Technological conditions of combination of esterification and WPC treatments were studied.
初步研究了酯化与塑合木相结合的杨木改性处理工艺条件。
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。
The process for the esterification and transesterification of waste restaurant grease catalyzed by solid KHSO4 was studied in this paper.
对固体酸性催化剂KHSO4催化地沟油的酯化及转酯化反应进行了研究。
Firstly, indoline - 3 - acetamide ( 9) was prepared from indole - 3 - acetic acid by catalytic hydrogenation, esterification and aminolysis.
吲哚-3-乙酸经催化氢化，甲酯化和氨解反应得到吲哚瞒-3-乙酰胺（9）；
The structure of the by-product was affirmed by GC-MS in iso-propyl esterification and the formation mechanism of the by-product was proposed.
用GC - MS计确定了异丙酯酯化反应中副产物的结构，并提出了生成该副产物的反应机理。
The present invention relates to a high selectivity, high activing new type solid acid catalyst for esterification and its preparation method.
本发明为一种酯化反应用高选择性、高活性新型固体酸催化剂及其制备方法。
Copolyester hot-melt adhesives for interlining industry may be obtained by depolymerization of waste PET, esterification and polycondensation.
本文利用聚酯(PET)废料为基本原料，进行了合成共聚酯热熔胶的研究。
The factors effecting the melt direct esterification and normal solvent direct esterification of acrylic acid and octadecyl alcohol were investigated.
采用两种酯化方法制备了丙烯酸十八酯，研究了影响酯化反应的因素。
Used as solvent, catalyst of alkylation, esterification and polymerization, 99% MSA mainly used in pharmaceutical industry, while 70% MSA used in electroplating.
用作溶剂、烷化、酯化和聚合反应的催化剂。99%的该产品主要用于医药方面，70%的该产品可用于电镀行业。
The applications of non-aqueous enzymatic reaction in several organic synthesis reactions such as enzymatic esterification, transesterification and polymerization etc.
介绍了非水介质中酶促反应在几种有机合成反应中的应用，包括酶促酯化反应、转酯反应、聚合反应等。
Based on reaction kinetics, the process flow diagram of continuous esterification and reaction conditions were set. The conversion of phthalic anhydride was over 99.8%.
应用酯化反应动力学，确定了连续酯化的流程及操作条件，苯酐的转化率达到99.8%以上。
A new method to synthesize sodium dioleyl sulfosuccinate by esterification and sulfonation without adding any extra phase catalyst in nitrogen atmosphere was developed.
研究在氮气保护下采用非外加相转移催化剂经酯化和磺化合成磺基琥珀酸双十八油酯磺酸钠的新方法。
Introduces the research of synthesis alkanolamide sulfosuccinic acid monoester from refined corn oil by methyl-esterification, amidation, esterification and sulfonation.
介绍了以精制玉米油经甲酯化、酰胶化、酯化和磺化四步合成脂肪酸胺磷基琥珀酸单酯盐的研究。
Esterification and transesterification are the most common methods of producing biodiesel. It is important to select an appropriate catalyst based on the properties of raw oil.
酯化及转酯化法是目前研究最多、最具优势的生物柴油制备方法，根据原料特性选择合适的催化剂是该法成功的重要保证。
The reaction mixture then undergo esterification and rearrangement reaction to prepare 1-chloro-2-methyl-4-(acetyloxy)-2-butene, which is a important intermediate of vitamin A.
反应混合物可以进一步酯化重排制备维生素A的中间体1-氯-2-甲基-4-乙酰氧基-2-丁烯。
Major factors that affected the degree of esterification and 1,6-anhydro ring formation were studied to produce the title compound which met the European Pharmacopoeia standard.
研究了影响酯化率与成环率的主要因素，控制合适的酯化、解聚和纯化条件，得到的依诺肝素钠成品符合欧洲药典标准。
The results show that the catalyst has high catalytic efficiency for the esterification and the catalyst can be reused over seven times, The method has produced less pollutants.
结果表明，该催化剂具有较高的活性、可重复使用，利用该方法所得产品的后处理容易、生产成本低， 污染小。
The activity for esterification and mechanical strength of the solidified samples were observed. The effects of the amount of Kaolin added and sintering temperature were also observed.
考察了高岭土的加入量、烧结温度对固化样品的影响，研究了固化样品的酯化活性与机械强度。
In this paper, the mechanism of each procedure was in detail investigated, according to the principles of esterification and sulfonation. The more suitable conditions of reactions were found.
本文根据酯化反应、磺化反应的原理，对各步反应机理进行了详细地研究，优选出了较为理想的反应条件。
It was shown that the reaction mechanism is variable under different experiment conditions, as a whole, the reaction is a competing process between esterification and etherification one another.
结果表明：不同情况下，其反应机理是不同的，总体而言，是一个酯化与醚化相互竞争的过程。
With pHydroxybenzeneactamide as the starting material, the Bufemaxac was prepared by means of four steps reaction of alkylation, hydrolyzing, esterification and Ooximation with total yield of 46.5%.
以对羟基苯乙酰胺为原料，经烷基化、水解、酯化、氧肟化等4步反应合成丁苯羟酸，总收率为46．5％。
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。
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。
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。
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。
Transparent polyester varnish is prepared through alcoholysis, esterification, condensation polymerization and et al with waste polyester drink bottles as materials.
叙述了以废聚酯饮料瓶为原料，经过醇解、酯化以及缩聚等工艺过程，制成透明聚酯清漆。
Besides many other important factors that influence the productivity are optimum material proportion, suitable esterification time and the control of coarse ester acidity.
影响产率的另一个重要因素是最佳的原料配比，适当的酯化时间，控制粗酯酸度。
Besides many other important factors that influence the productivity are optimum material proportion, suitable esterification time and the control of coarse ester acidity.
影响产率的另一个重要因素是最佳的原料配比，适当的酯化时间，控制粗酯酸度。
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