TONER

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20240264543A1
SERIAL NO

18418622

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An object of the present invention is to provide a toner that is satisfactory in a charge rising property of the toner and contamination resistance of a charging roller, and can output an image having high density uniformity of a solid image and also having high uniformity of a halftone image, even when having been subjected to the long-term durable use in a low-temperature and low-humidity environment. A toner comprises: a toner particle comprising a binder resin; and a strontium titanate particle, wherein in TOF-SIMS measurement of the toner particle, a fragment peak derived from a boron atom and a fragment peak derived from a boron-oxygen structure are detected, and a fatty acid exists on a surface of the strontium titanate particle.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA30-2 SHIMOMARUKO 3-CHOME OHTA-KU TOKYO 1468501 ?1468501

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
FUKUDOME, KOSUKE Tokyo, JP 53 811
HIRAMATSU, TOHRU Shizuoka, JP 34 213
KAGAWA, HIROKI Shizuoka, JP 37 127
OHMORI, ATSUHIKO Kanagawa, JP 34 670
SANO, TOMOHISA Shizuoka, JP 81 1310
SATO, KAZUYUKI Kanagawa, JP 96 680

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