发明授权
US5421878A Pure-colored iron oxide direct red pigments, a process for their production and their use 失效
纯色氧化铁直接红色颜料,其生产和使用的过程

  • 专利标题: Pure-colored iron oxide direct red pigments, a process for their production and their use
  • 专利标题(中): 纯色氧化铁直接红色颜料,其生产和使用的过程
  • 申请号: US217191
    申请日: 1994-03-24
  • 公开(公告)号: US5421878A
    公开(公告)日: 1995-06-06
  • 发明人: Klaus LerchGunter Buxbaum
  • 申请人: Klaus LerchGunter Buxbaum
  • 申请人地址: DEX Leverkusen
  • 专利权人: Bayer AG
  • 当前专利权人: Bayer AG
  • 当前专利权人地址: DEX Leverkusen
  • 优先权: DEX4235947.3 19921023; DEX4235944.9 19921023
  • 主分类号: C01G49/06
  • IPC分类号: C01G49/06 C09C1/24 C09C1/22
Pure-colored iron oxide direct red pigments, a process for their
production and their use
摘要:
This invention relates to new pure-colored iron oxide direct red pigments, to a process for their production and to their use for pigmenting lacquers, plastics, building materials and ceramics.
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