负热膨胀材料及β-锂霞石研究进展及应用前景  

Research Progress and Application Prospects of Negative Thermal Expansion Materials and β-eucryptite

作　　者：钱潜 刘小康 王路路 石倩倩 杜润生 周新军 QIAN Qian;LIU Xia-kang;WANG Lu-lu;SHI Qian-qian;DU Run-sheng;ZHOU Xin-jun(CNBM Research Institute for Advanced Glass Materials Co,Ltd,Bengbu 233010,China;Lanling Yixin Mining Technology Co,Ltd,Linyi 277700,China;Xinyi Energy Saving Glass (Wuhu) Co,Ltd,Wuhu 241000,China)

机构地区：[1]中建材蚌埠玻璃工业设计研究院有限公司,蚌埠233010 [2]兰陵县益新矿业科技有限公司,临沂277700 [3]信义节能玻璃(芜湖)有限公司,芜湖241000

出　　处：《建材世界》2022年第2期14-17,共4页The World of Building Materials

基　　金：安徽省科技重大专项(201903a05020002);山东省重大科技创新工程项目(2019JZZY010317).

摘　　要：随着多应用场景对功能器件高热稳定性的要求,负热膨胀材料逐渐进入研究学者的视野。负热膨胀材料与正热膨胀材料的复合,可实现复合材料热膨胀系数的调控,制备近零热膨胀材料,具有广阔的应用前景。该文重点介绍了负热膨胀材料热缩机理及分类,β-锂霞石的研究现状,并对其应用进行了展望。With the requirement of high thermal stability of functional devices in multiple application scenarios,researchers have gradually paid more attention to negative thermal expansion materials.The composite of negative and positive thermal expansion material can realize the regulation of thermal expansion coefficient of composite material,and the preparation of near-zero thermal expansion material has broad application prospects.This paper focuses on the thermal shrinkage mechanism&classification of negative thermal expansion materials,and the research status ofβ-eucryptite,and prospects its application.

关 键 词：负热膨胀 锂霞石 热膨胀系数 复合材料 

分 类 号：TQ1[化学工程]