Patent · US Expired

Dye donor element for use in a thermal dye transfer process

US5455218A · kind A · utility

1Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 1995
Grant dateOct 3, 1995
Priority date
Expiry dateJan 17, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/914
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a dye donor element for use according to the thermal dye transfer process. The dye donor element comprises on a support a dye layer comprising a binder and at least one heterocyclic dye according to formula (I): ##STR1## wherein the meanings of the symbols are as defined in the claims and the description.

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