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    Method for fixing full color toner images
    2.
    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

    申请人： 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

    发明人： 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分类号： G03G9/087 ,  G03G13/20 ,  G03G15/01 ,  G03G15/20

    CPC分类号： G03G9/08755 ,  G03G13/20 ,  G03G15/0105 ,  G03G15/2025

    摘要： 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.

    摘要翻译： 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。

    Electrophotographic photoreceptor
    3.
    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

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

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

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

    CPC分类号： G03G5/142 ,  G03G5/071

    摘要： 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.

    摘要翻译： 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。

    Electrophotographic toner composition
    5.
    发明授权
    Electrophotographic toner composition 失效
    电子照相色调剂组成

    公开(公告)号：US5320925A

    公开(公告)日：1994-06-14

    申请号：US879287

    申请日：1992-05-07

    申请人： Takashi Imai ,  Satoshi Inoue ,  Masanori Ichimura ,  Yutaka Sugizaki ,  Susumu Saito ,  Masaru Miura ,  Michio Take ,  Yasuo Yamamoto ,  Koji Fukushima ,  Manabu Serizawa

    发明人： Takashi Imai ,  Satoshi Inoue ,  Masanori Ichimura ,  Yutaka Sugizaki ,  Susumu Saito ,  Masaru Miura ,  Michio Take ,  Yasuo Yamamoto ,  Koji Fukushima ,  Manabu Serizawa

    IPC分类号： G03G9/08 ,  G03G9/097

    CPC分类号： G03G9/0819 ,  G03G9/09716

    摘要： An electrophotographic toner composition comprising (A) toner particles with an average particle diameter of 9 .mu.m or less comprising at least a binder resin and a colorant, and (B) an additive, wherein the additive is a fine metal oxide powder surface coated with at least one agent for imparting hydrophobic property selected from the group consisting of the following formulae (1), (2) and (3):R.sub.1 Si(X).sub.3R.sub.1 R.sub.2 Si(X).sub.2R.sub.1 R.sub.2 R.sub.3 Si(X).sub.1wherein R.sub.1 represents a substituted or unsubstituted alkyl group having a molecular weight of 113 or more, R.sub.2 and R.sub.3 each represents hydrogen, an alkyl group or an allyl group, and X represents chlorine, an alkoxy group or an acetoxy group. The toner composition causes no impaction to a carrier and no adhesion of the toner particles to a photoreceptor, and can form stable, sufficient images for a long time.

    摘要翻译： 一种电子照相调色剂组合物，其包含（A）平均粒径为9μm或更小的调色剂颗粒至少包含粘合剂树脂和着色剂，和（B）添加剂，其中所述添加剂是涂覆有金属氧化物粉末表面的金属表面 至少一种赋予选自下式（1），（2）和（3）的疏水性的试剂：R1Si（X）3 R1R2Si（X）2 R1R2R3Si（X）1其中R1表示取代或 未取代的分子量为113以上的烷基，R2和R3各自表示氢，烷基或烯丙基，X表示氯，烷氧基或乙酰氧基。 调色剂组合物不会对载体造成冲击，并且不会使调色剂颗粒粘附到感光体上，并且可以长时间形成稳定的足够的图像。

    Black toner for color digital copying machine
    6.
    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

    申请人： Yasuo Yamamoto ,  Yutaka Sugizaki

    发明人： Yasuo Yamamoto ,  Yutaka Sugizaki

    IPC分类号： G03G9/08 ,  G03G9/09

    CPC分类号： G03G9/0904 ,  G03G9/08

    摘要： 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.

    摘要翻译： 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。

    Photosensitive body for electrophotography
    7.
    发明授权
    Photosensitive body for electrophotography 失效
    电子照相用感光体

    公开(公告)号：US5698355A

    公开(公告)日：1997-12-16

    申请号：US767301

    申请日：1996-12-16

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

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

    IPC分类号： G03G5/04 ,  C09D5/00 ,  C09D167/00 ,  C09D167/02 ,  G03G5/05 ,  G03G5/06 ,  G03G5/14

    CPC分类号： G03G5/142

    摘要： A photosensitive body for electrophotography having improved properties in the charging characteristics, photosensitivity, and stability in repeated use. The photosensitive body for electrophotography comprises a photoconductive layer formed on a conductive support through an undercoat layer, the undercoat layer containing at least one polyester compound having repeated units represented by the following general formula (I): ##STR1## wherein A and B each independently represents a divalent aliphatic hydrocarbon or aromatic hydrocarbon which is optionally substituted, at least one of A and B being selected from the group consisting of specific divalent groups, and n is 10-10,000.

    摘要翻译： 用于电子照相的感光体具有改进的充电特性，光敏性和反复使用中的稳定性。 用于电子照相的感光体包括通过底涂层形成在导电载体上的光电导层，底涂层含有至少一种具有由以下通式（I）表示的重复单元的聚酯化合物：其中A和 B各自独立地表示任选被取代的二价脂族烃或芳族烃，A和B中的至少一个选自具体的二价基团，n是10-10,000。

    Full color toner for electrostatic charge development, method for producing the toner, and image forming method using the toner
    8.
    发明授权
    Full color toner for electrostatic charge development, method for producing the toner, and image forming method using the toner 失效
    用于静电荷显影的全色调色剂，用于生产调色剂的方法和使用调色剂的图像形成方法

    公开(公告)号：US5637427A

    公开(公告)日：1997-06-10

    申请号：US611179

    申请日：1996-03-05

    申请人： Yasuo Yamamoto ,  Susumu Saito ,  Yutaka Sugizaki ,  Kaoru Torikoshi

    发明人： Yasuo Yamamoto ,  Susumu Saito ,  Yutaka Sugizaki ,  Kaoru Torikoshi

    IPC分类号： G03G9/087 ,  G03G13/01

    CPC分类号： G03G9/08755 ,  G03G13/013

    摘要： A color toner and a black toner for electrostatic charge development comprises a binder resin and a colorant, wherein the binder resin comprises a polyester resin containing (a) an ethoxylated bisphenol type diol, (b) a propoxylated bisphenol type diol and (c) an aromatic dicarboxylic acid or an anhydride or ester thereof, as main monomer components, and the polyester resin further containing (d) at least one compound selected from the group consisting of alkylsuccinic acids, acid anhydrides and esters thereof, alkenylsuccinic acids, and acid anhydrides and esters thereof in an amount of 7 to 25 mol % based on the total monomer amount of the polyester resin, and the colorant is a flushing pigment comprising hydrous paste of an organic pigment and the polyester resin, or comprising a carbon black having a primary particle size of from not less than 30 nm to not more than 50 nm. Furthermore, a method for producing the color toner and the black toner, and an method for forming a full color image using the color toners or using the color toners and the black toner in combination, are disclosed.

    摘要翻译： 用于静电荷显影的彩色调色剂和黑色调色剂包括粘合剂树脂和着色剂，其中粘合剂树脂包含含有（a）乙氧基化双酚型二醇，（b）丙氧基化双酚型二醇和（c） 芳族二羧酸或其酸酐或酯作为主要单体组分，并且所述聚酯树脂还含有（d）至少一种选自烷基琥珀酸，酸酐及其酯，烯基琥珀酸和酸酐的化合物和 酯的含量相对于聚酯树脂的总单体量为7〜25摩尔％，着色剂是包含有机颜料和聚酯树脂的含水糊剂的冲洗颜料，或者包含具有一次粒子的炭黑 尺寸不小于30nm至不大于50nm。 此外，公开了一种用于生产彩色调色剂和黑色调色剂的方法，以及使用彩色调色剂或使用彩色调色剂和黑色调色剂组合形成全色图像的方法。

    Image-forming process and image-forming apparatus
    10.
    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

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

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

    IPC分类号： G03G1314

    CPC分类号： G03G9/097 ,  G03G9/09708 ,  G03G13/08

    摘要： 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%.

    摘要翻译： 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％。