n-butyl的例句大全

synthesis of n-butyl ether with the microwave irradiation

微波法合成正丁醚

preparation of znmn_2o_4 nano-catalyst and its application in synthesis of n-butyl acetate

ZnMn2O4纳米催化剂制备及催化合成乙酸正丁酯

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以磷钨酸和磷钨酸铝为催化剂,用乳酸和正丁酸合成了乳酸正丁酯.

They were good catalyst for synthesis of n-butyl cinnamate.

它们是催化合成肉桂酸正丁酯的良好催化剂.

Synthesis of n-butyl chloro acetateacid and n-butanol in the presence of stannic chloride pentahydrate was studied.

在五水四氯化锡存在下,由氯乙酸和正丁醇合成氯乙酸正丁酯.

Result: In optimal conditions, the yield of n-butyl gallate was over 93.8 %.

结果: 在最佳实验条件下没食子酸正丁酯收率达93.8%.

The friction of n-butyl stearate initially decreases with increasing temperature.

硬脂酸丁脂的摩擦开始时随温度的上升而下降.

Anhydrous calcium chloride is used as the catalyst for preparing n-Butyl lactate formnte.

无水氯化钙为催化剂,乳酸、正丁醇直接酯化合成乳酸正丁酯.

Cardanol-aldehyde ferric polymers were prepared by condensation polymerization with formaldehyde, n-butyl aldehyde, furfural and iron trichloride.

以溶液缩聚法,由腰果酚分别与甲醛 、 正丁醛 、 糠醛和三氯化铁制备了腰果酚醛铁聚合物.

A method of synthesis of n-butyl acetate catalyzed by zinc sulfate has been developed.

用硫酸锌催化,乙酸和正丁醇合成乙酸正丁酯.

Objective To study the catalytic activity of gallium sulfate in the synthesis of n-butyl propionate.

目的研究硫酸镓在合成丙酸正丁酯工艺中的催化性能.

Solvents of dissolution PS plastic foam are mix solvents of dimethylbenzene, ethyl acetate and n-butyl alcohol.

结果表明:溶解聚苯乙烯的理想溶剂为二甲苯 、 乙酸乙酯和正丁醇的混合溶剂.

It reports that n-butyl ether can be prepared in microscale experiment microscale distillation head.

用微型蒸馏头替代常量分水器来制备正丁醚,既能满足分析要求,又能节省实验经费.

Raw materials are n-butyl aldehyde and formaldehyde.

基本原料都是正丁醛和甲醛.

Under theses conditions, yield of n-butyl benzoate could to reach 87.12%, suggesting that H_7PV_ ( 12) Mo_O_ ( 42) is a good catalyst for the synthesis of n-butyl benzoate.

在最佳实验条件下，酯收率可达87.12%，表明H4PV（12）Mo2O（42）是一种合成苯甲酸正丁酯的优良催化剂。

In the presence of catalyst of rare earth compound, lactic acid reacts with n-butyl alcoholbutyl lactate.

以稀土化合物为催化剂, 实现了乳酸与正丁醇反应合成乳酸正丁酯.

The n-butyl ethanol extracts of codonopsis pilosula ( CP-ⅲ) and ginseng ( GS-ⅲ) were used for facilitation of memory tested by one trail passive avoidance response ( stepdown test) and electric maze method in mice.

用跳台法和迷宫法比较党参和人参的正丁醇提取物（CP－Ⅲ和GS一Ⅲ）对小鼠记忆障碍的影响。

Butyl methacrylate was synthesized from methacrylic acid and n-butyl alcohol with esterification reactions by the catalytic activey of cerous nitrate.

以甲基丙烯酸和正丁醇为原料，硝酸亚铈为催化剂，合成了甲基丙烯酸丁酯。

R The results show that cerous nitrate has better catalytic activity for the esterification reaction of methacrylic acid and n-butyl alcohol.

实验结果表明硝酸亚铈具有良好的催化性能。

This article studies the preparation of greenness environment solvent, 2-heptanone, with DMK ( propanone) and BD ( n-butyl aldehyde), via cross aldol condensation, dehydration with acid and catalyzed hydrogenation.

本论文探讨了以DMK（丙酮）与BD（丁醛）为原料，经交叉缩合、酸性脱水和催化加氢制备绿色环保型溶剂MAK（2-庚酮）的合成路线。