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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

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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

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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