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.
Patent No.:
Date of Patent:
Jan. 14, 2025
Filed:
Feb. 02, 2024
Shandong University of Science and Technology, Qingdao, CN;
Xiangming Hu, Qingdao, CN;
Xiaoxiao Yu, Qingdao, CN;
Yanyun Zhao, Qingdao, CN;
Yue Feng, Qingdao, CN;
Mingyue Wu, Qingdao, CN;
Di Xue, Qingdao, CN;
Qian Zhang, Qingdao, CN;
Ning Yang, Qingdao, CN;
Jianfeng Wei, Qingdao, CN;
Jindi Liu, Qingdao, CN;
Shandong University of Science and Technology, Qingdao, CN;
Abstract
The present disclosure relates to an efficient biodegradable dust suppressant for an open-pit mine and a preparation method therefor. The dust suppressant includes the following components in percentage by weight: 2%-3.5% of gallic acid, 1.5%-2% of sodium alginate, 0.25%-2% of a surfactant, 0.5%-1% of an antifreeze liquid, and balance water. The preparation method includes the following steps: (1) preparing the gallic acid; (2) preparing the antifreeze liquid; (3) weighing the components in parts by weight; (4) mixing the gallic acid, water, sodium alginate and antifreeze liquid; (5) adding the surfactant; and (6) adding the balance water to prepare the efficient biodegradable dust suppressant for an open-pit mine. The present disclosure has the characteristics of low temperature resistance, high temperature resistance, bonding, wetting, coal dust consolidation and the like, is biodegradable, and does not cause secondary pollution. Meanwhile, the present disclosure causes no harm to human body and the environment.