TONER FOR ELECTROSTATIC CHARGE IMAGE DEVELOPMENT

To provide a toner for electrostatic charge image development that prevents tucking even with a toner component having improved low temperature fixability, and can prevent adhesion of wax to the inside of an image forming apparatus including a conveying member.SOLUTION: A toner for electrostatic cha...

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Bibliographic Details
Main Authors TAKIGAURA YUSUKE, UEDA NOBORU, MOTOHASHI AMI, ITO NATSUKI, KUBO YUYA, KAWAMURA TAKAO
Format Patent
LanguageEnglish
Japanese
Published 27.09.2021
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:To provide a toner for electrostatic charge image development that prevents tucking even with a toner component having improved low temperature fixability, and can prevent adhesion of wax to the inside of an image forming apparatus including a conveying member.SOLUTION: A toner for electrostatic charge image development of the present invention is a toner for electrostatic charge image development including toner base particles that contain at least a mold release agent and a binder resin. The toner contains at least hydrocarbon wax as the mold release agent and contains at least a vinyl resin and a crystalline resin as the binder resin. The content of the vinyl resin in the binder resin is 50 mass% or more, and the crystalline resin has a part having a crystal structure and a crystal nucleus agent part.SELECTED DRAWING: None 【課題】本発明の課題は、低温定着性を向上させたトナー成分の構成であっても、タッキングを抑制し、搬送部材を含む画像形成装置内へのワックス付着を抑制することができる静電荷像現像用トナーを提供することである。【解決手段】本発明の静電荷像現像用トナーは、少なくとも離型剤と結着樹脂とを含有するトナー母体粒子を含む静電荷像現像用トナーであって、前記離型剤として少なくとも炭化水素ワックスを含有し、前記結着樹脂として少なくともビニル系樹脂と結晶性樹脂を含有し、前記結着樹脂中における前記ビニル系樹脂の含有量が５０質量％以上であり、かつ、前記結晶性樹脂が結晶構造を有する部位と結晶核剤部位を有することを特徴とする。【選択図】なし
Bibliography:Application Number: JP20200047365