Porous plastic media with antiviral or antimicrobial properties and processes for making the same

Publication Date

May 8, 1990

Patent Number

US6551608B2

Abstract

A novel, biocidal, aqueous composition for killing bacteria, spores, fungi, and viruses on nonabsorbent surfaces comprises at least one quaternary ammonium salt, at least one aliphatic dialdehyde having from two to six carbon atoms, and at least one aliphatic hydroxyl compound having from one to eight atoms. Optionally, a chelating agent and an inorganic nitrite salt may be employed. This sterilant kills bacteria, spores, fungi, and viruses over a pH range from about pH 4 to about pH 9.

Porous plastic media with antiviral or antimicrobial properties and processes for making the same