橡胶/类金刚石复合材料界面结合及摩擦性能研究进展  

Research Progress on Interface Adhesion and Friction Properties of Rubber/Diamond-like Carbon Composites

作　　者：崔丽 孙丽丽[1] 郭鹏 李昊 周靖远 汪爱英[1,2] CUI Li;SUN Li-li;GUO Peng;LI Hao;ZHOU Jing-yuan;WANG Ai-ying(Zhejiang Key Laboratory of Marine Materials and Protective Technologies,Key Laboratory of Marine Materials and Related Technologies of Chinese Academy of Sciences,Ningbo Institute of Materials Technology and Engineering,Ningbo 315201,China;Center of Materials Science and Optoelectronics Engineering,University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]中国科学院宁波材料技术与工程研究所、中国科学院海洋新材料与应用技术重点实验室、浙江省海洋材料与防护技术重点实验室,浙江宁波315201 [2]中国科学院大学材料与光电研究中心,北京100049

出　　处：《表面技术》2023年第3期75-90,共16页Surface Technology

基　　金：王宽诚率先人才计划卢嘉锡国际团队(GJTD-2019-13);宁波市自然科学基金(2022J301);宁波市科技创新2025重大专项(2020Z023)。

摘　　要：综述了橡胶表面沉积DLC薄膜的主要制备技术,包括磁控溅射法和等离子体化学气相沉积法。概括了橡胶/DLC复合材料的表面形貌特性,尤其是温差对表面斑块结构的影响机制。重点介绍了X切割法、划痕法及拉伸法为主的橡胶/DLC复合材料界面结合力的评估方法,分析了基体表面等离子体处理、添加过渡层及异质元素掺杂DLC薄膜对提升橡胶与DLC薄膜结合力的影响。此外,以刚性球为摩擦配副,阐述了橡胶/DLC复合材料的摩擦性能测试方法。基于橡胶的黏弹特性,探讨了橡胶/DLC复合材料的摩擦行为,并归纳了Maxwell模型、Voigt模型、双Voigt模型和SLS模型的特点和局限性。最后,围绕目前橡胶表面DLC薄膜耐磨改性工作中存在的问题和挑战,探讨和展望了未来的研究方向。Rubber has been broadly used in automobile,aerospace and petrochemical industries as sealing materials.However,rubber demonstrates high friction coefficient owing to its viscoelasticity,which makes it extremely prone to be worn out during application.Because of the advantages of simple operation,green pollution-free and no damage to the internal structure of matrix,vacuum coating has become one of the hot research directions of wear-resistant modification.Among the coating systems,diamond-like carbon(DLC)film displays combined mechanical properties and corrosion resistance including high hardness,low friction coefficient and superior wear resistance,which is considered as one of the ideal coatings to modify the friction properties of rubber.In this work,the main preparation methods of DLC films on rubber surface,including magnetron sputtering and plasma chemical vapor deposition technology,were illustrated.The surface topographical characteristics of rubber/DLC composites were reviewed,especially focusing on the effects of temperature variations on surface patch structures.Furthermore,the evaluation methods of interfacial adhesion of rubber/DLC composites were introduced,mainly including the X-cutting method,scratch test and strain test.The effects of plasma treatment for substrate surface,adding transition layer and doping heterogeneous element into DLC matrix on the adhesion between rubber and DLC films were investigated as well.Among them,plasma treatment was relatively widely used for its multifaceted functions,such as removing contaminants,changing chemical bonds of polymer surface and forming in-situ transition layer during continuous etching.In addition,by using rigid ball as friction pair,the performance measurement of tribological properties for rubber/DLC composites was elaborated.The viscoelasticity of rubber lead to large deformation during friction process,and made it difficult to measure the wear volume accurately.On the basis of rubber viscoelasticity,the tribological behavior for rubber/DLC compos

关 键 词：橡胶 类金刚石薄膜 斑块结构 界面结合 摩擦性能 

分 类 号：O484[理学—固体物理]