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:
Aug. 21, 2012
Filed:
Mar. 14, 2008
Ken Takagi, Tokyo, JP;
Jun Makihara, Tokyo, JP;
Akihito Ogino, Tokyo, JP;
Kenji Hirai, Tokyo, JP;
Makoto Hasegawa, Iwaki, JP;
Shin Suzuki, Iwaki, JP;
Takeshi Hirose, Iwaki, JP;
Ken Takagi, Tokyo, JP;
Jun Makihara, Tokyo, JP;
Akihito Ogino, Tokyo, JP;
Kenji Hirai, Tokyo, JP;
Makoto Hasegawa, Iwaki, JP;
Shin Suzuki, Iwaki, JP;
Takeshi Hirose, Iwaki, JP;
Nippon Paper Industries Co., Ltd., Tokyo, JP;
Abstract
The present invention presents a thermosensitive recording medium having excellent color development, image quality and preservation properties as well as excellent stamp receptivity, anti-scratching ability, printability and water blocking resistance. The present invention is a thermosensitive recording medium having a thermosensitive recording layer comprising at least a colorless or pale colored basic leuco dye and an electron accepting developing agent as a coating layer on a substrate, wherein at least an outermost layer among the thermosensitive recording layer and other optionally prepared coated layers contains rice starch particles.