The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 29, 2026

Filed:

Dec. 01, 2022
Applicants:

Guangdong Brunp Recycling Technology Co., Ltd., Foshan, CN;

Hunan Brunp Recycling Technology Co., Ltd., Changsha, CN;

Hunan Brunp Ev Recycling Co., Ltd., Changsha, CN;

Inventors:

Haijun Yu, Foshan, CN;

Aixia Li, Foshan, CN;

Yinghao Xie, Foshan, CN;

Xuemei Zhang, Foshan, CN;

Zhixu Lu, Foshan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/02 (2006.01); B01J 20/28 (2006.01); B01J 20/32 (2006.01); C02F 1/28 (2023.01); C02F 101/20 (2006.01);
U.S. Cl.
CPC ...
B01J 20/0251 (2013.01); B01J 20/28004 (2013.01); B01J 20/28059 (2013.01); B01J 20/28073 (2013.01); B01J 20/3204 (2013.01); B01J 20/3217 (2013.01); B01J 20/3236 (2013.01); B01J 20/3291 (2013.01); C02F 1/288 (2013.01); C02F 1/281 (2013.01); C02F 2101/206 (2013.01);
Abstract

The present disclosure discloses a silicon-aluminum-iron composite material and a preparation method therefor and use thereof, and belongs to the technical field of wastewater treatment. The silicon-aluminum-iron composite material comprises an inner core and an outer shell wrapping the inner core; the inner core is a silicon-aluminum-based hollow sphere; the outer shell contains iron element; and there are holes on the silicon-aluminum-iron composite material. The silicon-aluminum-iron composite material of the present disclosure improves the specific surface area of the silicon-aluminum-iron composite material through structural adjustment. When it is used to adsorb heavy metal ions, the adsorption sites are correspondingly increased, which finally improves the adsorption capacity for heavy metal ions.


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