Patents Assigned to Rohm and Haas Company
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10829435
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, wherein pH at the reactor outlet is from 3 to 6.7.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: November 10, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Dmitry A. Krapchetov, James Elder, William G. Worley, Kirk W. Limbach, Daniel A. Hickman, Alexey Kirilin, Wen Sheng Lee, Victor Sussman
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10829431
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol. The method comprises contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, wherein said catalyst has an average diameter of at least 200 microns, wherein oxygen concentration at a reactor outlet is from 0.5 to 7.5 mol % and wherein the reactor comprises a partition with the catalyst bed on a first side of the partition and with flow through the catalyst bed in a first direction and flow on a second side of the partition in an opposite direction.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: November 10, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Kirk W. Limbach, Dmitry A. Krapchetov, Christopher D. Frick, Daniel A. Hickman
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10829433
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol. The method comprises contacting a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, wherein said catalyst has an average diameter of at least 200 microns and at least 90 wt % of the noble metal is in the outer 50% of catalyst volume.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: November 10, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Kirk W. Limbach, Christopher D. Frick, Victor Sussman, Wen-Sheng Lee
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10822297
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a catalyst bed of heterogeneous catalyst comprising a support and a noble metal, wherein base is added to the reactor while maintaining time to reach 95% homogeneity at no greater than 10 minutes.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: November 3, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Kirk W. Limbach, Justin Walker, Alan L. Stottlemyer, Jeffrey Herron
  • Glycidyl ether alkoxylate block copolymers
    Patent number: 10808074
    Abstract: The present invention relates to a compound having the following structure I: where Ar1, Ar2; R1, m, and n are defined herein. The compound of the present invention is useful as an open time additive in waterborne coatings compositions, particularly waterborne paint compositions.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: October 20, 2020
    Assignees: Rohm and Haas Company, Dow Global Technologies LLC
    Inventors: Edward D. Daugs, John J. Rabasco, Antony K. Van Dyk, Tianlan Zhang
  • SYNERGISTIC HAIR CARE FORMULATIONS
    Publication number: 20200323746
    Abstract: A method of making a hair care composition is provided, comprising: providing a cationic hair care emulsion, comprising: a cationic surfactant; optionally, a nonionic surfactant; water, wherein the water forms a continuous phase; and an internal phase, wherein the internal phase comprises: a cosmetically acceptable hydrocarbon oil; and a polyolefin blend, comprising: a high density polyolefin having a density of >0.90 g/cm3; and a low density polyolefin having a density of ?0.90 g/cm3; wherein the polyolefin blend has an average melt index of >7 as measured according to ASTM D 1238; providing a cosmetically acceptable silicone; providing an additional water; providing at least one hair care additive; and combining the cationic hair care emulsion, the cosmetically acceptable silicone, the additional water and the at least one hair care additive to form the hair care composition.
    Type: Application
    Filed: November 30, 2016
    Publication date: October 15, 2020
    Applicants: Rohm and Haas Company, Dow Global Technologies LLC, Dow Brasil Sudeste Industrial Ltda., Dow Global Technologies LLC
    Inventors: Daisy de Fátima Scarparo de Sanctis, Nikhil J. Fernandes, David L. Malotky, Jodi A. Thomas
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10800727
    Abstract: A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a catalyst bed of heterogeneous catalyst comprising a support and a noble metal, wherein mass transfer rate of oxygen in hour?1 divided by space-time yield in moles methyl methacrylate/kg·catalyst hour in the catalyst bed is at least 20.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: October 13, 2020
    Assignees: Rohm and Haas Company, Dow Global Technologies LLC
    Inventors: Justin Walker, Kirk W. Limbach, Jeffrey Herron
  • Coating formulation with a poly(oxyalkylene-urethane) associative thickener modified with a hydrophobic oligomer
    Patent number: 10800932
    Abstract: The present invention relates to a composition comprising a) an aqueous dispersion of polymer particles and b) a hydrophobically modified poly(oxyalkylene-urethane) rheology modifier having a 1) backbone; and 2) a hydrophobic portion represented by Fragment I: where R and R1 are defined herein. The composition is useful as an aqueous coating formulation that exhibits a highly shear thinning rheology profile suitable for spray applications to provide high sag resistance without adverse impact on gloss or corrosion resistance.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: October 13, 2020
    Assignees: Rohm and Haas Company, Dow Global Technologies LLC
    Inventors: John J. Rabasco, Duane R. Romer, Joey W. Storer, Antony K. Van Dyk, Wenqin Wang, Mark Langille, Jessica Levin
  • Glycidyl ether alkoxylate block copolymers
    Patent number: 10800888
    Abstract: The present invention relates to a compound having the following structure I: where Ar1, R, R1, E, m, n, x, y, p, and s are defined herein. The compound of the present invention is useful as an open time additive in waterborne coatings compositions, particularly waterborne paint compositions.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: October 13, 2020
    Assignees: Rohm and Haas Company, Dow Global Technologies, LLC
    Inventors: Edward D. Daugs, John J. Rabasco, Antony K. Van Dyk, Tianlan Zhang
  • Aqueous emulsion paint with improved stain removal and anticlogging properties
    Patent number: 10800927
    Abstract: The present invention provides an aqueous composition for coating substrates comprising: one or more emulsion copolymer, the emulsion copolymer being a copolymerization product of a monomer mixture comprising a monomer of formula I, wherein R1 is hydrogen or methyl, X is a divalent organic alkylene oxide group, n is an integer ranging from 1 to 50 and R2 is hydrogen or an aliphatic or aromatic hydrocarbon group having from 1 to 20 carbon atoms, and a phosphate surfactant. When incorporated into a coating composition, the coating composition show both improved stain-resistance properties and anti-clogging properties.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: October 13, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Zhen Qian, Xuzhi Zhu, Jianming Xu, Qingwei Zhang, Wei Cui, Jintao Liu
  • AQUEOUS POLYMER DISPERSION AND AQUEOUS COATING COMPOSITION COMPRISING THE SAME
    Publication number: 20200317837
    Abstract: An aqueous dispersion of a multistage polymer, an aqueous coating composition having an extended open time and capable of providing coatings with good water resistance, and a process of preparing the coatings.
    Type: Application
    Filed: June 16, 2016
    Publication date: October 8, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas Company
    Inventors: Xiaohong Yang, Tao Wang
  • Hollow polymer composition
    Patent number: 10793739
    Abstract: Provided is method of making a hollow polymer composition, comprising the steps of (a) providing an aqueous dispersion comprising (i) hollow polymer particles, wherein the hollow polymer particles comprise polymerized units of one or more multivinyl monomer, (ii) water, and (iii) one or more organic alcohol, and (b) removing water from the aqueous dispersion to form a dry composition comprising the hollow polymer particles and the alcohol, wherein either water is absent from the dry composition or else water is present in the dry composition in an amount such that the weight ratio of water to hollow polymer particles is 0.2:1 or less. Also provided are dry compositions that could be made by such a method, and non-aqueous dispersions of such dry compositions.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: October 6, 2020
    Assignee: Rohm and Haas Company
    Inventor: Carmen Serrano
  • Additive for controlling spotting in automatic dishwashing systems
    Patent number: 10781399
    Abstract: An automatic dishwashing detergent composition comprising: (a) 0.5 to 8 wt % of a polymer comprising polymerized units of: (i) 5 to 75 wt % itaconic acid, (ii) 10 to 60 wt % of vinyl acetate; and (iii) 10 to 50 wt % (meth)acrylic acid; and having Mw from 5,000 to 100,000; (b) 2 to 50 wt % of an aminocarboxylate builder; (c) 1 to 10 wt % of a nonionic surfactant; (d) 20 to 75 wt % of carbonate, citrate, silicate or a combination thereof; and (e) 5 to 25 wt % of a bleaching agent.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: September 22, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Scott Backer, Marianne P. Creamer, Severine Ferrieux, Paul Mercando, Eric P. Wasserman
  • A MELANOGENESIS INHIBITOR COMPOSITION
    Publication number: 20200289392
    Abstract: A melanogenesis inhibitor combination is provided, comprising: a combination of (Z)—N-(4-hydroxybenzylidene)propan-2-amine oxide; and a compound of formula I wherein R1 and R2 are independently selected from a hydrogen atom and an acyl group having 3 to 20 carbon atoms; wherein the combination is dispersed in a dermatologically acceptable carrier.
    Type: Application
    Filed: June 6, 2018
    Publication date: September 17, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas Company
    Inventors: Kinjalbahen Joshi, Yujing Tan, Cassie Fhaner
  • HYDROPHOBIC POLYMERS AS OIL RHEOLOGY MODIFIERS FOR AGROCHEMICAL FORMULATIONS
    Publication number: 20200288704
    Abstract: Stable dispersions of pesticides in agricultural oil are provided. In particular, the dispersions include a particulate pesticide, agricultural oil, and an agricultural oil-soluble polymer.
    Type: Application
    Filed: November 27, 2018
    Publication date: September 17, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Selvanathan Arumugam, Suraj S. Deshmukh, Hui Shao, Dan Wu, Ralph C. Even, Christopher J. Tucker
  • Automatic dishwashing compositions with spot prevention surfactant
    Patent number: 10774291
    Abstract: An automatic dishwashing composition is provided including a dispersant polymer; a builder; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I: wherein R1 is a linear or branched, saturated C8-24 alkyl group; R2 is a linear saturated C2-8 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m+n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of >45 wt %; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is <9.5.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: September 15, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Sara B. Klamo, Edward D. Daugs, Scott Backer, Severine Ferrieux, Paul Mercando, Eric P. Wasserman
  • Process for preparing multi-color dispersions and multi-color dispersions made thereof
    Patent number: 10767070
    Abstract: This invention relates to a process for preparing multi-color dispersions and the multi-color dispersions made thereof.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: September 8, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Dong Yun, Yujiang Wang, Jian Sun, Peng Xu, Fei Guo
  • Aqueous based blend composition and method of producing the same
    Patent number: 10759958
    Abstract: An aqueous based blend composition including (a) an aqueous polyolefin dispersion comprising the melt blending product of one or more base polymers and one or more stabilizing agents in the presence of water and optionally one or more neutralizing agents, having an average volume particle size diameter from 400 to 1500 nm, and a pH from 8 to 11; and (b) from 0.1 to 50 percent by weight based on the solid content of the dispersion one or more crosslinking agents is provided.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: September 1, 2020
    Assignees: Dow Global Technologies, LLC, Rohm and Haas Company
    Inventors: Denise Lindenmuth, Joceyln Gruver, Ann R. Hermes, Ray E. Drumright
  • Aqueous coating composition and process of making the same
    Patent number: 10759947
    Abstract: The present invention provides a novel aqueous coating composition comprising a multi-stage aqueous emulsion polymer, an anionic colloidal silica, and a thickener. This novel aqueous coating composition provides low gloss, while maintaining good physical stability and transparency.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: September 1, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Caifeng Wang, Jianming Xu, Yujiang Wang, Yunfei Lan
  • Aqueous coating composition and method of preparing the same
    Patent number: 10745583
    Abstract: An aqueous coating composition providing the resulting coatings with balanced flexibility and anti-tacky properties, and a method of preparing the aqueous coating composition.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: August 18, 2020
    Assignees: Dow global Technologies LLC, Rohm and Haas Company
    Inventors: Fu Zhan, Caiyun Li, Yaobang Li, Jinyuan Zhang, Jiansheng Feng, Xiangting Dong, Qian Shen