会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明授权
    • Admixture of cement composition
    • 水泥组合物的外加剂
    • US06190451B1
    • 2001-02-20
    • US09369149
    • 1999-08-05
    • Sumio SoyaMakoto SaitoTohru YamamotoYasuhito Wakabayashi
    • Sumio SoyaMakoto SaitoTohru YamamotoYasuhito Wakabayashi
    • C04B2404
    • C04B24/125C04B2103/20
    • An additive for an admixture of a cement composition, especially, a retarder of a cement composition, capable of exhibiting excellent retardation effect with a smaller addition amount and easily controlling the retardation time by adjusting the addition amount. An admixture of a cement composition, comprising a cement and at least one iminodiacetic acid or salt thereof represented by formula (I): wherein the M groups each independently represents a hydrogen atom, an alkali metal atom, an ammonium group or a substituted ammonium group; Y represents a divalent alkyl group having from 1 to 5 carbon atoms and the divalent alkyl group may be substituted by a hydroxyl group or a COOM group wherein M represents a hydrogen atom, an alkali metal atom, an ammonium group or a substituted ammonium group; and W represents a hydrogen atom, a hydroxyl group or a COOM group wherein M represents a hydrogen atom, an alkali metal atom, an ammonium group or a substituted ammonium group.
    • 一种用于混合水泥组合物,特别是水泥组合物的缓凝剂的添加剂,其能够以较小的添加量显示出优异的延迟效果,并且通过调节添加量容易地控制延迟时间。 一种水泥组合物的混合物,其包含由式(I)表示的水泥和至少一种亚氨基二乙酸或其盐:其中M基团各自独立地表示氢原子,碱金属原子,铵基或取代的铵基 ; Y表示具有1至5个碳原子的二价烷基,二价烷基可以被羟基或COOM基团取代,其中M表示氢原子,碱金属原子,铵基或取代的铵基; W表示氢原子,羟基或COOM基,其中M表示氢原子,碱金属原子,铵基或取代的铵基。