Fluorine-containing maleate, fluorine-containing fumarate,...

Details Fluorine-containing maleate, fluorine-containing fumarate,... Fluorine-containing maleate, fluorine-containing fumarate,...

D - Textiles, Paper

06

M

D06M 15/277 (2006.01)

Patent

CA 2197430

The present invention is directed to (1) a perfluoroalkyl diester of maleic acid or fumaric acid, (2) a copolymer obtained by polymerizing the perfluoroalkyl ester, a lower alkyl (meth)acrylate and, if necessary, styrene, and (3) a stainproofing agent comprising the copolymer which gives excellent water repellency, oil repellency and stainproof properties never before obtained.

L'invention concerne un perfluoroalkyle diester d'acide maléique ou fumarique, un copolymère produit à partir d'un perfluoroalkyle diester, d'un alkyl(inférieur)méthacrylate et, si nécessaire, de styrène, et un agent de protection contre les salissures contenant le copolymère, qui a d'excellentes propriétés d'hydrophobie, d'oléophobie et de protection contre les salissures, par comparaison avec l'art antérieur.

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