Patents Examined by Joan Welcome
  • Ink containing methylenedisalicylic acid and method for offset printing
    Patent number: 4001027
    Abstract: Methylenedisalicylic acid is added to ink containing a pigment derived from fluorescein to overcome tinting and scumming when the ink is used in offset printing.
    Type: Grant
    Filed: January 24, 1975
    Date of Patent: January 4, 1977
    Assignee: Borden, Inc.
    Inventor: Richard George Lankes, Jr.