Patents by Inventor Harry E. Pansing

Harry E. Pansing 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).

  • Patent number: 4163001
    Abstract: A water base flexographic dye ink concentrate comprising a laked alkali stable basic dye containing at least one amino group, the laking agent being an acidic resin, dispersed in a liquid medium consisting essentially of butyl carbitol, water, dissolved sodium benzoate, a nonionic surfactant, a defoamer, a dissolved acrylic acid resin, and sufficient aminoalcohol to give a slightly acidic pH. The ink concentrate is cut back with a mixture of propylene glycol and water and the pH adjusted to about 8.0-9.0 with an aminoalcohol to give a water base flexographic dye ink suitable for printing on paper towels, facial tissues, and tiolet tissues.
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: July 31, 1979
    Assignee: Borden, Inc.
    Inventors: Constantine G. Carumpalos, Harry E. Pansing