研究了有机膨润土对油的吸附机理。
The sorption behaviors for organobentonites to sorb oil from water have been investigated.
有机膨润土一般采用钠基膨润土与有机改性剂反应制备。
Generally, organic bentonite comes out from the reaction between sodium bentonite and organic modifying agent.
研究了一系列有机膨润土多次吸附水中高浓度苯酚的性能及机理。
The properties and mechanisms for repetitious sorption of phenol to organobentonites from water were studied.
本文介绍了生产纳米尼龙的原料之一纳米有机膨润土的制备方法。
The paper introduced a way of produce nanometer organic clay. It was one of materials , with which can producing nanometer PA .
可以在诸多领域应用,尤其是制备有机膨润土等高附加值产品的优质原料。
It is a quality material such as preparation of organo bentonite GCL and so on.
利用这个特点可以将芳基有机膨润土应用于新型、高效、环保的吸附材料的研发。
According to this feature, we can apply aryl organobentonites to research and develop new, efficient and environmental adsorption materials.
阴-阳离子有机膨润土有机碳含量与改性所用的表面活性剂浓度、配比和种类有关;
The organic carbon contents of anion-cation organobentonites are also correlated to the type and concentration of anion surfactants exchanged on the bentonite.
用阳离子表面活性剂作改性剂,通过阳离子交换法对膨润土进行有机改性制得有机膨润土。
The organic bentonites were prepared by the organic modification to bentonites by cation exchange process using cationic surfactant as modifier.
研究了有机膨润土的特性及在铸型涂料中作悬浮剂的使用效果,同时指出了其应用注意事项。
The performance of bentonite and its effect used in casting coating as a suspending agent were studied. Meanwhile, points for attention in its application were pointed out.
有机膨润土在废水处理和污染环境修复中的应用及机理研究是环境科学与工程领域的热点之一。
The application and sorption mechanisms of organobentonites in wastewater treatment and remediation of polluted environment have been a concern in the field of environmental science and engineering.
为了改性具有芳烃基团的有机高分子材料,用苯甲酸改性碱性钙基膨润土制备了苯甲酸有机膨润土。
In order to modify aromatic polymer, benzoic acid-bentonite was synthesized by treating alkaline Ca-bentonite with Ben - zoic acid.
研究了有机膨润土防沉剂对铜系导电涂料的沉降率、黏度、触变性、涂层导电性及显微形态的影响。
The influence of organobentonite on sedimentation ratio, viscosity, thixotropy, film conductivity and micromorphology of the copper based conductive paint is investigated.
选择天然钠基膨润土为原料,用季铵盐十八烷基二甲基苄基氯化铵(1827)将其制成有机膨润土。
The organobentonite from natural sodium bentonite has been prepared using benzyldimethylstearylammonium chloride(1827) as organic surfactant through ion-exchange reaction.
探讨了苯蒸气在膨润土原土、单阳离子有机膨润土及阴阳离子有机膨润土上的吸附性能、机理及影响因素。
The properties, mechanism and influence factors of benzene vapor sorption onto original bentonite, single cation organobentonites, and anion cation organobentonites were discussed.
研究表明,采用天然钙基膨润土通过钠化提纯、季铵盐有机改性的方法,可以制备出性能优良的有机膨润土。
Results indicated that organic bentonite could be prepared firstly by Na-modification and then by quaternary ammonium treatment.
采用单因素分析方法,考察苯甲酸用量、分散剂用量、反应时间等因素对苯甲酸有机膨润土有机物含量的影响。
In the experiment, single-factor analysis was adopted and the influence of the amount of benzoic acid and solvent and the reaction time on the organic con- tent in bentonite was studied.
结果表明,阴、阳离子表面活性剂共同改性的有机膨润土有机碳含量均大于原土和相应的单阳离子有机膨润土;
The results indicate that the organic carbon contents of anion-cation organobentonites are more than that of natural bentonite and corresponding single-cation organobentonite.
有机膨润土是用有机阳离子化合物或有机化合物与膨润土层间的无机阳离子发生交换而生成的一种疏水亲油的膨润土。
Organobentonite is a kind of hydrophobic bentonite which were prepared by exchanging inorganic cations in the bentonite with organic cations or compounds.
研究了以高纯钠基膨润上为原料,通过离子交换反应合成有机膨润土的工艺,探索了温度、反应时间等对产品质量的影响。
This paper deals with a new synthesis process of organobentonite using highly purified sodium - based bentonite as raw material through ion exchange reaction.
通过对SN悬浮剂、BTA悬浮剂、二元悬浮剂的悬浮性试验,找到了可替代有机膨润土的新型醇基铸造涂料悬浮剂——二元悬浮剂。
After suspension property experiment of SN, bta, binary suspension agent, a new suspension agent for alcohol-base foundry coating was obtained.
通过正交试验研究了改性的有机膨润土对乌鲁木齐东郊污水厂污水中COD的吸附条件及主要的影响因素,并确定了污水处理的最佳条件。
The adsorption condition and influencing factors of modified organobentonites on organic COD in wastewater were researched by orthogonal experiments at the Urumqi Eastern wastewater Treatment Plant.
实验结果表明,有机膨润土对糖蜜酒精废液的脱色率比钠化膨润土高,可达到89.6%,而钠化膨润土对糖蜜酒精废液的脱色率仅有41.3%。
The experiment results show that the decoloring ratio of molasses alcohol wastewater by organobentonite is greater than Na-bentonite, the former can reach 89.6% and the latter only 41.3%.
结果表明双阳离子有机膨润土对水中有机物两种吸附机制的主导地位与有机物本身性质有关。其主导作用发生变化的拐点与长碳链表面活性剂所占比重相关。
It is suggested that the dominant status of adsorption and partition is related to the property of organic compounds and the proportion of the long-chain alkyl quaternary ammonium cation.
改性膨润土可去除水体中的重金属离子、芳香族化合物、有毒难生物降解有机物,还具有脱色、脱磷、除臭等作用。
The modified bentonite has better qualities and ability of decolorization, sweeten and removing heavy metal cations and aromatic compounds and hard biodegradable harmful organic compounds.
本文对柱撑膨润土的制备、成型及其对水中微量重金属离子和有机污染物的吸附进行了研究。
This article studied the synthesis of pillared bentonites, shaping, and the adsorption of trace heavy metals and organic compounds in water.
有机改性膨润土是一种粒径很细的粉末,由于产生难于分离的活性淤泥,很难应用于含酚废水的工业化处理。
The organobentonites were fine particles and hardly applied to the adsorption of phenol from phenolic wastewater in practice.
球团生产中配加有机改性膨润土,明显改善了生球的强度和提高了生球爆裂温度。
By adding organic activated bentonite in palletizing production, the strength and shock temperature of green balls were improved obviously.
研究了有机改性膨润土对石油废水中聚丙烯酰胺(PAM)的去除效果。
The removal effect of polyacrylamide (PAM) from oil wastewater by organically modified bentonite has been studied.
研究了有机改性膨润土对石油废水中聚丙烯酰胺(PAM)的去除效果。
The removal effect of polyacrylamide (PAM) from oil wastewater by organically modified bentonite has been studied.
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