Patents Assigned to ROHM AND HAAS CHEMICALS LLC
  • Patent number: 10047329
    Abstract: A composition comprising an ethylene (mem)acrylic acid copolymer and a crosslinking agent is provided. The composition is able to form a film composition, which selectively disintegrates in media with high water content, depending on the ionic strength of the media.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: August 14, 2018
    Assignee: Rohm and Haas Chemicals LLC
    Inventors: Scott Backer, Afia S. Karikari, Paul Mercando
  • Patent number: 9914797
    Abstract: A rheology modifier including: a water-dispersible, alkali-swellable crosslinked polyacrylate copolymer including 0.02 to 5 weight percent of polysaccharide grafts, based on a total weight of the copolymer.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: March 13, 2018
    Assignees: ROHM AND HAAS CHEMICALS LLC, UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC
    Inventors: Eric P. Wasserman, Marianne P. Creamer
  • Patent number: 9278055
    Abstract: Described are methods for encapsulating a personal care active, comprising preparing an aqueous phase, comprising partially hydrolyzed polyvinyl alcohol and a cosmetically acceptable non-ionic surfactant, preparing an oil phase, comprising the personal care active and isocyanate or polyisocyanate, homogenizing the aqueous phase and oil phase to form an emulsion with particles less than one micron, and forming a dispersion of polyurea core-shell particles containing the personal care active by contacting the emulsion with an aqueous amine solution.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: March 8, 2016
    Assignees: Dow Global Technologies LLC, Rohm and Haas Chemicals LLC
    Inventors: Fanwen Zeng, Charles Jones, Diane Routzahn, Stephen L. Wilson
  • Publication number: 20140342055
    Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A, formed from a composition A, comprising a polyurethane; and B) a second layer B, formed from a composition B, comprising at least one functionalized polymer B comprising the following: i) at least one polymerized monomeric unit comprising a functional group selected from the group consisting of the following: a) an acid group, b) an anhydride group, c) a primary or secondary amine group, and d) combinations thereof; or ii) at least one reacted functionalization agent comprising a functional group selected from the group consisting of the following: e) an acid group, f) an anhydride group, g) a primary or secondary amine group, and h) combinations thereof; or iii) combinations thereof; and wherein the functionalized polymer B has a number-average molecular weight greater than 1,000 g/mole, and/or a melt index (I2) less than, or equal to, 2500 g/10 min.
    Type: Application
    Filed: September 19, 2012
    Publication date: November 20, 2014
    Applicants: Dow Global Technologies LLC, Rohm and Haas Chemicals LLC
    Inventors: Sekhar Sundaram, Debkumar Bhattacharjee, Jozef J. Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson
  • Publication number: 20140227535
    Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A formed from a composition A comprising a polyurethane; B) a second layer B formed from a composition B comprising at least one compound selected from the group consisting of the following compounds: a) a compound 1 comprising at least one acid group, b) a compound 2 comprising at least one anhydride group, c) a compound 3 comprising at least one primary amine group and/or at least one secondary amine group, and d) a combination thereof; and wherein the compound has a molecular weight or number average molecular weight, each less than 10,000 g/mole.
    Type: Application
    Filed: September 19, 2012
    Publication date: August 14, 2014
    Applicants: Dow Global Technologies LLC, Rohm and Haas Chemicals LLC
    Inventors: Sekhar Sundaram, Debkumar Bhattacharjee, Jozef J. Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson
  • Publication number: 20140024742
    Abstract: The present invention provides a coating composition, a process for producing the same, one or more coating layers derived therefrom, and articles comprising one or more such coating layers. The coating composition according to the present invention comprises: (a) from 10 to 90 percent by weight of an aqueous, high-solid, solvent-free alkyd dispersion comprising: (i) from 40 to 70 percent by weight of one or more alkyds based on the total weight of the dispersion, wherein each said one or more alkyds has an acid value of less than 20 and a molecular weight (Mn) in the range of greater than 1000 Dalton; (ii) from less than 10 percent by weight of one or more surfactants, based on the total weight of the dispersion; and (iii) from 30 to 55 percent by weight of water, based on the total weight of the dispersion; wherein said aqueous, high-solid, solvent-free alkyd dispersion has an average particle size diameter in the range of from 0.
    Type: Application
    Filed: April 8, 2011
    Publication date: January 23, 2014
    Applicants: ROHM AND HAAS CHEMICALS LLC, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Charles S. Kan, Rebecca S. Ortiz, John A. Roper, III, Jane Elizabeth Weier, Timothy J. Young, Gary E. Spilman, Ray E. Drumright
  • Publication number: 20130142886
    Abstract: A biocidal composition comprising 2,2-dibromomalonamide and a metal selected from silver, copper, and mixtures thereof, and its use for the control of microorganisms in aqueous and water-containing systems.
    Type: Application
    Filed: August 3, 2011
    Publication date: June 6, 2013
    Applicants: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS CHEMICALS LLC
    Inventors: Freddie L. Singleton, Tirthankar Ghosh, Kimberly S. Cagle