Patent · US Expired

Additive for ink jet ink

US7435765B2 · kind B2 · utility

6Cited by
31References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 2002
Grant dateOct 14, 2008
Priority date
Expiry dateMar 1, 2023

Classification

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

Abstract

An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a pigment, from about 0.1 to about 10% by weight of natural or synthetic smectite clay mineral.

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