Patent ID: 8808674

Claim:
A hair treatment agent comprising: a. at least one surfactant; and b. at least one proteolipid of formula (I), R′—X—R″ (I) wherein R′ denotes a straight-chained or branched, saturated or unsaturated hydrocarbon residue with 11 to 24 carbon atoms; R″ denotes a protein, a peptide, or a protein hydrolyzate and further includes at least one Leu-Tyr-Glu-Glu-Glu-Ile-Arg-Val-Leu amino acid sequence; X denotes —N + (R III 2 )R IV —, or —N(R III )R IV —; R III is —(CH 2 ) x —CH 3 with x=0-22; and R IV is —CH 2 —, CH(OH)—CH 2 —, or —(CH 2 ) x — with x=0-22.