GYRICON DISPLAY CONTAINING MODIFIED PARTICLES WITH AN ORGANIC GROUP ATTACHED TO PIGMENT
    1.
    发明申请
    GYRICON DISPLAY CONTAINING MODIFIED PARTICLES WITH AN ORGANIC GROUP ATTACHED TO PIGMENT 审中-公开
    含有改性颗粒的GYRICON显示器与有机组连接到颜料

    公开(公告)号:WO0235502A3

    公开(公告)日:2003-04-10

    申请号:PCT/US0132328

    申请日:2001-10-18

    Applicant: CABOT CORP

    CPC classification number: G02B26/026 G09F9/372

    Abstract: A gyricon display containing modified particles is disclosed. the gyricon display has an arrangement of bichromal or polychromal elements which are disposed between a first and second electrode. One of the electrodes is substantially visually transparent. The display also has menas for creating a potential difference between the two electrodes. Also, each bichromal element has two hemispheres, wherein one of the hemispheres has at least a surface containing at least one modified colored pigment having attached at least one organic group and the other hemisphere has at least a surface with a different color and different electrical property. The organic group preferably includes at least one ionic, ionizable group, or both. Each bichromal or polychromal element is enclosed with a shell wherein a liquid is present between the shell and the element so the element is free to rotate in response. Methods of making the gyricon display are also disclosed.

    Abstract translation: 公开了包含改性颗粒的陀螺仪显示器。 陀螺仪显示器具有布置在第一和第二电极之间的双色或多色元件的排列。 其中一个电极基本上是视觉上透明的。 显示器还具有在两个电极之间产生潜在差异的技巧。 此外,每个双色元件具有两个半球,其中一个半球具有至少一个含有至少一个附着至少一个有机基团的改性着色颜料的表面,另一个半球具有至少一个具有不同颜色和不同电性能的表面 。 有机基团优选包括至少一个离子,可离子化基团或两者。 每个双色或多色元件用壳封闭,其中在壳和元件之间存在液体,使得元件响应地自由旋转。 还公开了制作陀飞轮显示器的方法。

    6.
    发明专利
    未知

    公开(公告)号:AT331000T

    公开(公告)日:2006-07-15

    申请号:AT99951860

    申请日:1999-10-08

    Applicant: CABOT CORP

    Abstract: A polymer coated modified carbon product is described wherein the polymer at least partially coats a modified carbon product. The modified product preferably has at least one organic group attached to the carbon product and the organic group is preferably substituted with an ionic, ionizable, or polar group for preparation in polar or aqueous based media. Methods of making the polymer coated modified carbon product are also described, such as by aqueous-based or solvent free polymerization methods, organic solvent based polymerization methods, or solution coating methods. Polymeric products and masterbatches containing the polymer coated modified carbon products are also described as well as methods to improve properties such as impact properties and tensile properties. Polymer coated modified colored pigments, methods of making the same, and polymeric products and masterbatches containing polymer coated modified colored pigments are also described.

    7.
    发明专利
    未知

    公开(公告)号:ES2193059T3

    公开(公告)日:2003-11-01

    申请号:ES00916090

    申请日:2000-03-03

    Applicant: CABOT CORP

    Abstract: The present invention relates to a process for preparing surface-modified colored pigments. The process includes the steps of: preparing a reaction batch comprising a treating agent and a diazotizing agent; adding a colored pigment to the batch; and mixing the colored pigment and the batch under high shear conditions to form a reaction product comprising a surface-modified colored pigment. The treating agent has an organic group which comprises at least one diazotizable group. In a preferred embodiment the diazotizable group comprises a) at least one aromatic group or at least one C1-C20 alkyl group, and b) at least one ionic group, ionizable group, nonionic group, or a mixture thereof. The surface-modified colored pigments prepared by the process of the present invention have been found useful in aqueous or solvent based compositions and particularly in ink jet ink compositions.

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