TONER, DEVELOPER, TONER STORAGE UNIT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
To provide a toner that can prevent the occurrence of scumming and has excellent filming resistance.SOLUTION: A toner according to the present invention includes two or more types of metal oxide particles. One type of the metal oxide particles is silica particles, and the other one type is composite...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | To provide a toner that can prevent the occurrence of scumming and has excellent filming resistance.SOLUTION: A toner according to the present invention includes two or more types of metal oxide particles. One type of the metal oxide particles is silica particles, and the other one type is composite particles including zirconia and alumina. The ratio of the content of zirconia to the sum of the content of zirconia and the content of alumina is 0.5-0.8.SELECTED DRAWING: None
【課題】地汚れの発生を抑えることができると共に、優れた耐フィルミング性を有するトナーを提供する。【解決手段】本発明に係るトナーは、２種類以上の金属酸化物粒子を含み、前記金属酸化物粒子の１種がシリカ粒子であり、他の１種がジルコニア及びアルミナを含む複合粒子であり、前記ジルコニアの含有量の、前記ジルコニア及び前記アルミナの含有量の和に対する割合が、０．５～０．８である。【選択図】なし |
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