silica-rich zeolite

Synthesis of high silica MFI zeolite membranes

高硅MFI型分子筛膜的合成

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Tetraethyl ammonium hydroxide ( organic template), silica gel ( silica source) and sodium meta-aluminate ( aluminum source) were used to p-zeolite synthesis and template removal in microwave radiation.

以粗孔硅胶为硅源，偏铝酸钠为铝源，四乙基氢氧化铵为模板剂，在微波辐射条件下，合成β沸石并脱除模板剂。

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Studies on CXN Natural Zeolite VII. High-silica and Ultra-stable Modification of Framework

CXN天然沸石的研究VII.骨架高硅超稳化改性

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Experimental results show that, hardened AASC paste with zeolite and silica fume possesses strong adsorption ability and anti-desorption ability for Cs+ and Sr2+.

结果表明，掺有沸石和硅灰的碱矿渣水泥硬化体具有较强的吸附Cs~+和Sr~（2+）能力以及抗Cs~+和Sr~（2+）脱附能力。

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Scholars at home have started to research 4A zeolite since 1980's, and then other substitutes were developed, such as, precipitated silica, complex sodium disilicate and layered crystal sodium disilicate.

国内学者从80年代开始研究4A沸石起，先后开发出了沉淀二氧化硅、复合二硅酸钠、层状结晶二硅酸钠等代用品。

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