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US 9,176,411 B2Granted
Electrostatic charge image developing toner, toner container, and image forming apparatus
AssigneeFuji Xerox Co., Ltd.
InventorsKoji Sasaki, Satoshi Inoue, Yutaka Saito, Yasuaki Hashimoto, Emi Takahashi
Life of this patent
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Abstract
An electrostatic charge image developing toner includes toner particles and silica particles, wherein the silica particles have an average equivalent circle diameter of from 70 nm to 400 nm, an average circularity of from 0.5 to 0.9, and a pore volume of from 0.05 cm3/g to 2.5 cm3/g.
Claims12
An electrostatic charge image developing toner comprising:
- toner particles;
- and
- silica particles,
- wherein the silica particles have an average equivalent circle size of from 70 nm to 250 nm, an average circularity of from 0.5 to 0.9, and a pore volume of from 1.0 cm3/g to 2.5 cm3/g, and
- wherein the silica particles are formed from a tetraalkoxysilane and a silanol group-reactive sealant.
2 more elements
Dependencies are inferred from the claim text.