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:
Feb. 01, 1994
Filed:
May. 27, 1992
Makoto Kawaguchi, Shizuoka, JP;
Yoshihiko Hotta, Mishima, JP;
Yukio Konagaya, Shimizu, JP;
Kunichika Morohoshi, Numazu, JP;
Toru Nogiwa, Numazu, JP;
Akira Suzuki, Mishima, JP;
Fumihito Masubuchi, Numazu, JP;
Atsushi Kutami, Numazu, JP;
Tetsuya Amano, Numazu, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A reversible thermosensitive recording material is composed of a support and a reversible thermosensitive recording layer formed thereon. The reversible thermosensitive recording layer is composed of a matrix resin, such as polyvinyl chloride or vinyl chloride copolymer, and an organic low-molecular-weight material dispersed in the form of finely-divided particles in the matrix resin, with the weight percentage Y of the vinyl chloride repeat in the matrix resin and the average polymerization degree X of the matrix resin satisfying the relationship: