Composition for providing grease and water resistant properties without use of a fluorinated compound, method of making the composition, and pulp molded article made by the method thereof
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United States of America Patent
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Aug 8, 2023
Grant Date -
Oct 8, 2020
app pub date -
Apr 3, 2020
filing date -
Apr 4, 2019
priority date (Note) -
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Abstract
A food-safe composition and resulting article with grease and water resistance properties comprised of a petroleum wax based aqueous emulsion, a food-safe coating formulation, and an alkyl ketene dimer (AKD), wherein the composition exhibits grease and water resistant properties without a fluorinated compound present in the composition. A method of making the composition and a method of using the composition to form pulp molded articles such as food-safe containers and other pulp-based food packaging and utensils are provided.
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