Toner for developing electrostatic latent image, toner cartridge containing the toner and image forming apparatus
    1.
    发明授权
    Toner for developing electrostatic latent image, toner cartridge containing the toner and image forming apparatus 有权
    用于显影静电潜像的调色剂,含有调色剂的调色剂盒和成像设备

    公开(公告)号:US06818370B2

    公开(公告)日:2004-11-16

    申请号:US10305191

    申请日:2002-11-27

    IPC分类号: G03G9087

    摘要: A toner for developing an electrostatic latent image, containing a colorant and a binder resin composed of two different resins (A) and (B), wherein resin (A) is substantially free of tetrahydrofuran insolubles, is selected from polyester resins and polyol resins and has such a molecular weight distribution according to gel permeation chromatography that (a) a main peak is present in a molecular weight of 3000 to 9,000 and (b) that portion of resin (A) having a molecular weight of 500 or less accounts for 4% or less based on a total weight of resin (A), wherein resin (B) is substantially free of tetrahydrofuran insolubles and is a polyester resin containing a diol component represented by the formula (1): and wherein the weight ratio of resin (A) to resin (B) is in the range of 60:40 to 85:15.

    摘要翻译: 用于显影静电潜像的调色剂包含着色剂和由两种不同的树脂(A)和(B)组成的粘合剂树脂,其中树脂(A)基本上不含四氢呋喃不溶物,其选自聚酯树脂和多元醇树脂,和 根据凝胶渗透色谱法具有这样的分子量分布,(a)主峰存在于3000〜9000的分子量中,(b)分子量为500以下的树脂(A)的部分为4 基于树脂(A)的总重量的%或更少,其中树脂(B)基本上不含四氢呋喃不溶物,并且是含有由式(1)表示的二醇组分的聚酯树脂:其中树脂(B)的重量比 A)与树脂(B)的摩尔比在60:40至85:15的范围内。

    Toner, developer, and image forming method and apparatus
    2.
    发明授权
    Toner, developer, and image forming method and apparatus 失效
    调色剂,显影剂和成像方法和装置

    公开(公告)号:US06916587B2

    公开(公告)日:2005-07-12

    申请号:US10114056

    申请日:2002-04-03

    IPC分类号: G03G9/087 G03G9/097

    摘要: A toner including at least a binder resin; a colorant; and a charge controlling agent, in which the binder resin includes at least a polyester resin having a molecular weight distribution such that components having a molecular weight not greater than 500 are included in an amount of 4% by weight and at least a peak is present in a range of from 3,000 to 9,000 when measured by Gel Permeation Chromatography. In addition, the binder resin does not include a tetrahydrofuran-insoluble compound and the charge controlling agent is a resin charge controlling agent including at least units obtained from a monomer including a sulfonate group; an aromatic monomer including an electron absorption group; and an acrylic ester and/or a methacrylic ester monomer.

    摘要翻译: 包含至少粘合剂树脂的调色剂; 着色剂 和电荷控制剂,其中粘合剂树脂至少包含具有分子量分布的至少一种聚酯树脂,使得分子量不大于500的组分包含在4重量%的量中并且至少存在峰 当通过凝胶渗透色谱法测量时,其范围为3,000至9,000。 此外,粘合剂树脂不包括四氢呋喃不溶性化合物,电荷控制剂是至少包含由包含磺酸基的单体获得的单元的树脂电荷控制剂; 包含电子吸收基团的芳族单体; 和丙烯酸酯和/或甲基丙烯酸酯单体。

    Toner, developer and container for the developer, and method of and apparatus for forming an image
    3.
    发明授权
    Toner, developer and container for the developer, and method of and apparatus for forming an image 有权
    用于显影剂的调色剂,显影剂和容器,以及用于形成图像的方法和装置

    公开(公告)号:US06733939B2

    公开(公告)日:2004-05-11

    申请号:US09964622

    申请日:2001-09-28

    IPC分类号: G03G9097

    摘要: The electrophotographic toner according to the present invention comprises a binder resin, a colorant, and a negative charge control agent. The binder resin is polyester and/or polyol. The negative charge control agent comprises components which are (1) sulfonic-acid containing monomers, (2) aromatic monomers having electron-withdrawing groups, and (3) acrylate monomers and/or methacrylate monomers. In particular, substituted phenyl maleimides and substituted phenyl itaconimides are prefereably used as the aromatic monomers. Moreover, n-butyl (meth)acrylates and 2-ethylhexyl (meth)acrylates are prefereably used as the acrylate monomers and/or methacrylate monomers.

    摘要翻译: 根据本发明的电子照相调色剂包含粘合剂树脂,着色剂和负电荷控制剂。 粘合剂树脂是聚酯和/或多元醇。 负电荷控制剂包括(1)含磺酸单体,(2)具有吸电子基团的芳族单体和(3)丙烯酸酯单体和/或甲基丙烯酸酯单体的组分。 特别地,优选使用取代的苯基马来酰亚胺和取代的苯基甲酰亚胺化物作为芳族单体。 此外,优选使用(甲基)丙烯酸正丁酯和(甲基)丙烯酸2-乙基己酯作为丙烯酸酯单体和/或甲基丙烯酸酯单体。

    TONER, AND DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE USING THE TONER
    9.
    发明申请
    TONER, AND DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE USING THE TONER 审中-公开
    调色剂和显影剂,图像形成方法,图像形成装置和使用色调剂的处理盒

    公开(公告)号:US20070264035A1

    公开(公告)日:2007-11-15

    申请号:US11782167

    申请日:2007-07-24

    IPC分类号: G03G15/20

    摘要: A toner is provided that contains: (A) a binder resin; (B) a colorant; (C) a charge controlling agent; and (D) an additive; wherein the binder resin (A) contains: a polyester resin containing no tetrahydrofuran-insoluble component; and having a molecular weight distribution wherein components having a molecular weight not greater than 5×102 are present in an amount of 4% or less by weight, and wherein a main peak is present in a molecular weight range of from 3×103 to 9×103 when the molecular weight distribution is determined by gel permeation chromatography; wherein the charge controlling agent (C) contains: a metal salt of salicylic acid or salicylic acid derivative; and wherein the additive (D) contains: a hydrophobized silica having a primary particle diameter of from 0.01 to 0.03 μm; and a hydrophobized titanium oxide having a primary particle diameter of from 0.01 to 0.03 μm and a specific surface area of from 60 to 140 m2/g, wherein the hydrophobized titanium oxide is prepared by surface-treating a particulate titanium oxide prepared by a wet process, wherein the hydrophobized titanium dioxide has one or more water-soluble components in an amount of 0.2% or more by weight, and has a transmittance not less than 35% for light having a wavelength of 300 nm and a transmittance not less than 80% for light having a wavelength of 600 nm; and its use in a developer, an image forming method, image forming apparatus and a process cartridge containing the toner.

    摘要翻译: 提供了一种调色剂,其包含:(A)粘合剂树脂; (B)着色剂; (C)电荷控制剂; 和(D)添加剂; 其中所述粘合剂树脂(A)含有:不含四氢呋喃不溶性成分的聚酯树脂; 并且具有分子量分布,其中分子量不大于5×10 2的组分以4重量%或更低的量存在,并且其中主峰存在于分子量范围 当通过凝胶渗透色谱法测定分子量分布时,从3×10 3至9×10 3; 电荷控制剂(C)含有:水杨酸或水杨酸衍生物的金属盐; 并且其中所述添加剂(D)含有:一次粒径为0.01至0.03μm的疏水化二氧化硅; 和一次粒径为0.01〜0.03μm,比表面积为60〜140m 2 / g的疏水化氧化钛,其中,疏水化氧化钛通过表面处理 通过湿法制备的微粒氧化钛,其中所述疏水化二氧化钛具有0.2重量%以上的一种或多种水溶性成分,对于波长为300nm的光,其透射率不低于35% 对于波长为600nm的光,透射率不低于80%; 并且其用于显影剂,图像形成方法,图像形成装置和容纳调色剂的处理盒。

    Toner, and developer, image forming method, image forming apparatus and process cartridge using the toner
    10.
    发明申请
    Toner, and developer, image forming method, image forming apparatus and process cartridge using the toner 有权
    调色剂和显影剂,成像方法,图像形成装置和使用调色剂的处理盒

    公开(公告)号:US20050003289A1

    公开(公告)日:2005-01-06

    申请号:US10854703

    申请日:2004-05-27

    IPC分类号: G03G9/08 G03G9/087 G03G9/097

    摘要: A toner is provided that contains: (A) a binder resin; (B) a colorant; (C) a charge controlling agent; and (D) an additive; wherein the binder resin (A) contains: a polyester resin containing no tetrahydrofuran-insoluble component; and having a molecular weight distribution wherein components having a molecular weight not greater than 5×102 are present in an amount of 4% or less by weight, and wherein a main peak is present in a molecular weight range of from 3×103 to 9×103 when the molecular weight distribution is determined by gel permeation chromatography; wherein the charge controlling agent (C) contains: a metal salt of salicylic acid or salicylic acid derivative; and wherein the additive (D) contains: a hydrophobized silica having a primary particle diameter of from 0.01 to 0.03 μm; and a hydrophobized titanium oxide having a primary particle diameter of from 0.01 to 0.03 μm and a specific surface area of from 60 to 140 m2/g, wherein the hydrophobized titanium oxide is prepared by surface-treating a particulate titanium oxide prepared by a wet process, wherein the hydrophobized titanium dioxide has one or more water-soluble components in an amount of 0.2% or more by weight, and has a transmittance not less than 35% for light having a wavelength of 300 nm and a transmittance not less than 80% for light having a wavelength of 600 nm; and its use in a developer, an image forming method, image forming apparatus and a process cartridge containing the toner.

    摘要翻译: 提供了一种调色剂,其包含:(A)粘合剂树脂; (B)着色剂; (C)电荷控制剂; 和(D)添加剂; 其中所述粘合剂树脂(A)含有:不含四氢呋喃不溶性成分的聚酯树脂; 并且具有分子量分布,其中分子量不大于5×10 2的组分以4重量%或更少的量存在,并且其中主峰存在于3×10 3的分子量范围内 当分子量分布通过凝胶渗透色谱法测定时为9×10 3〜 电荷控制剂(C)含有:水杨酸或水杨酸衍生物的金属盐; 并且其中所述添加剂(D)含有:一次粒径为0.01至0.03μm的疏水化二氧化硅; 和一次粒径为0.01〜0.03μm,比表面积为60〜140m 2 / g的疏水化氧化钛,其中,疏水化氧化钛通过表面处理由 湿法,其中疏水化二氧化钛具有一种或多种水溶性组分,其量为0.2重量%或更多,并且对于波长为300nm的光并且透射率不低于30%的透光率不低于35% 对于波长为600nm的光为80%以上; 并且其用于显影剂,图像形成方法,图像形成装置和容纳调色剂的处理盒。