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ZEOLITE CATALYST OF DEPARAFINIZATION AND METHOD OF DEPARAFINIZATION

机译:沸石的脱硝催化剂及脱硝方法

摘要

FIELD: chemistry.;SUBSTANCE: catalyst is proposed for the non-hydrogen dewaxing of a hydrocarbon feedstock based on a modified aluminosilicate zeolite of the MFI structure, characterised by a molar ratio of SiO2/Al2O3, equal to 23-130, the residual content of sodium ions is less than 0.1%, the presence of modifying metals in an amount of 0.5-1.5 wt %. Modifier metals are present in the pores of the zeolite in the form of water-insoluble compounds and are selected from the group Fe, Cr, Al, Zn, or a combination thereof. A method for the dewaxing of a hydrocarbon feedstock using the inventive catalyst is also provided.;EFFECT: implementation of the proposed group of inventions provides increased activity and stability of the catalyst, increasing the yield of a qualitative target product in the dewaxing of raw materials with increasing process productivity.;7 cl, 3 tbl, 10 ex
机译:领域:化学;物质:基于MFI结构的改性铝硅酸盐沸石,提出了一种用于烃类原料的非氢脱蜡的催化剂,其特征在于SiO 2 / Al 2 O 3 ,等于23-130,钠离子的残留含量小于0.1%,改性金属的含量为0.5-1.5 wt%。改性剂金属以水不溶性化合物的形式存在于沸石的孔中,并且选自Fe,Cr,Al,Zn或其组合。还提供了一种使用本发明的催化剂对烃原料进行脱蜡的方法。效果:所提出的一组发明的实施提供了增加的催化剂活性和稳定性,提高了原料脱蜡中定性目标产物的收率。 ; 7 cl,3 tbl,10 ex

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