esterification
英[eˌsterɪfɪˈkeɪˌʃən]
美[eˌsterəfəˈkeɪʃn]
双语例句
- 1. The esterification conversion was about 90%.
- 反应最终转化率可接近90%。
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- 2. Both the free hydroxyl groups readily undergo esterification.
- 两个自由羟基,都容易酯化。
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- 3. The esterification rate is over 98% under the optimized conditions.
- 在此条件下脂肪酸甲酯化率达到98%以上。
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- 4. The kinetics of esterification is discussed and kinetic equation set up.
- 探讨了酯化的动力学,并建立了动力学方程。
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- 5. The esterification mechanism of unsaturated carboxylic acid was analyzed.
- 分析了不饱和羧酸酯化反应的机理。
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- 6. Results Optimum conditions of esterification were determined with yield of 94.6%.
- 结果在优化反应条件下,酯的收率最高达94.6%。
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- 7. The effects of reaction temperature and catalyst on esterification has been discussed.
- 讨论了反应温度、催化剂对酯化过程的影响。
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- 8. Sodium bisulfate can be used as a catalyst for esterification instead of sulphuric acid.
- 硫酸氢钠能够代替硫酸作为酯化作用的催化剂。
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- 9. The catalysis of PTFE strong acidic cation exchange fiber was studied in esterification.
- 研究了PTFE强酸性离子交换纤维材料在酯化反应中的催化性能。
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- 10. Ferric chloride can be ased as catalyst for the esterification instead of Sulphuric acid.
- 氯化铁能够代替硫酸作为酯化作用的催化剂。
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- 11. Pre-esterification of China wood oil catalyzed by solid acid in fixed bed reactor was researched.
- 利用固定床反应器,以固体酸为催化剂催化桐油预酯化反应。
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- 12. The paper introduces the catalyst research advances in esterification reaction of carboxylic acid.
- 本文介绍了羧酸酯化反应催化剂的研究进展。
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- 13. The delustrant adding position was moved from slurry autoclave to second esterification autoclave.
- 介绍消光剂加入位置由浆料釜改为第二酯化釜的情况。
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- 14. The preparation and characterization of PVA MA membranes by crosslink esterification are described.
- 介绍了聚乙烯醇(PVA)与马来酸(MA)酯化交联膜的制备及性能表征。
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- 15. The conditions of esterification reaction and the catalytic stability of the resin were investigated.
- 考察了反应条件对酯化反应的影响和树脂的催化稳定性。
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- 16. The influence of reaction temperature and reaction time on degree of esterification were investigated.
- 通过正交实验考察了反应时间、反应温度对聚乙烯醇酯化程度的影响。
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- 17. The effects of esterification and graft copolymerization on surface free energy of wood were analyzed.
- 确定了木材的酯化和接枝共聚改性对木材表面自由能变化的影响因素。
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- 18. The preparation of Chitosan Sulfate and its application as catalyst in esterification were summarized.
- 本文综述了壳聚糖硫酸盐的制备和作为催化剂在酯化反应中的应用研究。
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- 19. The chemical method include treating with sulfuric acid, saponification, acylation, esterification, etc.
- 化学方法包括酸洗法、皂化法、酰化法和酯化法等。
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- 20. The esterification condition of Benzoic acid and antimicrobial activity of methyl benzoate were studied.
- 对苯甲酸甲酯化的合成工艺条件及抑菌效果进行了研究。
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- 21. The effect of the esterification on contact angle is obviously bigger than that of graft copolymerization.
- 酯化处理所产生的接触角增大作用要比接枝共聚所产生的作用大;
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- 22. Under the influence of heat, the maleate structure formed in the esterification tends to isomerize into fumarate.
- 树脂在酯化反应中生成的顺丁烯二酸酯的结构受热的影响会产生顺、反异构化反应。
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- 23. Based on the experimental results the mechanism of liquid-phase esterification catalyzed by solid acid is suggested.
- 依据实验结果,提出了固体酸催化剂作用下的液相酯化反应机理。
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- 24. Enoxaparin sodium was prepared from heparin sodium via salinization, esterification, depolymerization and purification.
- 以肝素钠为原料,经成盐、酯化、解聚和纯化得到依诺肝素钠。
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- 25. METHODS Cilnidipine was synthesized from cinnamyl alcohol by esterification, feminization and condensation - cyclization.
- 方法以肉桂醇为原料,经酯化、氨化和缩合-环合而得。
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- 26. At the same time the esterification of black rice pigment was analysed by infrared spectrum, visible spectrum and solubility.
- 同时通过红外光谱、可见吸收光谱及溶解性对黑米色素的酯化进行了初步探讨。
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- 27. The methyl- esterification reaction of low -methoxyl pectin with methylalcohol by the presence of some catalysts was observed .
- 研究了在催化剂存在下低酯化度果胶与甲醇进行的甲酯化反应。
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- 28. The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.
- 采用聚苯乙烯负载三氯化铝为催化剂,对醋酸和苄醇的酯化反应进行了研究。
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- 29. The phytosterol esters (PE) are the esterification products of phytosterols, its lowering cholesterol effect is better than the later.
- 植物甾醇酯(PE)是它的酯化产物,具有比植物甾醇更优的脂溶和更佳的降血胆固醇效果。
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- 30. The phytosterol esters (PE) are the esterification products of phytosterols, its lowering cholesterol effect is better than the later.
- 植物甾醇酯(PE)是它的酯化产物,具有比植物甾醇更优的脂溶和更佳的降血胆固醇效果。
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