Phosphonate functional antimicrobial coatings for metal surfaces
AssigneeNano Safe Coatings Incorporated
InventorsLukasz Porosa, Gideon Wolfaardt, Daniel Foucher
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Abstract
The invention relates to quaternary ammonium multi-dentate mono-, bis-, tris- and tetrakis-phosphonate compounds, processes for preparing quaternary ammonium multi-dentate mono-, bis-, tris- and tetrakis-phosphonate compounds, antimicrobial coating compositions comprising quaternary ammonium multi-dentate mono-, bis-, tris- and tetrakis-phosphonate compounds and method of treating a surface with said compositions to provide a durable, antimicrobial-treated surface.
Claims8
A method of reducing growth of at least one microbe on an antimicrobial coated surface coated with an antimicrobial composition comprising a compound of formula (I)
- wherein
- R1 and R2 are independently hydrogen, methyl, ethyl, isopropyl or n-propyl;
- m is 15, 16, 17, 18 or 19;
- n is 0, 1, 2, 3, 4, 5 or 6;
- and
- X is chloro, bromo or iodo;
- and an environmentally friendly carrier.
A method of reducing biofilm formation on a surface by at least one microorganism, said at least one microorganism selected from the group consisting of Gram negative bacteria, Gram positive bacteria and combinations thereof, said method comprising treating said surface with a compound of formula I.
A method for reducing biofilm formation on a surface comprising treating a surface with a compound of formula I.
A method of reducing growth of at least one film forming microorganism on a surface, said at least one film forming microorganism selected from at least one bacteria selected from the group consisting of Gram negative, Gram positive and combinations thereof, said method comprising treating said surface with a compound of formula I.
Dependencies are inferred from the claim text.