Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
January 31, 2017
Patent Application Number
12988663
Date Filed
May 14, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method of coating with an aqueous coating composition having a pH <5 of silica nanoparticles having a, average particle diameter of ≦40 nm, silica nanoparticles having an average particle diameter of ≧50 nm, and a tetraalkoxysilane. The resulting coatings are substantially uniform in thickness, durably adheres to the substrate, and provides antireflection and or hydrophilic surface properties to the substrate.
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