发明授权
US4781918A Cosmetic agents for hair and skin treatment 失效
用于头发和皮肤处理的化妆品

Cosmetic agents for hair and skin treatment
摘要:
An agent for treatment of hair and skin, containing a quarternary ammonium compound of the formula ##STR1## in which R.sub.1 and R.sub.2 may be identical or different and denote C.sub.8 -C.sub.22 -alkyl or C.sub.8 -C.sub.22 -alkenyl, R.sub.3 denotes C.sub.1 -C.sub.3 -alkyl, x denotes a number from 1 to 3, and A.sup..crclbar. denotes the anion of C.sub.2 -C.sub.6 -carboxylic acid, which may contain 1 to 3 hydroxyl groups, or the hydrogen phosphate anion.
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