查询词典 acrylate

Hydrolysed polyacrylamide with a super-high molecular weight suitable for driving crude oil in reservoir is prepared by copolymerization of acrylamide and sodium acrylate.

本文采用丙烯酸钠与丙烯酰胺共聚合的工艺方法生产适用于油田驱油的具有超高相对分子质量的部分水解聚丙烯酰胺。

These catalysts were found to have good activity and reusability in the Heck vinylation of aryl iodides and acrylate, among which the ethylenediamine modified resin supported Pd(0) catalyst kept a high activity at the 17th run at 90℃.

结果表明，该类催化剂具有良好的催化活性和重复使用性能，其中用乙二胺功能化树脂负载的Pd(0)催化剂在90℃重复使用17次时能保持良好的催化活性。

For (NH4)2S2O8 initiated ISP system consisted of AA, SPAN emulsifier and kerosine, it was found Rp 1.10.8, Eap=78.8kJ/mol for acrylic acid system and Rp 1.50.6, Eap=57.8-83.7kJ/mol for ammonium acrylate system The value of was negative when , the emulsifier concentration ,was low and became positive when was high for both systems.

用过硫酸铵引发AA类单体、SPAN系列乳化剂及煤油体系的ISP时，对AA体系Rp∝~(1.1)~(0.8)~Y，聚合总活化能为78.8KJ／mol；对丙烯酸铵体系，Rp∝~(1.4)~(0.6)~Y，聚合总活化能为57.6～83.7 kJ／mol，两体系中的γ值在乳化剂浓度较小时为负值，增加到一定程度时为正值。

Polystyrene-co-acrylate emulsions were polymerized and applied to reinforce the filter paper. The latex particles with different morphological structure were prepared through controlling the polymerization and the structure of the particles was investigated by transmission electron microscopy.

摘 要：在自制苯丙共聚乳液过程中，通过控制聚合工艺，使共聚乳液中的乳胶粒子具有不同的形态结构，并采用透射电镜对乳胶粒子的形态结构进行了表征。

A fast sot-gel process of TEOS and HEMA followed by free-radical polymerization of the acrylate monomer was utilized to produce a series of polyacrylates-silica hybrid biomaterials with significant low volume shrinkages.

本文以甲基丙烯酸羟乙酯为有机前体，正硅酸乙酯为无机前体，采用低收缩溶胶-凝胶分步聚合工艺，制备出新型有机/无机杂化生物材料。

Additionally, polymer product ions indicative of a small amount of water radiolysis were observed, and evidence that the butyl acrylate monomer interacts with -radiation to yield an initiating species is gained.

此外，聚合物产品离子显示少量水辐观察而且有证据表明丙烯酸丁酯单体结合射线辐射产量发起一个物种获益良多。

The fluorescence of the polymer, P could be quenched by electron-deficient quenchers such as methacrylonitrile, acrylonitrile, fumaronitrile; methyl acrylate and methyl methacrylate.

本文合成了新的功能性单体N一甲基丙烯酞一N，一呛吮基呱嗦，并观察了单体及其聚合物溶液的荧光光谱。

The effects of ethylene-methyl acrylate copolymers on the shapes and electric properties of wax crystal was studied by polarising microscope and microscopic electrophoresis apparatus .

利用偏光显微镜和微电泳仪研究了乙烯-丙烯酸甲酯共聚物对蜡晶的形态和电性质的影响。

A super absorbent of poly was prepared by solution polymerisation with allyl acrylate as crosslinking agent,acrylic acid as monomer and potassium persulphate as initiator.

以丙烯酸烯丙酯作为交联剂、丙烯酸为单体、过硫酸钾为引发剂，采用溶液聚合法合成了一种聚丙烯酸类超强吸水剂。

The title inorganic-organic composite emulsion was prepared by using siloxane modified nano zinc oxide, methyl methacrylate and ethyl acrylate as the raw materials.

采用硅氧烷改性纳米氧化锌与甲基丙烯酸甲酯、丙烯酸乙酯制备了无机－有机复合乳液。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。