Absorbent articles comprising nanoparticles
US7988779B2 · kind B2 · utility
1,086Cited by
24References
2Claims
0Family size
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Inventors
Key dates
| Filing date | Nov 1, 2004 |
| Grant date | Aug 2, 2011 |
| Priority date | — |
| Expiry date | Apr 14, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to soft surface coatings and absorbent articles comprising composite materials that are functionalized nanoparticles and in particular, metal-loaded nanoclays. In one embodiment, the metal is silver and the nanoparticle comprises a nanoclay. Silver ion is reduced to its neutral metal state (Ag0) and loaded onto the nanoclay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.