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本文对近年来膨润土在国内外的先进加工技术,如酸处理、碱处理、插层复合等进行了归纳,介绍了膨润土在新型陶瓷、特种涂料、无机凝胶、压敏纸显色剂、高效吸水剂、农药载体及核废料处理中的最新应用,并对我国近期及将来膨润土工业的发展方向和提高经济效益的途径提出了新的观点。认为必须大力开展膨润土的应用研究和精加工技术研究,并关注蒙脱石的人工合成技术研究,开发高附加值产品,将资源优势转化为经济优势。
In this paper, bentonite in recent years at home and abroad advanced processing techniques, such as acid treatment, alkali treatment, intercalation compound were summarized, introduced bentonite in the new ceramics, specialty coatings, inorganic gels, pressure sensitive paper color reagent, efficient Water-absorbing agent, pesticide carrier and nuclear waste treatment of the latest applications, and the future of China’s future and future development direction of bentonite industry and ways to improve economic efficiency put forward a new point of view. It is necessary to vigorously carry out the applied research and finishing technology of bentonite, pay close attention to the research on synthetic technology of montmorillonite, develop high value-added products and turn resource advantages into economic advantages.