Process for on-site production of ultra-high-purity hydrogen peroxide for the electronics industry
US6274114A · kind A · utility
13Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1999 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | Jun 16, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B15/022
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Process for preparing hydrogen peroxide, comprising the following steps: PA1 a) a step of reduction of dioxygen in acidic medium with a hydrophobic organometallic complex, and PA1 b) a step of separation of the oxidized organometallic complex resulting from step a) and of the hydrogen peroxide by liquid/liquid extraction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.