[Supply of stearyl alcohol] Steps for preparing maleic anhydride reactive emulsifier from stearyl alcohol

It is understood that stearyl alcohol appears as a white flake or granular solid, has a fragrance, is insoluble in water, and is soluble in ethanol, ether, benzene, and chloroform. It can be obtained by hydrolysis of pilot whale oil, hydrogenation of stearic acid under the catalysis of copper chromate, or reduction of ethyl stearate with saturated ethanol. It can also be obtained by controlling the…