HIGH CONTRAST SILVER IMAGE FORMATION METHOD

Title:

HIGH CONTRAST SILVER IMAGE FORMATION METHOD

Document Type and Number:

Japanese Patent JPS5395629

Kind Code:

A

Abstract:

PURPOSE: To raise image contrast to be formed, by treating a silver halide photosensitive material containing a tetrazolium compound after imagewise exposure, with a developing or processing solution containing a specified nitrogen-containing heterocyclic compound.

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Inventors:

IITAKA TATSUSHI
MATSUO SHIYUNJI
HASE TOSHIO
TAKAHASHI KAZUO
HANIYUU TAKESHI

Application Number:

JP991877A

Publication Date:

August 22, 1978

Filing Date:

February 01, 1977

Export Citation:

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Assignee:

KONISHIROKU PHOTO IND

International Classes:

G03C1/06; G03C5/305; G03C5/29; (IPC1-7): G03C1/06; G03C5/26

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