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:
Mar. 15, 2011
Filed:
Feb. 12, 2007
Masaru Takahashi, Kanagawa, JP;
Hirokazu Hamano, Kanagawa, JP;
Atsushi Sugawara, Kanagawa, JP;
Masaki Nakamura, Kanagawa, JP;
Yasuhiro Oya, Kanagawa, JP;
Masaru Takahashi, Kanagawa, JP;
Hirokazu Hamano, Kanagawa, JP;
Atsushi Sugawara, Kanagawa, JP;
Masaki Nakamura, Kanagawa, JP;
Yasuhiro Oya, Kanagawa, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
The invention provides: an electrostatic latent image developing toner comprising a non-crystalline resin, a crystalline resin having a melting point of 50 to 100° C., and a colorant, and satisfying the relationship represented by the following formula (1), wherein A represents the content of the crystalline resin (% by mass) in the entire toner, and B represents the content of the crystalline resin (% by mass) in a classified toner which has been prepared by classifying the toner such that the volume average particle diameter thereof is in the range of (⅕)×DT to (⅔)×DT, wherein DT represents the volume average particle diameter of the entire toner, and a method for producing the same, as well as an electrostatic latent image developing developer, a toner cartridge, a process cartridge, and an image forming apparatus using the same.50≦()×100≦90  Formula (1)