US2016106274A1PendingUtilityA1
Toilet scrubber and toilet cleaner
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Jul 10, 2013Filed: Jul 1, 2014Published: Apr 21, 2016
Est. expiryJul 10, 2033(~7 yrs left)· nominal 20-yr term from priority
Inventors:Sang-Won Eun
B32B 2262/0276A47K 11/10B32B 2255/02B32B 2262/0261B32B 5/022B32B 2432/00B32B 2250/20B32B 5/26A47L 25/00
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Claims
Abstract
Disclosed is a toilet scrubber which comprises a non-woven cleaning fabric layer comprising a cleaning composition, and a functional non-woven fabric layer comprising a functional composition, and a toilet cleaner having the toilet scrubber.
Claims
exact text as granted — not AI-modified1 . A toilet scrubber comprising:
a non-woven cleaning fabric layer comprising a cleaning composition, and a functional non-woven fabric layer comprising a functional composition.
2 . The toilet scrubber according to claim 1 , wherein the cleaning composition comprises an anionic surfactant; an ethanolamine-based compound; a pigment, a dye, or a mixture thereof; and a solvent.
3 . The toilet scrubber according to claim 1 , wherein the functional composition comprises a functional polymer and one or more surfactant.
4 . The toilet scrubber according to claim 3 ,
wherein the functional polymer is selected from the group consisting of a hydrophobic polymer, an acrylic acid polymer, a fluororesin, and a mixture thereof, and the surfactant is a nonionic surfactant, an anionic surfactant, or a mixture thereof.
5 . The toilet scrubber according to claim 4 , which further comprises:
(a) a cationic surfactant, a germicide, or a mixture thereof, (b) a pigment, a dye, or a mixture thereof, (c) a perfume, and (d) a solvent.
6 . The toilet scrubber according to claim 1 , wherein
the non-woven cleaning fabric layer comprises a first polyester-based staple fiber, a first polyamide-based staple fiber, or a mixture thereof, and the functional non-woven fabric layer comprises a second polyester-based staple fiber, a second polyamide-based staple fiber, or a mixture thereof, wherein the first polyester-based staple fiber and the second polyester-based staple fiber are independently selected from the group consisting of polyethylene terephthalate staple fiber, polyethylene naphthalate staple fiber, polybutylene terephthalate staple fiber, poly(1,4-cyclohexylenedimethylene terephthalate) staple fiber, polyester ether staple fiber, polyetheretherketone staple fiber, and a mixture thereof, and the first polyamide-based staple fiber and the second polyamide-based staple fiber are independently selected from the group consisting of nylon 6, nylon 66, nylon 11, nylon 610, nylon 612, nylon 4, aromatic nylon and aramid.
7 . A toilet cleaner comprising:
the toilet scrubber of claim 1 , and a handle connected to one side of the toilet scrubber.
8 . A method of preparing a toilet scrubber comprising the steps of:
forming a first non-woven fabric by using a first polyester-based staple fiber, a first polyamide-based staple fiber, or a mixture thereof; coating a cleaning composition on the first non-woven fabric to form a non-woven cleaning fabric layer; forming a second non-woven fabric by using a second polyester-based staple fiber, a second polyamide-based staple fiber, or a mixture thereof; coating a functional composition on the second non-woven fabric to form a functional non-woven fabric layer; laminating the non-woven cleaning fabric layer on the functional non-woven fabric layer to form a laminate sheet; and cutting the laminate sheet.Join the waitlist — get patent alerts
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