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- dimer acid methyl esters 二聚酸甲酯
- dimeric acid methyl esters 二聚酸甲酯
- 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。
- Conclusion The main chemical components of the fatty oil in Carum carvi L.were dibutyl phthalate,octadecanoic acid methyl ester,eicosanoic acid methyl ester,he... 结论青海防风脂肪油中主要化学成分为二丁基邻苯二甲酸酯、十八烷酸甲酯、二十烷酸甲酯、二十一烷酸甲酯等。
- Linoleic acid was enriched by urea adduct method of the refined oil, resulting an increasing of linoleic acid methyl ester content from 78.39% of the crude oil to 93.75%. 精油经过皂化后;采用尿素包合法富集不饱和脂肪酸;可使亚油酸甲酯的含量由粗油中的78.;39%25提高到93
- 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。
- The main components of the essential oil of mulberry leaves were P-Propenylanisole (21.89%), Hexahydrofarnesyl acetone (18.11%), n-Hexadecanoic acid (9.19%), Geranyl acetone (4.47%), Farnesyl acetate (4.12%), and Hexadecanoic acid methyl ester(3.39%). 桑叶挥发油的化学成分以大茴香脑(21.;89%25)、六氢金合欢基丙酮(18
- Using packed bed reactor filled with immobilized cells to produce D-mandelic acid methyl ester, 25 days later the conversion efficiency can be still sustained in 80% and the ee value is more than 95% when the charge was 0 2 mmol/(d·g) wet cell. 采用固定化细胞填充床反应器转化苯乙酮酸甲酯 ;每克酵母湿菌体进料负荷为 0 2mmol d ;成功运行 2 5d ;转化率保持在 80 %25以上 ;D 扁桃酸甲酯ee值达 95 %25以上 .
- Cocoa butter equivalent (CBE) produced from palm oil mid fraction (POMF) and stearic acid methyl ester (SAME) by interesterfication catalyzed by 1,3-specific lipases in solvent free system by using orthongonal tests was studied. 本文运用正交实验研究了在无溶剂系统中,利用1,3位置特异性脂肪酶催化POMF与硬脂酸甲酯进行酯交换反应制取类可可脂。
