A modified zeolite particle with pore structure was made from natural zeolite.
将天然沸石进行处理制备出多孔质改性沸石颗粒。
The thermal stabilities of modified zeolite molecular sieves were investigated .
研究了改性分子筛的热稳定性；
Static experiments was carried out in order to examine phosphorus ability of modified zeolite.
为了考察改性沸石的除磷性能，进行了静态试验。
Natural and modified zeolite have strong selective adsorption ability to ammonia nitrogen in the wastewater.
天然沸石及改性沸石对氨氮有很强的选择性吸附能力。
The regeneration of used modified zeolite was also studied and the result showed that modified zeolite had preferable stability.
文章还对改性沸石的再生问题作了初步研究，结果表明改性沸石具有较好的稳定性。
The results show that absorption level of formaldehyde by organic-modified zeolite is higher than that by natural zeolite and inorganic-modified zeolite.
结果表明，有机改性的沸石对甲醛的吸附要比天然沸石和无机改性沸石对甲醛的吸附效果明显。
The structures of natural zeolite and modified zeolite were observed by SEM, XRD and FT-IR. Based on these, the reason and effect of modification were further analyzed.
用扫描电镜、X射线衍射仪、红外光谱等检测手段对天然沸石和改性后的沸石进行结构表征，进一步分析了改性效果及原因。
The modified zeolite obtained by the method in the invention can synchronously remove various pollutants in sewage such as cation pollutants, anion pollutants and nonionic organic pollutants.
本发明的方法得到的改性沸石可对污水中阳离子污染物、阴离子污染物以及非离子的有机污染物等多种污染物进行同步去除。
The catalyst provided by the invention is obtained by the method that the surface acidity and the pore structure of a metal modified zeolite molecular sieve are decorated by siloxy group compound;
本发明所提供的催化剂由金属改性后的沸石分子筛再经硅氧烷基化合物修饰表面酸性和孔结构得到；
The catalyst provided by the invention is obtained by the method that the surface acidity and the pore structure of a metal modified zeolite molecular sieve are decorated by siloxy group compound;
本发明所提供的催化剂由金属改性后的沸石分子筛再经硅氧烷基化合物修饰表面酸性和孔结构得到；
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