X zeolites were synthesized by using industrial waste residue fluent-bed fly ash successfully.
利用工业废渣流化床粉煤灰成功合成出x型分子筛。
In addition, Reports about magnetic X zeolites have not been previously reported because of the hard synthesis condition and foreign crystals.
此外，因为合成条件的局限和异质晶体的原因，关于磁性X型沸石的报道尚属首例。
A review is presented on side chain alkylation of toluene with methanol for styrene synthesis over modified X type zeolites in the last 30 years.
综述了三十年来国内外有关在改性X型沸石催化剂上，甲苯、甲醇侧链烷基化制备苯乙烯反应的研究状况。
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