Water-resistant gypsum composition
AssigneeErgon, Inc.
InventorSteven J. Wantling
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Abstract
The present invention relates to water-resistant gypsum compositions, methods of making such composition, as well as manufacturing methods and products comprising such compositions.
Claims40
A water-resistant gypsum composition comprising gypsum and an emulsion comprising slack wax, microcrystalline wax, naphthenic oil, an emulsifier and a dispersing agent.
An aqueous emulsion comprising water, slack wax, microcrystalline wax, naphthenic oil, an emulsifier and a dispersing agent.
A method of making an aqueous emulsion comprising mixing a hydrocarbon phase comprising slack wax, microcrystalline wax and naphthenic oil with an aqueous phase comprising water, an emulsifier and a dispersing agent.
A method for producing a water-resistant gypsum composition comprising mixing an aqueous slurry comprising calcined gypsum and a waterproofing emulsion, said emulsion comprising slack wax, microcrystalline wax, naphthenic oil, an emulsifier and a dispersing agent.
A slurry composition for forming a water-resistant gypsum composition, said slurry composition comprising an aqueous slurry comprising calcined gypsum and a waterproofing emulsion, said emulsion comprising slack wax, microcrystalline wax, naphthenic oil, an emulsifier and a dispersing agent.
Dependencies are inferred from the claim text.