Patent · US Expired

Heat-developable light-sensitive copying material comprising microcapsules having substantially no solvent

US5236800A · kind A · utility

4Cited by
10References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 12, 1989
Grant dateAug 17, 1993
Priority date
Expiry dateApr 12, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/002
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A heat-developable copying material comprising a support having thereon a heat-developable light-sensitive layer comprising microcapsules containing a diazo compound and substantially no solvent, a coupling component and a color basic substance.

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