Abstract: Effects of surfactant on viscosity of cetyl hydroxyethylcellulose (CHEC) solution were investigated by rheometer.

摘要 ：通过流变仪研究了几种表面活性剂对十六乙纤维素（CHEC）溶液度的影响。

Biocat-alytic production processes have been set up for the manufacture of special esters like cetyl ricinoleate, so-called emollient esters, used as skin caring oils in cremes and lotions.

化妆品业已经建立了生物催化过程来生产如十六蓖麻醇酸酯等化妆品工业中应用的酯。