Patent · US Expired

Fluidizing agent

US4461647A · kind A · utility

27Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 1982
Grant dateJul 24, 1984
Priority date
Expiry dateJul 26, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B67/0041
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An agent for enhancing the fluidity of pigment dispersions comprising a composition of disazo compounds containing a water-insoluble disazo compound in which one of the terminal aromatic groups carries a single substituted ammonium-acid salt group, pigments treated with the agent and non-aqueous pigment dispersions containing the agent.

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