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:
Oct. 04, 2016

Filed:

Dec. 30, 2013
Applicant:

Samsung Electronics Co., Ltd, Suwon-si, Gyeonggi-do, KR;

Inventors:

Se-young Yoon, Hwaseong-si, KR;

Sung-jin Park, Suwon-si, KR;

Hong-chul Shin, Suwon-si, KR;

Seung-sik Woo, Hwaseong-si, KR;

In-su Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 9/08 (2006.01); G03G 9/097 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); G03G 9/081 (2013.01); G03G 9/0821 (2013.01); G03G 9/08782 (2013.01); G03G 9/08795 (2013.01); G03G 9/09708 (2013.01); G03G 9/09725 (2013.01);
Abstract

A toner to develop electrostatic latent images which uses an appropriate combination of a high molecular weight binder resin and a low molecular weight binder resin, an appropriate amount of a releasing agent, and a combination of silica particles and iron oxide particles as external additives, and thus has the following effects: the toner may reduce a generation amount of ultra-fine particles (UFPs) and have enhanced fluidity, charging uniformity, charging stability, transfer efficiency, fixability, durability and a cleaning ability.


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