Insoluble polymeric contact preservatives

Details Insoluble polymeric contact preservatives Insoluble polymeric contact preservatives

C - Chemistry, Metallurgy

07

F

260/443.2, 167/2

C07F 7/10 (2006.01) A01N 25/10 (2006.01) A01N 55/00 (2006.01) A61K 8/58 (2006.01) C08G 77/26 (2006.01)

Patent

CA 1210019

INSOLUBLE POLYMERIC CONTACT PRESERVATIVES ABSTRACT What is disclosed is a method of inhibiting the growth of microorganisms by contacting them with novel insoluble polymeric silsesquioxanes having the unit formula [cnH2n+1(cH3) Image (cH2)ySiO3/2]R where n has a value of 8 to 22, y has a value of 1 to 4, R has a value such that the silsesquioxane is an insoluble, friable solid, and X is chloride, bromide or the -COOH radical.

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