Patents by Inventor Ajay Popat

Ajay Popat 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).

  • A UV-CURABLE INK COMPOSITION AND A UV-CURED PRINTING PROCESS
    Publication number: 20230323143
    Abstract: The invention describes the unique finding that UV-curable flexo (and single pass inkjet) ink compositions can be more effectively cured by curing the pigmented ink compositions through two or more exposures to UV rather than a single exposure, where the total UV dose supplied by the multi-exposure approach is the same or less than the dose supplied by the single exposure.
    Type: Application
    Filed: November 23, 2021
    Publication date: October 12, 2023
    Applicant: SUN CHEMICAL CORPORATION
    Inventors: Derek ILLSLEY, Ajay POPAT, Phil SHIPHAM, Samuel LAWTON, Samuel LYTH
  • Inks for ink-jet printing
    Patent number: 9540532
    Abstract: An ink composition comprising: a) 0.2 to 20 parts of one or more glycols selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol or dipropylene glycol; b) 30 to 50 parts of glycerol; c) 0.5 to 10 parts of 2-pyrrolidone; d) 0.5 to 9 parts of colorant; e) 30 to 70 parts of water; f) 0 to 3 parts of surfactant; g) 0 to 5 parts biocide; wherein all parts are by weight. Also ink-sets, printing processes and printed material.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: January 10, 2017
    Assignee: FUJIFILM Imaging Colorants, Inc.
    Inventors: Philip Double, Janette Cordwell, Marie Holmes, Ajay Popat
  • Inks for Ink-Jet Printing
    Publication number: 20150184013
    Abstract: An ink composition comprising: a) 0.2 to 20 parts of one or more glycols selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol or dipropylene glycol; b) 30 to 50 parts of glycerol; c) 0.5 to 10 parts of 2-pyrrolidone; d) 0.5 to 9 parts of colorant; e) 30 to 70 parts of water; f) 0 to 3 parts of surfactant; g) 0 to 5 parts biocide; wherein all parts are by weight. Also ink-sets, printing processes and printed material.
    Type: Application
    Filed: August 3, 2013
    Publication date: July 2, 2015
    Inventors: Philip Double, Janette Cordwell, Marie Holmes, Ajay Popat
  • Process for Printing and Substrates
    Publication number: 20140085374
    Abstract: A process for printing an ink onto a substrate wherein: the ink comprises an encapsulated particulate solid and a liquid vehicle; the encapsulated particulate solid comprises a particulate solid encapsulated with a cross-linked dispersant shell; and the ink is printed onto a substrate which is or comprises corrugated paper.
    Type: Application
    Filed: May 8, 2012
    Publication date: March 27, 2014
    Applicant: FUJIFILM IMAGING COLORANTS LIMITED
    Inventors: Janette Cordwell, Marie Holmes, Philip Double, Ajay Popat