Preparation device and preparation process of battery-grade superfine sodium carbonate

By designing a preparation device including feeding, feeding, demagnetization and crushing components, the problem of low production efficiency and quality of battery-grade ultrafine sodium carbonate in the prior art is solved, and an efficient and low-cost preparation process is achieved.

CN119634018APending Publication Date: 2025-03-18CHINA SALT KUNSHAN CO LTD
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Patent Information

Application Number
CN202411696346.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-25
Publication Date
2025-03-18

AI Technical Summary

Technical Problem

In the prior art, the preparation of battery-grade ultrafine sodium carbonate requires the cooperation of multiple equipment, resulting in high cost of equipment use, low preparation quality and efficiency.

Method used

A preparation device including a feeding assembly, a first feeding assembly, at least one set of first demagnetization components, a second feeding assembly and a crushing assembly are designed. Through seamless connection of these components, continuous demagnetization and crushing of sodium carbonate raw materials are achieved, and battery-grade ultrafine sodium carbonate is prepared.

Benefits of technology

Improve the preparation efficiency and quality of battery-grade ultrafine sodium carbonate, eliminate magnetic impurities, and reduce preparation costs.

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Abstract

The invention discloses a preparation device and a preparation process of battery-grade superfine sodium carbonate, and relates to the field of preparation of sodium carbonate. The invention discloses a preparation device of battery-grade superfine sodium carbonate. The preparation device comprises a supply assembly, a first feeding assembly, at least one first demagnetizing assembly, a second feeding assembly and a crushing assembly. According to the preparation device, the first feeding assembly and the second feeding assembly on the preparation device can cooperate with each other and drive the sodium carbonate raw material to continuously pass through the at least one set of the first demagnetizing assembly and the crushing assembly, and sodium carbonate can be continuously prepared into battery-grade superfine sodium carbonate under cooperation of the first demagnetizing assembly and the crushing assembly; the preparation efficiency of the battery-grade superfine sodium carbonate is effectively improved; meanwhile, magnetic impurities in the prepared battery-grade superfine sodium carbonate are eliminated, so that the preparation quality of the battery-grade superfine sodium carbonate is effectively improved; in addition, multiple devices do not need to be arranged during preparation, and the cost is effectively reduced.
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