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- The process of preparing monoglycerides by alcoholysis of fatty acid methyl esters was investigated. 考察了脂肪酸甲酯醇解法制备单甘酯。
- Recent progress with respect to the hydrogenation of fatty acid methyl esters to fatty alcohols under moderate pressure was reviewed. 综述了脂肪酸甲酯中压加氢制天然脂肪醇工艺的国内外研究进展;
- Rapeseed biodiesel (RME) was synthesized with the catalyst of alkaline.The total fatty acid methyl esters in RME were 98% by GC analysis. 摘要采用碱催化甲醇转酯化法制备菜籽生物柴油(RME),通过气相色谱法测定样品中脂肪酸甲酯的分布与含量,样品中脂肪酸甲酯总量达98%25,符合欧盟生物柴油质量标准要求。
- Abstract: Recent situation and the development of fatty acid methyl ester sulfonates(MES)were related. 摘要: 叙述了脂肪酸甲酯磺酸盐近年来的发展以及目前的状况。
- Sulfonated fatty acid methyl ester surfactant is purified by two-step solvent crystallization. 二步溶剂结晶法纯化了脂肪酸甲酯磺酸钠盐表面活性剂。
- In the process glyceride is transformed into fatty acid methyl ester and glycerol by-product. 在这个过程中甘油酯转化为脂肪酸甲酯,并生成副产甘油。
- By contrast,in the original sulfonated fatty acid methyl ester,contents of these ingredients are respe. 二步溶剂结晶法纯化了脂肪酸甲酯磺酸钠盐表面活性剂。
- So the fatty acid methyl ester composition of a boidiesel fuel can be predicted by the fatty acid composition of its vegetable oil. 因此,可以通过测定植物油中脂肪酸的组成来预测生物柴油中脂肪酸甲酯的分布。
- The test of glycerol diether analog suggested that 9 morderately halophilies contained non-hydroxy fatty acid methyl ester. 对细胞壁的甘油二醚衍生物测定显示,9株中度嗜盐菌株均含有非羟基化的脂肪酸甲酯。
- Preparing fatty acid methyl ester was achieved by reap oil ester exchange reaction by using new type solid alkali catalyst(LDH/LDO). 采用新型固体碱催化剂LDH/LDO进行菜油酯交换反应制备脂肪酸甲酯;产率达98.;5%25以上。
- Fatty alcohol ethoxylates of the narrow range type and fatty acid methyl ester ethoxylates will be the new nonionic surfactants with interesting applications. 窄分布脂肪醇乙氧基化物和脂肪酸甲酯乙氧基化物是两类具有应用前景的新型非离子表面活性剂。
- The fatty acid methyl esters was prepared from Acer Truncatum buge oil,and the main influence factors of separating nervonic acid methyl ester by urea-inclusion method were analysed. 将元宝枫油制成混合脂肪酸甲酯,再应用尿素包合法对其中的神经酸甲酯分离的主要影响因素进行了正交试验研究。
- Preparing fatty acid methyl ester was achieved by reap oil ester exchange reaction by using new type solid alkali catalyst(LDH/LDO).The yield was over 98.5%and the operation simple. 采用新型固体碱催化剂LDH/LDO进行菜油酯交换反应制备脂肪酸甲酯,产率达98.;5%25以上。
- The status on the research development and application of fatty acid methyl ester sulfonate (MES) is reviewed and prospected with some important technical problems in production being discussed. 本文简要回顾了国内外对脂肪酸甲酯磺酸盐(MES)的研究、开发和应用状况,讨论了MES生产过程中的几个重要问题,并对MES的发展前景进行了展望。
- Fatty acid methyl ester and glycerol (single or double) ester,the fatliquoring intermediates are prepared through ester_exchange reacton which is catalysised by anion layer and pillar materials. 采用阴离子层柱材料作催化剂,以菜油为原料进行酯交换反应,制得脂肪酸甲酯、甘油单双酯,作为皮革加脂剂合成的中间体。
- The stock resource, the manufacture skill, the industrialized production and the performance of fatty acid methyl ester sulfonates as well as the side products were also introduced. 对脂肪酸甲酯磺酸盐的原料来源、制备技术以及工业化生产、性能和产生的副产物进行了论述。
- Preparing fatty acid methyl ester was achieved by reap oil ester exchange reaction by using new type solid alkali catalyst(LDH/LDO).The yield was over 98.5% and the operation simple. 采用新型固体碱催化剂LDH/LDO进行菜油酯交换反应制备脂肪酸甲酯;产率达98.;5%25以上。
- Therefore, the analysis method of phospholipid fatty acid methyl ester could be applied to demonstrate the variation in soil microbial populations of the highway shelter forest in the Tarim Desert. 磷脂脂肪酸甲酯法研究结果能够较好地反映塔里木沙漠公路防护林地土壤微生物的种群结构变化。
- unsaturated fatty acid methyl esters 不饱和脂肪酸甲酯
- epoxidized fatty acid methyl esters 环氧脂肪酸甲酯