Photocatalyst material, method for decomposition of organic material, interior member, air purification device, and apparatus for preparation of oxidizing agent
US8536084B2 · kind B2 · utility
1Cited by
2References
10Claims
0Family size
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Key dates
| Filing date | Mar 19, 2009 |
| Grant date | Sep 17, 2013 |
| Priority date | — |
| Expiry date | Jan 3, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J37/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention provides a tungsten trioxide microparticle carrying on its surface divalent copper salt. The divalent copper salt is utilized to perform a multi-electron reduction of oxygen. The tungsten trioxide exhibits a high oxidative decomposition activity when exposed to visible light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.