水性

Conventional sulphamate series superplasticizer is modified by modified monomer so as to improve the water retention and to reduce the bleeding rate of water reducing agent.

选用改性单体对传统氨基磺酸盐系高效减水剂进行改性，以提高减水剂的保水性、减小泌水率。

Aliphatic diamine sulphonate was synthesized by the reaction of ethylenediamine with sodium 2-chloroethanesulfonate.

乙二胺基乙磺酸钠是水性聚氨酯合成中重要的亲水性扩链剂，又可作为有机中间体、生化试剂应用于其它领域。

Graft copolymerization of acrylic acid and acrylic amide onto chlorinated polyethylene by the oil-swellable suspension graft copolymerization technique was studied, benzoyl peroxide was used as the free radical initiator and ethyl acetate as the sweller.

采用溶胀悬浮接枝共聚法，将水溶性单体丙烯酸、丙烯酰胺接枝到疏水性氯化聚乙烯大分子链上，合成双亲性接枝共聚物。

In CF liver disease, biliary MCP-1 was increased, positively correlating with levels of the hydrophobic bile acid, taurocholate.

在CF肝病中，胆道MCP-1增加，并与疏水性胆汁酸和牛磺胆酸盐的水平呈正相关。

According to the results of floatation of artificial mixed mineral and characterization of SEM, the surface of ilmenite will be coated by micro-size titanaugite, and the increase of mineral surface hydrophobicity can result in the increase of attractive force between the two kinds of mineral particles.

通过人工混合矿浮选试验结果和扫描电镜检测验证，微细粒钛辉石会在钛铁矿表面发生罩盖现象；矿物表面疏水性增强，两种矿物颗粒间的引力相应增大。

The settling velocities of galena,titanomagnetite and pyrite in the froth layers are determined,and the effects of the particle size and the surface hydrophobicity on the settling velocity in the froth layers are investigated.

试验测定方铅矿、钛磁铁矿、黄铁矿颗粒在泡沫层中的沉降速度，分析研究粒度及表面疏水性对颗粒在泡沫层中沉降速度的影响。

To improve water resistance of starch adhesives, tolylene diisocyanate and epichlorohydrin were used as cross linking agents.

以甲苯二异氰酸酯和环氧氯丙烷为交联剂，对氧化淀粉进行两步交联改性，提高了淀粉胶黏剂的耐水性。

A gas permeation model associated with the structure of membrane and a method of determined membrane structure parameters such as tortuosity were established.

理论分析了疏水性多孔膜气体渗透原理和膜各种结构特征参数的关系，并建立了计算气体渗透通量的模型方程，以及确定多孔膜曲折因子等结构参数的方法。

The artificial marble made of this resin and a filler of aluminum trihydrate has features such as an excellent appearance, and excellent hot waterresistance.

用这种树脂和氢氧化铝填料制作的人造大理石具有如下特点：有出色的表面有出色的耐热水性。

The trilobe 355 catalyst(Fe-K-Mg-Ce-Mo) for ethylbenzene dehydrogenation which had the characteristics of high catalytic activity,high selectivity,low water-oil ratio ,high side pressure,and good water resistance was developed.

开发成功了具有高活性、高选择性、低水油比、高侧压强及抗水性能好等特点的三叶型355催化剂（Fe－K－Mg－Ce－Mo）。

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