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公开(公告)号：US08741521B2
公开(公告)日：2014-06-03
申请号：US13232518
申请日：2011-09-14
申请人： Mamoru Hozumi , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura , Kiwako Hirohara
发明人： Mamoru Hozumi , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura , Kiwako Hirohara
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/0819 , G03G9/08793 , G03G9/08795 , G03G9/08797
摘要： A toner containing toner particles, each toner particle containing: a releasing agent; a colorant; and a binder resin containing at least a crystalline polyester resin and a non-crystalline polyester resin, wherein in the case where a volume average particle diameter of the toner is defined as Dv, the toner contains a group of the toner particles having 4/5 Dv, and a group of the toner particles having 6/5 Dv, and wherein an endothermic value A of the crystalline polyester resin at a first temperature increase in DSC of the toner, an endothermic value B of the crystalline polyester resin at a first temperature increase in DSC of the group of the toner particle having 4/5 Dv, and an endothermic value C of the crystalline polyester resin at a first temperature increase in DSC of the group of the toner particles having 6/5 Dv satisfy the relation represented by the following formulas: 50
摘要翻译： 含有调色剂颗粒的调色剂颗粒，每个调色剂颗粒含有：脱模剂; 着色剂 以及至少含有结晶性聚酯树脂和非结晶性聚酯树脂的粘合剂树脂，其中在调色剂的体积平均粒径定义为Dv的情况下，调色剂含有一组调色剂颗粒，其具有4/5 Dv和一组具有6/5 Dv的调色剂颗粒，并且其中在调色剂的DSC中第一温度升高时结晶性聚酯树脂的吸热值A，在第一温度下的结晶性聚酯树脂的吸热值B 具有4/5 Dv的调色剂颗粒组的DSC的增加和结晶性聚酯树脂的吸热值C在具有6/5 Dv的调色剂颗粒组的DSC的第一升高温度下满足由 下列公式为：50 <（B / A）×100 <90，110 <（C / A）×100 <150。
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公开(公告)号：US20120064447A1
公开(公告)日：2012-03-15
申请号：US13232518
申请日：2011-09-14
申请人： Mamoru Hozumi , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura , Kiwako Hirohara
发明人： Mamoru Hozumi , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura , Kiwako Hirohara
CPC分类号： G03G9/08755 , G03G9/0819 , G03G9/08793 , G03G9/08795 , G03G9/08797
摘要： A toner containing toner particles, each toner particle containing: a releasing agent; a colorant; and a binder resin containing at least a crystalline polyester resin and a non-crystalline polyester resin, wherein in the case where a volume average particle diameter of the toner is defined as Dv, the toner contains a group of the toner particles having 4/5Dv, and a group of the toner particles having 6/5Dv, and wherein an endothermic value A of the crystalline polyester resin at a first temperature increase in DSC of the toner, an endothermic value B of the crystalline polyester resin at a first temperature increase in DSC of the group of the toner particle having 4/5Dv, and an endothermic value C of the crystalline polyester resin at a first temperature increase in DSC of the group of the toner particles having 6/5Dv satisfy the relation represented by the following formulas: 50
摘要翻译： 含有调色剂颗粒的调色剂颗粒，每个调色剂颗粒含有：脱模剂; 着色剂 以及至少含有结晶性聚酯树脂和非结晶性聚酯树脂的粘合剂树脂，其中在调色剂的体积平均粒径定义为Dv的情况下，调色剂含有一组具有4 / 5Dv的调色剂颗粒 和一组调色剂颗粒具有6 / 5Dv，并且其中在调色剂的DSC中第一温度升高时结晶性聚酯树脂的吸热值A，结晶性聚酯树脂的吸热值B在第一温度升高 具有4 / 5Dv的调色剂颗粒组的DSC和在具有6 / 5Dv的调色剂颗粒组的DSC的第一温度升高时的结晶性聚酯树脂的吸热值C满足由下式表示的关系： 50 <（B / A）×100 <90，110 <（C / A）×100 <150。
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3.发明申请TONER FOR DEVELOPING LATENT ELECTROSTATIC IMAGES, DEVELOPER, DEVELOPER CONTAINER HOUSING DEVELOPER THEREIN, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD 审中-公开用于开发专利静电图像，开发商，开发者容器开发商，过程盒，图像形成装置和图像形成方法的调色剂公开(公告)号：US20120052431A1
公开(公告)日：2012-03-01
申请号：US13208941
申请日：2011-08-12
申请人： Mamoru HOZUMI , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura
发明人： Mamoru HOZUMI , Tsuyoshi Sugimoto , Naohiro Watanabe , Tomoyuki Satoh , Shinya Hanatani , Osamu Uchinokura
CPC分类号： G03G9/08755 , G03G9/0804 , G03G9/0808 , G03G9/08795 , G03G9/08797
摘要： To provide a toner, containing: a crystalline polyester resin; and a non-crystalline polyester resin, wherein the crystalline polyester resin has a melting point of 60° C. to 80° C., and wherein the toner satisfies the relationship represented by the following formula: (W1−W1′)/W1
摘要翻译： 提供一种调色剂，其含有：结晶聚酯树脂; 和非结晶性聚酯树脂，其中所述结晶聚酯树脂的熔点为60℃至80℃，并且其中所述调色剂满足由下式表示的关系：（W1-W1'）/ W1 < 0.50，其中W1是通过差示扫描量热法测量的调色剂的DSC曲线上的初始温度升高时结晶性聚酯树脂的吸热峰的高度的1/3高度处的温度宽度，W1 '是调色剂在50℃下加热24小时后结晶性聚酯树脂的吸热峰高度的1/3高度处的温度宽度。
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公开(公告)号：US08431304B2
公开(公告)日：2013-04-30
申请号：US13210773
申请日：2011-08-16
申请人： Tsuyoshi Sugimoto , Naohiro Watanabe , Osamu Uchinokura , Tomoyuki Satoh , Shinya Hanatani , Mamoru Hozumi
发明人： Tsuyoshi Sugimoto , Naohiro Watanabe , Osamu Uchinokura , Tomoyuki Satoh , Shinya Hanatani , Mamoru Hozumi
IPC分类号： G03G9/00
CPC分类号： G03G9/08755 , G03G9/0806 , G03G9/0821 , G03G9/08786 , G03G9/08795 , G03G9/08797
摘要： A toner containing: a non-crystalline polyester resin; a crystalline polyester resin; a releasing agent; a graft-modified polymer; and a colorant, wherein the graft-modified polymer is a polymer having a glass transition temperature of higher than 40° C. but lower than 80° C., and obtained by grafting an acrylic resin onto at least one of a hydrocarbon wax and a crystalline polyester resin, and wherein a SP value of the non-crystalline polyester resin is defined as SP1, a SP value of the crystalline polyester resin is defined as SP2, a SP value of the releasing agent is defined as SP3, and a SP value of the graft-modified polymer is defined as SP4, and SP1, SP2, SP3 and SP4 satisfy relations represented by Formulas (1) to (3): SP1 > SP4 > SP2 >SP3Formula (1), 0.1
摘要翻译： 含有：非结晶性聚酯树脂的调色剂; 结晶聚酯树脂; 脱模剂; 接枝改性聚合物; 和着色剂，其中所述接枝改性聚合物是玻璃化转变温度高于40℃但低于80℃的聚合物，并且通过将丙烯酸树脂接枝到烃蜡和 结晶性聚酯树脂，其中非结晶性聚酯树脂的SP值定义为SP1，将结晶性聚酯树脂的SP值定义为SP2，将脱模剂的SP值定义为SP3，将SP值 接枝改性聚合物的定义为SP4，SP1，SP2，SP3和SP4满足式（1）〜（3）所示的关系：SP1> SP4> SP2> SP3式（1），0.1
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公开(公告)号：US20120052434A1
公开(公告)日：2012-03-01
申请号：US13210773
申请日：2011-08-16
申请人： Tsuyoshi SUGIMOTO , Naohiro Watanabe , Osamu Uchinokura , Tomoyuki Satoh , Shinya Hanatani , Mamoru Hozumi
发明人： Tsuyoshi SUGIMOTO , Naohiro Watanabe , Osamu Uchinokura , Tomoyuki Satoh , Shinya Hanatani , Mamoru Hozumi
IPC分类号： G03G9/00
CPC分类号： G03G9/08755 , G03G9/0806 , G03G9/0821 , G03G9/08786 , G03G9/08795 , G03G9/08797
摘要： A toner containing: a non-crystalline polyester resin; a crystalline polyester resin; a releasing agent; a graft-modified polymer; and a colorant, wherein the graft-modified polymer is a polymer having a glass transition temperature of higher than 40° C. but lower than 80° C., and obtained by grafting an acrylic resin onto at least one of a hydrocarbon wax and a crystalline polyester resin, and wherein a SP value of the non-crystalline polyester resin is defined as SP1, a SP value of the crystalline polyester resin is defined as SP2, a SP value of the releasing agent is defined as SP3, and a SP value of the graft-modified polymer is defined as SP4, and SP1, SP2, SP3 and SP4 satisfy relations represented by Formulas (1) to (3): SP1>SP4>SP2>SP3 Formula (1), 0.1
摘要翻译： 含有：非结晶性聚酯树脂的调色剂; 结晶聚酯树脂; 脱模剂; 接枝改性聚合物; 和着色剂，其中所述接枝改性聚合物是玻璃化转变温度高于40℃但低于80℃的聚合物，并且通过将丙烯酸树脂接枝到烃蜡和 结晶性聚酯树脂，其中非结晶性聚酯树脂的SP值定义为SP1，将结晶性聚酯树脂的SP值定义为SP2，将脱模剂的SP值定义为SP3，将SP值 接枝改性聚合物的定义为SP4，SP1，SP2，SP3和SP4满足式（1）〜（3）所示的关系：SP1> SP4> SP2> SP3式（1），0.1
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公开(公告)号：US20130196261A1
公开(公告)日：2013-08-01
申请号：US13743528
申请日：2013-01-17
CPC分类号： G03G9/08 , G03G9/0806 , G03G9/09716 , G03G9/09725 , G03G9/09791 , G03G15/08
摘要： To provide a toner, which contains: toner base particles each containing a binder resin and a colorant; and an external additive containing inorganic particles and fatty acid metal salt particles, wherein the inorganic particles contain at least hydrophobic silica particles, wherein a liberation ratio Ya of the hydrophobic silica particles from the toner is 1% by mass to 20% by mass, and wherein a libration ratio Yb of the fatty acid metal salt particles from the toner is 30% by mass to 90% by mass.
摘要翻译： 提供一种调色剂，其包含：各自含有粘合剂树脂和着色剂的调色剂基础颗粒; 以及含有无机粒子和脂肪酸金属盐粒子的外部添加剂，其中无机粒子至少含有疏水性二氧化硅粒子，其中来自调色剂的疏水性二氧化硅粒子的释放率Ya为1质量％〜20质量％，以及 其中来自调色剂的脂肪酸金属盐颗粒的析出比Yb为30质量％至90质量％。
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公开(公告)号：US08795938B2
公开(公告)日：2014-08-05
申请号：US13743528
申请日：2013-01-17
CPC分类号： G03G9/08 , G03G9/0806 , G03G9/09716 , G03G9/09725 , G03G9/09791 , G03G15/08
摘要： To provide a toner, which contains: toner base particles each containing a binder resin and a colorant; and an external additive containing inorganic particles and fatty acid metal salt particles, wherein the inorganic particles contain at least hydrophobic silica particles, wherein a liberation ratio Ya of the hydrophobic silica particles from the toner is 1% by mass to 20% by mass, and wherein a libration ratio Yb of the fatty acid metal salt particles from the toner is 30% by mass to 90% by mass.
摘要翻译： 提供一种调色剂，其包含：各自含有粘合剂树脂和着色剂的调色剂基础颗粒; 以及含有无机粒子和脂肪酸金属盐粒子的外部添加剂，其中无机粒子至少含有疏水性二氧化硅粒子，其中来自调色剂的疏水性二氧化硅粒子的释放率Ya为1质量％〜20质量％，以及 其中来自调色剂的脂肪酸金属盐颗粒的析出比Yb为30质量％至90质量％。
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公开(公告)号：US09052621B2
公开(公告)日：2015-06-09
申请号：US13752847
申请日：2013-01-29
CPC分类号： G03G9/0821 , G03G9/08797 , G03G15/2053 , G03G2215/2035
摘要： An image forming apparatus including: image bearing member; latent image forming unit; developing unit; transfer unit; fixing unit, wherein toner in the developing unit contains amorphous polymer, crystalline resin and releasing agent, when the toner is measured for G′ at 40° C. to 210° C. with rheometer at 1 Hz and 1 deg, G′(100) is ≦20,000 and G′(150) is ≧500 Pa, and straight line drawn by connecting points of the G′(100) and G′(110) on curve of the G′ has gradient of ≦0.035, the gradient being “a” expressed by: a=|log10G′(100)−log10G′(110)|/10, and the fixing unit includes: heating member containing flexible endless belt; heat source fixed within the flexible endless belt; and press member in contact with the belt to form nip portion, and the fixing unit is configured to heat/press the medium passing through the nip portion to fix the image on the medium.
摘要翻译： 一种图像形成装置，包括：图像承载部件; 潜像形成单元; 发展单位; 转运单位 定影单元，其中当调色剂在40℃至210℃下测量G'时，显影单元中的调色剂含有无定形聚合物，结晶树脂和脱模剂，流变仪在1Hz和1度，G'（100 ）为20,000，G'（150）为≥500Pa，由G'（100）和G'（110）的连接点在G'的曲线上绘制的直线具有＆nlE; 0.035的梯度， 梯度为“a”，由下式表示：a = | log 10G'（100）-log 10G'（110）| / 10，并且定影单元包括：包含柔性环形带的加热构件; 热源固定在柔性环形带内; 并且与所述带接触的按压构件以形成夹持部，并且所述固定单元构造成加热/挤压通过所述夹持部的所述介质以将所述图像定影在所述介质上。
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公开(公告)号：US20100173243A1
公开(公告)日：2010-07-08
申请号：US12683616
申请日：2010-01-07
CPC分类号： B02C23/24 , B02C23/32 , G03G9/0808 , G03G9/0815 , G03G9/0817
摘要： An apparatus for manufacturing toner is provided which includes a pulverizer for pulverizing a material into particles, a classifier for classifying the particles by size, a discharging path for discharging the particles from the pulverizer to the classifier, a returning path for returning relatively coarse particles among the classified particles from the classifier to the pulverizer, and a handling unit for handling particles. A method for manufacturing toner is also provided which includes pulverizing a material into particles in a pulverizer, discharging the particles from the pulverizer to a classifier via a discharging path, classifying the particles by size in the classifier, and returning relatively coarse particles among the classified particles from the classifier to the pulverizer. The handling unit is provided on at least one of the discharging path and the returning path, and includes a mechanism for preventing accumulation of the particles using airflow.
摘要翻译： 提供了一种用于制造调色剂的设备，其包括用于将材料粉碎成颗粒的粉碎机，用于将粒子分级的分级器，用于将颗粒从粉碎机排放到分选机的排出路径，用于将相对粗粒子返回的返回路径 从分级器到粉碎机的分级颗粒，以及用于处理颗粒的处理单元。 还提供了一种制造调色剂的方法，其包括将粉碎物质粉碎成粉碎机中的颗粒，经由排料路径将颗粒从粉碎机排放到分级机上，使分级机中的颗粒分级，并将分级 颗粒从分级机到粉碎机。 处理单元设置在排出路径和返回路径中的至少一个上，并且包括用于防止颗粒使用气流积聚的机构。
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10.发明授权公开(公告)号：US08372569B2
公开(公告)日：2013-02-12
申请号：US11983690
申请日：2007-11-09
IPC分类号： G03G9/087
CPC分类号： G03G9/0827 , G03G9/0802 , G03G9/08753 , G03G9/09716 , G03G9/09725 , G03G13/20 , G03G21/18
摘要： A toner is provided including toner particles A having a circularity of greater than 0.93 and not greater than 1.00 and toner particles B having a circularity of from 0.85 to 0.93, wherein the following relationships are satisfied: 70≦RA≦95, 5≦RB≦30, 0.014≦SD≦0.025, and 0.940≦ED≦0.950, wherein RA (% by number) represents a ratio of a number of the toner particles A to a total number of toner particles included in the toner, RB (% by number) represents a ratio of a number of the toner particles B to the total number of toner particles included in the toner, SD represents a standard deviation of circularity of the toner particles A, and ED represents an average envelope degree of the toner particles B.
摘要翻译： 提供了具有圆度大于0.93且不大于1.00的调色剂颗粒A和调色剂颗粒B的调色剂颗粒B，调色剂颗粒B的圆度为0.85至0.93，其中满足以下关系：70＆nlE; RA＆nlE; 95,5和nlE; RB＆nlE; 30，0.014＆nlE; SD＆nlE; 0.025和0.940＆amp; EDI; 0.950，其中RA（数量％）表示调色剂颗粒A的数量与调色剂中包含的调色剂颗粒总数的比率，RB（％ 数量）表示调色剂颗粒B的数量与调色剂中包含的调色剂颗粒总数的比率，SD表示调色剂颗粒A的圆度的标准偏差，ED表示调色剂颗粒的平均包络度 B.
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