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.
Patent No.:
Date of Patent:
Oct. 09, 1990
Filed:
Oct. 14, 1988
Shintaro Washizu, Fujinomiya, JP;
Jun Yamaguchi, Fujinomiya, JP;
Fumiaki Shinozaki, Fujinomiya, JP;
Akihiro Shimomura, Fujinomiya, JP;
Toshimasa Usami, Fujinomiya, JP;
Toshiaki Endo, Fujinomiya, JP;
Keiso Saeki, Fujinomiya, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
An image-forming material comprising: (a) microcapsules, in which at least one leuco dye capable of developing a color by oxidation and at least one photooxidizing agent (preferably a combination of a lophine dimer and an organic halogeno-compound) are enclosed together, and (b) at least one reducing agent not enclosed in the microcapsules (preferably present in the form of an emulsified dispersion), thereby achieving image formation in a completely dried condition, and ensuring excellent freshness keeping property, image reproducibility and fixability.