Liquid-repellent and stain-resistant ­cementitious product

(22) 03.11.2006

(43) 25.06.2008

(45) 15.04.2015

(73) E. I. du Pont de Nemours and Company, Wilmington, DE 19898 (US)

(84) DE FR GB IT NL

Summary: The present invention comprises a cement which has been contacted as fresh cement with a composition comprising an anionic polyfluoro organic compound, an acrylic binder and a coalescent agent.

The present invention further comprises a method for imparting durable stain resistance, cleanability, water repellency, and oil repellency to cement comprising contacting fresh cement with a composition comprising an anionic polyfluoro organic compound, an acrylic binder and a coalescent agent.

The present invention further describes a composition with an anionic polyfluoro organic compound, an acrylic binder and a coalescent agent.

The present invention finally describes the use of the above-mentioned composition for treating cement, in particular fresh cement.