The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 20, 1991

Filed:

Dec. 31, 1990
Applicant:
Inventor:

Keiji Takeda, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430138 ; 430202 ; 430203 ; 430617 ; 430619 ; 430955 ;
Abstract

A process for preparation of a light-sensitive material is disclosed. The light-sensitive material comprises a support and a light-sensitive layer which contains light-sensitive silver halide, a reducing agent, a base precursor and an ethylenic unsasturated polymerizable compound. The process comprises emulsifying an aqueous dispersion of a base precursor in an oily medium containing the polymerizable compound in the range of 0.1 to 100 weight %.


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