Laser surface roughening of PTFE for increased bonding strength
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- Rauh, M., Ihlemann, J. & Koch, A. Appl. Phys. A (2007) 88: 231. doi:10.1007/s00339-007-4070-1
Treatment of pure Teflon (PTFE) with UV laser pulses (193 nm) produces area-selective rough surfaces. These irradiated areas are bondable with ordinary adhesives. The stability of the bonds is about one order of magnitude higher than that of bonds with untreated Teflon.