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US 7,442,671 B2Granted
O-phenylphenol/alkoxylated amine wood protection compositions
AssigneeContechem Inc.
InventorEugene L. Mitch
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Abstract
A composition for protecting wood from decay, mildew and sapstain comprises o-phenylphenol in combination with an alkoxylated amine, wherein the weight ratio of alkoxylated amine to o-phenylphenol ranges from 1:1 to 10:1. Organic or inorganic acids may be added to enhance solubility of the alkoxylated amines.
Claims7
A composition for protecting freshly cut Douglas fir from sapstain, consisting essentially of an aqueous emulsion containing 0.1 to 0.5 weight percent of o-phenylphenol and an alkoxylated amine in a weight ratio of 1:1 to 9:1 relative to the weight of o-phenylphenol.
Dependencies are inferred from the claim text.