Patents by Inventor Kolazi Narayanan

Kolazi Narayanan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Compositions of water-insoluble active organic compounds
    Patent number: 8486915
    Abstract: A concentrate suitable for forming a stable aqueous composition upon dilution with water includes a water-insoluble active organic compound and a water-insoluble oil-modified alpha-beta unsaturated carboxylic acid.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: July 16, 2013
    Assignee: ISP Investments Inc.
    Inventors: Karoly Donders, Kolazi Narayanan
  • COMPOSITIONS OF WATER-INSOLUBLE ACTIVE ORGANIC COMPOUNDS
    Publication number: 20090293762
    Abstract: A concentrate suitable for forming a stable aqueous composition upon dilution with water includes a water-insoluble active organic compound and a water-insoluble oil-modified alpha-beta unsaturated carboxylic acid.
    Type: Application
    Filed: August 11, 2005
    Publication date: December 3, 2009
    Applicant: ISP INVESTMENTS INC.
    Inventors: Karoly Donders, Kolazi Narayanan
  • Stable aqueous suspension concentrate for delivery of UV-labile water-insoluble biocides
    Publication number: 20070224135
    Abstract: A stable, aqueous suspension concentrate which includes a solid polymeric dispersant comprising one or more anionic polymeric dispersing agents, optionally a co-dispersant which preferably is a homopolymer and/or a copolymer of a heterocyclic vinyl lactam, preferably in a wt. ratio of 0.1:1 to 1:0.1, a UV-labile, water-insoluble biocide active, and a UV-blocker or UV-absorber to stabilize said active upon storage and/or exposure to sunlight or UV radiation.
    Type: Application
    Filed: March 24, 2006
    Publication date: September 27, 2007
    Inventors: Xianbin Liu, Karen Winkowski, Kolazi Narayanan
  • Stable microemulsion concentrate for delivery of a bioactive biocide/disinfectant/fungicide/fragrance in an aqueous medium providing sustained release
    Publication number: 20070071778
    Abstract: What is described herein is a stable microemulsion concentrate and composition for delivery of an active biocide/disinfectant in an aqueous medium providing sustained release of the active. The composition is effective against both bacteria and fungi.
    Type: Application
    Filed: September 28, 2005
    Publication date: March 29, 2007
    Inventors: Kolazi Narayanan, Jayanti Patel, John Merianos, Susan Lindstrom, Karen Winkowski, Xianbin Liu, Donald Prettypaul
  • Stable matrix emulsion concentrates and stable aqueous and/or organic solvent compositions containing biocides
    Publication number: 20060105007
    Abstract: A stable matrix emulsion concentrate of a biocide, e.g. 3-iodopropynyl-2-butyl carbamate (IPBC) and/or a triazole fungicide, and stable aqueous and/or organic solvent formulations thereof, i.e. dilutable in water and/or an organic solvent are provided, which are particularly useful for treating wood products to provide protection against microorganisms and insects.
    Type: Application
    Filed: November 17, 2004
    Publication date: May 18, 2006
    Inventors: Kolazi Narayanan, Xianbin Liu, Karen Winkowski, Jayanti Patel
  • Matrix composition for stable microemulsions
    Publication number: 20060045914
    Abstract: A matrix composition for making a stable microemulsion for an active ingredient includes a C8-C18 N-alkyl pyrrolidone with little or no N-methyl pyrrolidone, and a water-insoluble organic solvent soluble therein, preferably more hydrophilic than said C8-C18 alkyl pyrrolidone and with low water solubility.
    Type: Application
    Filed: August 26, 2004
    Publication date: March 2, 2006
    Inventors: Kolazi Narayanan, Domingo Jon, Jayanti Patel
  • Solid polymeric dispersant composition for water-insoluble actives
    Publication number: 20060039944
    Abstract: A solid polymeric dispersant composition for water-insoluble actives includes a primary anionic polymer dispersing agent and a co-dispersant which is a vinyl lactam, in a defined weight ratio, and wettable powders, water dispersible granules and tablets thereof, for delivery of actives to a desired site.
    Type: Application
    Filed: August 17, 2004
    Publication date: February 23, 2006
    Inventors: Kolazi Narayanan, Jayanti Patel, Paul Taylor, Domingo Jon
  • Rain-fast bioactive compositions
    Publication number: 20050260240
    Abstract: A rain-fast bioactive composition includes a bioactive substance and an aqueous suspension concentrate of a latex polymer emulsified with an in-situ crosslinked hydrocarbon polymer.
    Type: Application
    Filed: May 20, 2004
    Publication date: November 24, 2005
    Inventors: Kolazi Narayanan, Jayanti Patel, Karen Winkowski
  • STABLE WETTING CONCENTRATE
    Publication number: 20050261160
    Abstract: A stable wetting concentrate includes octyl or dodecyl pyrrolidone, an ethoxylated alcohol, and a compatabilizing agent for dilution of the concentrate with water, suitably a polar material, such as an anionic emulsifier, or polyol, which prevents separation of the two base components in water, and, optionally, water, provides a stable wetting composition upon dilution with water, which exhibit superior wetting and spreading properties.
    Type: Application
    Filed: May 20, 2004
    Publication date: November 24, 2005
    Inventors: Kolazi Narayanan, Jayanti Patel
  • FRAGRANCE DELIVERY SYSTEM
    Publication number: 20050032655
    Abstract: A micro-emulsified fragrance composition provides an effective fragrance delivery system when present in a laundry composition, e.g. a laundry fabric softener formulation, or when delivered from a substrate. This composition can deposit a substantial amount of fragrance material onto the surface intended for deposition during the wash, rinse, dry, or post-dry cycles.
    Type: Application
    Filed: September 23, 2003
    Publication date: February 10, 2005
    Inventors: Michael Jurek, Purvita Shah, Kolazi Narayanan