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Application US20190136082
Published 2019-05-09
Aqueous Coating Compositions Containing Polymer Dispersion With Low Electrical Conductivity And Phyllosilicates For Oxygen Barrier Coatings
Described is an aqueous coating composition comprising an aqueous dispersion of a radically polymerized addition polymer and phyllosilicate. The aqueous polymer dispersion has a particularly low electrical conductivity. The composition can be used for providing oxygen barrier properties to polymer films.
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- 1. An aqueous coating composition, comprising:
(a) at least one aqueous dispersion of a radically polymerized addition polymer, and (b) at least one phyllosilicate, wherein the at least one aqueous dispersion has an electrical conductivity below 0.6 mS/cm, measured at a concentration of 2.5 wt.-% of solids and at 20° C.
