Method for treating surfaces with copolymers
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United States of America Patent
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Jul 2, 2013
Grant Date -
Sep 18, 2008
app pub date -
Mar 29, 2006
filing date -
Mar 31, 2005
priority date (Note) -
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Abstract
The present invention relates to a method for treating at least a surface of a substrate containing labile hydrogen atoms to confer to it cytotoxic properties or cell-adhesion properties, characterized in that it comprises at least a step consisting of exposing, within a liquid medium, said substrate or a surface thereof with at least a copolymer, said copolymer containing at least a monomer unit of type A including at least a reactive site able to attach to said substrate or said surface by covalent bonds and at least a monomer unit of type B including at least one molecule able to confer antimicrobial, antiviricidal and/or antifungicidal or cell-adhesion properties to said substrate or said surface, said step being carried out in efficient conditions to promote the covalent grafting of said copolymer to said substrate or a surface thereof.
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