脱层

The multi-insert layer organophilic montmorillonite was prepared from Na-MMT, cetyltrimethyl ammonium bromide and caprolactam.

以钠基蒙脱土、十六烷基三甲基溴化铵和己内酰胺为原料，制备了复合插层有机蒙脱土。

The epoxy resin/diethylenetriamine/montmorillonite nanocomposites were prepared by casting and curing processes and the intercalation behavior of epoxy resin in the organophilic montmorillonite was investigated by XRD and DMTA methods.

采用浇模固化成型法制备了环氧树脂／二亚乙基三胺／蒙脱土纳米复合材料，并用X射线衍射、动态力学热分析法等手段研究了环氧树脂在有机蒙脱土中的插层行为。

Polystyrene-MMT nanocomposites were prepared by free radical polymerization of styrene containing dispersed clay. The organophilic MMT particles were easily dispersed and swollen in styrene monomer.

采用双－苯基二甲基十八烷基溴化铵作为有机插层剂对钠基蒙脱土进行了有机化处理，该有机化的蒙脱土粒子在苯乙烯单体中很容易地均匀分散并形成稳定的胶体溶液。

Organic pillaring reaction has an important signification for researching the montmorillonite micro structure and understanding the reaction mechanism between natural organic matters and minerals.

蒙脱石有机柱撑反应对于探测蒙脱石内部微结构特征、了解柱撑产物体系中有机物与矿物的作用机制和有机物在层间域内的性质、构型研究都具有重要意义。

Results show that protons are liberated by dehydration or dehydroxylation after calcination at 500℃. These protons disrupt the silicon-oxygen-aluminium bridges where there are Al substitutions in the tetrahedral sheet of the montmorillonite. Some of silicon-oxygen and aluminum-oxygen tetrahedral invert to react with the pillaring agents and yield covalent bonds which firmly fix the pillars to the host clay. The Al-MMT are thermally and hydrothermally stable up to 700℃.

经过500℃高温焙烧后，交联剂经脱水或脱羟基释放出质子攻击蒙脱土四面体层中Si-O-Al四键，硅氧四面体和铝氧四面体发生翻转，与交联剂发生反应生成共价键，形成稳定的层柱黏土材料，在700℃高温下，Al-MMT材料不仅具有较好的热稳定性，而且具有较好的水热稳定性。

Breath VOCs samples in Tedlar bags were preconcentrated with multi-bed sorbent sampling tubes and analyzed by thermal desorption-GC/MS.

呼气样本用采样袋收集，以复合床热脱附采样管来浓缩呼出气体中挥发性有机物，运用热脱附仪配合气相层析质谱仪来进行分析。

A smectic flow is found for the first time above the depinning, and a crossover from elastic crystal to smectic flows as well as a crossover from smectic to plastic flows is observed with an increase in the pinning strength of solid boundary.

首次在脱钉点附近发现存在一种近晶流动。另外，还发现：随着边界层表面钉扎强度的提高，在脱钉点附近存在从弹性晶体流动到近晶流动，以及从近晶流动到塑性流动的渡越。

Phenolic resin/montmorillonite hybrid resin were prepared by Zn_2 catalyst and cured by p-toluene sulphonic acid through one step process in this paper.

在醋酸锌催化剂作用下，采用边缩聚边插层的一步法制备了酚醛树脂/蒙脱土杂化树脂，并采用对甲苯磺酸为室温固化剂制得酚醛树脂/蒙脱土复合材料。

Both HIPS/OMMT composites and the flame retardant HIPS/OMMT composites of polyammonium tribasic phosphate system were prepared by melt-inter- calation method.

将钠基蒙脱土有机化改性，制成有机蒙脱土，采用熔融插层法分别制备HIPS/OMMT复合材料和聚磷酸铵体系阻燃的HIPS/OMMT复合材料。

The fold cambers in plane which protrudes to the south. Regional tectonic pattern show bigger hiberarchy, which mainly is composed of roof -slippage-fault-fold. The tectonic pattern of shallow hiberarchy which includes middle-upper Triassic's fragmentary rock is fault-propagation and low-angle faults fracture, its roof rock is mainly pelyte. The tectonic pattern of midding-deep hiberarchy which includes upper Paleozoic's carbonatite is possibly thrust and broad-tempered fold.

研究区的构造样式表现出较大的层次性，总体为盖层滑脱式逆冲褶皱型，其中，以中、上三叠统碎屑岩为主的浅层次，其构造样式主要为紧密型断滑或断展褶皱低角度逆冲断裂，其滑脱面为三叠系下部泥质岩或粉砂质泥岩；以上古生界碳酸岩为主的中深层次，其构造样式推测以冲断和宽缓褶皱为主。

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