申请人:L'Oreal
公开号:US05154918A1
公开(公告)日:1992-10-13
A cosmetic composition for the first stage of an operation for the permanent deformation of hair contains, as a reducing agent, a compound having the formula ##STR1## wherein, n is 2 or 3; A represents a divalent radical selected from (i) --(CH.sub.2).sub.m --, wherein m is 2 or 3, ##STR2## wherein R.sub.3 and R.sub.4, each independently, represent alkyl having 1-4 carbon atoms, or R.sub.3 and R.sub.4 together with the adjacent carbon atoms form a cyclohexane ring, and ##STR3## wherein R.sub.5 and R.sub.6, each independently, represent hydrogen, alkyl having 1-4 carbon atoms, or R.sub.5 and R.sub.6 together with the adjacent carbon atoms form a benzene ring; R.sub.1 represents hydrogen; R.sub.2 represents hydroxy, or R.sub.1 and R.sub.2 taken together form a simple bond, and the salts of an organic or mineral base of said compound in free acid form.
一种用于永久改变头发的化妆品组合物,包含作为还原剂的化合物,其化学式为##STR1##其中,n为2或3;A代表从(i) --(CH.sub.2).sub.m --中选择的二价基团,其中m为2或3,##STR2##其中R.sub.3和R.sub.4各自独立地代表具有1-4个碳原子的烷基,或者R.sub.3和R.sub.4与相邻碳原子一起形成一个环己烷环,以及##STR3##其中R.sub.5和R.sub.6各自独立地代表氢、具有1-4个碳原子的烷基,或者R.sub.5和R.sub.6与相邻碳原子一起形成苯环;R.sub.1代表氢;R.sub.2代表羟基,或者R.sub.1和R.sub.2一起形成简单键,以及所述化合物的有机或矿物质碱盐的游离酸形式。