查询词典 basic anhydride

The seven units at the complex include capacity for acetic acid, vinyl acetate monomer, acetic anhydride, vinyl acetate emulsions, Celstran long fiber-reinforced thermoplastic, GUR ultra-high molecular weight polyethylene and a polymer compounding unit.

基地包括醋酸、醋酸乙烯单体、醋酐、醋酸乙烯-乙烯共聚乳液、超高分子量聚乙烯和长纤增强热塑性塑料的生产装置以及特种功能高技术复合材料装置。

The hapten was conjugated to horseradish peroxidase to prepare enzyme tagged hapten by means of mixed anhydride method.

在此基础上，首次成功建立了对三唑磷具高特异性的间接竞争、包被抗体直接竞争酶联免疫吸附分析技术。

The horseradish peroxidase tagged antibody was prepared by means of modified NaIO4 method and the HRP tagged hapten was prepared by means of mixed anhydride method.

以辣根过氧化物酶采用改良的过碘酸钠法标记抗体、混合酸酐法标记半抗原。

With DMAP as catalyst, phorate hapten and succinic anhydride synthesized Phorate ramification.

在DMAP作为催化剂的条件下，甲拌磷半抗原与丁二酸酐反应，得到甲拌磷半抗原的衍生物。

Monocholesterylsuccinate is synthesized using cholesterol and succinic anhydride as raw materials in heptane and trace pyridine as catalyst.

以正庚烷为溶剂、吡啶为催化剂，采用丁二酸酐和胆固醇以均相法合成了丁二酸单胆固醇酯。

20 New carbonyl functionalized imide derivatives were synthesized by the direct reaction of aminoacids with anhydride s.

首次用氨基酸与一系列酸酐直接反应，合成了20个含羧基的酰亚胺，对其结构进行了表征。

2 New carbonyl functionalized imide derivatives of maleimide were synthesized by the direct reaction of amino acids with maleic anhydride.

用氨基酸与苹果酸酐直接反应，合成了两个含羧基官能团的苹果酰亚胺，为氨基酸氮端的保护以及含羧基官能团的酰亚胺类化合物的合成提供了一种直接、简便的新方法。

The indene maleic anhydride copolymers were synthesized with naphtha oil at 70～85℃ in the presence of 1.0%～2.0% initiator.The yield was more than 90%.The chemical structure of the copolymer was confirmed by IR.

以轻煤焦油为原料，在温度为70～85℃，引发剂为单体总质量的1.0％～2.0％的聚合条件下，合成了茚－马来酸酐共聚物，得率在90％以上。

Green scale inhibiter ; polyaspartic acid ; maleic anhydride ; synthesis ; biodegradation

绿色阻垢剂；聚天冬氨酸；马来酸酐；合成；生物降解

Aim To prepare lower degree of substituted starch acetate with cassava starch as material, acetic anhydride as acetylation reagent, sodium hydroxide as catalyst and sodium sulfate as gelatinization inhibiter.

目的 以木薯淀粉为原料，醋酸酐为乙酰化试剂，NaOH为催化剂，Na2SO4为膨胀抑制剂，制备了低取代度木薯淀粉醋酸酯。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。