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公开(公告)号：US08999618B2
公开(公告)日：2015-04-07
申请号：US13897658
申请日：2013-05-20
申请人： Ryuuta Yoshida , Satoshi Ogawa , Masaki Watanabe , Hyo Shu , Naohiro Watanabe
发明人： Ryuuta Yoshida , Satoshi Ogawa , Masaki Watanabe , Hyo Shu , Naohiro Watanabe
CPC分类号： G03G15/01 , G03G8/00 , G03G9/0819 , G03G9/0821 , G03G9/0827 , G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/09
摘要： A toner set, including: at least one chromatic toner containing a colorant; and a transparent toner containing no colorant, wherein the chromatic toner and the transparent toner each include a releasing agent and a binder resin, and wherein an amount of a tetrahydrofuran insoluble matter in the transparent toner is smaller than an amount of a tetrahydrofuran insoluble matter in the chromatic toner.
摘要翻译： 一种调色剂组，包括：含有着色剂的至少一种彩色调色剂; 和不含着色剂的透明调色剂，其中，所述彩色调色剂和透明调色剂各自包含脱模剂和粘合剂树脂，并且其中所述透明调色剂中的四氢呋喃不溶物的量小于四氢呋喃不溶物的量 彩色墨粉。
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公开(公告)号：US09201326B2
公开(公告)日：2015-12-01
申请号：US13729926
申请日：2012-12-28
申请人： Ryuuta Yoshida , Takahiro Honda , Junichi Awamura , Osamu Uchinokura , Masaki Watanabe , Daisuke Inoue , Tomoki Murayama , Mamoru Hozumi
发明人： Ryuuta Yoshida , Takahiro Honda , Junichi Awamura , Osamu Uchinokura , Masaki Watanabe , Daisuke Inoue , Tomoki Murayama , Mamoru Hozumi
CPC分类号： G03G9/08755 , G03G9/0802 , G03G9/08782 , G03G9/08797
摘要： A toner including: a binder resin containing a non-crystalline resin and a crystalline resin; a colorant; and, a releasing agent, wherein the releasing agent has a melting point of 55° C. to 80° C., and wherein the toner satisfies the following Expressions 1 and 2: (Expression 1): 20,000 Pa·s≦G1≦50,000 Pa·s; and (Expression 2): (G4/G2)/(G3/G1) 1.00, where G1 is a storage modulus, G2 is a loss modulus, G3 is a storage modulus and G4 is a loss modulus, and the storage modulus G1 and the loss modulus G2 are measured at 80° C. when the toner is heated from 70° C. to 150° C. and the storage modulus G3 and the loss modulus G4 are measured at 80° C. when the toner heated to 150° C. is cooled to 70° C.
摘要翻译： 一种调色剂，包括：含有非结晶性树脂和结晶性树脂的粘合剂树脂; 着色剂 和脱模剂，其中所述脱模剂的熔点为55℃至80℃，并且其中所述调色剂满足以下表达式1和2：（表达式1）：20,000Pa·s＆nlE; G1＆nlE; 50,000 Pa·s; 和（表达式2）：（G4 / G2）/（G3 / G1）1.00其中G1是储能模量，G2是损耗模量，G3是储能模量，G4是损耗模量，储能模量G1和 当调色剂从70℃加热至150℃时，在80℃下测量损耗模量G2，并且当调色剂加热至150°C时，在80℃下测量储能模量G3和损耗模量G4 C.冷却至70℃
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公开(公告)号：US10073366B2
公开(公告)日：2018-09-11
申请号：US15622755
申请日：2017-06-14
申请人： Kohsuke Nagata , Ryuuta Yoshida , Shinya Nakayama , Tsuyoshi Sugimoto , Akinori Saitoh , Hideyuki Santo , Suzuka Karato , Koh Ohnuma , Takahiro Kadota , Shinsuke Nagai , Akihiro Takeyama
发明人： Kohsuke Nagata , Ryuuta Yoshida , Shinya Nakayama , Tsuyoshi Sugimoto , Akinori Saitoh , Hideyuki Santo , Suzuka Karato , Koh Ohnuma , Takahiro Kadota , Shinsuke Nagai , Akihiro Takeyama
CPC分类号： G03G9/08708 , G03G9/0804 , G03G9/0815 , G03G9/0821 , G03G9/0825 , G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/0904 , G03G15/0865
摘要： A toner is provided. The toner includes an amorphous resin, a crystalline resin dispersed in the amorphous resin, and a release agent. The toner satisfies the following inequality: B/A
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公开(公告)号：US20130316280A1
公开(公告)日：2013-11-28
申请号：US13897658
申请日：2013-05-20
申请人： Ryuuta YOSHIDA , Satoshi OGAWA , Masaki WATANABE , Hyo SHU , Naohiro WATANABE
发明人： Ryuuta YOSHIDA , Satoshi OGAWA , Masaki WATANABE , Hyo SHU , Naohiro WATANABE
CPC分类号： G03G15/01 , G03G8/00 , G03G9/0819 , G03G9/0821 , G03G9/0827 , G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/09
摘要： A toner set, including: at least one chromatic toner containing a colorant; and a transparent toner containing no colorant, wherein the chromatic toner and the transparent toner each include a releasing agent and a binder resin, and wherein an amount of a tetrahydrofuran insoluble matter in the transparent toner is smaller than an amount of a tetrahydrofuran insoluble matter in the chromatic toner.
摘要翻译： 一种调色剂组，包括：含有着色剂的至少一种彩色调色剂; 和不含着色剂的透明调色剂，其中，所述彩色调色剂和透明调色剂各自包含脱模剂和粘合剂树脂，并且其中所述透明调色剂中的四氢呋喃不溶物的量小于四氢呋喃不溶物的量 彩色墨粉。
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公开(公告)号：US20220342330A1
公开(公告)日：2022-10-27
申请号：US17659576
申请日：2022-04-18
摘要： A toner includes toner base particles. Each of the toner base particles includes a binder resin, a colorant, and inorganic filler. An atomic concentration % of Al in the toner base particles as measured by XRF is 0.35 or greater but 0.85 or less. The toner satisfies 0.8
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公开(公告)号：US20220137525A1
公开(公告)日：2022-05-05
申请号：US17517359
申请日：2021-11-02
申请人： Ryuuta Yoshida , Toma Takebayashi , Akio Takei , Yasuo Kamada
发明人： Ryuuta Yoshida , Toma Takebayashi , Akio Takei , Yasuo Kamada
摘要： The present disclosure provides a toner having excellent low-temperature fixing, heat-resistant-storage property, cleaning performance, and filming resistance. A toner containing toner base particles having a crystalline polyester resin and an amorphous polyester resin includes a plurality of organic particles disposed at least partially embedded in a surface of the toner base particles. A percentage of the crystalline polyester resin occupying the surface of the toner base particles is 4% to 20%, a volume average particle size of the organic particles is 10 nm to 40 nm, and a standard deviation of a distance between adjacent particles of the organic particles that are not in contact is 500 nm or less.
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公开(公告)号：US08778588B2
公开(公告)日：2014-07-15
申请号：US13637774
申请日：2011-10-12
申请人： Teruki Kusahara , Junichi Awamura , Tsuyoshi Sugimoto , Hyo Shu , Tomomi Suzuki , Osamu Uchinokura , Takahiro Honda , Satoshi Kojima , Satoshi Ogawa , Daisuke Inoue , Koshi Sato , Daisuke Ito , Ryuuta Yoshida , Syouko Satoh
发明人： Teruki Kusahara , Junichi Awamura , Tsuyoshi Sugimoto , Hyo Shu , Tomomi Suzuki , Osamu Uchinokura , Takahiro Honda , Satoshi Kojima , Satoshi Ogawa , Daisuke Inoue , Koshi Sato , Daisuke Ito , Ryuuta Yoshida , Syouko Satoh
CPC分类号： G03G9/0821 , G03G9/08755 , G03G9/08782 , G03G9/08795 , G03G9/08797
摘要： To provide a toner, which contains a binder resin, a colorant, and a releasing agent, wherein the binder resin contains a low molecular weight resin component, where the low molecular weight resin component has a resin softening coefficient (A), represented by the following formula (1), satisfying A>0.165, and has storage elastic modulus (dyne/cm2) G′(Tfb) satisfying G′(Tfb)≦1×104 where Tfb is a flow onset temperature (° C.) of the low molecular weight resin component as measured by a capillary rheometer: A=|[(r1)−ln G′(r2)]/(T1−T2)| Formula (1) (where T1 is temperature (° C.) at which storage elastic modulus G′(r1) is 1×105 (dyne/cm2) and T2 is temperature (° C.) at which storage elastic modulus G′(r2) is 1×103 (dyne/cm2) as measured by means of a viscoelasticity measuring device with measuring frequency of 1 Hz, and measuring distortion of 1 deg; and | | represents an absolute value.).
摘要翻译： 为了提供含有粘合剂树脂，着色剂和脱模剂的调色剂，其中粘合剂树脂含有低分子量树脂组分，其中低分子量树脂组分具有树脂软化系数（A），由 （1）满足A> 0.165，并且具有满足G'（Tfb）＆nlE; 1×104的储能弹性模量（dyne / cm 2）G'（Tfb），其中Tfb是流动起始温度（℃） 通过毛细管流变仪测量的低分子量树脂组分：A = | [（r1）-ln G'（r2）] /（T1-T2）| 储存弹性模量G'（r1）为1×10 5（达因/ cm 2）且T2为储存弹性模量G'（℃）的温度（℃）的式（1）（其中，T1为温度（℃） r2）是通过测量频率为1Hz的粘弹性测量装置测量的1×10 3（dyne / cm 2），测量失真度为1度，| |表示绝对值。
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公开(公告)号：US20230147363A1
公开(公告)日：2023-05-11
申请号：US17982521
申请日：2022-11-08
申请人： Ryuuta YOSHIDA , Akio TAKEI , Ryohei YAMAGUCHI , Toma TAKEBAYASHI
发明人： Ryuuta YOSHIDA , Akio TAKEI , Ryohei YAMAGUCHI , Toma TAKEBAYASHI
CPC分类号： G03G9/0825 , G03G9/08755 , G03G9/0806 , G03G9/0821 , G03G9/0827
摘要： A toner includes: toner base particles each containing a binder resin; and resin particles on a surface of each of the toner base particles. A glass transition temperature (Tg) of the toner at the first heating in differential scanning calorimetry (DSC) is 20° C. or higher and 50° C. or lower. A glass transition temperature of a tetrahydrofuran (THF)-insoluble component of the toner at the first heating in DSC is −40° C. or higher and 10° C. or lower. An average circularity of the toner is 0.970 or more and 0.985 or less. A standard deviation of the average circularity is 0.020 or less.
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9.发明申请公开(公告)号：US20170363980A1
公开(公告)日：2017-12-21
申请号：US15622755
申请日：2017-06-14
申请人： Kohsuke NAGATA , Ryuuta YOSHIDA , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Akinori SAITOH , Hideyuki SANTO , Suzuka KARATO , Koh OHNUMA , Takahiro KADOTA , Shinsuke NAGAI , Akihiro TAKEYAMA
发明人： Kohsuke NAGATA , Ryuuta YOSHIDA , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Akinori SAITOH , Hideyuki SANTO , Suzuka KARATO , Koh OHNUMA , Takahiro KADOTA , Shinsuke NAGAI , Akihiro TAKEYAMA
CPC分类号： G03G9/08708 , G03G9/0804 , G03G9/0815 , G03G9/0821 , G03G9/0825 , G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/0904 , G03G15/0865
摘要： A toner is provided. The toner includes an amorphous resin, a crystalline resin dispersed in the amorphous resin, and a release agent. The toner satisfies the following inequality: B/A
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公开(公告)号：US20130196260A1
公开(公告)日：2013-08-01
申请号：US13729926
申请日：2012-12-28
申请人： Ryuuta YOSHIDA , Takahiro HONDA , Junichi AWAMURA , Osamu UCHINOKURA , Masaki WATANABE , Daisuke INOUE , Tomoki MURAYAMA , Mamoru HOZUMI
发明人： Ryuuta YOSHIDA , Takahiro HONDA , Junichi AWAMURA , Osamu UCHINOKURA , Masaki WATANABE , Daisuke INOUE , Tomoki MURAYAMA , Mamoru HOZUMI
CPC分类号： G03G9/08755 , G03G9/0802 , G03G9/08782 , G03G9/08797
摘要： A toner including: a binder resin containing a non-crystalline resin and a crystalline resin; a colorant; and, a releasing agent, wherein the releasing agent has a melting point of 55° C. to 80° C., and wherein the toner satisfies the following Expressions 1 and 2: (Expression 1): 20,000 Pa·s≦G1≦50,000 Pa·s; and (Expression 2): (G4/G2)/(G3/G1) 1.00, where G1 is a storage modulus, G2 is a loss modulus, G3 is a storage modulus and G4 is a loss modulus, and the storage modulus G1 and the loss modulus G2 are measured at 80° C. when the toner is heated from 70° C. to 150° C. and the storage modulus G3 and the loss modulus G4 are measured at 80° C. when the toner heated to 150° C. is cooled to 70° C.
摘要翻译： 一种调色剂，包括：含有非结晶性树脂和结晶性树脂的粘合剂树脂; 着色剂 和脱模剂，其中所述脱模剂的熔点为55℃至80℃，并且其中所述调色剂满足以下表达式1和2：（表达式1）：20,000Pa·s @ G1 @ 50,000 Pa·s; 和（表达式2）：（G4 / G2）/（G3 / G1）1.00其中G1是储能模量，G2是损耗模量，G3是储能模量，G4是损耗模量，储能模量G1和 当调色剂从70℃加热至150℃时，在80℃下测量损耗模量G2，并且当调色剂加热至150°C时，在80℃下测量储能模量G3和损耗模量G4 C.冷却至70℃
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