Aqueous inorganic zinc-rich coating composition

Aqueous inorganic zinc-rich coating composition

  • CN 101,981,137 A
  • Filed: 03/30/2009
  • Published: 02/23/2011
  • Est. Priority Date: 04/04/2008
  • Status: Active Application
First Claim
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1. aqueous inorganic zinc-rich paint composition, it is characterized in that:

  • contain paint vehicle and zinc powder, the concentration that described paint vehicle comprises with 10-50 quality % contains formula M 2OnSiO 2Shown silicate base, contain ammonium ion and contain the aqueous solution of halide-ions with the concentration of 0.01-1M with the concentration of 0.01-0.1M, the proportioning when making dry coating is as follows;

    the binding agent solids component is 5-20 quality %, and zinc powder is 80-95 quality %;

    In the described general formula, M is Na, K, Li or Cs, and n is the number of 2-4.

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