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. 05, 2010

Filed:

Jan. 17, 2006
Applicants:

Kenji Hayashi, Hachioji, JP;

Mikio Koyama, Kunitachi, JP;

Hiroyuki Yasukawa, Hino, JP;

Inventors:

Kenji Hayashi, Hachioji, JP;

Mikio Koyama, Kunitachi, JP;

Hiroyuki Yasukawa, Hino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for producing an electrophotographic toner comprising the step of polymerizing two or more polymerizable monomers under existence of a non-polar liquid hydrocarbon, wherein at least one of the polymerizable monomers comprises a polar group; a kinematic viscosity of the liquid hydrocarbon at 40° C. is in the range of 7-300 mm/s.


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