Cellulose ethers

摘要

A cellulose ether which has from 4,000 to 10.000 anhydroglucose repeat units and is substituted with (a) on the average from 0.0003 to 0.08 moles, per mole of anhydroglucose unit, of a substituent comprising an alkyl or arylalkyl group having from 8 to 24 carbon atoms and (b) a substituent having the formula II wherein R⁵, R⁶ and R⁷ each independently are -CH₃ or -C₂H₅, R⁸ is -CH₂-CHOH-CH₂- or -CH₂CH₂, A^z- is an anion, and z is 1, 2 or 3 is useful in hair and skin care compositions.