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:
Apr. 18, 2017
Filed:
Apr. 24, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Ayano Mashida, Kawasaki, JP;
Yasuaki Murai, Kawasaki, JP;
Waka Hasegawa, Tokyo, JP;
Masanori Seki, Yokohama, JP;
Takayuki Toyoda, Yokohama, JP;
Masashi Kawamura, Yokohama, JP;
Chiaki Nishiura, Kawasaki, JP;
Yuki Tsujii, Tokyo, JP;
Taiki Watanabe, Akishima, JP;
Masashi Hirose, Machida, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a compound capable of improving the dispersibility of yellow, magenta, cyan, and black pigments in a water-insoluble solvent and a pigment-dispersing agent. The present invention also provides a pigment composition, a pigment dispersion, and a toner, which have satisfactory tinting strength. The present invention relates to a compound having a structure in which an azo skeleton structure is bound to a polymer portion via a linking group in the azo skeleton structure.