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    ELECTROPHOTOGRAPHIC TONER, ELECTROPHOTOGRAPHIC DEVELOPER, TONER CARTRIDGE, AND IMAGE FORMING METHOD
    1.
    发明申请
    ELECTROPHOTOGRAPHIC TONER, ELECTROPHOTOGRAPHIC DEVELOPER, TONER CARTRIDGE, AND IMAGE FORMING METHOD 有权
    电子印刷墨粉，电子显影剂，墨粉盒和图像形成方法

    公开(公告)号：US20090011347A1

    公开(公告)日：2009-01-08

    申请号：US12046957

    申请日：2008-03-12

    Applicant: Katsumi DAIMON ,  Yutaka SUGIZAKI ,  Susumu YOSHINO ,  Hiroshi NAKAZAWA

    Inventor： Katsumi DAIMON ,  Yutaka SUGIZAKI ,  Susumu YOSHINO ,  Hiroshi NAKAZAWA

    IPC: G03G13/14 ,  G03G9/087 ,  G03G9/097

    CPC classification number: G03G9/08755 ,  G03G9/08795 ,  G03G9/08797

    Abstract: The invention provides an electrophotographic toner having a crystalline polyester resin; a non-crystalline polyester resin; a colorant; and a releasing agent. A resin (i), that is included in a toluene-soluble component of the toner and having a molecular weight of 30,000 to 100,000 as measured by gel permeation chromatography relative to polystyrene standards, has an acid value A. A resin (ii), that is included in a toluene-soluble component of the toner and having a molecular weight of 8,000 to 12,000 as measured by gel permeation chromatography relative to polystyrene standards, has an acid value B. A resin (iii), that is included in a toluene-insoluble component of the toner, has an acid value C. The acid values A, B, and C satisfy the inequation of B>A>C. The invention further provides an electrophotographic developer using the toner, a toner cartridge storing the toner, and an image forming method using the developer.

    Abstract translation: 本发明提供具有结晶聚酯树脂的电子照相调色剂; 非结晶聚酯树脂; 着色剂 和脱模剂。 包含在调色剂的甲苯可溶组分中，通过凝胶渗透色谱法测定的分子量为30,000至100,000的树脂（ⅰ）的酸值为A。树脂（ⅱ）， 包括在调色剂的甲苯可溶性组分中并且通过凝胶渗透色谱法相对于聚苯乙烯标准测量的分子量为8,000至12,000，具有酸值B.将包含在甲苯中的树脂（ⅲ） 调色剂的不溶成分，具有酸值C.酸值A，B和C满足B> A> C的不等式。 本发明还提供使用调色剂的电子照相显影剂，存储调色剂的调色剂盒和使用显影剂的图像形成方法。

    Image-forming process and image-forming apparatus
    2.
    发明授权
    Image-forming process and image-forming apparatus 失效
    图像形成处理和图像形成装置

    公开(公告)号：US06468707B1

    公开(公告)日：2002-10-22

    申请号：US09576548

    申请日：2000-05-24

    Applicant: Hiroyoshi Okuno ,  Akira Matsumoto ,  Tsutomu Kubo ,  Yusaku Shibuya ,  Yutaka Sugizaki ,  Masahiro Okita ,  Naotaka Mukoyama

    Inventor： Hiroyoshi Okuno ,  Akira Matsumoto ,  Tsutomu Kubo ,  Yusaku Shibuya ,  Yutaka Sugizaki ,  Masahiro Okita ,  Naotaka Mukoyama

    IPC: G03G1314

    CPC classification number: G03G9/097 ,  G03G9/09708 ,  G03G13/08

    Abstract: An image-forming process capable of keeping a high transfer efficiency for a long period of time, reducing the amount of the toner to be recovered and wasted and obtaining stabilized images without causing image quality defects such as density lowering, density unevenness, ghosts, fog, etc., wherein inorganic fine particles contained in a toner transfer from the toner to an electrostatic latent image holder surface and attach thereto, the attached amount of the inorganic fine particles to the electrostatic latent image holder surface is from 1 to 20% as the average occupied area ratio (CAV) in the electrostatic latent image holder surface, and the difference (CMAX−CMIN) of the maximum occupied area ratio and the minimum occupied area ratio of the attached inorganic fine particles in the electrostatic latent image holder surface is not larger than about 5%.

    Abstract translation: 能够长期保持高转印效率的图像形成工艺，减少要回收和浪费的调色剂的量并获得稳定的图像，而不会引起诸如密度降低，浓度不均匀，重影，雾的图像​​质量缺陷 等等，其中包含在调色剂中的调色剂中的无机细颗粒从静电潜像保持器表面转移到静电潜像保持器表面并附着在其上，无机细颗粒附着到静电潜像保持器表面的量为1至20％ 静电潜像保持体表面的平均占据面积比（CAV）和静电潜像保持体表面中附着的无机微粒的最大占据面积比和最小占据面积比的差（CMAX-CMIN） 大于约5％。

    Black toner for developing electrostatic latent image
    3.
    发明授权
    Black toner for developing electrostatic latent image 有权
    用于显影静电潜像的黑色调色剂

    公开(公告)号：US6120959A

    公开(公告)日：2000-09-19

    申请号：US386375

    申请日：1999-08-31

    Applicant: Yutaka Sugizaki ,  Hirokazu Hamano

    Inventor： Yutaka Sugizaki ,  Hirokazu Hamano

    IPC: G03G9/08 ,  G03G9/09 ,  G03G9/00

    CPC classification number: G03G9/0904

    Abstract: A black toner for developing electrostatic latent images having colored particles and external additive(s) and the colored particles containing at least a binder resin, carbon black, a cyan pigment, a magenta pigment, and a yellow pigment. The concentration (C.sub.CB weight %) of carbon black, the concentration (C.sub.C weight %) of the cyan pigment, the concentration (C.sub.M weight %) of the magenta pigment, and the concentration (C.sub.Y weight %) of the yellow pigment in the colored particles preferably satisfy the following relationship (1);C.sub.CB .gtoreq.C.sub.M .gtoreq.C.sub.C .gtoreq.C.sub.Y ( 1).The black toner has the charging property, etc., suitable for forming black images and a high black density without showing color rendering.

    Abstract translation: 用于显影具有着色颗粒和外部添加剂的静电潜像的黑色调色剂和至少含有粘合剂树脂，炭黑，青色颜料，品红色颜料和黄色颜料的着色颗粒。 炭黑的浓度（CCB重量％），青色颜料的浓度（CC重量％），品红色颜料的浓度（CM重量％）和黄色颜料的浓度（CY重量％）在着色 颗粒优选满足以下关系式（1）; CCB> / = CM> / = CC> / = CY（1）。黑色调色剂具有充电性能等适合于形成黑色图像和高黑色密度而不显示 显色。

    Electrophotographic photoreceptor
    4.
    发明授权
    Electrophotographic photoreceptor 失效
    电子照相感光体

    公开(公告)号：US5747206A

    公开(公告)日：1998-05-05

    申请号：US698006

    申请日：1996-08-13

    Applicant: Takeshi Agata ,  Akira Imai ,  Yasuo Yamamoto ,  Yutaka Sugizaki ,  Katsuhiro Sato

    Inventor： Takeshi Agata ,  Akira Imai ,  Yasuo Yamamoto ,  Yutaka Sugizaki ,  Katsuhiro Sato

    IPC: G03G5/06 ,  G03G5/07 ,  G03G5/14 ,  G03G15/04

    CPC classification number: G03G5/142 ,  G03G5/071

    Abstract: An electrophotographic photoreceptor comprising a conductive substrate having thereon an undercoat layer and a photoconductive layer, the undercoat layer comprising a specific polymer compound which is prepared by using at least one of monomers represented by formula (1): ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group; and A represents a group represented by formula (2), (3), (4), (5) or (6): ##STR2## where the symbols in the above formulae are defined in the specification.

    Abstract translation: 一种电子照相感光体，包括其上具有底涂层和光电导层的导电基底，底涂层包含通过使用由式（1）表示的单体中的至少一种制备的特定聚合物化合物：其中R1 表示氢原子或甲基; （2），（3），（4），（5）或（6）表示的基团：A表示由式（2），（3），（4），（5）或（6）表示的基团：（3） 5）（6）其中上述公式中的符号在规范中定义。

    Electrostatic latent image developing toner and manufacturing method thereof
    7.
    发明申请
    Electrostatic latent image developing toner and manufacturing method thereof 有权
    静电潜像显影调色剂及其制造方法

    公开(公告)号：US20060105258A1

    公开(公告)日：2006-05-18

    申请号：US11143462

    申请日：2005-06-03

    Applicant: Takao Ishiyama ,  Hiroshi Nakazawa ,  Masanobu Ninomiya ,  Hideo Maehata ,  Yutaka Sugizaki ,  Shinpei Takagi

    Inventor： Takao Ishiyama ,  Hiroshi Nakazawa ,  Masanobu Ninomiya ,  Hideo Maehata ,  Yutaka Sugizaki ,  Shinpei Takagi

    IPC: G03G9/08 ,  G03G9/093

    CPC classification number: G03G9/097 ,  G03G9/0821 ,  G03G9/08797

    Abstract: An electrostatic latent image developing toner including, as a binder resin, a crystalline resin and at least one kind of non-crystalline resin, wherein, in a dynamic viscoelasticity measurement by a sine wave vibration method, a minimum value of the relaxation elasticity H in a relaxation spectrum obtained from frequency dispersion characteristics measured at temperatures of 60 and 80 degrees centigrade with a measurement frequency set in the range of 0.1 to 100 rad/sec and measurement strain set in the range of 0.02 to 4.5% is in the range of 10 to 900 Pa/cm2, and a relaxation time λ corresponding to the minimum value is in the range of 1 to 10,000 sec.

    Abstract translation: 一种静电潜影显影调色剂，其包含作为粘合剂树脂的结晶树脂和至少一种非结晶性树脂，其中，在通过正弦波振动法进行动态粘弹性测量中，将松弛弹性H的最小值 从在60摄氏度到80摄氏度的温度下测量的频率分散特性获得的弛豫频谱，其测量频率设定在0.1至100弧度/秒，测量应变设定在0.02至4.5％的范围内，其范围为10 至900Pa / cm 2，对应于最小值的弛豫时间λ在1至10,000秒的范围内。

    Black toner for color digital copying machine
    9.
    发明授权
    Black toner for color digital copying machine 失效
    彩色数码复印机黑色墨粉

    公开(公告)号：US5306589A

    公开(公告)日：1994-04-26

    申请号：US881714

    申请日：1992-05-12

    Applicant: Yasuo Yamamoto ,  Yutaka Sugizaki

    Inventor： Yasuo Yamamoto ,  Yutaka Sugizaki

    IPC: G03G9/08 ,  G03G9/09

    CPC classification number: G03G9/0904 ,  G03G9/08

    Abstract: A novel black toner for color digital copying machine is provided, which comprises a binder resin having dispersed therein toner particles comprising carbon black having an average primary particle diameter of 35 m.mu.m to less than 50 m.mu.m as a colorant in an amount of 2 to 6 parts. In a preferred embodiment, the average primary particle diameter and content of carbon black are determined such that there exist the following relationships (1) and (2) between the image density (ID) of an image developed with toner particles and the developed amount of toner (TMA) and the image density (ID) is in the range represented by the following relationship (3):ID.ltoreq.8/3(TMA)+4/5 (1)ID.gtoreq.5/3(TMA)+1/2 (2)1.2.ltoreq.ID.ltoreq.1.7 (3)wherein TMA represents the amount of toner in mg supplied per unit cm.sup.2 of photoreceptor when an electrostatic latent image corresponding to a solid image is developed; and ID represents a value determined by means of a Macbeth densitometer.

    Abstract translation: 提供一种用于彩色数字复印机的新型黑色调色剂，其包含粘合剂树脂，其中分散有包含平均初级粒径为35μm（小时）至小于50μm（my）m的着色剂的炭黑的调色剂颗粒，作为着色剂 用量为2〜6份。 在优选的实施方案中，确定平均一次粒径和炭黑含量，使得在用调色剂颗粒显影的图像的图像浓度（ID）和显影量之间存在以下关系（1）和（2） 调色剂（TMA）和图像浓度（ID）在由以下关系式（3）表示的范围内：ID <= 8/3（TMA）+4/5（1）ID> = 5/3（TMA）+ 1/2（2）1.2 <= ID <= 1.7（3）其中TMA表示当对应于固体图像的静电潜像显影时，每单位cm 2感光体供应的调色剂量; ID表示通过Macbeth密度计确定的值。

    Method for fixing full color toner images
    10.
    发明授权
    Method for fixing full color toner images 失效
    固定全彩色调色剂图像的方法

    公开(公告)号：US5250996A

    公开(公告)日：1993-10-05

    申请号：US882136

    申请日：1992-05-13

    Applicant: Yutaka Sugizaki ,  Hiroshi Takayama ,  Hideyuki Akagi ,  Takashi Imai ,  Susumu Saito ,  Yoshio Shoji ,  Yasuhiro Uehara ,  Masanori Ichimura ,  Tomohiro Ohkawa ,  Manabu Serizawa ,  Yasuo Yamamoto ,  Michio Take ,  Satoshi Inoue

    Inventor： Yutaka Sugizaki ,  Hiroshi Takayama ,  Hideyuki Akagi ,  Takashi Imai ,  Susumu Saito ,  Yoshio Shoji ,  Yasuhiro Uehara ,  Masanori Ichimura ,  Tomohiro Ohkawa ,  Manabu Serizawa ,  Yasuo Yamamoto ,  Michio Take ,  Satoshi Inoue

    IPC: G03G9/087 ,  G03G13/20 ,  G03G15/01 ,  G03G15/20

    CPC classification number: G03G9/08755 ,  G03G13/20 ,  G03G15/0105 ,  G03G15/2025

    Abstract: A method for fixing a full color toner image by inserting a transfer medium to which a toner image is transferred, between a pair of rolls of a fixing apparatus, and pressing the medium therebetween, wherein the toner image is formed of a full color toner prepared by dispersing a colorant into a polyester resin containing a diol component represented by the following general formula (I) as a constituent and having a softening point of 100.degree. to 120.degree. C., as measured by a ring and ball method, a glass transition temperature of 55.degree. C. or more, a Gardner color scale of 2 or less and a haze value of 15 or less, and the fixing operation is conducted while supplying a functional group-containing organopolysiloxane having a viscosity of 10 to 100,000 cs at 25.degree. C. to a roll in contact with the toner image, whereby the full color toner image can be stably fixed without wrapping of the transfer medium around the roll and offset, and the fixed image having good image quality can be obtained: ##STR1## wherein R represents an ethylene group or a propylene group, each of x and y is an integer of 1 or more, and x+y is 2 to 6.

    Abstract translation: 一种通过将定影设备的一对辊之间插入转印有调色剂图像的转印介质并在其间按压介质来固定全色调色剂图像的方法，其中调色剂图像由全色调色剂形成 通过将着色剂分散在含有由以下通式（I）表示的二醇组分的聚酯树脂中作为组分，并且通过环球法测量的软化点为100-120℃，玻璃化转变 温度为55℃以上，Gardner色标为2以下，雾度值为15以下，进行定影操作，同时在25℃下提供粘度为10〜100,000cs的含官能团的有机聚硅氧烷 使其与调色剂图像接触，从而可以稳定地固定全色调色剂图像，而不会在辊周围缠绕转印介质并且偏移，并且可以获得具有良好图像质量的固定图像 （I）其中R表示亚乙基或亚丙基，x和y各自为1以上的整数，x + y为2〜6。

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