轻质高强高阻尼HfO2@CNT/聚合物/CuAlMn复合材料的制备及性能

蒋招汉, 邱文婷, 龚深, 李周

Preparation and Properties of Lightweight HfO2@CNT/Polymer/CuAlMn Composite with High Strength and High Damping

JIANG Zhaohan, QIU Wenting, GONG Shen, LI Zhou

表5 5种材料中各个阻尼项的应变能损耗占比 (%)

Table 5 Proportions of strain energy dissipation of each damping term in five materials

Sample CuAlMn SMA Macroscopic interface Polymer Microscopic interface Filler Porous CuAlMn SMA 23.04 76.96 - - - Polymer/CuAlMn 13.90 77.78 8.32 - - CNF/polymer/CuAlMn 13.02 72.27 5.18 8.40 1.13 CNT/polymer/CuAlMn 9.67 45.29 5.13 38.86 1.05 HfO2@CNT/polymer/CuAlMn 7.60 40.09 4.58 46.87 0.86