Patent · US Active

Water-based fluorescent ink composition

US7789954B2 · kind B2 · utility

1Cited by
7References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 21, 2009
Grant dateSep 7, 2010
Priority date
Expiry dateApr 21, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/322
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ink composition includes C.I. Acid Red 52, C.I. Acid Red 92, C.I. Direct Yellow 87, water, a water-soluble organic solvent, tetraethylene glycol monoethylhexyl ether, and triethylene glycol monobutyl ether.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.