甲基丙烯酸

The silk fabric s were ingrafted with acrylamide monomer by the radiation of Co-60γradial and then were coordinated by polysaccharid and citric acid solution in order to improve its capability of withstandingness of crease.

结果表明，在最佳工艺条件下，一缩二乙二醇甲基丙烯酸双环氧化物产率可达到73.4%；经其整理的真丝织物折皱回复角、强力均有提高，但对织物白度有一定影响

The methacrylated alginate macromer and photocrosslinked alginate hydrogels exhibited low cytotoxicity when cultured with primary bovine chondrocytes.

与原代牛软骨细胞的共培养结果发现甲基丙烯酸酯藻酸盐和交联海藻酸盐水凝胶均具有较低的细胞毒性。

The effect of the special monomers on the properties of the emulsion was studied. The results showed that when the amount of GMA was 4.4% and the amount of actyflon was 1.0% of the monomers, salt spray resistance of the emulsion, could be up to 240 h without rust spots and babbles.

结果表明，当环氧单体甲基丙烯酸缩水甘油醋用量为总单体用量的4.4%，含氟单体用量为总单体用量的1.0%时，能够显著提高乳液的交联度和疏水性，乳液成膜后进行中性盐雾实验，中性盐雾时间可达到240h，板面无锈点，主体无起泡。

A grafted copolymer, composed of poly as branched chains and chlorinated polyethylene as backbone was synthesized by in-situ chlorinating graft copolymerization based on HDPE.

以聚乙烯为原料，采用氯化原位接枝方法合成以氯化聚乙烯为骨架、聚甲基丙烯酸甲酯为支链的接枝共聚物。

This conformational change is reversible. So, the temperature-/pH- sensitive graft copolymers can be obtained by copolymerizing PNIPAM with MAA in a certain manner.

甲基丙烯酸是一种亲水性的单体，将它以适当的方式与PNIPAM聚合，可以得到既有pH敏感性也有温度敏感性的聚合物。

Its drug release rate is rather slow for its higher glass transition temperature. In Chapter Four, a series of polymers with various Tg were prepared by copolymerizing butyl methacrylate with MMA.

本论文第四章中通过共聚将甲基丙烯酸丁酯引入到PMMA中，制备得到不同Tg的聚合物，同时制备得到不同载药量的以PBMA为载体的基质。

The composition of copolyester was analyzed and the effect of diluting agent on the properties of polyurethane materials was also studied.

研究了共聚酯的组成及稀释剂（甲基丙烯酸羟乙酯，HEMA）的含量对聚氨酯材料的力学、降解性能的影响。

Core composed of interpenetrated polymer networks formed by different chains and the shell was composed of poly- acrylate.

由不同链段组成的互穿网络结构构成了乳胶粒的核，而壳则更多地由聚甲基丙烯酸酯链段组成。

Copper nanoparticles were modified by surface modifier, methyl - methylacrylate, and minified by use of fluid-flow comminuted method, the disper sity and dispersion stability of the modified copper nanoparticles as additive i n CD 15W/40 engine oil were evaluated by high velocity centrifuger; its morpholo gy and particle size were tested by TEM and XRD analysis; and its tribological p roperty in CD 15W/40 engine oil was investigated by ball on pan tribo-tester.

采用化学改性法与液流粉碎机械法对纳米铜微粒进行了表面改性和分散研究，采用高速离心机考察了表面改性后纳米铜微粒作为添加剂在CD15W/40柴油机油中的分散性及分散稳定性，采用TEM、XRD测试了表面改性纳米铜微粒的形貌及粒径大小，采用球盘磨损试验机考察了表面改性纳米铜微粒作为CD15W/40全配方调配油添加剂的摩擦学性能，用SEM、EDS观察了磨损表面的形貌、线扫描、面分布及元素含量，分析了纳米铜微粒在摩擦过程中的减摩润滑机理。结果表明：甲基丙烯酸甲酯化学改性结合液流粉碎方法处理后纳米铜微粒的粒径进一步均匀、细化，平均粒径为24nm，并在CD15W/40油中分散性好，悬浮稳定时间长。

BACKGROUND: The application of polymerized 2-hydroxyethyl methacryate in many organs of living body shows good biocompatibility.

背景：聚甲基丙烯酸β羟乙酯水凝胶在生物体多器官的应用显示了良好的生物相容性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。