以回收的变质油脂先制成精炼油脂，然后进行醇解反应制备脂肪酸甲酯，是一种很好的加脂剂原料，可以合成LWF结合型加脂剂。 或进行醇解制备甘油单、双酯，然后制得硫酸化油加脂剂。
The combined Fatliquor LWF is prepared by methyl ester which was synthesized through the alcoholysis reaction and catalysised by anion layer and pillar materials with deteriorated oil.
卤水为沉积变质水和固态钾盐溶滤水的复合成因。
The brine is of the composite formation mechanism of sedimentary transformation and the dissolution and filtration of solid potassium salts.
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