Disposable cleaning sheets comprising a plurality of protrusions for removing debris from surfaces
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Abstract
Disposable cleaning sheets for removing debris from a surface comprise a substrate and a plurality of protrusions affixed to the substrate. The cleaning sheets of the present invention have one or more of the following characteristics: (a) “Protrusion Flexibility” of at least about 0.5 grams, preferably from about 1 to about 200 grams, and more preferably from about 5 to about 70 grams; (b) “Glide Resistance” of less than about 1200 grams, preferably from about 25 to about 950 grams, and more preferably from about 200 to about 750 grams; (c) “Hair Capture Efficiency” of at least about 10%, preferably at least about 30%, and more preferably at least about 60%; and/or (d) “Sheet Capacity” of from about 0.2 to about 20 grams, preferably from about 0.5 to about 10 grams, and more preferably from about 0.75 to about 5 grams. When the present cleaning sheet is attached to a cleaning implement, the Attachment Force between the cleaning sheet and the cleaning implement will typically be at least about 600 grams, preferably at least about 1000 grams, and more preferably at least about 1400 grams. Methods of removing debris from a surface comprise contacting the surface with a cleaning sheet of the present invention.
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Citations
48 Claims
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1-28. -28. (canceled)
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29. A substantially planar disposable cleaning sheet in combination with a cleaning implement, said sheet comprising:
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i) at least one layer of a substantially planar fibrous substrate material said layer having a front, a back and side edges, a first outer surface and a second outer surface, wherein said substrate comprises a nonwoven material; and
a plurality of protrusions affixed to at least one of said first and second outer surfaces of said substrate layer and extending outwardly therefrom and away from said implement in order to contact a surface to be cleaned, wherein said disposable cleaning sheet is removably attached to a cleaning implement at a surface thereof, said surface of said cleaning implement being generally planar and suitable for disposing said sheet into generally planar contact with a surface to be cleaned. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47)
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48. A disposable cleaning mitt, said cleaning mitt having a cleaning sheet for cleaning a soft surface, said sheet comprising:
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i) at least one layer of a substrate material, said layer having a first outer surface and a second outer surface wherein at least a portion of said substrate material is substantially planar;
ii) a polymeric additive for retaining particulate matter onto said cleaning sheet, wherein said polymeric additive is chosen from at least one of a pressure sensitive adhesive, a tacky polymer, and mixtures thereof and wherein said polymeric additive is applied to at least one of said first and second outer surfaces of said substrate material at a level of at least about 0.1 g/m2; and
iii) a plurality of protrusions affixed to at least one of said first and second outer surfaces of said substrate material and extending outwardly therefrom in order to contact a surface to be cleaned;
iv) said cleaning sheet being incorporated into a mitt, whereby a user can insert a hand onto the mitt and contact said protrusions with a surface to be cleaned.
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Specification