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Porous coatings

  • US 10,047,880 B2
  • Filed: 10/15/2015
  • Issued: 08/14/2018
  • Est. Priority Date: 10/15/2015
  • Status: Active Grant
First Claim
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1. A porous coating applied onto a substrate, comprising:

  • metallic particles comprising aluminum, magnesium and tin, wherein the aggregate amount of magnesium and tin is not greater than 15 wt %, based on the weight of the porous coating, and the balance is aluminum;

    wherein the porous coating has an average particle diameter ranging from about 35 to about 55 μ

    m;

    a thickness ranging from about 300 to about 400 μ

    m;

    a median pore diameter ranging from about 7 to about 12 μ

    m; and

    an overall porosity ranging from about 40% to about 60% based on the overall volume of the coating.

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