Preparation method of micro-nanoparticle synergic interlaminar toughened bismaleimide/carbon fiber composite material
A technology of micro-nano particles and composite materials, which is applied in the field of preparation of micro-nano particles synergistic interlayer toughened double horse/carbon fiber composite materials, can solve problems such as complex processes, reduce reactivity, weak anti-damage ability, improve layer The effect of fracture toughness
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0021] (1) "Multiphase compounding" method: Add PEI micron particles to the liquid toughening agent containing diallyl bisphenol A (DABPA) at 100°C, and stir it evenly, and then add Bima micron powder (molar ratio BMI: DABPA=1:0.87), after continuing to stir evenly, place it on a three-roll mill for physical blending to obtain a low-viscosity resin system with good dispersibility, in which the mass fraction of PEI micron particles is 4%; (2) (1) ) The obtained double horse resin system is coated at 70°C and combined with T800 carbon fiber reinforcement at 100°C to prepare a prepreg; (3) The prepreg obtained in (2) is cut, layered, and molded. , To obtain a dual-horse / carbon fiber composite material toughened by PEI micron particles.
Embodiment 2
[0023] (1) "Multiphase composite" method: Add PEI micro-particles and core-shell nanoparticles to a liquid toughening agent containing diallyl bisphenol A (DABPA) at 85°C, and mix initially, and then add Shuangma powder (Molar ratio BMI:DABPA=1:0.87), after continuing to stir uniformly, place it on a three-roll mill for physical blending to obtain a low-viscosity resin system with good dispersibility, in which the mass fraction of PEI micron particles is 3%. The mass fraction of core-shell nanoparticles is 1%; (2) The Bima resin system obtained in (1) is coated at 60°C and combined with T800 carbon fiber reinforcement at 90°C to prepare a prepreg; (3) ) The prepreg obtained in (2) is cut, layered, and compression molded to obtain a bima / carbon fiber composite material toughened by PEI micron particles between layers.
Embodiment 3
[0025] (1) "Multiphase composite" method: Add PEI micro-particles and core-shell nanoparticles to a liquid toughening agent containing diallyl bisphenol A (DABPA) at 70°C, and mix initially, and then add Shuangma powder (Molar ratio BMI:DABPA=1:0.87), after continuing to stir evenly, place it on a three-roll mill for physical blending to obtain a low-viscosity resin system with good dispersibility, in which the quality of PEI micro-particles and core-shell nanoparticles The fraction is 2% each; (2) Coat the Bima resin system obtained in (1) at 50°C, and heat-press and compound with T800 carbon fiber reinforcement at 80°C to prepare prepregs; (3) Put (2) The obtained prepreg is cut, layered, and compression molded to obtain a bima / carbon fiber composite material toughened by PEI micron particles.
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com