一种利用咖啡渣为原料的3D打印无机聚合物的制备方法

By using coffee grounds and industrial solid waste as raw materials, combined with alkali activation and foaming agents, a porous inorganic polymer slurry suitable for 3D printing was prepared. This solved the problems of complex processes and low hardness of finished products in existing technologies, and realized environmentally friendly and efficient 3D printing and the application of porous inorganic polymers.

CN117776607BActive Publication Date: 2026-07-17NORTHEASTERN UNIV CHINA
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NORTHEASTERN UNIV CHINA
Filing Date
2023-12-26
Publication Date
2026-07-17

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Abstract

本发明属于环保功能材料制备技术领域，公开了一种利用咖啡渣为原料的3D打印无机聚合物的制备方法。该制备方法包括粉体原料前置处理、无碱激发溶液的制备、咖啡渣 / 无机聚合物浆料的制备、浆料的水浴搅拌、浆料的发泡过程、3D打印前准备步骤、3D打印浆料为实物、3D打印样品养护过程。本发明利用咖啡渣添加可以改变浆料的粘稠度，对浆料的固化时间也有一定的延长作用。本发明的方法过程实现了该种绿色环保材料成型过程的智能化，获得高附加值的无机聚合物实体，在吸附废水、有害气体、膜支撑等方面有着一定应用潜力，同时3D模型的多样决定了其应用场景丰富多样。
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