Patent · US Expired

Recording liquid

US4627875A · kind A · utility

51Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 10, 1986
Grant dateDec 9, 1986
Priority date
Expiry dateFeb 10, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/328
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A recording liquid comprises C.I.Acid Red 8 as a recording agent for forming an image and a liquid medium comprising at least PA0 (a) a member selected from the group consisting of polyethylene glycol, polyethylene glycol mono methylether and a mixture thereof, PA0 (b) a member selected from the group consisting of diethylene glycol, sulfolane and a mixture thereof, PA0 (c) a member selected from the group consisting of N-methyl-2-pyrrolidone, 1,3-dimethyl-2-imidazolidinone and a mixture thereof, and PA0 (d) water.

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