×

Production process of color filter for liquid crystal display device and ink

  • US 6,312,771 B1
  • Filed: 05/05/1999
  • Issued: 11/06/2001
  • Est. Priority Date: 06/13/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A color filter produced by a production process of applying inks to a base by a ink-jet printing system to arrange colorants on the base, which comprises the steps of:

  • applying inks, which each comprise a colorant, a water-containing liquid medium and an acrylic copolymer comprised of a monomer represented by the formula (I) or of the formula (II) wherein R1 is H or CH3, and R2 and R3 are independently H or an alkyl group having 1 to 5 carbon atoms, and an acrylic monomer containing a cationic structural unit and can be cured by heat, directly between black matrices on the base or a resin layer provided on the base by the ink-jet printing system, thereby arranging the colorants contained in the inks; and

    then curing the thus-applied inks by heating.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×