Laminate product, method for manufacturing, and article
AssigneeWausau Paper Specialty Products, LLC
InventorsThomas R. Trochlil, John E. Katchko
Life of this patent
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Abstract
The invention relates to a laminate comprising a first web of fibers and a first film that together form a first ply and a second web of fibers and a second film that together form a second ply, wherein an adhesive layer is disposed between the plies and serves as a grease barrier. A laminate according to the invention serves as a grease barrier without the need for fluorochemical treatment. The invention also relates to a method of making a laminate comprising forming a first ply and a second ply and applying an adhesive layer between the plies. The invention also relates to an article comprising a laminate and a charge of oil and popcorn.
Claims26
A laminate comprising:
- (a) a first ply comprising a first web of fibers having a first side and a second side, and a first film covering at least one of the first side and the second side, wherein the first web of fibers:
- (i) has a weight of between 12 and 45 pounds per 3,000 ft2;
- and
- (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm3 and 500 cm3;
- (b) a second ply comprising a second web of fibers having a first side and a second side, and a second film covering at least one of the first side and the second side, wherein the second web of fibers has:
- (i) a weight of between 12 and 45 pounds per 3000 ft2;
- and
- (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm3 and 500 cm3;
- and
- (c) adhesive adhering the first ply to the second ply.
A laminate comprising:
- (a) a first ply comprising a first web of fibers having a first side and a second side, and a first film covering at least one of the first side and the second side, wherein the first web of fibers:
- (i) has a weight of between 12 and 45 pounds per 3000 ft2;
- and
- (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm3 and 500 cm3;
- (b) a second ply comprising a second web of fibers having a first side and a second side, and a second film covering at least one of the first side and the second side, wherein the second web of fibers has:
- (i) a weight of between 12 and 45 pounds per 3000 ft2;
- and
- (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm3 and 500 cm3;
- (c) adhesive adhering the first ply to the second ply, wherein the adhesive is effective to holdout grease.
Dependencies are inferred from the claim text.