Cleaning pad
US-9220389-B2 · Dec 29, 2015 · US
US9023905B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9023905-B2 |
| Application number | US-201213404044-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 24, 2012 |
| Priority date | Feb 24, 2011 |
| Publication date | May 5, 2015 |
| Grant date | May 5, 2015 |
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The present invention relates to a cleaning implement based on melamine formaldehyde foams comprising, abrasive particles and to a method of cleaning a hard surface with said cleaning implement.
Opening claim text (preview).
What is claimed is: 1. A cleaning implement comprising: a first foam layer comprising a melamine formaldehyde resin foam comprising from about 0.01% to about 45% by weight of abrasive particles having an average particles diameter in the range from about 5 μm to about 3 mm and a second foam layer, wherein the % by weight are based on the total weight of abrasive particles plus melamine-formaldehyde precondensate used for foam production, wherein the first foam layer is permanently…
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