申请人:UNILEVER PLC
公开号:WO2014111280A1
公开(公告)日:2014-07-24
A hair colouring composition comprising analkylated polyethyleneimine dye, wherein the alkylated polyethyleneiminedye comprises a polyethyleneimine having covalently bound to the nitrogen groups of the polyethyleneimine: (i) a negatively charged reactive dye and; (ii) alinear C1 to C5 alkyl group.