sulfating

The investigation of degradation mechanism of VRLA batteries reveals that the conditions of multi-stage constant-current charging suppress softening of positive active material and sulfating of negative active material .

对电池性能衰减机理的研究表明：采用分段恒流充电能抑制VRLA电池正极板活性物质的软化和负极板活性物质的硫酸盐化。

Discussion on insignificant correlation between so_2 concentration and sulfating rate of Aksu atmosphere

阿克苏市大气硫酸盐化速率与SO2浓度非显著性相关原因的探讨

Study on a New Sulfating Method of Ricinus Oil

蓖麻油硫酸酯化新方法的研究

Research Progress on Sulfating Modification of Polysaccharides and Sulfated Polysaccharides

多糖硫酸化修饰和多糖硫酸酯的研究进展

Study of Castor Oil Sulfating Reaction

蓖麻油硫酸化反应的研究

The effect of sulfating agents and preparation methods on the structure and properties of zirconium-based solid acid catalysts ;

而以硅藻土为载体负载磷酸制备的固体磷酸催化剂是实现环境友好化催化工艺的一条重要途径。

It is a new way of sulfating the Ricinus Oil which produces a good quality fatliquoring agents .

催化剂用量为油质量的5%。该反应无“三废”产生，符合绿色化生产要求，是蓖麻油硫酸化的新途径，采用该方法试制出了性能优良的改性蓖麻油皮革加脂剂。

Review and Development of Sulfating Technology Applied in Producing Fatliquoring Agents for Leather Industry ──ⅰ Principle and Producing Technology of Sulfation

硫酸化技术开发皮革加脂剂的回顾与进展&Ⅰ.硫酸化的原理与生产技术

The sulfating methods of polysaccharides , and the biological mechanisms and clinical applications of sulfated polysaccharides were reviewed .

本文就多糖的硫酸化修饰方法、多糖硫酸酯的生物学活性及其影响因素、作用机制和临床应用进行了综述。

Effects of Sulfating Modification on Scavenging Activity Polysaccharide Free Radical and Nitroso of Ziziphus Jujube Fruit

硫酸化修饰对红枣多糖自由基和亚硝基清除活性的影响

More sulfated polysaccharides can be obtained by using sulfating methods through which the biological activities of the Chinese herbal polysaccharides could be improved .

硫酸多糖具有抗病毒、抗肿瘤、抗凝血和增强免疫等生物活性，为提高中药多糖的生物活性，可通过硫酸化修饰的方法进行结构改造，获取多糖硫酸酯。

If a malo-lactic fermentation is desired , the wine remains on the lees without sulfating until the mali-lactic fermentation has taken place .

如果需要进行苹果酸-乳酸发酵，沉淀物上的酒体不需要硫化处理，直到完成苹果酸-乳酸发酵。

This paper studies the esterification and sulfation of rubber seed oil , and inquires into the fatliquoring application of sulfating oil and the relationship with the properties of the leather .

本文研究橡胶籽油的酯化改性与硫酸化工艺，探索了硫酸化油的加脂应用与成革性能。

The apparent activation energy is about 4.76 KCal / mole . Therefor , it is reasonable to conclude that the diffusion is the rate controlling step of this sulfating process .

其表观活化能约为4.76大卡/克分子，过程的决定步骤在扩散区。

By way of experiments investigated is the effect on pore structure fractal dimension of calcium based sorbents under calcination conditions of various temperatures , atmospheres and sintering durations as well as the effect of fractal properties on the sulfating ability of the sorbents .

通过实验的方法，研究钙基脱硫剂在不同温度、气氛及烧结时间等煅烧条件下，对孔结构分形维数的影响，以及分形特性对脱硫剂的硫化能力的影响。