表面活性剂

A new powdery ammonium nitrate fuel oil explosive was produced to solve the problems of complicated production process and low explosion energy. The explosive was made of ozocerite,surfactant,gelatinizer and water, which were made into slurry mixed solution at 105-110 ℃, and was dehydrated from -0.07 MPa to -0.09 MPa.

为解决当前粉状铵油炸药生产工艺复杂，爆炸能量低的难题，在105～110 ℃将硝酸铵与地蜡、表面活性剂、吸附剂和水混溶制成浆状混合液，并在真空度为-0.07～-0.09 MPa压力下脱水干燥，研磨过筛，得到粉状铵油炸药。

A surfactant producing strain BS-37 was studied by electrostimulation of a designed electro-operation system composed of pectinate microelectrode arrays.

用自主研制的基于梳状交叉微电极阵列结构的细胞电操作系统，开展产表面活性剂BS-37菌株选育研究。

Accordingly, a block remover system JD-1 is developed, which is composed of organic solvent, surfactant and penetrant.

为此，研制出了有针对性的解堵剂配方体系JD-1，该解堵剂体系主要由有机溶剂、表面活性剂以及渗透剂组成。

The results show that the addition of surfactant shortens induction time and improves formation rate and volumetric proportion, and the volumetric proportion of synthetic hydrate samples can amount to 136~150; the existence of porous medium delays hydrate formation exiguously; the influence of memory effect on gas hydrate formation is notable, the induction time could be shortened by 10~20 times for the experimental system containing residual pentahedral ring structure.

结果表明：表面活性剂的加入缩短了水合物生成诱导时间，提高了生成速度和含气率，合成的水合物样品含气率达到136~150；多孔介质的存在对水合物的生成有较小的延缓；记忆效应对瓦斯水合物生成影响显著，在拥有水合物分解残余五面体环等结构的实验体系中，水合物生成诱导时间缩短10~20倍。

Taking Na_2SnO_3·3H_2O as raw material, organic reagent (pentyl alcohol, butyl alcohol, cyclohexane) as dispersant, and adding anion surfactant (sodium dodecyl alkylbenzen sulfonate, ABS), uniform ultrafine SnO_2 powder is prepared by hydrothermal method using Sn_4 deposition as precursor.

以Na2SnO3·3H2O为原料，有机试剂(正戊醇、正丁醇、环己烷)为分散剂，同时加入阴离子表面活性剂(十二烷基苯磺酸钠，ABS)，以氢氧化锡沉淀为前驱体，用水热法制备了粒度均匀的SnO2超细粉体。

Soda Ash, Anionics, Sodium Perborate

碳酸钠，阴离子表面活性剂，过硼酸钠

Carbon encapsulated permalloy nanoparticles were prepared with a pyrogenation anneal method. Nanometer magnetic fluid was obtained by mechanical ball milling, using oleic acid as the modifier and kerosene as the carrier liquid.

用热解－退火法制备了碳包覆坡莫合金纳米粒子(carbon encapsulated permalloy nanoparticles， CEPNPS)，选用油酸为表面活性剂，煤油为载液，采用机械球磨法制备出CEPNPS磁流体。

This paper deals with the surfactant application progress in the area of pesticide.

介绍了表面活性剂在农药领域的应用研究进展。

The dependencies of dilational modulus and phase angle on the concentration, time, and frequency were explored.

发现N-酰基牛磺酸钠的表/界面扩张性质随时间、频率和表面活性剂浓度的变化均呈现规律性的变化。

Finally,the factors that can effect the phase transfer catalysis reaction rate are discussed,it can get know more about affect of some factors,such as phase changes, migration rule of surfactant and property change of microinterface to the phase transfer catalysis reaction.

最后，就对相转移催化反应速率影响的诸因素进行详细的讨论，了解乳化液中相态变化、表面活性剂迁移规律、微界面性质变化等因素对相转移催化反应的影响。

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