According to the traditional condensation polymerization theory,colloidal concept of UF resin,and some experimental and production facts,this paper discussed the formaldehyde content of UF resin,formaldehyde emission and water resistance of wood-based boards,and the effects of m.
该文依据高分子缩聚的经典理论和胶体学说以及一些实验与生产事实,讨论了脲醛树脂中的游离甲醛问题、胶接制品的甲醛释放问题、脲醛树脂的耐水性问题、脲醛树脂固化速度与摩尔比以及固化剂种类的关系问题,分析了脲醛树脂固化的经典理论与胶体学说存在的问题。
Release of colloidal phosphorus, nitrogen and organic carbon in the course of dying and decomposing of cyanobacteria;
蓝藻死亡分解过程中胶体态磷、氮、有机碳的释放
Study on colloidal form and variation during flotation of sugar juice;
糖汁气浮提纯过程胶体形态变化的研究
The influence of wind-wave disturbance on colloidal trace metals in the waters of Taihu Lake.;
风浪扰动对太湖水体中胶体态痕量金属含量的影响
Performance Rearch of Metallized Gelled Propellant;
金属化胶体推进剂性能研究
Research and Application of Gelled Propellant;
胶体推进剂的研究与应用
A Study on the Properties of Microcrystalline Cellulose gel;
微晶纤维素胶体性质的研究
Characteristic Study on Metal Colloids by Laser Ablation;
激光烧蚀法制备的纳米金属胶体及表面的特性研究
Effects of colloids and salts on the stability of active lactobacillus drink with double proteins;
胶体、盐对双蛋白活性乳酸菌饮料稳定性的影响
Synchronously,pure Ag colloids are obtained.
同时,在Ag片所处的液体中制备出了具有nm尺度“化学纯净”的Ag胶体系。
Colloidal gold immunochromatographic assay(GICA) for detection of papavarine;
胶体金免疫层析法检测罂粟碱的研究
Study on the preparation of colloidal gold-SPA complex;
胶体金-SPA复合物的制备
Evaluation of the particle diameter of colloidal gold and its distribution through visible spectroscopy;
可见光光谱法评价胶体金粒径及分布
In this paper, colloid titration is used to measure charge density of CPAM.
通过胶体滴定法测定了CPAM电荷密度,研究了加填及加入CPAM后浆料悬浮液的电荷变化。
Aiming at the applicable performance of cationic organic macromolecular flocculant, colloid titration and viscosity determination are the simple and practical ways used for expressing its performances.
针对阳离子型有机高分子絮凝剂的应用性能,采用胶体滴定和黏度测定简单实用的方法进行表征。
Determination of the degree of substitution of cationic starch by colloid titration was studied in this paper.
采用胶体滴定法测定阳离子淀粉取代度。