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. 17, 2018
Filed:
Feb. 06, 2017
Fuji Xerox Co., Ltd., Tokyo, JP;
Tsuyoshi Murakami, Kanagawa, JP;
Atsushi Sugawara, Kanagawa, JP;
Kana Yoshida, Kanagawa, JP;
Masaki Iwase, Kanagawa, JP;
FUJI XEROX CO., LTD., Tokyo, JP;
Abstract
An electrostatic charge image developing toner includes toner particles including a binder resin and a white pigment, wherein a maximum frequent value in distribution of eccentricity B of the white pigment represented by the following Expression (1) is from 0.75 to 0.95, and a skewness in the distribution of the eccentricity B is from −1.20 to 0.00: Expression (1): eccentricity B=2d/D, wherein D represents an equivalent circle diameter (μm) of a toner particle in observation of the cross section of the toner particle, and d represents a distance (μm) from the centroid of the toner particle to the centroid of the white pigment in observation of the cross section of the toner particle.