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.

Date of Patent:
Dec. 12, 2017

Filed:

Jul. 20, 2016
Applicant:

Fuji Xerox Co., Ltd., Tokyo, JP;

Inventors:

Atsushi Sugawara, Kanagawa, JP;

Sakiko Hirai, Kanagawa, JP;

Masaru Takahashi, Kanagawa, JP;

Satomi Hara, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/09 (2006.01); G03G 15/08 (2006.01); G03G 9/093 (2006.01); G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0902 (2013.01); G03G 9/0821 (2013.01); G03G 9/08782 (2013.01); G03G 9/0926 (2013.01); G03G 9/09307 (2013.01); G03G 15/0865 (2013.01);
Abstract

A brilliant toner includes release agent domains meeting conditions (1) a length of the release agent domain in a longitudinal axis direction is 300 nm to 1,500 nm, (2) a ratio between the length in the longitudinal axis direction and in a short axis direction of the release agent domain is 3.0 to 15.0, (3) an angle between (a) a tangent line passing through a contact point of (a1) a circumference of a circle that is centered at a centroid of the release agent domain and is inscribed in an outer edge of the toner particle and (a2) the outer edge and (b) a line passing through the centroid and extending in the longitudinal axis direction is 0° to 45°, and (4) a ratio of a distance between the centroid and the contact point to an equivalent circle diameter of the toner particle is 0.03 to 0.25.


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