1. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) 12-13 July 2004 Plasma Technology: An Environmentally Friendly Innovation for Aircraft Industry

2. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) PLASMA SYSTEM:  Vacuum chamber  Vacuum pumps  Gas distribution  RF-generator  Process controller  Loading principle PLASMA PARAMETERS:  Primary parameters: Gas type Residence time  Secondary parameters: Gas flow Frequency Power Pressure WHAT IS PLASMA?  4 the state  Ionized gas, highly reactive  Visible glow discharge Low pressure: 5.10 -2 - 1 mbar Ambient temperature: 30 - 40 °C Gasses: O 2,N 2,Ar,He,C x F y,H 2,CH 4,… Liquid monomers: HMDSO,… Frequency’s: KHz, MHz, GHz TREATMENTS:  Cleaning  Activation  Etching  Polymerization

3. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) Plasma for activation of:  Polymers (thermoplasts, duroplasts and elastomers)  Textiles (synthetic and natural fibers)  Foils To create:  Polar groups on the surfaces To obtain:  Better Adhesion Applications:  Printing and painting  Gluing and flocking  Biomedical cell growth  Biocompatible coatings  Soldering and bonding  Laminate and Composite production PLASMA O 2 PLASMA N 2 c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c NH 2 NO 2 OH OCOOH NH

4. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) Plasma for etching of:  Polymers (thermoplasts, duroplasts and elastomers)  Textiles (synthetic and natural fibres)  Foils To remove:  Parts of the material  Whole layers To obtain:  Better Adhesion  Roughening of the surface Applications:  Back etch of PCB  Desmear of PCB, including PTFE  Cleaning of laser vias (blind holes)  Photo resist stripping  Suitable for hybrid materials PLASMA c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c

5. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) Plasma for polymerisation of:  Polymers (thermoplasts, duroplasts and elastomers)  Textiles (synthetic and natural fibres)  Foils To produce layers with:  Polymer like properties  Pin-hole free dense properties  Thickness in nm range  Highly cross linked properties  Custom designed surface properties Applications:  Hydrophobic coatings  Hydrophilic coatings  Oleo phobic coatings  Barrier coatings  Biocompatible coatings  Inert behaving coatings PLASMA CH 4 /Ar c c c c c c c c c c c c c c c c c c c c c c c c

6. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) NEW DEVELOPMENTS FOR AIRCRAFT INDUSTRY: TEXTILES Activation of the textile with plasma technology, for a better uptake of FR-product and for a better adhesion of the FR-product onto the textile using impregnation technology Already proven on PA-textiles (FAR 25.853 appendix f part 1) Why it can be used: For better adhesion of the flame retardant product onto the textiles: better wash ability To reduce the chemical concentration in a impregnation bath (more environmental friendly) To obtain extending flame retardant properties according the FAA-regulations for interiors. Plasma pre- treatment

7. EUROPLASMA NV De Bruwaan 5d, 9700 Oudenaarde (Belgium) tel.: +32 (0)55-30.32.05 fax: +32 (0)55-31.87.53 12-13 July 2004 Ing.Marc PauwelsFAA Materials Meeting (Zürich) NEW DEVELOPMENTS FOR AIRCRAFT INDUSTRY: AIRCRAFT WINDOWS Polymerization of multifunctional barrier coating with plasma technology Fire retardant properties and anti-crazing properties Development of scratch resistant multifunctional barrier Why it can be used: The multifunctional barrier should increase the burn-through time (longer time for evacuation) The multifunctional barrier should also increase the crazing resistance due to some influences as temperature, UV-radiation, humidity, … The coating will also increase the hours of flying: less maintenance is needed Plasma treatment