| 摘要 |
<p>Compsns. contain opt. substd. aromatic polycarboxylic acids and/or their anhydrides, pref. opt. substd. trimellitic acid and/or pyromellitic acid and/or their anhydrides as 0.1-50% of the compsns. The compsns. are cosmetic prepns. for structural improvement of damaged keratin substance, esp. human hair and nails; they react with keratin by cross-linking. The agents have good skin-compatibility and are odourless. Prepns. may be in the form of creams, solns., gels or aerosol sprays or may be added to the usual nail-lacquers.</p> |
