Epoxy resin-based composite material with vibration damping performance as well as preparation method and application thereof
By introducing carbon nanotubes/molybdenum disulfide@rubber particles co-embedded vibration-absorbing particles into epoxy resin-based composite materials, the problem of insufficient vibration-absorbing performance of traditional aluminum alloy skin materials is solved, and high-performance vibration-absorbing, mechanical and electrical insulation performance is achieved, which is suitable for aviation aircraft skin materials.
CN119708760APending Publication Date: 2025-03-28NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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Patent Information
- Application Number
- CN202411888640.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-03-28
AI Technical Summary
Technical Problem
Traditional aluminum alloy skin materials have insufficient vibration damping performance in the aviation field, making it difficult to meet the requirements of high-altitude aircraft for stability and service life.
Method used
A high-performance epoxy resin-based composite material is prepared by using carbon nanotubes/molybdenum disulfide@rubber particles with multi-scale friction damping.
Benefits of technology
This composite material has excellent performance in vibration damping performance, mechanical properties, electrical insulation and corrosion resistance. It can effectively reduce the impact of vibration waves on aircraft connectors, extend service life, and is suitable for aviation aircraft skin materials.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses an epoxy resin-based composite material with vibration damping performance and a preparation method and application thereof, and belongs to the technical field of carbon fiber reinforced composite materials. The carbon fiber reinforced epoxy resin matrix composite material is prepared from the following raw materials in parts by weight: 80-120 parts of epoxy resin, 10-50 parts of a curing agent and 5-10 parts of carbon nanotube / molybdenum disulfide and micron rubber co-embedded damping particles. The epoxy resin-based composite material disclosed by the invention is simple in raw materials, can be commercialized, and meets the low-altitude economic development requirements and the application requirements of aviation aircrafts; and the composite material has high specific strength, high damping vibration attenuation performance, electrical insulation performance and the like, and has a good application prospect in preparation of aircraft skin parts.
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