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US 10,379,454 B2Granted
Electrostatic latent image developing toner
AssigneeKYOCERA Document Solutions Inc.
InventorAkinori Koyama
Life of this patent
Estimating the term…
Abstract
An electrostatic latent image developing toner has positive chargeability and includes a plurality of toner particles. The toner particles each include primary domains made from a primary mixture. The primary mixture contains a wax and an antioxidant. The antioxidant is contained in an amount of at least 1.8 parts by mass and no greater than 15.8 parts by mass relative to 100 parts by mass of the primary mixture.
Claims10
An electrostatic latent image developing toner having positive chargeability, comprising a plurality of toner particles, wherein
- the toner particles each include primary domains made from a primary mixture,
- the primary mixture contains a wax and an antioxidant,
- the antioxidant is contained in an amount of at least 5.2 parts by mass and no greater than 15.8 parts by mass relative to 100 parts by mass of the primary mixture,
- the toner particles contain a binder resin, and
- an amount of the primary mixture is at least 1 part by mass and no greater than 5 parts by mass relative to 100 parts by mass of the binder resin.
2 more elements
Dependencies are inferred from the claim text.