AGENT FOR KERATIN-CONTAINING FIBERS, COMPRISING AT LEAST ONE PARTICULAR AMPHIPHILIC CATIONIC POLYMER AND AT LEAST ONE POLYMER WITH SILICON-CONTAINING SIDECHAINS AND ANIONIC GROUPS

Agent for treating keratin-containing fibers, particularly, human hair, containing in a cosmetically-acceptable vehicle: (a) at least one amphiphilic, cationic polymer having at least one formula (I) structural unit, at least one formula (II) structural unit, at least one formula (III) structural, and at least one formula (IV) structural unit, where R1 and R4 independently=H or methyl; X1 and X2 independently=O or NH, A1 and A2 independently=ethan-1,2-diyl, propan-1,3-diyl or butan-1,4-diyl, R2, R3, R5 and R6 independently=(C1-C4) alkyl, R7=(C8-C30) alkyl and (b) at least one polymer having one or more silicon-containing sidechains and one or more anionic groups, use of the agent for temporary shaping of hair and for haircare, particularly in the form of a hair cream or hair gel.