Fluorophthalocyanine photodynamic water sterilization

  • US Patent No. 9150431
  • Issued: October 06, 2015
  • Status: Active

A method of purifying or sanitizing contaminated water to be potable, by exposing the water in the presence of light, to an electrically neutral metal complex of a perfluoroalkylated fluorinated phthalocyanine photosensitizer, having only external R groups with C—F bonds, preferably F64PcZn; whereby, a sufficient quantity of singlet oxygen is provided by the chemical reaction of the light and the photosensitizer to destroy the pollutants or pathogens present in the contaminated water.

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