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Hydrophilic self-cleaning coating compositions

  • US 9,428,666 B2
  • Filed: 03/22/2013
  • Issued: 08/30/2016
  • Est. Priority Date: 03/22/2013
  • Status: Expired due to Fees
First Claim
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1. A coating composition, comprising:

  • at least one polymeric binder;

    an activated perlite or an activated expanded perlite dispersed in the at least one polymeric binder; and

    a hydrophilic activating agent on the activated perlite or activated expanded perlite.

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