Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 7, 2011
Patent Application Number
11720037
Date Filed
November 24, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
Hydrophobicizing additives are water-redispersible powders or aqueous dispersions containing:a) water-insoluble, film-forming base polymer(s) based on homopolymers or copolymers of one or more vinyl esters of optionally branched C1-15 alkylcarboxylic, (meth)acrylic esters of C1-15 alcohols, vinylaromatics, olefins, dienes and vinyl halides,b) one or more hydrophobic organosilicon compounds, fatty acids, or derivatives thereof, or hydrocarbon waxes, andc) one or more protective colloids,wherein the proportion of the component b) based on the total weight of the component a) is more than 30% by weight.
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