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:
Oct. 29, 2024
Filed:
Dec. 30, 2019
Dongjiang Environmental Company Limited, Guangdong, CN;
Wenhui Wang, Guangdong, CN;
Junqiang Zhu, Guangdong, CN;
Wenbin Xu, Guangdong, CN;
Long Chen, Guangdong, CN;
Huiqian Wang, Guangdong, CN;
DONGJIANG ENVIRONMENTAL COMPANY LIMITED, Shenzhen, CN;
Abstract
A method for preparing a basic copper carbonate is provided. The method includes: mixing a copper hydroxide with water to obtain a precursor slurry; adding an accelerator to the precursor slurry and mixing the two to obtain a first mixture; introducing gaseous carbon dioxide into the first mixture for reaction whereby obtaining a crude basic copper carbonate; and purifying the crude basic copper carbonate whereby obtaining the basic copper carbonate. The accelerator is at least one selected from the group consisting of an ammonia water and an ammonium salt.