Method for producing photocatalyst and photocatalyst filter for air cleaning
US11452994B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Aug 8, 2018 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Jan 31, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed is a method for producing a photocatalyst for air cleaning. The present production method comprises the steps of: preparing titanium dioxide (TiO2); attaching platinum to a surface of the titanium dioxide; and attaching fluoro to the platinum-attached surface of the titanium dioxide to obtain surface-modified titanium dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.