Patents Assigned to Rohm and Haas Company
  • Aqueous dispersion of keto- and phosphorus acid monomer-functionalized polymer particles
    Patent number: 10858531
    Abstract: The present invention is related to a coating composition comprising a) an aqueous dispersion of acrylic or styrene-acrylic polymer particles functionalized with structural units of a monomer with keto functionality and structural units of a phosphorus acid monomer; b) a dispersant comprising structural units of a carboxylic acid monomer and a monomer with keto functionality; and c) a dihydrazide crosslinking agent. The composition of the present invention is useful for improving scrub resistance in a coating formed from the composition.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: December 8, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: James C. Bohling, Pu Luo, Qing Zhang
  • AQUEOUS POLYMER DISPERSION
    Publication number: 20200377627
    Abstract: The present invention provides an aqueous polymer dispersion and an aqueous coating composition comprising such aqueous polymer dispersion and providing coatings with improved early water blister resistance as well as satisfactory water streaking resistance and good durability properties.
    Type: Application
    Filed: July 31, 2017
    Publication date: December 3, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Daoshu LIN, Jianming XU, Hui LIU, Yunfei LAN
  • Acrylic composition
    Patent number: 10851234
    Abstract: Provided is a polymer composition comprising an acrylic resin and a compound (II) wherein R1, R2, R3, and R4 is each independently hydrogen or an organic group having 1 or more carbon atoms, R5 is an alkylene group of 1 to 4 carbon atoms and n is from 1 to 20.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: December 1, 2020
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Carlos A. Cruz
  • High purity disorbate ester of triethylene glycol
    Patent number: 10851247
    Abstract: The present invention relates to a composition comprising triethylene glycol disorbate and triethylene glycol monosorbate, at a disorbate to monosorbate weight-to-weight ratio of from 19:1 to 99:1. The composition of the present invention is useful as a low VOC coalescent in coatings formulations.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: December 1, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Jiguang Zhang, Bo Lv, Selvanathan Arumugam, John Ell, Nicole Hewlett, John W. Hull, Jr., Wei Wang, Brandon Rowe
  • Aqueous polymer dispersion
    Patent number: 10851186
    Abstract: An aqueous polymer dispersion, a process of preparing the aqueous polymer dispersion, and an aqueous coating composition comprising the aqueous polymer dispersion and providing coatings with improved water repellency and/or improved hydrophobic stain resistance without compromising hydrophilic stain resistance.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: December 1, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Yan Li, Junyu Chen, Tao Wang, Zhi Juan Gong, James C. Bohling, Cheng Shen
  • Acrylic composition
    Patent number: 10851233
    Abstract: Provided is a polymer composition comprising an acrylic resin and a compound (I) wherein R1, R2, R3, and R4 is each independently hydrogen or an organic group having 1 or more carbon atoms, and n is from 1 to 20.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 1, 2020
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Carlos A. Cruz
  • METHOD FOR MODIFYING POLYCARBONATE BLENDS
    Publication number: 20200369868
    Abstract: Provided is a method of modifying a blend of polycarbonate and acrylonitrile/butadiene/styrene copolymer comprising adding composite particles to the blend, wherein the composite particles comprise (I) a partially crosslinked polyolefin core and (II) a full or partial shell comprising polymerized units of one or more vinyl monomer, and the resulting modified blend.
    Type: Application
    Filed: December 4, 2018
    Publication date: November 26, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Liang Chen, Carlos A. Cruz, Yannick Saint-Gerard, Jessica Ye Huang, Matthew J. Crimmins, Douglas J. Hasso
  • Air treatment article
    Patent number: 10842900
    Abstract: An air treatment article is provided, comprising: a semipermeable barrier and a plurality of multi-staged non-film forming polymer abatement particles having a core polymer and at least one shell polymer; wherein the core polymer accounts for 1 to 25 wt % of the weight of the non-film forming polymer abatement particles; wherein the semipermeable barrier is disposed between an air atmosphere and the non-film forming polymer abatement particles; wherein the semipermeable barrier impedes passage therethrough by the non-film forming polymer abatement particles; wherein the semipermeable barrier permits passage therethrough by a for-treatment air containing a contaminant such that the for-treatment air can make contact with the non-film forming polymer abatement particles; wherein the non-film forming polymer abatement particles have an affinity for the contaminant.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: November 24, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Vikram Prasad, Michelle Gallagher, Chaofang Yue
  • AQUEOUS POLYMER COMPOSITION
    Publication number: 20200362079
    Abstract: An aqueous polymer composition comprising an acetoacetoxy functional polymer, a metal pyrithione compound, and TEMPO and/or its derivative, showing less yellowing.
    Type: Application
    Filed: September 26, 2017
    Publication date: November 19, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas Company
    Inventors: Han Liu, Junyu Chen, Yaguang Zhao, Xiangting Dong, Qingwei Zhang, Ling Li, Yan Luo, Jintao Liu
  • Process for preparing methacrolein
    Patent number: 10836699
    Abstract: Provided is a process for preparing methacrolein which maximizes capture of methanol. Also provided are processes for producing methacrylic acid and methyl methacrylate.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: November 17, 2020
    Assignee: Rohm and Haas Company
    Inventors: Reetam Chakrabarti, Dmitry A. Krapchetov, Mark A. Silvano, Jinsuo Xu
  • Process for preparing methacrolein
    Patent number: 10836698
    Abstract: Provided is a process for preparing dry methacrolein which maximizes capture of methanol. Also provided is a process for producing methyl methacrylate.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: November 17, 2020
    Assignee: Rohm and Haas Company
    Inventors: Reetam Chakrabarti, Charles Como, Sarah L. Hruby, Dmitry A. Krapchetov, Minh N. Ngo, Muhunthan Sathiosatham, Mark A. Silvano
  • Scale inhibitor methods and compositions
    Patent number: 10836665
    Abstract: A method of scale inhibition treatment of a water system comprising introducing an aqueous scale inhibiting composition into the water system wherein the aqueous scale inhibiting composition comprises a carboxylated hyperbranched polyglycerol.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: November 17, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, The Board of Trustees of the University of Illinoi
    Inventors: Larisa Mae Q. Reyes, J. Keith Harris, Joshua S. Katz, Christopher J. Tucker, Steven C. Zimmerman, Brittany A. Walker
  • RECLOSABLE PACKAGES WITH TUNABLE SEAL GEOMETRY
    Publication number: 20200354112
    Abstract: The present disclosure is directed to reclosable packages comprising a front wall, a rear wall, and a closure region proximate to an outer edge of the container opposite a bottom of the container. The closure region includes a plurality of seal regions forming a continuous seal between the front wall and the rear wall across a width of the package and at least one of the seal regions is nonlinear. The closure region further includes at least one unsealed region defined between the seal regions. In some reclosable packages, the application of an opening force proximate to the closure region is operable to break the continuous seal between the front wall and the rear wall across a width of the package. The seal geometry may be tuned to adjust the magnitude of opening force required.
    Type: Application
    Filed: September 20, 2018
    Publication date: November 12, 2020
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Vivek Kalihari, Chuan-Yar Lai, Erica Spiekermann, Cristina Serrat, Marc S. Black, Daniel S. Woodman, Chad V. Schuette, Piyush Soni, Xiaosong Wu, Daniel W. Himmelberger, Vinita Yadav
  • Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst
    Patent number: 10829432
    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 70% of catalyst volume, and wherein oxygen concentration at a reactor outlet is from 0.5 to 7.5 mol %.
    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, Jeffrey Herron, Kurt D. Olson, D. Wayne Blaylock, Victor Sussman, Wen-Sheng Lee
  • 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: 10829434
    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 average concentration of methacrolein is at least 15 wt %.
    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, Kirk W. Limbach, Daniel A. Hickman, Andrew T. Heitsch, Victor Sussman, Wen Sheng Lee, Ramzy Shayib
  • 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