Patent · US Expired

Liquid composition and method for recording

US4683002A · kind A · utility

39Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 1985
Grant dateJul 28, 1987
Priority date
Expiry dateNov 6, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/16
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A liquid composition comprising a water-soluble dye is provided. The composition contains iron and silicon at a concentration of 9 ppm or less. A method for recording with liquid droplets formed from the liquid composition is also provided. Further, a water soluble dye for the liquid composition is provided, the dye containing iron and silicon at a total concentration of 250 ppm or less.

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