一种计算机电缆及其制备方法与应用

By introducing composite microspheres with a core-shell-lamellae crown structure into the outer sheath of computer cables, the problem of insufficient corrosion resistance of the outer sheath material in the existing technology is solved, achieving high reliability and long life protection under complex working conditions, and possessing self-healing capability.

CN122177571BActive Publication Date: 2026-07-17陕西西特电缆有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
陕西西特电缆有限公司
Filing Date
2026-05-13
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing computer cable outer sheath materials are not corrosion resistant enough in corrosive environments. Conventional polymer sheaths are prone to molecular chain degradation, plasticizer migration, and surface cracking, leading to protective failure. Existing technologies are unable to form a continuous and dense barrier layer, which cannot meet the high reliability and long service life requirements of complex working conditions.

Method used

The composite microspheres with a core-shell-lamellae crown structure include hollow mesoporous silica microspheres as the core, graphene oxide/nano magnesium hydroxide composite layer as the shell, and titanium carbide nanosheets as lamellar crowns. They are anchored in the outer sheath layer through electrostatic self-assembly and hydrogen bonding to form a multi-layered physical barrier network and can self-heal cracks under mechanical stress.

Benefits of technology

It significantly improves the corrosion resistance of the outer sheath, extends the service life of the cable in corrosive environments, prevents the penetration of corrosive media, enhances structural stability, reduces interface defects, and achieves self-healing capability.

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Abstract

本发明属于电缆技术领域,涉及一种计算机电缆及其制备方法与应用。本发明提供一种计算机电缆,所述计算机电缆包括缆芯、包覆于缆芯外部的绝缘层、包覆于绝缘层外部的屏蔽层以及包覆于屏蔽层外部的外护套层,所述外护套层包括基体树脂和分散于基体树脂中的复合微球,所述复合微球具有核‑壳‑片层冠结构;所述复合微球以经表面羧基化改性的中空介孔二氧化硅微球为核,以沉积于核表面的氧化石墨烯 / 纳米氢氧化镁复合层为壳,以锚定于壳表面的碳化钛纳米片为片层冠。本发明能够提升复杂工况下计算机电缆的耐腐蚀性能。
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