1、

Several kinds of cationic exchange resin were evaluated in terms of catalyzing the reaction of methanol and maleic anhydride to produce dimethyl maleate in a fixed-bed reactor.

在固定床反应器上对顺酐与甲醇反应生成顺丁烯二酸二甲酯的催化剂进行了筛选。

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2、

Study on Toughened Epoxy Resin/ Diamino Diphenyl Methane Matrix for Wet-winding

湿法成型用环氧树脂/二氨基二苯甲烷增韧体系

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3、

Study on cure behavior of benzoxazine based on diphenyl oxide resin

苯并恶嗪二苯醚树脂的固化行为研究

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4、

Preparation of modified diphenyl oxide resin glass cloth laminated sheet

改性二苯醚树脂及其玻璃布层压板的研制

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5、

Kinetics of curing reaction of benzoxazine precursors based on diphenyl oxide resin

苯并恶嗪二苯醚树脂中间体开环固化反应动力学

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6、

A new method to synthesize N, N'-diphenyl thiourea ( DPTU) from aniline and CS 2 was developed in the presence of acidic resin as catalyst under reflux temperature for 6 h with the yield of 82.7% and the selectivity of 100%.

探讨了合成二苯硫脲的新方法。以酸性树脂作催化剂在回流温度下使苯胺与CS2反应6h,二苯硫脲的收率达827%,选择性为100%。

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7、

Synthesis and application of modified phenolic resin by distilled tall oil

蒸馏妥尔油改性酚醛树脂的合成与应用

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8、

Study on the preparation of methylacrylic dodecyl alcohol esters in the catalysis of cationic exchange resin

阳离子交换树脂催化甲基丙烯酸十二醇酯的合成研究

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9、

The effect of different emulsifiers on the stability of petroleum resin emulsion was discussed. The dosing method and formula ratio of emulsifier, as well as the composition of emulsion was determined. The emulsifying process and the effect of temperature and stir speed on it were studied.

制备了石油树脂的水基乳液,讨论了不同乳化剂对石油树脂乳液稳定性的影响,确定了乳化剂的加入方式,用量及乳液配方,研究了乳化工艺及温度、搅拌速度对其的影响。

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10、

In vacuum epoxy resin dosing machine, measuring-valve is a very important parts.

在真空树脂灌注机中,计量阀是一个很重要的部件。

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11、

Cloth treated on one side with a drying oil or synthetic resin.

一边用烘干油或合成树脂处理过的布料。

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12、

Recovery of drying oil soapstock acid and its usage in oil based resin paints

干性油皂脚酸的回收及其在油基树脂漆中的应用

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13、

Influence of Acid Value in Diethyl Sulfate on the Curing Process of 123 Resin

硫酸二乙酯酸值对123树脂固化的影响研究

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14、

Synthesis of Diethyl Maleate with the Powder Resin Catalyst

用粉末树脂催化合成顺丁烯二酸二乙酯

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15、

Catalysis Synthesizing Diethyl Succinate by Cation Exchange Resin

离子交换树脂催化合成丁二酸二乙酯

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16、

Diethyl adipate was synthesized with ion exchange resin catalyst HD-8 in liquid-solid phase esterification.

本文以离子交换树脂作为液固相酯化反应的催化剂,甲苯作为带水剂,合成己二酸二乙酯。

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17、

Development of PP speciality resin for hot pack bottles

热灌装瓶用聚丙烯的开发

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18、

Theresult showed that AASI -- 2 resin was an excellent adsorbent on Gypenosides.

结果表明: AASI -2树脂是一优良的绞股蓝皂甙吸附剂.

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19、

Problems and Their Treatment in Operation of Epoxy Resin Impregnated Paper Capacitance Bushing

环氧胶浸纸电容套管在运行中的问题及处理

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20、

Photo-Resin Plate for Pad Printing

移印感光树脂版

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