英语释义

1. an ion-exchange resin that contains acidic groups for exchange cations — compare anion-exchange resin

片语

magnetic cation-exchange resin磁性阳离子交换树脂

cation n exchange resin阳离子交换尸

sulfonic cation-exchange resin磺酸型阳离子交换树脂

cation ion exchange resin阳离子交换树脂

acidulous cation-exchange resin弱酸性阳离子交换树脂

strong acid cation-exchange resin强酸性阳离子交换树脂

zeo-karb阳离子交换树脂；磺化煤阳离子交换剂

acidic cation-exchange resin酸性阳离子交换树脂

acid cation-exchange resin酸性阳离子交换树脂

英汉例句

• synthesis of dimethyl succinate from succinic acid and methanol on cation exchange resin nkc-9 was studied under adsorption dehydration with 3a zeolite adsorbent.

  以阳离子交换树脂nkc-9固体酸为催化剂、丁二酸和甲醇为原料，采用分子筛吸附脱水技术合成丁二酸二甲酯。

• synthesis of ethyl caproate by a strong acid cation exchange resin catalyst;

  在强酸性阳离子交换树脂存在下，由乳酸和正丁醇合成了乳酸正丁酯。

• ion exchange equilibrium of neutral amino acids on 732 strong acid cation exchange resin in non buffer systems were studied and an equilibrium model was proposed.

  研究了非缓沖体系中性氨基酸在732型强酸性阳离子交换树脂上的离子交换平衡，并提出了平衡模型。

• by giving examples, including the determination of acetic acid content in aqua ammonia, the use is described of the cation exchange resin in analysis in nitrogenous fertilizer plants.

  通过氨水中乙酸含量的测定等实例，介绍了阳离子交换树脂在氮肥厂分析中的应用。

• the structural groups of carbonized products of phenolic aldehyde resin and polystyrene cation exchange resin treated at different temperatures are tested and analyzed with ir method.

  用红外光谱法对不同温度下处理的酚醛和聚苯乙烯阳离子交换树脂碳化产物的结构基团进行了测试分析。

• studies on adsorption properties for l-tryptophan with 732 cation exchange resin was carried out though on-line method.

  在线跟蹤观察732型阳离子树脂吸附l色氨酸的行为。

• we use the synthesis of carbon from the mixed four of the isobutylene and methanol in the strong acid styrene cation exchange resin catalyst, the reaction on the final synthesis of mtbe.

  我采用的合成工艺是由混合碳四中的异丁烯和甲醇在强酸性苯乙烯系阳离子交换树脂催化剂上进行反应最终合成mtbe。

• then-butyl hydroxyethanoate was synthesized by cation exchange resin as catalyst.

  以强酸性阳离子交换树脂为催化剂，合成羟基乙酸正丁酯。

• the technological conditions of nonylphenol production from phenol and nonene using acidic cation exchange resin as catalyst were studied.

  研究了以苯酚、壬烯为原料，酸性阳离子交换树脂为催化剂，进行烷基化反应生产壬基酚的工艺条件。

• using conditional test, the isobutyraldehyde glycol acetal was synthesized from isobutyraldehyde and ethylene glycol by direct esterification using strong acidic cation exchange resin as catalyst.

  运用条件实验法，以异丁醛、乙二醇为原料，强酸性阳离子交换树脂为催化剂，合成了异丁醛乙二醇缩醛产品。

• the one-step hydration of turpentine oil catalyzed by macroporous cation exchange resin to synthesize high purity α-terpineol was studied.

  研究了以大孔阳离子交换树脂作为催化剂的松节油一步法水合反应。

• conclusion the methods of extraction of alkaloids with alcohol and separation with strong acid cation exchange resin are economy, convenient and highly efficient.

  结论乙醇提取、强酸性阳离子树脂提取、分离总生物堿是一种经济简便、效率较高的方法。

• this paper investigates the catalysis of d-72 strong acid cation exchange resin on the synthesis of acetals, and systematically discusses the influence of reaction factors on the catalysis reaction.

  研究了强酸性阳离子交换树脂对缩醛合成反应的催化作用，系统地探讨了各反应因素对反应的影响，研究发现，d-72强酸性阳离子交换树脂具有较高的催化活性，并能重复使用。

• the catalytic hydroxyethylation of liquid ammonia by cation exchange resin was studied and the reaction mechanism was discussed. according to the experimental data, the kinetic equation was deduced.

  对以阳离子交换树脂为催化剂的液氨羟乙基反应进行了研究，叙述了该催化反应的机理，在对该反应动力学的实验基础上，得到了反应动力学方程。

• free amino acids s content and composition in litchi fruit stones extraction and eluate by 732 cation exchange resin were determined by ics-2500 ion chromatograph.

  为测定荔枝核中的游离氨基酸，采用ics-2500离子色谱分析仪，分别测定了荔枝核提取液与732阳离子交换树脂洗脱液中的氨基酸的组成和含量。

• fatty acid methyl esters were prepared by esterification in a fixed bed reactor from methanol and fatty acids in palm oil deodorizer distillate(podd) using a cation exchange resin as catalyst.

  以强酸性阳离子交换树脂为催化剂，经过自制的固定床反应器，使棕榈油脱臭馏出物（podd）中的脂肪酸与甲醇起酯化反应，合成脂肪酸甲酯。

• the non-isothermal thermal decomposition kinetics of powdered sodium polystyrene sulfonate cation exchange resin was studied by tg method.

  用tg法研究了粉状聚苯乙烯磺酸钠阳离子交换树脂的热分解反应非等温动力学，测定了该反应的动力学基础数据。

• the authors reported the synthesis of c102 macroporous cation exchange resin from st-dvb copolymer via chlorination and sulfonation, with nb-1 weak polar solvent as pore formation agent.

  以nb-1 型弱极性溶剂为致孔剂合成的st-dvb共聚体为骨架，经氯化、磺化制得c102大孔阳离子交换树脂。