Toner, developer, and image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10670980
APP PUB NO 20180321606A1
SERIAL NO

16031490

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Abstract

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Provided is a toner including a crystalline polyester resin including a constitutional unit derived from saturated aliphatic dicarboxylic acid and a constitutional unit derived from saturated aliphatic diol, an amorphous hybrid resin, an amorphous polyester resin, a release agent, and a colorant, wherein the crystalline polyester resin includes a constitutional unit derived from sebacic acid as the constitutional unit derived from the saturated aliphatic dicarboxylic acid, and the amorphous hybrid resin is a composite resin including a polyester-based resin unit and a styrene-based resin unit.

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO 143-8555

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasegawa, Shin Tokyo, JP 196 1911
Karato, Suzuka Shizuoka, JP 9 23
Nagata, Kohsuke Shizuoka, JP 17 100
Nakayama, Shinya Shizuoka, JP 115 1814
Ohnuma, Koh Shizuoka, JP 5 20
Santo, Hideyuki Kanagawa, JP 35 438
Sugimoto, Tsuyoshi Kanagawa, JP 86 1315

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