一种用于复合绝缘横担的蔗渣基碳纤维与环氧树脂复合材料及其制备方法

By combining bagasse-based carbon fiber and epoxy resin composite materials with carbonization, surface modification and staged curing processes, the problem of insufficient aging resistance of composite insulating crossarms in harsh environments has been solved, achieving excellent electrical insulation performance and environmental adaptability.

CN122127739BActive Publication Date: 2026-07-17GUANGXI UNIV +2

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
GUANGXI UNIV
Filing Date
2026-04-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing composite material insulating crossarms have insufficient aging resistance in harsh environments. In particular, glass fiber and basalt fiber are not economical and sustainable, making it difficult to meet the requirements of use in complex environments such as high load, high humidity, salt spray and corrosion.

Method used

A composite material of bagasse-based carbon fiber and epoxy resin was prepared by carbonization and surface modification techniques. Combined with inorganic insulating fillers and a staged curing process, a stable interface structure was formed, and an insulating coating was applied to the surface to improve electrical insulation performance and environmental adaptability.

Benefits of technology

The prepared composite material insulating crossarm maintains excellent mechanical properties while possessing excellent electrical insulation properties and environmental adaptability, enabling it to be used stably for a long time in high-load, high-humidity, salt spray, and corrosive environments.

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Abstract

本发明公开了一种用于复合绝缘横担的蔗渣基碳纤维与环氧树脂复合材料及其制备方法,属于复合材料加工技术领域。该复合材料以蔗渣基碳纤维为增强相、环氧树脂为基体,并引入无机绝缘填料、阻燃剂及抗老化助剂,蔗渣基碳纤维是选取蔗渣通过蔗渣干燥预处理、惰性气氛炭化及表面改性后与树脂体系混合,并通过模压成型、分阶段固化和表面绝缘涂层处理,制备的复合材料绝缘横担具有较高的抗弯强度、较高的体积电阻率以及较低的吸水率,具有优良的力学性能、电绝缘性能以及环境适应性能,适用于输配电线路及复杂环境电力工程,具有广阔的应用前景。
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