Toner and method for producing toner

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United States of America

PATENT NO 11934146
SERIAL NO

17398875

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Abstract

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A toner comprises a toner particle containing a resin component and a wax; and an inorganic fine particle on a surface of the toner particle, wherein in the cross section of the toner particle, domains including the wax are present in a region ranging from a surface of the toner particle to a depth of 600 nm from the surface, wherein when a percentage ratio of sum of areas of all the domains in the region with respect to an area of the region is R2, and when a percentage ratio of sum of areas of the domains having a major diameter of 10 to 120 nm in the region with respect to the area of the region is R1, R1 and R2 satisfy the following formulae (1) and (2):

description='In-line Formulae' end='lead'2.0≤R1(%)≤15.0  formula(1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'R1(%)/R2(%)≥0.60  formula (2).description='In-line Formulae' end='tail'

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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
Furui, Takaaki Tokyo, JP 17 146
Hashimoto, Yasuhiro Shizuoka, JP 146 1992
Ohmori, Atsuhiko Kanagawa, JP 34 670

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