Toner and image forming apparatus
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United States of America Patent
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Oct 22, 2019
Grant Date -
Apr 11, 2019
app pub date -
Sep 26, 2018
filing date -
Oct 5, 2017
priority date (Note) -
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Abstract
A toner includes a plurality of toner particles each including a toner mother particle and an external additive adhering to a surface of the toner mother particle. The external additive includes hydrotalcite particles. The hydrotalcite particles have a number average primary particle diameter of at least 80 nm and no greater than 1,000 nm. The hydrotalcite particles have a volume resistivity of no greater than 1.0×105 Ω·cm. An amount of the hydrotalcite particles is at least 0.5 parts by mass and no greater than 3.0 parts by mass relative to 100 parts by mass of the toner mother particles.
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