Patent · US Expired

Inkjet inks which improve drop-velocity stability and prolong resistor life in inkjet pens

US6435659B1 · kind B1 · utility

13Cited by
10References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2000
Grant dateAug 20, 2002
Priority date
Expiry dateJun 25, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/38
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An inkjet ink composition and a method of printing with the ink composition comprising at least one colorant and an aqueous vehicle comprising at least one metal salt or metal-organic complex that forms a film on the thermal inkjet resistor surface after repeated energizing of the resistor.

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