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    • 9. 发明申请
    • Soapstock treatment
    • 肥皂处理
    • US20090093648A1
    • 2009-04-09
    • US11547545
    • 2005-03-29
    • Ian C. PurtleAhraon M. EyalAsher Vitner
    • Ian C. PurtleAhraon M. EyalAsher Vitner
    • C07C51/42C11B3/00
    • C11B13/02C11C3/003Y02W30/74
    • A method for the recovery of fatty acids comprising a salt of the fatty acid is disclosed. The method comprises the steps of: (a) reacting the salt of the fatty acid with CO2 and with a reagent other than hydroxide and selected from a group of compounds carrying at least one of O—H, N—H, S—H, C—O—C and C—O—N moieties, to form a reaction mixture comprising at least one of a carbonate and a bicarbonate and a product selected from fatty acids and derivatives thereof, and (b) separating the product from the reaction mixture. A method for the production of fatty acid ester from free fatty acid of crude vegetable oil is also disclosed. A free fatty acid that is substantially free of emulsifier is also disclosed.
    • 公开了一种用于回收包含脂肪酸盐的脂肪酸的方法。 该方法包括以下步骤:(a)使脂肪酸的盐与二氧化碳和除氢氧化物以外的试剂选择一组携带OH,NH,SH,COC和CON部分中的至少一种的化合物反应, 形成包含碳酸盐和碳酸氢盐中的至少一种和选自脂肪酸及其衍生物的产物的反应混合物,和(b)从反应混合物中分离产物。 还公开了由粗植物油的游离脂肪酸生产脂肪酸酯的方法。 还公开了基本上不含乳化剂的游离脂肪酸。