US2014230847A1PendingUtilityA1
Cleaning implement
Est. expiryFeb 19, 2033(~6.6 yrs left)· nominal 20-yr term from priority
Inventors:David John Pung
A47L 13/17A47L 13/16
47
PatentIndex Score
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Claims
Abstract
A cleaning implement includes an erodible foam adapted to contact a surface to be cleaned and a hydrophobic film attached to the erodible foam. The erodible foam is adhered to the hydrophobic film with an adhesive attachment. The cleaning implement may also include a handle attached to the impermeable film.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A cleaning implement comprising:
a) an erodible foam adapted to contact a surface to be cleaned, and b) a hydrophobic film attached to the erodible foam, wherein the erodible foam is adhered to the hydrophobic film with an adhesive attachment.
2 . The cleaning implement of claim 1 , wherein the erodible foam is heat-compressed.
3 . The cleaning implement of claim 2 , wherein the heat-compressed erodible foam has an average pore size of about 50 μm to about 250 μm.
4 . The cleaning implement of claim 2 , wherein the heat-compressed erodible foam has an average pore size of about 80 microns to about 150 microns.
5 . The cleaning implement of claim 2 , wherein the heat-compressed erodible foam substrate has a density of about 18 kg/m 3 to about 25 kg/m 3 .
6 . The cleaning implement of claim 2 , wherein the heat-compressed erodible foam substrate is a heat-compressed melamine foam substrate.
7 . The cleaning implement of claim 1 , wherein the erodible foam has a thickness of at least about 5 mm.
8 . The cleaning implement of claim 1 , further comprising a handle attached to the hydrophobic film.
9 . The cleaning implement of claim 1 , further comprising an active agent impregnated in the erodible foam.
10 . The cleaning implement of claim 9 , wherein the active agent is selected from the group consisting of surfactants, bleaching agents, limescale reducing agents, biocides, solvents, and mixtures thereof.
11 . A cleaning implement comprising:
a) an erodible foam adapted to contact a surface to be cleaned, and b) a impermeable film attached to the erodible foam, wherein erodible foam is adhered to the film with an adhesive attachment.
12 . The cleaning implement of claim 11 , wherein the erodible foam is heat-compressed.
13 . The cleaning implement of claim 12 , wherein the heat-compressed erodible foam has an average pore size of about 50 μm to about 250 μm.
14 . The cleaning implement of claim 12 , wherein the heat-compressed erodible foam has an average pore size of about 80 microns to about 150 microns.
15 . The cleaning implement of claim 12 , wherein the heat-compressed erodible foam substrate has a density of about 18 kg/m 3 to about 25 kg/m 3 .
16 . The cleaning implement of claim 12 , wherein the heat-compressed erodible foam substrate is a heat-compressed melamine foam substrate.
17 . The cleaning implement of claim 11 , wherein the erodible foam has a thickness of at least about 5 mm.
18 . The cleaning implement of claim 11 , further comprising a handle attached to the hydrophobic film.
19 . The cleaning implement of claim 11 , further comprising an active agent impregnated in the erodible foam.
20 . The cleaning implement of claim 19 , wherein the active agent is selected from the group consisting of surfactants, bleaching agents, limescale reducing agents, biocides, solvents, and mixtures thereof.
21 . A method of cleaning a surface comprising the steps of:
a) providing a cleaning implement comprising an erodible foam substrate, an impermeable film attached adhered to the film with an adhesive attachment, and a handle attached to the impermeable film; and b) rubbing said cleaning implement against a surface.
22 . The method of claim 21 further comprising the step of wetting the cleaning implement with an appropriate solvent prior to step b.Join the waitlist — get patent alerts
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