jianming Xu, Qingwei Zhang, Wei Li, Ling Li
  • Coated films and articles formed from same
    Patent number: 11135817
    Abstract: The present invention provides coated films and packages formed from such films. In one aspect, a coated film comprises (a) a multilayer polymeric film having opposing facial surfaces, wherein a first facial surface has a root mean square surface roughness of at least 80 nm when measured using image analysis with an atomic force microscope and wherein a second facial surface has a root mean square surface roughness of less than 80 nm when measured using image analysis with an atomic force microscope; and (b) a coating on at least a portion of the first facial surface, wherein the coating comprises polyurethane, wherein the film comprises at least one of polyethylene, polypropylene, polyethylene terephthalate, or polyamide, and wherein the coated film has a Zebedee clarity of at least 2% when measured according to ASTM D1746/15 in the coated portion of the first facial surface.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: October 5, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, Dow Quimica Mexicana S.A.de C.V.
    Inventors: Juan Carlos Casarrubias, Claudia Hernandez, Zair Dominguez Trinidad, Jie Wu
  • Process for preparing an acetoacetyl functional polymer
    Patent number: 11130830
    Abstract: A suspension process for preparing an acetoacetyl functional polymer and the acetoacetyl functional polymer made from the process suitable for aldehyde abatement.
    Type: Grant
    Filed: May 29, 2017
    Date of Patent: September 28, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Jiguang Zhang, Jian Zou, Yahong Zhang, Hongyu Chen, Zheng Zhang
  • Storage stable quicksetting coating system that is free of volatile-base
    Patent number: 11124669
    Abstract: A formulation contains an anionically stabilized dispersion of polymer particles, a polymeric polyamine and an inorganic filler has a pH in a range of 6.0 to 8.5, viscosity greater than 15000 centipoise, and is free of volatile base, aminosilanes, and quaternary poly(allylamine).
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: September 21, 2021
    Assignee: Rohm and Haas Company
    Inventors: Katherine A. Faber, Drew E. Williams, David M. Conner, Mark D. Westmeyer
  • Aqueous dispersion of mutlistage polymer particles
    Patent number: 11124656
    Abstract: The present invention relates to a composition comprising an aqueous dispersion of multistage polymer particles with a first phase comprising structural units of a carboxylic acid monomer and a nonionic ethylenically unsaturated monomer; and a second phase with a calculated Tg of less than 50° C. and comprising a mixture of polymers which together comprise structural units of styrene or methyl methacrylate or both; structural units of one or of n-butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, or n-butyl methacrylate; and structural units of a carboxylic acid monomer. The composition is useful as an open time additive in coatings formulations.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: September 21, 2021
    Assignee: Rohm and Haas Company
    Inventors: Jonathan DeRocher, Andrew Hejl, Jessica Levin, John J. Rabasco, Antony K. Van Dyk, Kimy Yeung
  • Aqueous polymer composition
    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
  • TWO-COMPONENT SOLVENTLESS ADHESIVE COMPOSITIONS AND METHODS OF MAKING SAME
    Publication number: 20210284886
    Abstract: The present disclosure provides a two-component solventless adhesive composition comprising a polyol component and an isocyanate component. The polyol component comprises a phosphate functional compound, and at least one polyol selected from polyester, polyether, and the combination thereof; and the isocyanate component comprises isocyanate prepolymer that is the reaction product of at least one isocyanate monomer and at least one polyol selected from polyester, polyether, and the combination thereof.
    Type: Application
    Filed: September 19, 2016
    Publication date: September 16, 2021
    Applicants: Dow Global Technologies LLC, ROHM AND HAAS COMPANY
    Inventors: Chenyan Bai, Mai Chen, Yinzhong Guo, Joseph J. Zupancic, Amira A. Marine
  • DUST ABATEMENT IN PARTICULATE CLAY
    Publication number: 20210282362
    Abstract: A method for reducing dust in particulate clay. The method comprises contacting clay particles with a polymer comprising at least 50 wt % polymerized units of acrylic acid and having Mw from 1,000 to 100,000.
    Type: Application
    Filed: October 3, 2017
    Publication date: September 16, 2021
    Applicants: Rohm and Haas Company, Rohm and Haas Company
    Inventors: Andrea C. Keenan, Melissa S. Leach, Theodore Tysak
  • Detergent formulation containing mixed-charge polymers and nonionic surfactant
    Patent number: 11118142
    Abstract: A detergent formulation comprises 0.5 to 10 weight-percent mixed-charge polymer and one to 10 weight-percent nonionic surfactant, where weight-percent is relative to total detergent formulation weight, and wherein the mixed-charge polymer comprises quaternary ammonium groups and carboxylate groups extending as pendant side groups from the polymer backbone.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: September 14, 2021
    Assignees: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Scott Backer, Paul Mercando, Eric Wasserman
  • Optoelectronic device and methods of use
    Patent number: 11121190
    Abstract: Provided is an optoelectronic device comprising an optoelectronic element and circuitry connected to the optoelectronic element, wherein the optoelectronic element comprises plural quantum dots or plural nanorods, and wherein the circuitry is configured to be capable of switching the optoelectronic element between a configuration in which the circuitry provides an effective forward bias voltage that causes the optoelectronic element to emit light and a configuration in which the circuitry provides an effective reverse bias voltage that causes the optoelectronic element to be capable of generating a photocurrent when light to which the optoelectronic element is sensitive strikes the optoelectronic element.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: September 14, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, The Board of Trustees of the University of Illinois, Rohm and Haas Electronic Materials LLC
    Inventors: Peter Trefonas, III, Kishori Deshpande, Trevor Ewers, Edward Greer, Jaebum Joo, Bong Hoon Kim, Nuri Oh, Jong Keun Park, Moonsub Shim, Jieqian Zhang
  • Composite polymer composition
    Patent number: 11118046
    Abstract: A composite polymer composition comprising the emulsion polymerization product of: (i) an aqueous dispersion comprising the melt kneading product of one or more polyolefins, from 2 to 25 wt % of one or more dispersion stabilizing agents, water and optionally a neutralizing agent, and (ii) one or more (meth)acrylic monomers; wherein the one or more polyolefins have a Tg equal to or less than 50° C. and comprise from 0.5 to 100 wt % functionalized polyolefin; and wherein the melt kneading product (i) comprises polymer particles having a volume average particle size between 150 nm and 2000 nm dispersed in the water; and wherein the one or more (meth)acrylic monomers polymerize onto the polymer particles form composite polymer particles using an emulsion polymerization process is provided.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: September 14, 2021
    Assignee: Rohm and Haas Company
    Inventor: Veera Nelliappan
  • FORMALDEHYDE-FREE CURABLE COMPOSITION
    Publication number: 20210277217
    Abstract: The present disclosure provides a curable composition comprising from 70 to 99% by dry weight based on total dry weight of the curable composition, an acrylic emulsion component, and from 1 to 30% by dry weight based on the total dry weight of the curable composition, a polyolefin emulsion component prepared by emulsifying a polycarboxylic-compound functionalized polyolefin starting material.
    Type: Application
    Filed: March 30, 2017
    Publication date: September 9, 2021
    Applicant: Rohm and Haas Company
    Inventors: Yin Xue, Zhaohui Qu
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 11111204
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, wherein said support comprises silicon, and wherein said catalyst comprises from 0.1 to 40 mol % titanium and from 0.1 to 10 mol % of at least one noble metal.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: September 7, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Christopher D. Frick, Jeffrey A. Herron, Kirk W. Limbach, Wen Sheng Lee, Victor J. Sussman
  • Aqueous dispersion of copolymer particles of vinyl acetate and a cyclic ketene acetal monomer
    Patent number: 11111328
    Abstract: The present invention relates to a composition comprising an aqueous dispersion of copolymer particles comprising structural units of vinyl acetate, a cyclic ketene acetal monomer, and a monoethylenically unsaturated acid monomer, or a salt thereof; wherein the cyclic ketene acetal monomer is characterized by following structure: where n and the R groups are as defined herein. The composition of the present invention provides a water-borne dispersion that is substantially free of volatile organic solvents and that provides a readily degradable polymer that is useful, for example, in the manufacture of biodegradable packaging products.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: September 7, 2021
    Assignee: Rohm and Haas Company
    Inventors: Matthew Carter, James DeFelippis, Ralph C. Even, Andrew Hejl
  • Preparation of an aqueous dispersion of copolymer particles of vinyl acetate and a cyclic ketene acetal monomer
    Patent number: 11111329
    Abstract: The present invention relates to a method comprising the steps of a) contacting under emulsion polymerization conditions vinyl acetate; a cyclic ketene acetal monomer; and a monoethylenically unsaturated acid monomer or a salt thereof; to form an aqueous dispersion of copolymer particles comprising structural units of vinyl acetate, the cyclic ketene acetal, and the monoethylenically unsaturated acid monomer or a salt thereof; wherein the cyclic ketene acetal monomer is characterized by following structure: where n and the R groups are as defined herein. The method of the present invention provides a water-borne dispersion that is substantially free of volatile organic solvents and that provides a readily degradable polymer that is useful, for example, in the manufacture of biodegradable packaging products.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: September 7, 2021
    Assignee: Rohm and Haas Company
    Inventors: Matthew Carter, Ralph C. Even, Andrew Hejl
  • Proppants with improved dust control
    Patent number: 11104842
    Abstract: Provided are proppants for use in hydraulic fracturing operations. The proppants comprise particles having coatings disposed on them as described herein. The proppants exhibit reduced dust generation, for instance during transloading, conveying and/or offloading of the proppant at a wellsite and/or at intermediate shipping transload points.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: August 31, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Bruce D. Hook, Paulo Fabricio Queiroz Martins, Juan Carlos Medina, Daniele Santos, Theodore Tysak, William A. Cynecki, Andrea C. Keenan
  • AQUEOUS POLYMER DISPERSION AND PROCESS OF MAKING THE SAME
    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
  • Method for preparing a UV curable coating composition
    Patent number: 11097307
    Abstract: The present invention relates to a method comprising the steps of: a) contacting an acrylate monomer, a carboxylic acid monomer, and a chain transfer agent under free radical polymerization conditions to form a solution of a polymer having an Mn in the range of from 5,000 to 50,000 Daltons; b) contacting the solution with a base and an ethylenically unsaturated glycidyl functionalized monomer to form a solution of an ethylenically unsaturated acrylate polymer; c) contacting the solution of the ethylenically unsaturated functionalized acrylate polymer with water to form an aqueous dispersion of ethylenically unsaturated functionalized acrylate polymers; and d) removing the organic solvent. The method of the present invention provides a composition suitable for use as a UV curable coating that achieves an excellent balance of hardness, flexibility, and warmth with less reliance on costly MFAs.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: August 24, 2021
    Assignees: Dow Global Technologies LLC., Rohm and Haas Company
    Inventors: Eric C. Greyson, Charles R. Hegedus, Andrew Hejl, Rebecca L. Ladewski, Erin B. Vogel, Wenqin Wang