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:
Jul. 14, 2020
Filed:
Jun. 01, 2018
Applicant:
Fuji Xerox Co., Ltd., Tokyo, JP;
Inventors:
Kana Yoshida, Minamiashigara, JP;
Shinya Sakamoto, Minamiashigara, JP;
Assignee:
FUJI XEROX CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/09 (2006.01);
U.S. Cl.
CPC ...
G03G 9/087 (2013.01); G03G 9/0819 (2013.01); G03G 9/0821 (2013.01); G03G 9/08755 (2013.01); G03G 9/08797 (2013.01); G03G 9/0902 (2013.01); G03G 9/0926 (2013.01);
Abstract
A white toner for electrostatic image development includes toner particles containing a binder resin, which contains at least a crystalline polyester resin and an amorphous polyester resin, and a white pigment. The loss tangent tan δ at 30° C. determined by dynamic viscoelasticity measurement is 0.2 or more and 1.0 or less.