Patents by Inventor John D. Kitchens

John D. Kitchens 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).

  • Wrinkle resistant cellulosic textiles
    Patent number: 5042986
    Abstract: A process for imparting wrinkle resistance and smooth drying properties to cellulose textiles by crosslinking the cellulose with a cyclic aliphatic polycarboxylic acid having at least two adjacent carboxyl groups in the trans configuration relative to each other, and the resulting crosslinked textile.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: August 27, 1991
    Assignee: The Dow Chemical Company
    Inventors: John D. Kitchens, Robert T. Patton, Bassam S. Nadar
  • Process for improving the dyeability and whiteness of cellulosic fabrics
    Patent number: 5006125
    Abstract: In a process for treating a cellulosic fabric which includes the step of scouring and/or bleaching the improvement which comprises treating said fabric with a quaternary compound of the formula selected from the group consisting of: ##STR1## wherein R, R', R" and R"' are each lower alkyl radicals and X.sup.- is an anion prior to dyeing so as to improve its whiteness and/or dyeability.
    Type: Grant
    Filed: November 7, 1989
    Date of Patent: April 9, 1991
    Assignee: The Dow Chemical Company
    Inventors: Robert T. Patton, John D. Kitchens, David M. Hall
  • Modification of polymers
    Patent number: 4613653
    Abstract: Polymers modified by reaction with thiocyano or isothiocyano generating reactants provide improved adhesive strength to laminates prepared therefrom, improved paint adhesion, increased viscosity and alterated gas permeability compared to unmodified polymers.
    Type: Grant
    Filed: March 20, 1985
    Date of Patent: September 23, 1986
    Assignee: The Dow Chemical Company
    Inventors: John D. Kitchens, Leo R. Novak
  • Modification of polymer surfaces
    Patent number: 4567241
    Abstract: Solid polymers having thiocyanate or isothiocyanate functionality added to reactive unsaturation thereof provide improved adhesive strength to laminates prepared therefrom, improved paint adhesion and other properties.
    Type: Grant
    Filed: March 20, 1985
    Date of Patent: January 28, 1986
    Assignee: The Dow Chemical Company
    Inventors: John D. Kitchens, Leo R. Novak