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:
Nov. 28, 2023

Filed:

Jan. 14, 2021
Applicant:

Fujifilm Business Innovation Corp., Tokyo, JP;

Inventors:

Daisuke Noguchi, Kanagawa, JP;

Atsushi Sugawara, Kanagawa, JP;

Yoshimasa Fujihara, Kanagawa, JP;

Shintaro Anno, Kanagawa, JP;

Satoshi Miura, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 9/08 (2006.01); G03G 9/097 (2006.01); C08G 63/52 (2006.01); C08G 63/06 (2006.01); C08F 212/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); C08F 212/08 (2013.01); C08G 63/06 (2013.01); C08G 63/52 (2013.01); G03G 9/0819 (2013.01); G03G 9/0821 (2013.01); G03G 9/0825 (2013.01); G03G 9/08711 (2013.01); G03G 9/09733 (2013.01); G03G 2215/0614 (2013.01);
Abstract

An electrostatic image developing toner includes an amorphous polyester resin and a crystalline polyester resin, wherein a Net intensity Nof a Na element and a Net intensity Nof a Cl element, the Net intensities Nand Nbeing determined by X-ray fluorescence analysis, satisfy 2.5≤N/N≤260.0.


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