一种利用高锰酸钾废渣制备硅晶石的方法

By adjusting the sintering system and adding additives, the preparation process was optimized, solving the problem of utilizing potassium permanganate waste residue in the traditional sintering system. This enabled the preparation of high-strength silicon crystal slabs, meeting building requirements and reducing costs.

CN118724570BActive Publication Date: 2026-07-17ZHUBANG CONSTR TECH (CHONGQING) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHUBANG CONSTR TECH (CHONGQING) CO LTD
Filing Date
2024-06-19
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Due to its unique composition, potassium permanganate waste residue is difficult to utilize effectively in traditional sintering systems, leading to problems such as increased sintering temperature and deformation, making it difficult to prepare high-strength silicon crystals.

Method used

By adjusting the sintering system, adding sintering aids and plasticizers, and optimizing particle size distribution, the preparation process includes mixing, aging, vacuum extrusion, drying, and high-temperature calcination. Silicon crystals are prepared using raw materials such as potassium permanganate waste residue, shale, and clay.

Benefits of technology

This method enables the large-scale consumption and resource utilization of potassium permanganate waste residue, producing high-strength silicon crystal stone slabs that meet building material needs while reducing environmental pollution and production costs.

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Abstract

本发明涉及一种利用高锰酸钾废渣制备硅晶石的方法,其包括S1、准备原料高锰酸钾废渣、页岩、粘土和添加剂;S2、按比例称取原料,混合均匀后加水造粒,陈化,然后真空挤出湿胚样品;S3、将湿胚样品干燥;S4、将干燥后的物料先预热,后高温处理,最后焙烧,获得烧结硅晶石。本发明方法将不同于常规成分的难以利用的高锰酸钾废渣有效用于制备硅晶石,可大掺量的消耗高锰酸钾废渣,并转化为绿色建材,把废物转变出经济效益,符合固废处理、建材两个行业的需要。
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