Building panel coatings
AssigneeArmstrong World Industries, Inc.
InventorsDavid A. SMITH, Anna G. FAZZINI, Dino J. CAPERS, Christian BUSQUE
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Abstract
Described herein are panel coating compositions, building panel and a ceiling panel assembly having such coating compositions. The coating compositions are useful in obtaining stable and splotch-free finished paint on large panels.
Claims30
A building panel coating composition comprising calcium carbonate, aluminum hydroxide, zinc borate, a rheology modifier, a defoamer, a dispersing agent, a whitening pigment, and an anionic wax emulsion.
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-34. (canceled)
A coating composition comprising:
- a liquid carrier;
- and
- a solid blend comprising:
- calcium carbonate;
- aluminum hydroxide;
- zinc borate;
- a rheology modifier;
- a defoamer;
- a dispersing agent;
- a pigment;
- and an anionic wax emulsion;
- and
- wherein the liquid carrier is present in an amount ranging from 5 wt. % to 45 wt. % based on the total weight of the coating composition.
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A method of coating a building panel substrate comprising:
- a) applying the coating composition according 35 to a substrate;
- and
- b) drying the coating composition such that the liquid carrier is removed from the substrate.
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Dependencies are inferred from the claim text.