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1. 发明申请

US20200272067A1 TONER, DEVELOPER, TONER STORED UNIT, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PRINTED MATTER PRODUCING METHOD 审中-公开
公开(公告)号：US20200272067A1
公开(公告)日：2020-08-27
申请号：US16778268
申请日：2020-01-31
申请人： Kohtaroh OGINO , Masayuki ISHII , Masayuki KAKIMOTO , Shohichi SUGIMOTO
发明人： Kohtaroh OGINO , Masayuki ISHII , Masayuki KAKIMOTO , Shohichi SUGIMOTO
IPC分类号： G03G9/097 , G03G15/08 , G03G9/08 , G03G9/087 , G03G9/09
摘要： A toner is provided which includes: a toner base particle including a binder resin; and an external additive including inorganic particles. A particle size distribution of primary particles of the inorganic particles has a plurality of peaks in the range of from 5 nm through 50 nm. The particle size distribution of the primary particles satisfies all of expressions (1) to (3) below: n1d>n2d (1); 10

2. 发明公开

US20230251588A1 TONER 审中-公开
公开(公告)号：US20230251588A1
公开(公告)日：2023-08-10
申请号：US18101119
申请日：2023-01-25
申请人： Ayaka MORI , Yoshitaka YAMAUCHI , Kohtaroh OGINO , Masayuki ISHII
发明人： Ayaka MORI , Yoshitaka YAMAUCHI , Kohtaroh OGINO , Masayuki ISHII
IPC分类号： G03G9/087 , G03G9/097
CPC分类号： G03G9/08755 , G03G9/08706 , G03G9/09733
摘要： A toner includes: a crystalline polyester resin; and a partially hydrogenated petroleum resin. A hydrogenation rate of the partially hydrogenated petroleum resin is from 30% through 70%. An amount of the partially hydrogenated petroleum resin relative to the toner is from 1% by mass through 15% by mass.

3. 发明公开

US20230205107A1 TONER, DEVELOPER, TONER HOUSING UNIT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD 审中-公开
公开(公告)号：US20230205107A1
公开(公告)日：2023-06-29
申请号：US18086687
申请日：2022-12-22
申请人： Kohtaroh OGINO , Yoshitaka YAMAUCHI , Masayuki ISHII , Ayaka MORI , Kazumi SUZUKI
发明人： Kohtaroh OGINO , Yoshitaka YAMAUCHI , Masayuki ISHII , Ayaka MORI , Kazumi SUZUKI
IPC分类号： G03G9/097 , G03G9/08 , G03G15/08
CPC分类号： G03G9/09733 , G03G9/0821 , G03G15/0865
摘要： A toner includes a release agent. The release agent includes a hydrocarbon compound having 2 or more and 16 or less carbon atoms. A content of the hydrocarbon compound having 2 or more and 16 or less carbon atoms, in the release agent, is 1000 ppm or more in terms of toluene, as determined by gas chromatography mass spectrometry. The hydrocarbon compound having 2 or more and 16 or less carbon atoms includes a hydrocarbon compound having a retention time of 7 minutes or more and less than 8 minutes determined by the gas chromatography mass spectrometry.

4. 发明公开

US20230205105A1 TONER, IMAGE FORMING APPARATUS, IMAGE FORMATION METHOD, AND PRINTED MATTER MANUFACTURING METHOD 审中-公开
公开(公告)号：US20230205105A1
公开(公告)日：2023-06-29
申请号：US18081701
申请日：2022-12-15
申请人： Yoshitaka YAMAUCHI , Kohtaroh OGINO , Masayuki ISHII , Ayaka MORI
发明人： Yoshitaka YAMAUCHI , Kohtaroh OGINO , Masayuki ISHII , Ayaka MORI
IPC分类号： G03G9/087 , G03G15/08
CPC分类号： G03G9/08755 , G03G9/08782 , G03G9/08795 , G03G9/08797 , G03G15/0896
摘要： A toner including a non-crystalline polyester resin, a crystalline polyester resin, a hydrocarbon wax, and an aromatic petroleum resin is provided. A mass ratio of the aromatic petroleum resin to the hydrocarbon wax is 1.0 or more. The non-crystalline polyester resin contains diol components, and the diol components include an alkylene oxide adduct of bisphenol A and ethylene glycol.

5. 发明申请

US20140134527A1 EXTERNAL ADDITIVE FOR TONER, TONER COVERED WITH EXTERNAL ADDITIVE, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS 有权
标题翻译：用于调色剂的外部添加剂，包含外部添加剂的调色剂，发展剂，调色剂容器和图像形成装置
公开(公告)号：US20140134527A1
公开(公告)日：2014-05-15
申请号：US14059603
申请日：2013-10-22
申请人： Masayuki ISHII
发明人： Masayuki ISHII
IPC分类号： G03G9/00 , G03G15/08
CPC分类号： G03G9/08755 , G03G9/09733
摘要： An external additive for toner that contains a resin particle and two or more kinds of particulates having different compositions present on the resin particle.
摘要翻译：在树脂颗粒上含有树脂颗粒和两种或更多种具有不同组成的颗粒的调色剂外用添加剂。

6. 发明申请

US20070218387A1 TONER AS WELL AS DEVELOPER AND IMAGE FORMING METHOD USING THE SAME 有权
标题翻译：作为开发者和使用它的图像形成方法的调色剂
公开(公告)号：US20070218387A1
公开(公告)日：2007-09-20
申请号：US11687328
申请日：2007-03-16
申请人： Masayuki ISHII , Tsuneyasu Nagatomo
发明人： Masayuki ISHII , Tsuneyasu Nagatomo
IPC分类号： G03G9/08
CPC分类号： G03G9/09725 , G03G9/09708 , G03G9/09716 , G03G9/09733
摘要： A toner which combines excellent cleaning ability, image quality and durability, as well as a developer and an image forming method using the toner are provided. A toner comprising a toner base particle which comprises at least a binding resin and a colorant, and an external additive, wherein an external additive is a non-spherical amorphous silica particle and a major axis of the silica particle is 40 nm to 180 nm. An aspect wherein the non-spherical amorphous silica particle has a true specific gravity of 1.8 to 2.3 and the silica particle is hydrophobilized and a hydrophobilization degree is 40 or more, and an aspect wherein the non-spherical amorphous silica particle is produced by a dry system and a mass reduction rate is 5% by mass or less when the silica particle is heated from 30° C. up to 250° C. are preferable.
摘要翻译：提供了具有优异的清洁能力，图像质量和耐久性的调色剂以及使用调色剂的显影剂和图像形成方法。包含至少包含粘合树脂和着色剂的调色剂基础颗粒和外部添加剂的调色剂，其中外部添加剂是非球形无定形二氧化硅颗粒，并且二氧化硅颗粒的长轴为40nm至180nm。其中，非球形无定形二氧化硅粒子的真比重为1.8〜2.3，二氧化硅粒子疏水化，疏水化度为40以上，其中非球状无定形二氧化硅粒子通过干燥系统，并且当将二氧化硅颗粒从30℃加热至250℃时，质量减少率为5质量％以下。

7. 发明公开

US20240231252A1 TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD 审中-公开
公开(公告)号：US20240231252A1
公开(公告)日：2024-07-11
申请号：US18402756
申请日：2024-01-03
申请人： Akihiro KANEKO , Masayuki ISHII , Kaede MASUKO
发明人： Akihiro KANEKO , Masayuki ISHII , Kaede MASUKO
IPC分类号： G03G9/097 , G03G9/08 , G03G9/087 , G03G15/08 , G03G15/16 , G03G15/20
CPC分类号： G03G9/09775 , G03G9/0827 , G03G9/08711 , G03G9/09733 , G03G15/08 , G03G15/16 , G03G15/2064
摘要： A toner is provided that contains a mother toner particle containing a binder resin, a release agent, and a charge control agent and an external additive containing a hydrophobized polymethylsilsesquioxane particle, wherein the toner has a glass transition temperature of from 48 to 60 degrees C., and the temperature of 1.0 g of the toner is from 54 to 65 degrees C. when the 1.0 g of the toner is pushed in 0.1 mm by the piston of a flow tester in heating the 1.0 g of the toner from 40 degrees C. at a temperature rising speed of 3 degrees C. per minute under a load of 22.5 kgf.

8. 发明申请

US20200174390A1 TONER, PRODUCTION METHOD OF TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE 审中-公开
公开(公告)号：US20200174390A1
公开(公告)日：2020-06-04
申请号：US16492818
申请日：2018-02-15
申请人： Naoko KITADA , Satoshi OGAWA , Yoshitaka SEKIGUCHI , Masayuki ISHII , Shohta KOBAYASHI
发明人： Naoko KITADA , Satoshi OGAWA , Yoshitaka SEKIGUCHI , Masayuki ISHII , Shohta KOBAYASHI
IPC分类号： G03G9/097 , G03G9/087 , G03G9/08 , G03G15/08 , G03G21/18
摘要： Provided is a toner including a binder resin, and a charge-controlling agent, wherein a volume average particle diameter X of the toner after a stress treatment satisfies Formula (1), and an amount Y of fine toner particles having particle diameters of 3 micrometers or smaller and circularity of 0.70 or less satisfies Formula (2).

9. 发明申请

US20200019076A1 TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE 审中-公开
公开(公告)号：US20200019076A1
公开(公告)日：2020-01-16
申请号：US16492986
申请日：2018-02-21
申请人： Shohta KOBAYASHI , Satoshi OGAWA , Yoshitaka SEKIGUCHI , Masayuki ISHII , Naoko KITADA
发明人： Shohta KOBAYASHI , Satoshi OGAWA , Yoshitaka SEKIGUCHI , Masayuki ISHII , Naoko KITADA
IPC分类号： G03G9/08 , G03G9/087 , G03G9/097 , G03G21/18
摘要： Provided is a toner including a binder resin, a release agent, and a charge-controlling agent, wherein the toner includes toner particles having particle diameters of 3 micrometers or smaller, among the toner particles having particle diameters of 3 micrometers or smaller, a proportion of the toner particles having an average circularity of 0.70 or greater but 0.85 or less in all of the toner particles is 10% by number or greater but less than 20% by number and a proportion of the toner particles having an average circularity of less than 0.70 in all of the toner particles is 10% by number or less.

10. 发明申请

US20140113226A1 TONER, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS 有权
标题翻译：墨粉，发展代理，墨粉盒和图像形成装置
公开(公告)号：US20140113226A1
公开(公告)日：2014-04-24
申请号：US14047255
申请日：2013-10-07
申请人： Masayuki ISHII , Toyoshi Sawada
发明人： Masayuki ISHII , Toyoshi Sawada
IPC分类号： G03G9/00 , G03G15/08
CPC分类号： G03G9/09321 , G03G9/09342 , G03G9/09371
摘要： Toner contains a mother toner particle containing a binder resin and a coloring agent and an external additive to cover the mother toner particle, wherein the external additive contains a resin particle, wherein the resin particle has an outer shell layer formed of silica or modified silica, wherein the resin particle has a non-spherical form with a shape factor (SF) of 1.20 or greater as calculated by the following relationship 1, Shape factor(SF)=[(Absolute maximum length of particle)2/Projected area of particle)]×(π/4) Relation 1
摘要翻译：调色剂含有含有粘合剂树脂和着色剂的母体调色剂颗粒和外部添加剂以覆盖母体调色剂颗粒，其中外部添加剂含有树脂颗粒，其中树脂颗粒具有由二氧化硅或改性二氧化硅形成的外壳层，其特征在于，树脂粒子的形状因子（SF）为1.20以上，通过以下关系式1，形状因子（SF）= [（粒子的绝对最大长度）2 /粒子的投影面积）计算出的非球形， ]×（＆pgr; / 4）关系1

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