Carbon fibre reinforced polymers (CFRP) are formed using both thermoplastic and thermoset polymers and typically exhibit low surface energy and poor bonding characteristics. Plasma treatment significantly increases the surface energy of CFRPs resulting in much elevated bond strengths.
Carbon Fibre
Before Plasma treatment |
after Plasma treatment |
Contact Angle 80.3 ± 1.98O | Contact Angle 20.67 ± 0.81O |
Surface energy 36.91 ± 2.16mN/m | Surface energy 76.66 ± 0.52mN/m |