High-impervious microcrystal self-curing type cement additive

High-impervious microcrystal self-curing type cement additive

  • CN 101,786,822 A
  • Filed: 05/05/2009
  • Published: 07/28/2010
  • Est. Priority Date: 05/05/2009
  • Status: Active Application
First Claim
Patent Images

1. a high-impervious microcrystal self-curing type cement additive is characterized in that, its component and content are:

  • Active silica 30-50%Ground blast furnace slag or flyash or quartzose silicon powder or limestone powder 32-55%Phosphoric acid salt 5-8%Water reducer 7-11%Above-mentioned percentage ratio is weight percentage.

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