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:
Sep. 28, 2021
Filed:
Feb. 05, 2020
Fuji Business Innovation Corp., Tokyo, JP;
Shinya Sakamoto, Kanagawa, JP;
Shinya Nakashima, Kanagawa, JP;
Masaki Iwase, Kanagawa, JP;
Tomohiro Shinya, Kanagawa, JP;
Ryutaro Kembo, Kanagawa, JP;
Tomohito Nakajima, Kanagawa, JP;
Naomi Miyamoto, Kanagawa, JP;
FUJIFILM Business Innovation Corp., Tokyo, JP;
Abstract
A toner for developing an electrostatic charge image includes a binder resin. In dynamic viscoelasticity measurement, a storage modulus G'of the toner at 50° C. is 2×10Pa or more and 3×10Pa or less, a storage modulus G′of the toner at 100° C. is 1×10Pa or more and 1×10Pa or less, and tan δof the toner in an entire temperature range of 50° C. or more and 100° C. or less is 0.05 or more and 1.5 or less.