查询词典 grafted

A self-consistent field theory for polydisperse polymers grafted to a surface was developed.

建立了表面接枝多分散聚合物的自洽场理论。

Sixteen cultivars of Citrus were grafted on Poncirus trifoliata and have been observed on morphology,anatomy,growth,yield and quality of fruit for nine years in order to study the graft compatibility.

嫁接在我国已有一千多年历史，广泛应用于果树、花卉、蔬菜生产。在理论研究方而，嫁接作为一种研究手段，已用来研究植物体内的物质合戍与信J自、传递等。

The chitosan microspheres grafted with pyromellitic dianhydride have been prepared for the adsorption of lead and cadmium metal ions in aqueous solution. The structure of the modified microspheres was characterized by FT-IR and XPS .

用交联的壳聚糖微球与均苯四甲酸酐在无水条件下反应，合成均苯四甲酸酐修饰壳聚糖微球，并用FT-IR和XPS表征产物的结构。

The polycondensation of the benzoguanamine and pyromellitic Dianhydride was carried out under microwave irradiation, and the resulted polyamic acid was grafted with TDI-para position substitution aniline derivatives. Thus graft polymers with different electronic effect of the end group in side chain were obtained.

将微波辐射合成的苯代三聚氰胺-均苯四酸二酐体系的PAA与TDI-对位取代苯胺衍生物反应，通过改变TDI－对位取代苯胺衍生物的对位取代基来合成具有不同电子效应的侧链端基的接枝聚合物。

Hydrophilic monomers pyrrolidone and acrylamide were grafted on polyurethane film surface by UV irradiation to improve the surface lubricity.

用紫外光直接引发亲水性单体 N-乙烯吡咯烷酮、丙烯酰胺在医用聚氨酯表面进行接枝反应，可以提高 PU表面的润滑性。

Methods N-vinyl pyrrolidone, the hydrophilic monomer, was grafted onto the surface of silicone breast implants by 60Co radiation.The implants were buried in the bilateral subcutaneous layers of the back of rabbits.The unchanged implants were used as the control group.

利用钴60共辐射的方法把亲水性单体 N-乙烯基吡咯烷酮接枝到硅胶乳房假体表面，改变其表面特性后植入兔的背部，以未经改性的正常假体作为对照组，隔一定时间通过组织切片及CT扫描的方法观察假体周围纤维囊壁的形成情况。

Shear-enhanced crystallization of PP/grafted MWCNTs nanocomposites has been followed by dynamic melt rheometry.

2采用动态流变测试原位检测剪切作用对PP／G-MWCNTs的结晶行为的影响。

Combined crystallization kinetics analysis obtained via rheometry and morphological observation of crystals growth performed on POM, two different mechanisms of shear-enhanced crystallization for PP/ grafted MWCNTs composites were suggested:(1) at low temperature, strong heterogeneous nucleation plays a dominant role on the. crystallization behavior, which would be saturated at a higher filler content, and the effect of shear-enhanced crystallization was weak;(2) at high temperature, the effect of heterogeneous nucleation was substantially depressed, and the crystallization of the composite was obviously accelerated by pre-shear and the thread-like crystallites were generated earlier than the spherulites.

结合流变测试结果和热台偏光显微镜观察的结晶形貌发展过程，对于PP／G—MWCNTs体系得到了两个不同的剪切影响机理：(1)在低温条件下，强烈的异相成核作用对结晶行为的影响占主导优势，而剪切作用对结晶的影响十分微弱，同时，在填料含量较高是，异相成核作用具有饱和性；(2)在高温条件下，异相成核作用被抑制，复合体系的结晶主要受到预剪切作用的影响，并且纤维状晶体较球晶更易生成。

Surface-treated aluminum hydroxide and magnesium hydroxide mixture, linear low density polyethylene and polyethylene grafted by maleic anhydride were melt-kneaded and extruded to produce a flame-retardant masterbatch, and then was extruded with polyamide 6(PA6) to yield PA6/SAMH/PE(50/30/20 by mass ratios)ternary composite.

采用表面处理过的氢氧化铝与氢氧化镁混合物（质量比2：1）、线型低密度聚乙烯、马来酸酐接枝聚乙烯共混挤出制成母料，然后与聚酰胺6(PA6)共混挤出即母料法制备了PA6/SAMH/PE三元复合材料。

The grafted carbon black was characterized by FTIR spectrum,TG,TEM and dispersing stability test. Carbon black in water suspension without treatment was sedimentate within 5 minute.

研究了反应时间、反应溶剂、催化剂对反应的影响，并利用TG、FTIR、TEM、分散稳定性实验等手段考察了改性炭黑的有关性能。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐