Fuji Xerox Co., Ltd.

Yuki Takamiya

Eisuke Iwazaki

Satoshi Inoue

Noriyuki Mizutani

Satoshi Yoshida

Daisuke Ishizuka

Yuka Kawamoto

Shuji Sato

Tsuyoshi Murakami

An electrostatic charge image developing toner includes a binder resin containing a polyester resin, a release agent, a colorant, and an aromatic aldehyde compound, the content of which exceeds 100 ppm and is equal to or smaller than 1200 ppm.

Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge

An electrostatic charge image developing toner includes toner particles including a binder resin that contains a copolymer formed by copolymerizing at least an aromatic vinyl monomer and an aliphatic unsaturated alkyl carboxylate ester, wherein a weight ratio of component M1 of the aromatic vinyl monomer and component M2 of the aliphatic unsaturated alkyl carboxylate ester in the copolymer satisfies the following expression (1), and a weight ratio of volatile component m1 of the aromatic vinyl monomer and volatile component m2 of the aliphatic unsaturated alkyl carboxylate ester, as measured by a headspace method, satisfies the following expression (2):0.10&#x2266;2/(1+2)&#x2266;0.30&#x2003;&#x2003;Expression (1)0.70&#x2266;2/(1+2)&#x2266;0.98&#x2003;&#x2003;Expression (2)wherein MW1 represents the weight of M1, MW2 represents the weight of M2, mw1 represents the weight of m1, and mw2 represents the weight of m2.

An electrostatic charge image developing toner includes a binder resin, toner particles containing an acylglycerol, and an external additive, wherein at least one of hydroxyl groups in the acylglycerol is esterified with an alkyl monocarboxylic acid that contains a substituted or unsubstituted alkyl group having from 12 to 22 carbon atoms, and a content of a portion esterified with the alkyl monocarboxylic acid that contains the alkyl group having the same carbon number is 95 % by weight or greater with respect to the total weight of the acylglycerol.

A transparent electrostatic charge image developing toner contains a binder resin, europium, and bismuth.

Transparent electrostatic charge image developing toner and method of manufacturing the same, electrostatic charge image developer, toner cartridge, image forming method, and image forming apparatus

An electrostatic latent image developing toner contains a binder resin, a colorant, europium, and bismuth.

Electrostatic latent image developing toner, electrostatic latent image developing toner manufacturing method, toner cartridge, image forming method, and image forming apparatus

A magenta toner including toner particles containing a colorant and a binder resin is provided. The colorant contains C.I. Pigment Red 122 and C.I. Pigment Yellow 180 and a mass ratio of the C.I. Pigment Red 122 and the C.I. Pigment Yellow 180 is in the range of 99:1 to 10000:1. The binder resin contains a polyester resin and a polyester resin having a repeating unit obtained from a Bisphenol A alkylene oxide adduct expressed by the following chemical formula is used as the polyester resin: wherein m and n independently represent an integer of 2 to 4, and x and y independently represent a positive number.

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Kanagawa, Japan

Yuki Takamiya