Patent · US Expired

Color image formation method

US6458520B2 · kind B2 · utility

2Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1998
Grant dateOct 1, 2002
Priority date
Expiry dateJul 28, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/164
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A color image formation method is disclosed, comprising developing a photographed silver halide color photographic light-sensitive material, photoelectrically reading the image information obtained to convert it into a digital image information, and taking out the digital image information to a printer, wherein the development processing is performed under the condition satisfying at least one of the following conditions (1) to (4):(1) the color developing agent concentration in the color developer is from 0.02 to 0.2 mol/l;(2) the bromide ion concentration in the color developer is from 0.015 to 0.1 mol/l;(3) the color development time is from 45 seconds to 2 minutes; and(4) the color development temperature is from 40 to 55° C.

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