材料期刊网

PEEK与纳米SiO2填充PTFE复合材料的摩擦磨损性能研究?

杨东亚 , 祁渊 , 王宏刚 , 高贵 , 龚俊 , 任俊芳

功能材料 doi:10.3969/j.issn.1001-9731.2015.10.010

通过机械共混、冷压成型、烧结的方法制备聚醚醚酮(PEEK)与纳米 SiO2颗粒共同填充改性聚四氟乙烯(PTFE)复合材料试样。利用 MRH-3型环-块摩擦磨损实验机对不同配方比例的复合材料在不同实验条件下进行摩擦学性能实验。利用扫描电镜对试样磨损后的摩擦表面形貌和钢环表面的转移膜进行观察和分析。结果...

关键词: Nano-SiO2 , PEEK , PTFE , 摩擦磨损

Research on a New Process of Preparation for Nano-SiO2 with High Activity and Mesopores

Ruijing ZHANG , Ke YANG , Tianying XIONG

材料科学技术（英文）

Nano-SiO2 with high activity and mesopores was prepared through sol-gel synthesis followed by low-temperature heat treatment and ball milling firstly in our experiments. TEM was performed to measure particle sizes. Nitrogen adsorption experiments were carried out to estimate specific surface area, p...

关键词: Heat treatment , null , null , null

高含量纳米SiO₂对环氧清漆耐腐蚀性影响研究

史洪微刘福春韩恩厚

腐蚀学报（英文）

关键词: 纳米SiO₂ , EIS , epoxy varnish , silane crosslinker

Fire and Corrosion Resistances of Intumescent Nano-coating Containing Nano-SiO₂ in Salt Spray Condition

Zhenyu Wang Enhou Han Fuchun Liu Wei Ke

材料科学技术（英文）

The nano-concentrates and fiame retardant nano-coating were prepared in thhis study. The effect of nano-SiO₂ on the corrosion resistance and fire resistance of ammonium polyphosphate-pentaerythritol-melamine (APP-PER-MEL) coating was investigated by differential thermal analysis (DTA), sc...

关键词: Nano-SiO₂