Results 1 to 10 of about 15,840 (214)

Topology and structure analysis of carbon fiber-reinforced polyimide composites [PDF]

open access: yesE3S Web of Conferences, 2023
This paper describes the production of carbon fiber / high-performance polyimide prepregs and the study of prepreg samples quality by scanning electron microscopy, atomic-force electron microscopy and scanning ion-conductance microscopy.
Aleksandrova D., Komarova M., Egorov A.
doaj   +1 more source

Dual-Curing Systems of Epoxy Resin for Using in Prepreg Manufacturing [PDF]

open access: yesBaspārish, 2022
Nowadays, the use of prepregs has accelerated the composite manufacturing and has facilitated their processing. To prepare the epoxy prepregs, it is necessary to cure the resin slightly in order to maintain the overall shape of the prepreg and to hold ...
Mahdi Payamani   +2 more
doaj   +1 more source

Preparation and curing process optimization of an asymmetric impregnated vacuum bag-only prepreg

open access: yesFrontiers in Materials, 2022
One of the most significant defects, porosity, has been proven to affect the properties of composites. It is critical to reduce the porosity of composite material and the curing cost while maintaining high laminate quality for vacuum bag-only prepreg. In
Feng Wang   +3 more
doaj   +1 more source

Research progress in the preparation of fiber reinforced thermoplastic resin prepreg

open access: yesCailiao gongcheng, 2021
Thermoplastic composite materials are widely used in automobile, aerospace and military fields due to their advantages of high impact toughness, recyclability and excellent environmental adaptability.
TENG Ling-hong   +3 more
doaj   +1 more source

Curing kinetic and dynamic thermodynamic properties of E-glass fiber/epoxy resin prepreg

open access: yesCailiao gongcheng, 2020
In order to obtain the curing reaction temperature parameters of E-glass fiber/epoxy resin prepreg, DSC was carried out. Kissinger and Crane equations were used to obtain the phenomenological nth-order reaction curing kinetic parameters of the prepreg ...
ZHANG Cheng-lin   +4 more
doaj   +1 more source

Cure Kinetics of a Carbon Fiber/Epoxy Prepreg by Dynamic Differential Scanning Calorimetry

open access: yesInternational Journal of Polymer Science, 2023
Investigating the curing kinetics of a fiber prepreg system is beneficial to the controlling of prepreg laminate curing process. In the present work, a dicyandiamide (DICY)-cured carbon fiber/epoxy prepreg system was investigated by non-isothermal ...
Kaihua Chen   +4 more
doaj   +1 more source

Effect of carbon nanotubes on the electrical, thermal, mechanical properties and crystallization behavior of continuous carbon fiber reinforced polyether-ether-ketone composites

open access: yesMaterials Research Express, 2021
The continuous carbon fiber reinforced Polyether-ether-ketone (PEEK) prepreg tapes with the addition of carbon nanotubes (CNTs) were prepared by a wet powder impregnation process.
Liang Qiao   +5 more
doaj   +1 more source

Numerical and experimental studies of multi-ply woven carbon fibre prepreg forming process [PDF]

open access: yes, 2020
Woven carbon fibre prepreg is being increasingly used in high-performance aerospace and automotive applications, primarily because of its superior mechanical properties and formability.
Attridge, Alex   +6 more
core   +1 more source

Ramie Fiber-Reinforced Polylactic-Acid Prepreg: Fabrication and Characterization of Unidirectional and Bidirectional Laminates

open access: yesInternational Journal of Technology, 2023
The fabrication of a natural prepreg with poly-lactic acid (PLA) matrix and ramie fiber reinforcement was engineered on a laboratory scale by impregnating the unidirectional and bidirectional ramie fiber with PLA matrix solvent on a glass die.
Tresna Priyana Soemardi   +3 more
doaj   +1 more source

Effects of near-infrared heating and high frequency induction roller heating in continuous tape layup molding of CFRTP

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Automated thermoplastic tape laying (ATL) and automated fiber placement (AFP) are high-potential manufacturing methods for continuous carbon fiber reinforced thermoplastic (CFRTP) composites which can ensure operational safety even in highly loaded ...
Daiki TANABE   +3 more
doaj   +1 more source

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