Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
C428S537500, C428S507000, C428S326000, C428S328000, C428S330000, C427S391000, C427S395000
A multi layer composite having oil and grease resistance comprising:a) a paper or paperboard substrate,b) a base coat on a surface of said substrate comprising a first polymer selected from the group consisting of film forming natural and synthetic polymers in the substantial absence of a mineral pigment filler, andc) a top coat on a surface of said base coat, said top coat comprising a continuous polymer phase comprising one or more film forming synthetic polymers having dispersed therein at least one platy mineral pigment and at least one non-platy mineral pigment. This invention also relates to a method of making the composite and articles of manufacture fabricated totally or in part from the composite of this invention where oil and grease resistance is required or desired, such as container, bags and wraps for packaging oily or greasy materials such as animal and human food.
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Barnes, III Thomas W.
International Paper Company
Sommer Evelyn M.
Stewart, III Richard C.
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