查询词典 polymer

Isonicotinoyl hydrazone; complex; coordination polymer; porous structure

异烟酰腙；配合物；配位聚合物；多孔结构

The application of some kinds of polymer in the hydrogel system was researched in the paper.

本论文着重研究不同种类聚合物在水凝胶体系中的应用。

Intelligent hydrogel is one of the important functional polymer materials which has response to the external environment.

智能水凝胶是一类重要的功能型高分子材料，对外界环境刺激的应答能力使其成为研究的热点。

When the temperature is above 100℃, no reaction of SiO_2 with gaseous hydrogen fluoride is observed, but the reaction is accelerated when the surface of SiO_2 is coated by a special polymer film.

二氧化硅与气相氟化氢的反应和与氢氟酸的反应不同，当温度高于100℃时，气相氟化氢与裸露的二氧化硅无明显反应，当二氧化硅表面涂上一层特殊聚合物膜时，反应可很快发生。

The prepared supported palladium catalyst with ultra thin fiber morphology can hydrogenate olefin and nitrobenzene hydrogenation in high efficiency. The loss of noble metal was reduced and the quality of the product was improved for formation of chemical bond between metal and polymer.

本论文以电纺丝技术为基础，利用聚丙烯腈、苯乙烯-丙烯腈共聚物、聚乙烯基吡咯烷酮和壳聚糖衍生物等为载体，制备出了负载钯的超细纤维无纺布形态催化剂，并对其催化加氢性能进行了讨论研究。

The resulting polymer undergoes hydrogenolysis at atmospheric pressure in the presence of a palladium on charcoal and the pendant benzyl group was removed completely.

所得聚合物在Pd/C催化下氢解，可以定量地去除苄基保护基，从而得到侧链带有羟基的新型功能性可生物降解聚酯。

The other is by the action ofmolecular to increase the hydromechanics dimension of the polymer .

新型缔合聚合物的研制和发展符合第二种机理，即靠分子间相互作用来改善聚合物的性能。

This is the reason why the hydrophilic FAP has a self-conditioning mechanism because of swelling of the polymer.

这就是为什么政府亲水FAP的具有自我调节的机制，因为膨胀的聚合物。

The first step is the preparation of hydrophilic Fig.2.ThemanufacturingprocessofahydrophilicFAP polymer binder, and the second is curing process.

第一步是筹备亲水 fig.2.themanufacturingprocessofahydrophilicfap 聚合物粘结剂，第二个问题是固化过程。

In this thesis, the preparation, characterization and properties of polymer/layered double hydroxide nanocomposites were described.

本论文探讨了聚合物／层状双氢氧化物纳米复合材料的制备方法，并对其形貌结构和性能进行了表征。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。