Patent · US Expired

Photoreactive noxious substance purging agent and photoreactive noxious substance purging material using the agent

US5670247A · kind A · utility

13Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 1995
Grant dateSep 23, 1997
Priority date
Expiry dateSep 28, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/614
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

Disclosed is a photoreactive noxious substance purging agent comprising a photoreactive semiconductor, a carrier, and a microfibrillated microfiber. In this photoreactive noxious substance purging agent, loss of the photoreaction effective surface of the photoreactive semiconductor can be held down to the minimum and a sufficient noxious substance removing characteristics can be exhibited.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.