发明授权
US08715407B2 High-gloss multilayer effect pigments having a non-silver interference color and a narrow size distribution, and method for the production thereof 有权
具有非银干涉色和窄尺寸分布的高光泽多层效应颜料及其制造方法

  • 专利标题: High-gloss multilayer effect pigments having a non-silver interference color and a narrow size distribution, and method for the production thereof
  • 专利标题(中): 具有非银干涉色和窄尺寸分布的高光泽多层效应颜料及其制造方法
  • 申请号: US13142520
    申请日: 2010-08-09
  • 公开(公告)号: US08715407B2
    公开(公告)日: 2014-05-06
  • 发明人: Dirk SchumacherMichael GrünerGünter Kaupp
  • 申请人: Dirk SchumacherMichael GrünerGünter Kaupp
  • 申请人地址: DE
  • 专利权人: Eckart GmbH
  • 当前专利权人: Eckart GmbH
  • 当前专利权人地址: DE
  • 代理机构: Ostrolenk Faber LLP
  • 优先权: DE102009037933 20090819
  • 国际申请: PCT/EP2010/004866 WO 20100809
  • 国际公布: WO2011/020571 WO 20110224
  • 主分类号: C04B14/20
  • IPC分类号: C04B14/20
High-gloss multilayer effect pigments having a non-silver interference color and a narrow size distribution, and method for the production thereof
摘要:
Multilayer pearlescent pigments comprising platelet-shaped transparent substrates provided with an optically active coating, where the coating includes at least (a) a nonabsorbing high-index layer A having a refractive index n≧1.8, (b) a low-index layer B having a refractive index n
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