Masonry stain resistance agents

Details Masonry stain resistance agents Masonry stain resistance agents

C - Chemistry, Metallurgy

04

B

C04B 41/49 (2006.01) C09D 133/16 (2006.01)

Patent

CA 2640896

A method of treating a substrate comprising providing stain resistance to a substrate by contacting the substrate with a composition comprising a mixture, of A) an anionic aqueous fluoroalkyl phosphate solution, and B) a cationic copolymer of fluoroalkyl(meth)acrylate or perfluoroalkylether(meth)acrylate.

L'invention concerne un procédé de traitement d'un substrat consistant à conférer une résistance aux taches à un substrat en mettant le substrat en contact avec une composition comprenant un mélange de A) une solution anionique aqueuse de phosphate de fluoroalkyle et B) un copolymère cationique de fluoroalkyl(méth)acrylate ou de perfluoroalkyléther(méth)acrylate.

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