Patent ID: 11884632
Assignee: ZHEJIANG HENGYI PETROCHEMICAL RESEARCH INSTITUTE CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 10:
11. The method of claim 10, wherein the metal source is at least one selected from the group consisting of a nitrate of the metal, a chloride of the metal, a sulfate of the metal, an acetate of the metal, and an ester metal compound; and/or
in step (b-4), the molecular sieve raw powder is pulverized to 100-1,000 meshes; the conditions of the rotary molding comprise: the rotary table inclination angle within a range of the relationship between the rotary table diameter D and the rotary table depth H is H=0.1-0.3D, and the rotation speed of the rotary table is within a range of 10-50 rpm; and/or
the ethanol in the crystallization mother liquor of step (b-3) is recovered to provide at least part of the ethanol of step (1) and/or at least part of the ethanol of the crystallization solvent of step (4).