3M FBE Coating

3

3M™ Scotchkote™ 134 Fusion Bonded Epoxy Coating

Information, Properties and Test Results

Table of Contents

PAGE

1 - Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

2 - Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

3 - History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

4 - Manufacturing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

5 - ProcessandqualityControl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

6 - Packaging,StorageandShipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

7 - PropertiesofthePowder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

8 - PropertiesoftheCoating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

8 .1 Hardness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

8 .2 TensileStrength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

8 .3 Elongation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .4 ImpactResistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .5 AdhesiveStrength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .6 PenetrationResistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .7 Bendability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .8 CoefficientofFriction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .9 Thermal–Mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

8 .10 VolumeResistivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 .11 ElectricStrength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 .12 WeatheringResistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 .13 CathodicDisbondmentResistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 .14 MoistureResistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 .15 AutoclaveTesting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

8 .16 TasteandOdorProductionPotential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

8 .17 VOCProductionPotential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

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3M™ Scotchkote™ 134 Fusion Bonded Epoxy Coating 1 - Introduction

Thecostofthecoatingisonlyasmallfractionofthecostofatubingstring,yetthecoatingisthemajormeansofassuringextendedoperationbypreventingdeteriorationandservicedisruptionduetocorrosionloss .3M™Scotchkote™FusionBondedEpoxyCoatingsrepresentasignificantimprovementininternalcoatingtechnologyfortheoil,gasandwaterindustries .

2 - DescriptionScotchkote134fusionbondedepoxycoatingisaone-part,heatcurable,thermosettingepoxycoatingdesignedforcorrosionprotectionofmetal .Theepoxyisappliedtopreheatedsteelasadrypowderwhichmeltsandcurestoauniform,coatingthickness .Thisbondingprocessprovidesexcellentadhesionandcoverageonapplicationssuchasvalves,pumps,pipedrains,hydrantsandporouscastings .Scotchkote134FBECassistanttowastewater,corrosivesoils,hydrocarbons,harshchemicalsandseawater .Powderpropertiesalloweasymanualorautomaticapplicationbyelectrostaticorair-sprayequipment .Whenappliedoverasuitableprimer,itisappropriateforoperationatmoderatetemperaturesandpressuresinthepresenceofH2O,CO2andCH4,crudeoilandbrine .

Scotchkote134FBECconsistsofablendofepoxyresinandcuringagentadditives,pigments,catalysts,levelingandflowcontrolagents .Possiblecombinationsofrawmaterialsareextensive;hencecarefulselectionhasbeenmadeby3Msothattheresultantcoatingwillserveintheenvironmentencountered .Scotchkote134FBEChasbeendesignedtoallowtrouble-free,consistentproductionapplicationatthecoatingplant .Selectionofthechemicalelementsforthefusionbondedepoxycoatingisveryimportant .Themolecularstructureoftheepoxyresin,thetypeandreactivityofthehardener,catalystandadditivesallplayanimportantroleintheultimatecoatabilityandperformanceofthefusionbondedepoxy .

3MCompanymaintainsadivisionallaboratorygroupdedicatedtotheresearchanddevelopmentoffusionbondedepoxycoating .Thegroup’spersonnelhavemanyyearsofexperienceintheformulationandevaluationofepoxycoatings .Thiseffortisassistedby3Mstafflaboratorieswithbroad-basedexpertiseinscientificdisciplinesapplicabletocoatingandsurfacetechnology .Inaddition,3Msynthesizesandmanufacturesspecializedepoxyresins,hardeners,catalystsandadditivesusedtoformulateScotchkoteFBEcoatingstomeetunusualperformanceandoperationalrequirements .

3 - HistoryScotchkote134FBEChasbeenusedextensivelyintheoilandgasindustrytocoattheexteriorandinterioroflinepipe .Over40,000miles(65,000km)ofScotchkotecoatedpipehavebeeninstalledthoughouttheworld .Thistechnologyhasbeenexpandedthrough3Mresearchtodevelopchemicallystable,hightemperature/pressureresistantinternalliningsforuseindrillpipe,primaryandsecondaryrecoverytubing,andpipeforoil,gasandwatertransportation .Coatingpropertieshavebeenprovenbyrigorous3Mautoclavetesting,andtheresultsverifiedbyindependentlaboratoryandcustomerinvestigation .

4 - ManufacturingAllScotchkotefusionbondedepoxycoatingpowdersaremadeusingthefusionblendprocessdevelopedby3M .Ingredientsarefirstpulverized,properlyproportionedandhomogeneouslydrymixed .Next,theblendedmaterialsarecarefullyandthoroughlymixedinthemoltenstateusingacontinuousmeltmixer .Thefusedblendiscooledandthenpulverizedintothefinalpoweredform .Particlesizedistributioniscarefullymonitoredtomeetoptimumapplicationstandardsrequiredbythevariouscoatingplants .Thefusionblendprocessassuresthateachparticleofthecoatingpowdercontainsallactiveingredients,thuseliminatingchangesinreactivityduetoseparationorstratificationofingredientsduringtransportationandapplication .

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5 - Process and Quality ControlProcesscontrolisessentialtothequalityofthefinishedproduct .3Mmaintainsrigidincomingqualityinspectionofrawmaterials,precisemeasurementandmeteringofcriticalcomponents,controlledenvironmentalconditionsandprocessingtemperaturesforthechemicalconstituents,andadiscerningoutgoinginspectionofthefinishedcoatingpowdertoassureuniformityofproductapplicationandperformance .Amongthequalitycontroltestsperformedon3Mpowdercoatingsare:geltime,cure,flow,fluidization,particledistribution,adhesion,impact,appearanceandmoisturecontent .

6 - Packaging, Storage and Shipping

Scotchkote134FBECispackagedinaheavyduty,polyethylenebaginastout,easyopen,fiberboardcartonwhichisclearlylabeledwithproductnumberandmanufacturingidentification .Thispackageprotectsthecoatingpowderfromhumidityandcontaminationduringshipmentandstorage .Thenetweightis65U .S .lbs .(29 .5kilos) .Thesealedcartonsarepalletizedonwoodenpalletswithnetweightof1170lbs .(530kilos)andsecurelybandedforshipment .Thepackagedproductmustbeshippedandstoredattemperaturesnotexceeding80˚F(27˚C) .

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7 - Properties of the Powder

3M™ Scotchkote™ 134 Fusion Bonded Epoxy CoatingProperty Test Method Value

Classification ASTMD1763 Type1,Grade2

Color – ForestGreen

Gloss Gardener60˚glossmeter, 34average 350˚(177˚C)application temperature

SpecificGravity(Powder) AirPycnometer 1.51

Coverage Calculatedfromair 125ft2/lb/mil pycnometerspecificgravity 0.66m2/kg/mm ofpowder

Geltimeat400˚F(204˚C) Hotplate 120secaverage

GlassPlate 3Mglassslide 75-100mmaverageflowPillFlow 300˚F(149˚C) 12mmdiameter,0,85 grampill,1minhorizontal, 15min.at63˚angle

MoistureContent CarlFischer <0.3%attimeofmanufacture

Particlesize Alpinesieveanalysis >177µm1% <44µm45-55%

HeatofPolymerization DifferentialScanning 70J/gmtypical Calorimeter

GlassTransition DifferentialScanning 107˚C(225˚F)typicalTemperatureof Calorimeter CuredCoating (midpoint)

8 - Properties of the Coating

Alltestshavebeenconductedat73˚F(23˚C)onunprimedsurfacesunlessotherwisenoted .

8.1 Hardness

Property Test Method Test Results

Hardness Barcol,ASTMD2583 23

ASTMD785 89

RockwellM 55

8.2 Tensile StrengthProperty Test Method Test Results

TensileStrength ASTMD2370 7300psi

freefilm 513kg/cm2

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8.3 Elongation Property Test Method Test Results

Elongation ASTMD2370 4.2% freefilm

8.4 Impact ResistanceProperty Test Method Test Results

Impact Gardener,5/8in. 160in-lbs. (16mm)diametertup, 18,1J 0,125in(3.2mm)panel

8.5 Adhesive StrengthProperty Test Method Test Results

Shear ASTMD1002,10mil 4300psi (254µmglueline) 302kg/cm2

8.6 Penetration ResistanceProperty Test Method Test Results

Penetration ASTMG17 0 -40˚to240˚F (-40˚to116˚C)

Compressionstrength ASTMD695 12800psi 900kg/cm2

8.7 BendabilityProperty Test Method Test Results

Bend 3/8in.(9,5mm) PipeDia.=30 primedandunprimed Elongation(%)=17 couponmandrelbend AngleofDeflection (˚/PDL)=1.9

8.8 Coefficient of FrictionProperty Test Method Test Results

CoefficientofFriction APIRP5L2-1968 23˚C Appendix8

8.9 Thermal - MechanicalProperty Test Method Test Results

ThermalConductivity MIL-I-16923E 7x10-4cal/sec/cm2/C˚/cm

ThermalShock 3M,10cycles Unaffectedbythermal -100˚to300˚F shock (-70˚to150˚C)

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8.10 Volume ResistivityProperty Test Method Test Results

VolumeResistivity ASTMD257 1.2x1015ohm•cm

8.11 Electric StrengthProperty Test Method Test Results

ElectricStrength ASTMD149 1000V/mil 40kV/mm

8.12 Weathering ResistanceProperty Test Method Test Results

WeatheringResistance Weatherometer Surfacechalk ASTMG53,5000hrs. Condensationtesttemp.50˚C Cycletime4hoursUV/ Fourhourscondensation Noblistering

SaltFog MIL-E-5272C Noblistering Nodiscoloration Nolossofadhesion

8.13 Cathodic Disbondment ResistanceProperty Test Method Test Results

CathodicDisbondment 30day,5volt DisbondmentradiusResistance 5%NaCl,sandcrock 24mmraverage 230˚F(110˚C)

4day3volt 5mmraverage 3%NaCl 71˚C(160˚F)

8.14 Moisture ResistanceProperty Test Method Test Results

WaterImmersion ASTMD570 6,5g/m2weightgain freefilm,30day 10mil(250mm)

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Notes on Autoclave Testing Notes:Alltestsconductedoncoatingsappliedover1mil(25 .4µm)liquidphenolprimer .

‘Pass’meansexcellentadhesion,noblisters,noswellinginaphases,i .e .:aqueous,hydrocarbonorgasphase . ‘Fail’meanslossofadhesion,orblisters,orexcessiveswellinginanyphases .

8.15 Autoclave TestingProperty Test Method Test Results

Pressure/Temperature 1500psi(10.3MPa) Excellentadhesion,noDuration 120˚F(49˚C) coatinglossorblistersin 24hours aqueous,hydrocarbonorgas phase

GasPhase 99.5% CO2 0.5% H2S

LiquidPhase 33.0%Kerosene 33.0%Toluene 34.0%BrineSolution (5%NaCl)

Discharge DischargeRapidat TestTemperature

Autoclave Test #1


Pressure/Temperature 5psi(0.03MPa) PassDuration 68˚F(20˚C) 72hours

GasPhase 100% H2S

LiquidPhase TurksIslandSeaWater

Discharge Releasepressureover5min. @testtemperature

Autoclave Test #2


Pressure/Temperature 60psi(0.4MPa) PassDuration 150˚F(66˚C) 24hours

GasPhase 100% CO2

LiquidPhase 5% NaClBrine

Discharge Releasepressureover1/2hour period@testtemperature

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Autoclave Test #3


Pressure/Temperature 450psi(3.1MPa) Pass

Duration 185˚F(85˚C) 24hours

GasPhase 15% CO2

84.9% N2

0.1% H2S 71˚C(160˚F)

LiquidPhase DeionizedWaterCrudeOil

Discharge Releasepressureover5min. @testtemperature

Autoclave Test #4




GasPhase 5% CO2

94.5% Methane 0.5% H2S

LiquidPhase 5% NaClBrine

Discharge Coolfor4hoursthenrapidlyreleasepressure

Autoclave Test #5




GasPhase 34% Brine (5% NaCl) 33% Kerosene 33% Toluene

LiquidPhase 8% CO2

86% Methane 6% H2S

Discharge Coolovernighttoambientreleasepressure over1/2hr.period

Autoclave Test #6




GasPhase 10% CO2

90% N2

LiquidPhase WasiaWater

Discharge Releasepressureover1/2hr.period @testtemperature

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Autoclave Test #7




GasPhase 95.5% CO2

0.5% H2S

LiquidPhase 34% Brine (5% NaCl) 33% Kerosene 33% Toluene

Discharge Instantpressurerelease@testtemperature

Autoclave Test #8




GasPhase Air

LiquidPhase 15%HCI

Discharge Forcecooltoambientrelease pressureover5min.period

Autoclave Test #9




GasPhase 12% CO2

80% Methane 8% H2S


Discharge Releasepressureover1/2hr.period @testtemperature

Autoclave Test #10




GasPhase 100% CO2

LiquidPhase 5% NaClSolution saturatedwithH2S

Discharge Cooltoambientreleasepressureover45sec.

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Autoclave Test #11




GasPhase 25% C02

55% H2S 10% Methane 10% N2

LiquidPhase 28% NaClSolution

Discharge Coolfor2hoursreleasepressureover15min.

Autoclave Test #12


Pressure/Temperature 3000psi(20.7MPa) Slightswell


GasPhase 10% C02

90% Methane Trace H2S


Discharge Coolto104˚F(40˚C)releasepressureover1/2hr.

8.16 Taste and Odor Production Potential Property Test Method Test Results

TONThresholdOdor 5days 10daysNumber(TON) 20˚C 1 1(Tonof10orless 60˚C 1 1ispassing) Results:Pass TypeOdor:None

8.17 VOC Production PotentialProperty Test Method Test Results

VOCAnalysis 5daysoakcycle Pass.Appearsclean andfreeofsignificant VOCcontamination

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3M FBE Coating