PPG patents waterborne coating composition

March 19, 2012

U.S. 2,011,054,113
Waterborne coating compositions, related methods and coated substrates (disclosed are coating compositions that include a continuous phase that includes water and a dispersed phase that includes a microgel having a mean particle size of greater than 50 nanometres. The microgel is formed from reactants selected so as to provide a copolymer having a certain calculated Tg and includes a cycloaliphatic (meth)acrylate).

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