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EUROPLASMA NV
Journée technique automotive Marc Pauwels
Low Pressure Plasma Used For AutomotivePolymers
EUROPLASMA NV
Journée technique automotive Marc Pauwels
OutlineCompany HistoryWhat is Plasma?Plasma Processes for PlasticsApplicationsPlasma EquipmentIn-line Plasma EquipmentConclusions
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Company HistoryU
p-sc
alin
g
Process complexity
EUROPLASMA NV
Journée technique automotive Marc Pauwels
What is a plasma?‘Fourth state of matter’A plasma is a mix of
Charged particles (ions, electrons)Neutrals (atoms, radicals, molecules)
EUROPLASMA NV
Journée technique automotive Marc Pauwels
What is a plasma?Plasma is generated by anelectromagnetical discharge in a gas at low pressure
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Plasma processes for plastics
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Plasma processesRemoval of molecular contamination layersfrom a surfaceEtching of a surface (several nm up to 1 µm)Chemical activation of a surfaceCross linking of chemical species on the surfacePlasma polymerization on a surfaceSubstrates can be plastics, metals or ceramics
EUROPLASMA NV
Journée technique automotive Marc Pauwels
ActivationSurface modification of outer molecularlayersTreatment depth limited to typically 0,3 –1,5 nm!Process gas mixtures typically based uponO2, N2 or Ar
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Activation of plastics
High surface energy = low water contact angle = good wetting = good adhesion
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Surface Energy Dynes/cm
Water Contact Angle Degrees
before after before after 1. Hydrocarbons
29 72 87 22 31 72 87 42 38 72 72.5 15 35 72 82 26 41 72 71 18
Polypropylene Polyethylene Polystyrene ABS Polyester Rigid PVC 39 72 90 35 2. Fluorcarbons Polytetrafluorethylene polyethylene copolymer
37 72 92 53
Fluorinated ethylene propylene
22 72 96 68
Polyvinylidene 25 72 78.5 36 3. Elastomers Silicone 24 72 96 53 4. Thermoplastics
41 72 76.5 17.5 46 72 75 33
Pet Polycarbonate Polyamide 40 72 79 30
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Automotive polymersPP or PP/PE (Borealis, Domo)PCPPS: Ryton (Chevron Phillips)Glass fibre reinforced polyamides:
Grivory/Grilamide (EMS)Zytel (Dupont)Ixef (Solvay)Rilsan (Arkema)
TPE/TPU
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Activation applicable for:
PaintingPrintingGluingFlockingElectroplatingMetallisation
EUROPLASMA NV
Journée technique automotive Marc Pauwels
ActivationActivation of plastic of plastic partsparts prior prior toto paintingpaintinguntreated
plasma treated
EUROPLASMA NV
Journée technique automotive Marc Pauwels
EUROPLASMA NV
Journée technique automotive Marc Pauwels
ActivationActivation of plastic of plastic partsparts prior prior toto gluinggluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
PLASMA AS PLASMA AS PREPRE--TREATMENTTREATMENT PRIOR PRIOR TO GLUING : CASE 1 TO GLUING : CASE 1 -- POLYMERSPOLYMERS
TLSSTLSS--datadata PEPE PEPE PPPP PPPP
((MPaMPa)) UntreatedUntreated Plasma Plasma treatedtreated
UntreatedUntreated Plasma Plasma treatedtreated
ECCOBONDECCOBOND®® 23322332 0.630.63 > 2.61> 2.61 0.140.14 1.781.78
ECCOBONDECCOBOND®® 45 W 145 W 1 0.590.59 > 2.66> 2.66 0.120.12 1.821.82
SurfaceSurface Energy Energy ((mNmN/m)/m)
3030 > 68> 68 3333 > 68> 68
(ECCOBOND ®® is a registered trademark of National Starch is a registered trademark of National Starch & Chemical)& Chemical)TLSS = Tensile Lap Shear Strength
Epoxy adhesivesProducts supplied by:
EUROPLASMA NV
Journée technique automotive Marc Pauwels
PLASMA AS PLASMA AS PREPRE--TREATMENTTREATMENT PRIOR PRIOR TO GLUING : CASE 1 TO GLUING : CASE 1 -- POLYMERSPOLYMERS
TLSSTLSS--datadata ABSABS ABSABS PBTPBT, 30 , 30 %GF%GF
PBTPBT, 30 , 30 % GF% GF
((MPaMPa)) UntreatedUntreated Plasma Plasma treatedtreated
UntreatedUntreated Plasma Plasma treatedtreated
ECCOBONDECCOBOND®® 23322332 -- -- 7.027.02 12.6212.62
ECCOBONDECCOBOND®® 45 W 145 W 1 1.601.60 > 4.92> 4.92 2.342.34 7.927.92
SurfaceSurface Energy Energy ((mNmN/m)/m)
3535 > 68> 68 3535 > 68> 68
TLSS = Tensile Lap Shear Strength
Epoxy adhesives Products supplied by:
EUROPLASMA NV
Journée technique automotive Marc Pauwels
PLASMA AS PLASMA AS PREPRE--TREATMENTTREATMENT PRIOR PRIOR TO GLUING : CASE 2 TO GLUING : CASE 2 –– METALSMETALS, Al, Al
TLSS (TLSS (MPaMPa)) UntreatedUntreated Plasma Plasma treatedtreated((physicalphysical
cleaningcleaning, Ar/O, Ar/O22))
Plasma Plasma treatedtreated((chemicalchemical
cleaningcleaning, O, O22))ECCOBONDECCOBOND®® 23322332 13.9013.90 18.1818.18 20.1020.10
SurfaceSurface Energy Energy ((mNmN/m)/m)
3535 > 68> 68 > 68> 68
TLSS = Tensile Lap Shear Strength
Epoxy adhesive
Products supplied by:
EUROPLASMA NV
Journée technique automotive Marc Pauwels
0
500
1000
1500
2000
2500
3000
3500
R-7-120NA R-4-200NA R-4-240NA XE5030NA XK2240 R-4
Max
bre
ak fo
rce,
N
Smooth surface - no pre-treatmentPlasma surface activation - 1Plasma surface activation - 2Physical surface roughening
Gluing of plasma activated PPS
EUROPLASMA NV
Journée technique automotive Marc Pauwels
ActivationActivation of plastic of plastic partsparts prior prior toto gluinggluing//flockingflocking
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Electro-pneumatisch
luchtstroom
• 3-D parts
• Flock flow adjustable
• Air flow adjustable
• High Voltage adjustable
airflow
Electro pneumatic
EUROPLASMA NV
Journée technique automotive Marc Pauwels
PolymerizationReactionReaction takestakes place on the place on the substratesubstrate surfacesurfacePermanent Permanent coatingscoatings withwith typicaltypical thicknessthickness of of tenstens of of nmnmFunctionalityFunctionality determineddetermined byby precursor gas(es):precursor gas(es):
HydrocarbonsHydrocarbons (+ O(+ O22): ): permanentlypermanently hydrophilichydrophiliccoatingscoatingsFluorocarbonFluorocarbon mixtures: mixtures: permanentlypermanently hydrophobichydrophobicand and oleophobicoleophobic coatingscoatings
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Applicable for:Non-woven media for filtration
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Oleophobic/Hydrophobic treatment filter media
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Applications
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Arm rest in car doorActivation of PP parts prior to gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Motor capActivation prior to flocking
EUROPLASMA NV
Journée technique automotive Marc Pauwels
DashboardActivation prior to flocking, gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Silicone-based connector partsActivation prior to gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Car bumperCleaning & activation prior to gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Inner part of map holderActivation prior to gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Glove boxActivation prior to flocking
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Control panelActivation prior to gluing
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Car radio partsActivation prior to painting
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Car glazingEtching before coating
EUROPLASMA NV
Journée technique automotive Marc Pauwels
AirfiltersHydrophobic plasma coating
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Plasma treatment equipment
EUROPLASMA NV
Journée technique automotive Marc Pauwels
CD400PLC
EUROPLASMA NV
Journée technique automotive Marc Pauwels
CD1000PLC
EUROPLASMA NV
Journée technique automotive Marc Pauwels
CD1800
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Custom Design
EUROPLASMA NV
Journée technique automotive Marc Pauwels
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Roll- to-roll plasma treatment system fornonwovens
Pump systemVacuum chamber
Winding system
Electrode system
RF-Generator
Proces control system
EUROPLASMA NV
Journée technique automotive Marc Pauwels
References AutomotiveVISTEONFAURECIAHUTCHINSONSTRUCTUPLASFREMACHMAGNETTI MARELLI (PLASTIVALOIRE)HELLAAKTSOURIAUECASECURIT SAINT-GOBAINKIEKERTQUALPLASTHONDA
EUROPLASMA NV
Journée technique automotive Marc Pauwels
In-line plasma equipment
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Cycle: 6 bumpers in 6minutes
Custom Design
EUROPLASMA NV
Journée technique automotive Marc Pauwels
MOLDOW
EUROPLASMA NV
Journée technique automotive Marc Pauwels
EUROPLASMA NV
Journée technique automotive Marc Pauwels
VENJAKOB
plasma
EUROPLASMA NV
Journée technique automotive Marc Pauwels
VENJAKOB
EUROPLASMA NV
Journée technique automotive Marc Pauwels
In-line 2D treatment system
EUROPLASMA NV
Journée technique automotive Marc Pauwels
In-line 2D treatment system
EUROPLASMA NV
Journée technique automotive Marc Pauwels
In-line 2D treatment system
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Conclusions
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Advantages of vacuum plasmaEffective treatment!
High surface energy levelsGood shelf life
Uniform treatment of three dimensionalpartsSimple process controlLow defect density
EUROPLASMA NV
Journée technique automotive Marc Pauwels
Advantages of vacuum plasmaLow variable costsDry and clean processClean room compatible equipmentBatch process easily integrated in production line