Organic acid activation of persulfates
US9821353B2 · kind B2 · utility
5Cited by
10References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 21, 2013 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Mar 21, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2305/02
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention is directed to a method of oxidizing an organic compound present in soil, groundwater, process water or wastewater comprising contacting such organic compound with a persulfate and an organic acid selected from the group consisting of ascorbic acid, formic acid, oxalic acid, lactic acid and citric acid, wherein the molar ratio of such organic acid to persulfate is between 1:100 and 3:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.