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Stearic acid
Dec 19, 2017

Stearic acid, mainly from the dynamic, vegetable oil from the solid fatty acids, the main component of stearic acid (C18H36O2) and palmitic acid (C16H32O2). Pure white soft small piece with luster. Stearic acid is widely used in PVC plastic pipe, plate, profile, film manufacturing. is a PVC heat stabilizer, with good lubrication and good light, heat stability. In the plastic PVC tube, stearic acid helps to prevent the "coking" in the process of processing, adding in the PVC film processing is an effective heat stabilizer, at the same time, it can defend the product film discoloration caused by the explosion in the sulfide. Stearic acid is in the form of glycerol ester in animal fats, oils and some vegetable oils, which are hydrolyzed to stearic acid.