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:
Jan. 06, 1981

Filed:

Mar. 05, 1979
Applicant:
Inventors:

Takeshi Ueda, Fuji, JP;

Shozo Kinoshita, Fuji, JP;

Kiichiro Sasaguri, Tokyo, JP;

Hidehiko Kobayashi, Fuji, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430346 ; 430348 ; 430502 ; 430523 ; 430961 ; 430322 ; 430275 ; 430271 ; 430496 ; 427 531 ; 427 561 ; 428457 ; 428913 ; 2503161 ; 2503171 ; 430269 ;
Abstract

A novel dispersion imaging material comprising a substrate, a sublayer thereon comprising at least 70% by weight of a member selected from palladium, gold, germanium and combinations thereof and having a thickness of 5 A to 200 A, and a main imaging layer on said sublayer comprising at least 50% by weight of tin, and optionally as the outermost layer a protective layer comprising an organic polymer. The sublayer modifies the layer structure of the tin-based main imaging layer. The imaging material has a high safety in respect of toxicity as well as an excellent gradation and a high sensitivity. The imaging material can form thereon an image by a dry process even in a light room without the conventional development and fixation steps.


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