1、

The affects of catalyst amount, molar ratio of phenylethyl alcohol and iso-valeric acid, reaction time and dehydrating agent amount were studied.

研究了催化剂用量、载体二甲苯用量、醇酸比例以及反应时间对反应结果的影响。

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2、

Using sulfamic acid as catalyst, synthesis of benzyl acetate and phenylethyl acetate through esterification were studied.

采用苯酚和乙酸酐直接酯化合成乙酸苯酯,用红外光光谱对反应产物进行了分析。

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3、

The diisobutyl dicarboxylate was prepared by using acid and isobutanol as material and acid as catalyst.

以二羧酸和异丁醇为原料,用硫酸作催化剂,合成二羧酸二异丁酯.

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4、

Application of BH type Nickel Catalyst Deoxidant in 5 kt/ a PP Unit

BH型镍触媒脱氧剂在聚丙烯装置的使用

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5、

Presents the water washing of methanation catalyst used in ammonia plant of Daqing chemical fertilizer plant.

介绍中石油大庆石化公司化肥厂合成氨装置甲烷化催化剂水洗情况.

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