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US 9,314,142 B2Granted
Dispersible nonwoven wipe material
AssigneeGeorgia-Pacific Nonwovens LLC
InventorsJohn Perry Baker, Maria Curran, Jeffrey Scott Hurley, Ronald Timothy Moose, Jacek K. Dutkiewicz, Manuel Vidal Murcia, Thomas Hess
Life of this patent
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Abstract
A dispersible, nonwoven multistrata wipe material that is stable in a wetting liquid and flushable in use is provided. More particularly, the materials are multilayered structures including, but not limited to, two, three, or four layers to form the dispersible nonwoven wipe material. The layers contain combinations of cellulosic and noncellulosic fibers, and optionally a binder or additive.
Claims15
A dispersible, multistrata nonwoven wipe material, comprising
- (A) a first layer comprising
- (a) from about 50 to about 100 weight percent cellulosic fibers and
- (b) from about 0 to about 50 weight percent bicomponent fibers;
- (B) a second layer disposed adjacent to the first layer comprising
- (a) from about 0 to about 20 weight percent cellulosic fibers and
- (b) from about 80 to about 100 weight percent bicomponent fibers;
- (C) a third layer disposed adjacent to the second layer comprising
- (a) from about 50 to about 100 weight percent cellulosic fibers and
- (b) from about 0 to about 50 weight percent bicomponent fibers;
- wherein the second layer is disposed between the first and third layers;
- wherein the wipe material is dispersible in water;
- wherein the wipe materials is structurally stable in a wetting liquid;
- and
- wherein at least a portion of at least one outer layer is coated on an external surface with binder.
11 more elements
Dependencies are inferred from the claim text.