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    • 1. 发明授权
    • Binder resin and toner for electrostatic development containing the same
    • 粘合剂树脂和用于静电开发的调色剂含有它
    • US5723246A
    • 1998-03-03
    • US652308
    • 1996-05-23
    • Katsutoshi AokiYoshihiro UenoTetsuhiro SemuraShinji MoriyamaKuniyasu Kawabe
    • Katsutoshi AokiYoshihiro UenoTetsuhiro SemuraShinji MoriyamaKuniyasu Kawabe
    • G03G9/087
    • G03G9/08797G03G9/08795
    • The binder resin for producing a toner includes the following three resins (A) to (C): resin (A) having a softening point of 120.degree. C. or more and 170.degree. C. or less, a glass transition temperature of 58.degree. C. or more and less than 75.degree. C., and a weight percentage of components insoluble to chloroform at 25.degree. C. of 5% by weight or more and 50% by weight or less; resin (B) having a softening point of 90.degree. C. or more and 120.degree. C. or less, a glass transition temperature of 58.degree. C. or more and less than 75.degree. C., and a weight percentage of components insoluble to chloroform at 25.degree. C. of less than 5% by weight; and resin (C) having a softening point of 80.degree. C. or more and less than 110.degree. C., a glass transition temperature of 45.degree. C. or more and less than 58.degree. C., and a weight percentage of components insoluble to chloroform at 25.degree. C. of less than 5% by weight.
    • 用于制造调色剂的粘合剂树脂包括以下三种树脂(A)至(C):软化点为120℃以上且170℃以下,玻璃化转变温度为58℃的树脂(A) ℃以上且小于75℃,25℃下不溶于氯仿的成分的重量百分数为5重量%以上且50重量%以下。 软化点为90℃以上且120℃以下,玻璃化转变温度为58℃以上且小于75℃的树脂(B),以及不溶于 25℃的氯仿小于5重量%; 和软化点为80℃以上且小于110℃,玻璃化转变温度为45℃以上且小于58℃的树脂(C),并且组分的重量百分比不溶于 在25℃下的氯仿小于5重量%。
    • 3. 发明授权
    • Method of forming fixed images
    • 形成固定图像的方法
    • US07842448B2
    • 2010-11-30
    • US11335661
    • 2006-01-20
    • Shinji MoriyamaYoshihiro FukushimaTakashi KuboYutaka KanamaruEiji Shirai
    • Shinji MoriyamaYoshihiro FukushimaTakashi KuboYutaka KanamaruEiji Shirai
    • G03G15/09
    • G03G15/09G03G2215/0609
    • A method of forming fixed images, including the step of applying a two-component developer containing a carrier and a toner containing a wax and a resin binder containing a crystalline polyester to a two-component development device with a linear speed of from 500 to 5,000 mm/sec, to develop the toner, wherein the crystalline polyester is contained in an amount of from 3 to 40% by weight and the wax in an amount of from 2.5 to 10% by weight, of the toner, and wherein the two-component development device comprises at least three magnet rollers which are arranged closely to each other along the perimeter of a photoconductor, wherein one magnet roller arranged on the uppermost side in the rotational direction of the photoconductor rotates in a direction opposite to the rotational direction of the photoconductor at the point therebetween, and the other magnet rollers rotate in the same direction as the photoconductor at the point therebetween. The method of forming fixed images according to the present invention forms excellent fixed images by, for example, development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
    • 一种形成固定图像的方法,包括将包含载体的双组分显影剂和含有蜡的调色剂和含有结晶聚酯的树脂粘合剂施加到线性速度为500至5,000的双组分显影装置的步骤 mm /秒,以显影调色剂,其中结晶聚酯的含量为3至40重量%,蜡的含量为调色剂的2.5至10重量%,并且其中, 部件显影装置包括沿着光电导体的周边彼此紧密配置的至少三个磁体辊,其中布置在光电导体的旋转方向上的最上侧的一个磁体辊沿与该光电导体的旋转方向相反的方向旋转 光电导体在其间的点处,并且其它磁体辊在与它们之间的点处沿与光电导体相同的方向旋转。 根据本发明的形成固定图像的方法通过例如在电子照相术形成的潜像的显影,静电记录方法,静电印刷方法等来形成优良的固定图像。
    • 6. 发明授权
    • Positively chargeable toner for two-component development
    • 用于双组分显影的积极充电调色剂
    • US06677096B2
    • 2004-01-13
    • US10131028
    • 2002-04-25
    • Hidenori TachiShinji MoriyamaYoshihiro Fukushima
    • Hidenori TachiShinji MoriyamaYoshihiro Fukushima
    • G03G908
    • G03G9/107G03G9/09725
    • A positively chargeable toner for two-component development comprising a resin binder; a colorant; a releasing agent comprising a wax having a melting point of 50° to 120° C.; and an external additive comprising a positively chargeable silica, the positively chargeable silica having an absolute deviation of an error of 0.1 or less, against an approximate straight line showing an adhesion state of silicon atoms to carbon atoms, and a free ratio of 5% or less, wherein the positively chargeable toner is usable together with a ferrite carrier having a saturation magnetization of from 40 to 100 Am2/kg. This positively chargeable toner is used for development of an electrostatic latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
    • 一种用于双组分显影的带正电荷的调色剂,包括树脂粘合剂; 着色剂 包含熔点为50-120℃的蜡的脱模剂; 以及包含可充电性二氧化硅的外部添加剂,所述带正电荷的二氧化硅的绝对偏差为0.1以下的误差,相对于表示硅原子与碳原子的粘附状态的近似直线,游离比为5%或 较少,其中可带正电荷的调色剂与饱和磁化强度为40至100Am 2 / kg的铁氧体载体一起使用。 这种可充正电的调色剂用于显影在电子照相术,静电记录方法,静电印刷方法等中形成的静电潜像。