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    • 10. 发明授权
    • Laser beam writing material, material for forming the same, and display body
    • 激光束书写材料,其形成材料和显示体
    • US06936358B2
    • 2005-08-30
    • US10270600
    • 2002-10-16
    • Katsuya KumeKatsuyuki OkazakiMakoto Kai
    • Katsuya KumeKatsuyuki OkazakiMakoto Kai
    • B41M5/26B32B9/00
    • B41M5/262Y10T428/8305
    • A laser beam writing material having: silicon dioxide; and a titanium-containing compound fixed with the silicon dioxide and capable of being changed in color by irradiation with a laser beam; wherein when a color-changed portion in the laser beam writing material is formed by irradiation with the laser beam and exposed to the air at 600° C. for 30 minutes, contrast between the color-changed portion and a color-unchanged portion in the laser beam writing material is not lower than 0.60; a material for forming the laser beam writing material, having a mixture at least including the titanium-containing compound and an MQ resin; and a display body having a color-changed portion formed by irradiation with the laser beam in the laser beam writing material.
    • 一种具有:二氧化硅的激光束书写材料; 和固定有二氧化硅并能够通过用激光束照射而变色的含钛化合物; 其中当激光束书写材料中的变色部分通过用激光束照射并在600℃下暴露于空气中30分钟形成时,色变化部分和 激光束写入材料不低于0.60; 用于形成激光束书写材料的材料,其具有至少包含含钛化合物和MQ树脂的混合物; 以及具有通过在激光束写入材料中照射激光而形成的变色部分的显示体。