Patent · US Expired

Ionic liquids as addenda in photothermographic systems

US6586166B1 · kind B1 · utility

7Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 2001
Grant dateJul 1, 2003
Priority date
Expiry dateNov 21, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/061
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This invention involves use of ionic liquids as addenda in a photothermographic system. The presence of an ionic liquid was found to increase image density. A preferred ionic liquid comprises an organic cation associated with a suitable anion, which ionic liquid melts at a temperature of 50° C. or less.

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