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:
Aug. 28, 2018

Filed:

Aug. 01, 2016
Applicant:

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

Inventors:

Yuka Zenitani, Minamiashigara, JP;

Hiroyoshi Okuno, Minamiashigara, JP;

Satoshi Inoue, Minamiashigara, JP;

Yoshifumi Iida, Minamiashigara, JP;

Tomohito Nakajima, Minamiashigara, JP;

Yoshifumi Eri, Minamiashigara, JP;

Takeshi Iwanaga, Minamiashigara, JP;

Sakae Takeuchi, Minamiashigara, JP;

Shunsuke Nozaki, Tokyo, JP;

Yasuo Kadokura, Minamiashigara, JP;

Yasuhisa Morooka, Minamiashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 15/08 (2006.01); G03G 9/087 (2006.01); G03G 9/113 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0819 (2013.01); G03G 9/08755 (2013.01); G03G 9/1132 (2013.01); G03G 9/1139 (2013.01); G03G 15/08 (2013.01); G03G 15/0865 (2013.01); G03G 2215/0132 (2013.01);
Abstract

An electrostatic image developing toner contains: toner particles, first silica particles having an average equivalent circle diameter of 10 nm to 120 nm and second silica particles having a compressive agglomeration degree of 60% to 95%, a particle compression ratio of 0.20 to 0.40 and an average equivalent circle diameter being greater than the average equivalent circle diameter of the first silica particles.


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