Patents Represented by Attorney Tifani M. Edwards

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  • Synergistic microbicidal compositions
    Patent number: 8309588
    Abstract: This invention relates to synergistic combinations of selected microbicides in combination with a second microbicide or formulation ingredient or raw material. The combinations have greater efficacy than would be expected from combinations of the individual components. The combinations include mixtures of (a) 5-Chloro-2-methyl-4-isothiazolin-3-one+2-Methyl-4-isothiazolin-3-one, (b) Methyl-4-isothiazolin-3-one, or (c) 1,2-Benzisothiazolin-3-one with one or more of a variety of other compounds.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: November 13, 2012
    Assignee: Rohm and Haas Company
    Inventors: Megan Ann Diehl, Dolores A. Shaw
  • Guanidine-substituted resin for transesterification
    Patent number: 8247500
    Abstract: A polymeric resin comprising guanidine groups having at least one C4-C22 tertiary alkyl substituent.
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: August 21, 2012
    Assignee: Rohm and Haas Company
    Inventors: Rajiv Manohar Banavali, Alfred Karl Schultz
  • Method for the elimination of uranium (VI) species in the form of uranyl complexes from waters
    Patent number: 8137644
    Abstract: The invention relates to a method for the removal of uranium(VI) species from waters by means of weakly basic, polyacrylic-based anion exchangers, said uranium(VI) species being present in the form of uranyl complexes as dissolved uranyl.
    Type: Grant
    Filed: May 4, 2005
    Date of Patent: March 20, 2012
    Assignees: ATC, Rohm and Haas Company
    Inventors: Wolfgang Hoell, Gunther Mann