Nanodiamond material, method and device for purifying and modifying a nanodiamond
US8389584B2 · kind B2 · utility
6Cited by
1References
26Claims
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Key dates
| Filing date | Nov 13, 2009 |
| Grant date | Mar 5, 2013 |
| Priority date | — |
| Expiry date | Dec 29, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/845
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Nanodiamond material containing carbon, hydrogen, nitrogen and oxygen characterized by the absence of sp2 carbon phase based on X-ray photoelectron spectroscopy analysis and containing more than approximately 11 wt % of oxygen and demonstrating a pH approximately below 2.5 when dispersed in an amount of 10 wt % in deionized water. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.