Tween (or polysorbate) is a non-ionic surfactant with an odor, warm and slightly bitter. It is a series of polyoxyethylene dehydrated sorbates. Partial fatty acid esters of alcohols. Widely used as emulsifier and solubilizer for oil substances.
Twain’s product series include the following:
Since Tween is an ester formed by sorbitol and different higher fatty acids, Tween is actually a series of products of the same type. It is divided into 20, 40, 60, and 80 types in general fine chemical stores or chemical reagent companies. According to Choose according to different needs.
Tween 20 (TWEEN-20), Tween 21 (TWEEN-21), Tween 40 (TWEEN-40), Tween 60 (TWEEN -60), Tween 61 (TWEEN-61), Tween 80 (TWEEN-80), Tween 81 (TWEEN-81), Tween 85 (TWEEN-85);
Tween-60 is stearate; Tween-80 is oleate; Tween-20 is laurate, which is polyoxyethylene sorbitan monolaurate and part of it Mixture of polyoxyethylene sorbitan monolaurate
