中国机械工程 ›› 2026, Vol. 37 ›› Issue (1): 14-21.DOI: 10.3969/j.issn.1004-132X.2026.01.002
高传豹1(
), 张欣悦1, 岑佳佳2, 陈琴2, 冯海燕1, 陈凯1, 张德坤1(
)
收稿日期:2025-05-26
出版日期:2026-01-25
发布日期:2026-02-05
通讯作者:
张德坤
作者简介:高传豹,男,2001年生,硕士研究生。研究方向为PEEK材料改性及摩擦学性能。E-mail: gao_chuanbao@cumt.edu.cn基金资助:
GAO Chuanbao1(
), ZHANG Xinyue1, CEN Jiajia2, CHEN Qin2, FENG Haiyan1, CHEN Kai1, ZHANG Dekun1(
)
Received:2025-05-26
Online:2026-01-25
Published:2026-02-05
Contact:
ZHANG Dekun
摘要:
为了提高聚醚醚酮(PEEK)的摩擦学性能,提出了“先改性,后成形”方法。通过紫外光引发将亲水性3-磺酸丙基甲基丙烯酸钾盐(SPMK)接枝到PEEK粉体表面,再热压制备PEEK-SPMK复合材料,分析了PEEK改性后在不同工况下的摩擦磨损行为,揭示聚电解质SPMK粉体改性对PEEK复合材料摩擦学行为的影响机制和润滑机理。结果表明:SPMK粉体改性显著提高了PEEK表面的润湿性;PEEK-SPMK在生理盐水中的摩擦因数0.028和磨损率5.6×10-7 mm3/(N·m)较纯PEEK显著减小。
中图分类号:
高传豹, 张欣悦, 岑佳佳, 陈琴, 冯海燕, 陈凯, 张德坤. 聚电解质改性聚醚醚酮复合材料的摩擦学性能[J]. 中国机械工程, 2026, 37(1): 14-21.
GAO Chuanbao, ZHANG Xinyue, CEN Jiajia, CHEN Qin, FENG Haiyan, CHEN Kai, ZHANG Dekun. Tribological Properties of Polyelectrolyte-Modified PEEK Composite Materials[J]. China Mechanical Engineering, 2026, 37(1): 14-21.
| 样品编号 | 预压工艺 | 成形时间/min | 成形温度/℃ |
|---|---|---|---|
| p-1 | 不保压 | 60 | 370 |
| p-2 | 保压不卸压 | 60 | 370 |
| p-3 | 保压且卸压 | 60 | 370 |
| p-4 | 保压且卸压 | 30 | 370 |
| p-5 | 保压且卸压 | 5 | 370 |
| p-6 | 保压且卸压 | 30 | 360 |
| p-7 | 保压且卸压 | 30 | 350 |
表1 PEEK-SPMK成形参数
Tab.1 Parameters for PEEK-SPMK molding
| 样品编号 | 预压工艺 | 成形时间/min | 成形温度/℃ |
|---|---|---|---|
| p-1 | 不保压 | 60 | 370 |
| p-2 | 保压不卸压 | 60 | 370 |
| p-3 | 保压且卸压 | 60 | 370 |
| p-4 | 保压且卸压 | 30 | 370 |
| p-5 | 保压且卸压 | 5 | 370 |
| p-6 | 保压且卸压 | 30 | 360 |
| p-7 | 保压且卸压 | 30 | 350 |
| 实验组别 | 润滑介质 | 法向载荷/N | 滑动速度/(mm·s |
|---|---|---|---|
| 1 | 生理盐水 | 30 | 10 |
| 2 | 去离子水 | 30 | 10 |
| 3 | 模拟体液 | 30 | 10 |
| 4 | 小牛血清 | 30 | 10 |
| 5 | 生理盐水 | 10 | 10 |
| 6 | 生理盐水 | 20 | 10 |
| 7 | 生理盐水 | 40 | 10 |
| 8 | 生理盐水 | 40 | 5 |
| 9 | 生理盐水 | 40 | 15 |
| 10 | 生理盐水 | 40 | 20 |
表2 PEEK-SPMK滑动摩擦测试参数
Tab.2 Sliding friction test parameters for PEEK-SPMK
| 实验组别 | 润滑介质 | 法向载荷/N | 滑动速度/(mm·s |
|---|---|---|---|
| 1 | 生理盐水 | 30 | 10 |
| 2 | 去离子水 | 30 | 10 |
| 3 | 模拟体液 | 30 | 10 |
| 4 | 小牛血清 | 30 | 10 |
| 5 | 生理盐水 | 10 | 10 |
| 6 | 生理盐水 | 20 | 10 |
| 7 | 生理盐水 | 40 | 10 |
| 8 | 生理盐水 | 40 | 5 |
| 9 | 生理盐水 | 40 | 15 |
| 10 | 生理盐水 | 40 | 20 |
| 样品编号 | 接触角/(°) | 样品照片 |
|---|---|---|
| PEEK | 83.5±1.25 | ![]() |
| p-1 | 76.75±1.25 | ![]() |
| p-2 | 70±1.5 | ![]() |
| p-3 | 67.5±0.75 | ![]() |
| p-4 | 60±1.25 | ![]() |
| p-5 | 65.75±1.5 | ![]() |
| p-6 | 58.5±1.25 | ![]() |
| p-7 | 40.5±0.75 | ![]() |
表3 不同试样的接触角
Tab.3 Water contact angle of PEEK-SPMK samples
| 样品编号 | 接触角/(°) | 样品照片 |
|---|---|---|
| PEEK | 83.5±1.25 | ![]() |
| p-1 | 76.75±1.25 | ![]() |
| p-2 | 70±1.5 | ![]() |
| p-3 | 67.5±0.75 | ![]() |
| p-4 | 60±1.25 | ![]() |
| p-5 | 65.75±1.5 | ![]() |
| p-6 | 58.5±1.25 | ![]() |
| p-7 | 40.5±0.75 | ![]() |
样品 编号 | 压缩强度/MPa | 硬度/HD | 磨损率/ (10 |
|---|---|---|---|
| PEEK | 210.42±0.72 | 90.46±0.94 | 1.18±0.72 |
| p-1 | 213.52±1.05 | 91.26±0.87 | 1.95±0.22 |
| p-2 | 213.42±0.95 | 91.54±0.74 | 1.81±0.58 |
| p-3 | 215.26±0.95 | 92.44±0.93 | 1.59±0.44 |
| p-4 | 217.32±0.95 | 92.78±0.81 | 1.26±0.32 |
| p-5 | 214.62±1.11 | 92.52±1.79 | 1.72±0.46 |
| p-6 | 216.48±0.8 | 92.28±0.81 | 1.12±0.26 |
| p-7 | 219.36±1.3 | 92.84±0.90 | 0.85±0.18 |
表4 不同试样的力学性能与磨损率
Tab.4 Mechanical properties and wear rate of samples
样品 编号 | 压缩强度/MPa | 硬度/HD | 磨损率/ (10 |
|---|---|---|---|
| PEEK | 210.42±0.72 | 90.46±0.94 | 1.18±0.72 |
| p-1 | 213.52±1.05 | 91.26±0.87 | 1.95±0.22 |
| p-2 | 213.42±0.95 | 91.54±0.74 | 1.81±0.58 |
| p-3 | 215.26±0.95 | 92.44±0.93 | 1.59±0.44 |
| p-4 | 217.32±0.95 | 92.78±0.81 | 1.26±0.32 |
| p-5 | 214.62±1.11 | 92.52±1.79 | 1.72±0.46 |
| p-6 | 216.48±0.8 | 92.28±0.81 | 1.12±0.26 |
| p-7 | 219.36±1.3 | 92.84±0.90 | 0.85±0.18 |
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