Patent · US Expired

Color photographic material

US4254216A · kind A · utility

15Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1978
Grant dateMar 3, 1981
Priority date
Expiry dateSep 6, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C7/39232
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A color photographic material comprising a support and at least one layer thereon containing at least one compound of formula [I]: Formula [I] ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 each are defined in the specification and claims of this application. The compound of formula [I] is incorporated in a color photographic material to prevent the discoloration and fading-in-color of the color photographic material.

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