Patent · US Active

Method for producing photocatalyst and photocatalyst filter for air cleaning

US11452994B2 · kind B2 · utility

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6References
6Claims
0Family size

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Key dates

Filing dateAug 8, 2018
Grant dateSep 27, 2022
Priority date
Expiry dateJan 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.