手机3D曲面玻璃热弯成型用石墨材料的制备及其与玻璃的反应性研究  

Preparation of graphite materials for hot bending of 3D curved glass for mobile phones and its reactivity with glass

作　　者：何成林 陈惠[3] 杨程 鲍晨光 刘金平 He Cheng-lin;Chen Hui;Yang Cheng;Bao Chen-guang;Liu Jin-ping(Hunan Changyu Science and Technology Development Co.Ltd.,Hunan Changsha 410600,China;College of Materials Science and Engineering,Hunan University,Hunan Changsha 410082,China;Hunan High Performance Carbon and Graphite Material Engineering and Technology Research Center,Hunan Changsha 410600,China)

机构地区：[1]湖南长宇科技发展有限公司,湖南长沙410600 [2]湖南省高性能炭石墨材料工程技术研究中心,湖南长沙410082 [3]湖南大学材料科学与工程学院,湖南长沙410600

出　　处：《炭素技术》2023年第5期55-59,共5页Carbon Techniques

基　　金：湖南创新型省份建设专项(2020GK4027)。

摘　　要：以3种超细粉为原料,通过不同的配方和特定的工艺制备出用于手机3D曲面玻璃热弯成型用的石墨材料,通过与蓝思科技所用手机3D曲面玻璃热弯成型用的石墨材料的性能作对比,并且模拟热弯成型的工况条件,探究了制备样品与3D曲面玻璃的反应性。最后,提出了改进热弯成型所用的石墨材料的高纯度、高密度及超细结构的办法。Using three kinds of superfine carbon powders as raw materials,graphite materials for mobile phone 3D curved glass molds were prepared by different formulas and specific processes.Compared with the graphite material used in 3D curved glass for cell phone in the Lens Technology Co.Ltd.,the reactivity of the obtained samples with 3D curved glass was investigated by simulating the condition of hot ben-ding.Finally,the methods of improving the purity,density and ultra-fine structure of graphite materials in hot bending are put forward.

关 键 词：各向同性石墨 3D曲面玻璃 热弯成型工艺 反应性 

分 类 号：TQ127.11[化学工程—无机化工] TG76[金属学及工艺—刀具与模具]