| abstract |
The invention relates to an adhesive and binding agent for dermal or transdermal treatment systems, said agent containing (a) a (meth)acrylate copolymer consisting of radically polymerised C<sb>1</sb>to C<sb>4</sb>alkyl esters of acrylic or methacrylic acid and (meth)acrylate monomers having a cationic ammonium group in the alkyl radical; (b) between 0.1 and 45 wt. %, in relation to (a), of an organic dicarboxylic or tricarboxylic acid, or of acrylate or (meth)acrylate polymers or copolymers containing acid groups; (c) a skin penetration enhancer; and (d) optionally a pharmaceutical active ingredient, a softener and/or at least one standard addition agent. The inventive adhesive and binding agent is characterised in that the penetration enhancer (c) is an alcohol comprising between 10 and 12 carbon atoms. |