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Preparation of Biodiesel from Waste Restaurant Grease by Acid Catalyzed Two-step Raising Temperature Process
Author(s): 
Pages: 12-14
Year: Issue:  5
Journal: NATURAL GAS CHEMICAL INDUSTRY

Keyword:  潲水油预处理酸催化生物柴油两步升温;
Abstract: 回收的潲水油经适当的预处理后,采用两步升温法在浓硫酸催化作用下与甲醇进行酯交换反应制备生物柴油.考察了重要因素对反应的影响,得出了利用潲水油制备生物柴油的最佳条件:催化剂用量为潲水油体积的5%,醇油摩尔比为20:1,反应时间为2.5h,反应温度为150℃.在此条件下生物柴油的得率高达93%,产品质量达到美国生物柴油标准删PS121-99的相关指标.
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