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公开(公告)号：US10564571B2
公开(公告)日：2020-02-18
申请号：US16133825
申请日：2018-09-18
Applicant: Kazumi Suzuki , Toyoshi Sawada , Yu Naito , Natsuko Matsushita
Inventor： Kazumi Suzuki , Toyoshi Sawada , Yu Naito , Natsuko Matsushita
Abstract: A toner set for use in an image forming apparatus is provided. The toner set includes a fluorescent toner and a color toner. The fluorescent toner comprises a binder resin and a fluorescent agent. The color toner comprises a binder resin and a colorant. A 60-degree gloss value (Gf) of a solid image of the fluorescent toner is in a range of from 10 to 25, and a difference (Gn−Gf) between a 60-degree gloss value (Gn) of a solid image of the color toner and the 60-degree gloss value (Gf) of the solid image of the fluorescent toner is in a range of from 10 to 28.
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公开(公告)号：US11061344B2
公开(公告)日：2021-07-13
申请号：US16604058
申请日：2018-04-06
Applicant: Toyoshi Sawada , Kazumi Suzuki , Natsuko Matsushita , Yu Naito
Inventor： Toyoshi Sawada , Kazumi Suzuki , Natsuko Matsushita , Yu Naito
Abstract: Provided is a toner including a binder resin and a colorant, wherein the colorant includes Solvent Red 49, and an acid value of the toner is 9.0 mgKOH/g or greater but 30.0 mgKOH/g or less.
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公开(公告)号：US20190086834A1
公开(公告)日：2019-03-21
申请号：US16133825
申请日：2018-09-18
Applicant: Kazumi SUZUKI , Toyoshi Sawada , Yu Naito , Natsuko Matsushita
Inventor： Kazumi SUZUKI , Toyoshi Sawada , Yu Naito , Natsuko Matsushita
CPC classification number: G03G15/0865 , G03G9/0821 , G03G9/087 , G03G9/0904 , G03G9/0906 , G03G9/091 , G03G9/0926 , G03G15/16 , G03G15/2064
Abstract: A toner set for use in an image forming apparatus is provided. The toner set includes a fluorescent toner and a color toner. The fluorescent toner comprises a binder resin and a fluorescent agent. The color toner comprises a binder resin and a colorant. A 60-degree gloss value (Gf) of a solid image of the fluorescent toner is in a range of from 10 to 25, and a difference (Gn−Gf) between a 60-degree gloss value (Gn) of a solid image of the color toner and the 60-degree gloss value (Gf) of the solid image of the fluorescent toner is in a range of from 10 to 28.
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公开(公告)号：US10451987B2
公开(公告)日：2019-10-22
申请号：US16210003
申请日：2018-12-05
Applicant: Toyoshi Sawada , Kazumi Suzuki , Yu Naito
Inventor： Toyoshi Sawada , Kazumi Suzuki , Yu Naito
Abstract: A toner includes a europium complex represented by the following Chemical formula where A represents 2-naphthyl group, 2-naphthyl group having a substitution group selected from the group consisting of an alkyl group, an alkoxy group, and a halogen, R represents a fluoroalkyl group having one to three carbon atoms or a methyl group, and R1, R2, R3, and R4 each, independently represent hydrogen atoms, alkyl groups, or aryl groups, wherein the toner has a hydroxyl value of from 20 to 40 mgKOH/g.
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公开(公告)号：US10203620B2
公开(公告)日：2019-02-12
申请号：US14333800
申请日：2014-07-17
Applicant: Yu Naito , Kazumi Suzuki , Yoshitaka Yamauchi , Masashi Nagayama , Hisashi Nakajima , Saori Yamada
Inventor： Yu Naito , Kazumi Suzuki , Yoshitaka Yamauchi , Masashi Nagayama , Hisashi Nakajima , Saori Yamada
Abstract: Toner contains a binder resin, a releasing agent, and a tri- or higher metal salt, wherein the toner has a weight average molecular weight (Mw) of from 7,000 to 10,000, a ratio of the weight average molecular weight (Mw) to a number average molecular weight (Mn) of 5 or less, and an acid value of from 6 mgKOH/g to 12 mgKOH/g, wherein the binder resin is a polyester resin, wherein the releasing agent is a monoester wax.
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Patent Agency Ranking
公开(公告)号：US10156802B2
公开(公告)日：2018-12-18
申请号：US15339059
申请日：2016-10-31
Applicant: Akihiro Kaneko , Kazumi Suzuki , Yoshitaka Yamauchi , Yu Naito
Inventor： Akihiro Kaneko , Kazumi Suzuki , Yoshitaka Yamauchi , Yu Naito
Abstract: A toner includes a binder resin; and a plate-shaped pigment having a silica coated layer on the surface, an average-particle diameter of from 10 μm to 25 μm, and an aspect ratio of from 20 to 125.
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公开(公告)号：US20150030819A1
公开(公告)日：2015-01-29
申请号：US14333800
申请日：2014-07-17
Applicant: Yu Naito , Kazumi Suzuki , Yoshitaka Yamauchi , Masashi Nagayama , Hisashi Nakajima , Saori Yamada
Inventor： Yu Naito , Kazumi Suzuki , Yoshitaka Yamauchi , Masashi Nagayama , Hisashi Nakajima , Saori Yamada
IPC: G03G9/087
CPC classification number: G03G9/08755 , G03G9/08782 , G03G9/08795 , G03G9/08797 , G03G9/09 , G03G9/09791 , G03G2221/183 , Y10T428/24802
Abstract: Toner contains a binder resin, a releasing agent, and a tri- or higher metal salt, wherein the toner has a weight average molecular weight (Mw) of from 7,000 to 10,000, a ratio of the weight average molecular weight (Mw) to a number average molecular weight (Mn) of 5 or less, and an acid value of from 6 mgKOH/g to 12 mgKOH/g, wherein the binder resin is a polyester resin, wherein the releasing agent is a monoester wax.
Abstract translation: 调色剂含有粘合剂树脂，脱模剂和三元或更多种金属盐，其中调色剂的重均分子量（Mw）为7000至10,000，重均分子量（Mw）与 数均分子量（Mn）为5以下，酸值为6mgKOH / g〜12mgKOH / g，其中，粘合剂树脂为聚酯树脂，其中脱模剂为单酯蜡。
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8.发明申请RED TONER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, DEVELOPER AND IMAGE FORMING APPARATUS 审中-公开用于开发静电图像的红色调色剂，开发者和图像形成装置公开(公告)号：US20150248074A1
公开(公告)日：2015-09-03
申请号：US14625143
申请日：2015-02-18
Applicant: Kazumi Suzuki , Hisashi Nakajima , Masashi Nagayama , Saori Yamada , Yoshitaka Yamauchi , Yu Naito
Inventor： Kazumi Suzuki , Hisashi Nakajima , Masashi Nagayama , Saori Yamada , Yoshitaka Yamauchi , Yu Naito
IPC: G03G9/00
CPC classification number: G03G9/0821 , G03G9/0904 , G03G9/0914 , G03G9/0918 , G03G9/092 , G03G9/0924 , G03G9/0926
Abstract: A red toner for developing an electrostatic latent image includes a colorant and a binder resin. An image produced by the red toner has a hue angle (H) of from 36 to 50° in L*a*b* color system, a lightness (L*) of from 47 to 55, and a chroma (c*) of from 94 to 108.
Abstract translation: 用于显影静电潜像的红色调色剂包括着色剂和粘合剂树脂。 由红色调色剂产生的图像在L * a * b *色系中具有36至50°的色调角（H），从47至55的亮度（L *）和色度（C *）为 从94到108。
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公开(公告)号：US10578988B2
公开(公告)日：2020-03-03
申请号：US15567631
申请日：2016-03-24
Applicant: Yoshitaka Yamauchi , Kazumi Suzuki , Hisashi Nakajima , Saori Yamada , Yu Naito , Akihiro Kaneko
Inventor： Yoshitaka Yamauchi , Kazumi Suzuki , Hisashi Nakajima , Saori Yamada , Yu Naito , Akihiro Kaneko
Abstract: A toner, where a diffraction peak of the toner as measured by X-ray diffraction spectroscopy is present at least in a region where 2θ is from 20° through 25°, and a difference between Tg1 and Tg2 is 10° C. or less, where Tg1 is a glass transition temperature of the toner, as observed in a last heating step, when heating and cooling are performed on the toner by means of a differential scanning calorimeter (DSC) under the heating and cooling conditions 1 defined in the specification, and Tg2 is a glass transition temperature of the toner, as observed in a last heating step, when heating and cooling are performed on the toner by means of the differential scanning calorimeter (DSC) under the heating and cooling conditions 2 defined in the specification.
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公开(公告)号：US10274856B2
公开(公告)日：2019-04-30
申请号：US15110192
申请日：2015-01-06
Applicant: Hisashi Nakajima , Kazumi Suzuki , Masashi Nagayama , Saori Yamada , Yoshitaka Yamauchi , Yu Naito , Yoshitaka Sekiguchi
Inventor： Hisashi Nakajima , Kazumi Suzuki , Masashi Nagayama , Saori Yamada , Yoshitaka Yamauchi , Yu Naito , Yoshitaka Sekiguchi
Abstract: A toner for electrophotography, which contains a binder resin, and a release agent, wherein a maximum value of loss tangent of the toner at 95° C. to 115° C. is 8 or greater, as a viscoelasticity of the toner is measured, where the loss tangent is represented by the following formula: Loss tangent (tan δ)=loss elastic modulus (G″)/storage elastic modulus (G′).
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