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Static-dissipative coating technology

  • US 10,604,442 B2
  • Filed: 11/16/2017
  • Issued: 03/31/2020
  • Est. Priority Date: 11/17/2016
  • Status: Active Grant
First Claim
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1. A transparent substrate on which there is provided a static-dissipative coating, the static-dissipative coating including a film comprising titania over a base film, the film comprising titania being exposed so as to define an outermost face of the static-dissipative coating, the film comprising titania having a thickness of greater than 25 angstroms but less than 150 angstroms, and wherein the film comprising titania comprises substoichiometric TiOx, where x is less than 2 but greater than 1.8, the static-dissipative coating having a surface roughness Ra in a range of between about 0.05 and about 5 nm, the static-dissipative coating characterized by an indoor dust collection factor of less than 0.145, the indoor dust collection factor being grams of dust and calculated in accordance with Glass Dust Hazing test method of IBR JN 16775.

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