Sughrue, Mion, Zinn, Macpeak, and Seas
Method for forming an image
 A method for forming an image, which comprises heating a light-sensitive material in the presence of a compound capable of forming a 2-mercaptobenzazole ring by a ring closing reaction when heated. In accordance with the method of the present invention, development is stopped at an appropriate time of development whereby an image having a high maximum density and low fog is obtained. A heat-developable light-sensitive material containing the compound is also disclosed. 
Fuji Photo Film Co., Ltd.
Y G Y G Y
Y10S G03C Y10S G03C Y10S
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Masatoshi Masaaki Kozo Hiroshi Masashi
Kato Tsukase Sato Kitaguchi Takeuchi