Biodegradable Absorbent Articles
AssigneeEveryone's Earth Inc.
InventorsNicole M. Richards, Thomas C. Kallish
Life of this patent
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Abstract
A biodegradable, disposable absorbent article, such as a diaper, having a non-woven inner layer of natural fibers and a non-woven outer layer of natural fibers and a treatment applied to at least one surface thereof. The treatment includes at least one compound selected from the group consisting of waxes, urethanes, silicones, fluorocarbons, and non-fluorochemical repellants. The absorbent article has a core of natural fibers or fibrous material, and optionally polyacrylate superabsorbent particles, positioned between the inner layer and the outer layer. The article may contain polylactic acid films between the layers.
Claims20
A disposable absorbent article comprising:
- a non-woven inner layer comprising natural fibers;
- a non-woven outer layer comprising natural fibers and a treatment comprising at least one compound selected from the group consisting of waxes, urethanes, silicones, fluorocarbons, non-fluorochemical repellants applied to at least one surface thereof;
- and
- a core comprising natural fibers or fibrous material positioned between the inner layer and the outer layer.
A biodegradable diaper comprising:
- a non-woven inner layer comprising cotton;
- an outer layer comprising cotton treated with a hydrophobic agent selected from the group consisting of waxes, urethanes, silicones, fluorocarbons, and non-fluorochemical repellants and combinations thereof;
- and
- an absorbent core comprising cotton and polyacrylate superabsorbent particles positioned between the inner layer and the outer layer.
Dependencies are inferred from the claim text.