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3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Solutions
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Solutions
• Solvent Free Epoxies &
Polyurethanes
• Liquid Applied
• High Build
• Ultimate Resistance for…
– Storage Tanks
– Process Vessels
– Containment Bunds
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
M
E
T
A
L
B
L
A
S
T
E
D
Zinc primer – 1st coat
Zinc primer – 2nd coat
Coal Tar Epoxy
Moisture
entrapment
Solvent entrapment
Evaporation will result
in Permeability
Ingress of
Chemicals
Typical zinc & coal tar epoxy paint system
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Cause of failure
• High percentage of solvents in paints
• Slow and incomplete evaporation
• Residual solvents
• Entrapped moisture between layers
• Poor engineered properties like
– Abrasion, impact and corrosion resistance
• High permeability
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M E.Wood Solvent Free Technology
3 dimensional complex cross linking of polymer molecules
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Thortex
System
applied in
one or two
coats
Three dimensional highly complex
polymer matrix structure is highly
impermeable
Moisture over surface
Is displaced
(Hydrophobic Properties)
Thortex Solvent Free Technology
Coating
resists
Chemical
Attack
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical ResistanceChemical Immersion Tests - % Weight variation on Free Film Disc
CHEMI-TECH USR 1 Month 3 Month 6 Month 1 Year Comments
Sodium Hypochlorite +0.31 +0.25 +0.43 na Discontinued after 6 months
Diacetone Alcohol -0.18 -0.06 +0.00 +0.18
Ethanol +0.19 +0.45 +0.58 +0.90
Butyl Glycol -0.36 -0.12 +0.00 +0.30
Butyl Acetate -0.14 +0.14 +0.20 +0.55
PMA -0.44 -0.06 +0.13 +0.31
PME +0.06 +0.56 +0.56 +0.93
Dichloroethane -2.05 -1.81 -1.69 na Coated rod still OK after 1 year
Benzene +0.11 +0.32 +0.43 +0.65
Toluene -0.06 +0.31 +0.56 +0.87
Xylene +0.16 +0.27 +0.64 +1.02
Styrene +0.00 +0.62 +1.29 na Styrene polymerised
Unleaded Petrol +0.06 +0.29 +0.77 +0.88
Aviation Fuel +0.12 +0.36 +1.28 +0.91
MEK +1.61 +2.39 +2.63 +3.94
Methanol +2.38 +3.65 +5.33 +7.65
Ethyl Acetate +0.36 +0.77 +1.12 +1.73
n-Methyl Pyrrolidone -100.00 na na na
Chemical resistance charts for all Thortex Chemi-Tech Products
can be found in the Chemical Manual
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Considerations
• Chemicals Involved
– Concentrations
• Service Temperatures
– Continuous
– Peak
• Immersion State
– Level
– Fluid Movement
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Protection•Scotchkote 162 - Chemical Resistant
– 2 Pack Solvent Free Epoxy
•Scotchkote 162HB- Chemical Resistant– 2 Pack Solvent Free Epoxy – Plural feed high build
•Scotchkote 162PW - Potable Water– 2 Pack Solvent Free Epoxy
•Scotchkote 162PWX – Potable water– 2 Pack Solvent Free Epoxy – High Build Single Coat
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Protection•Scotchkote KSIR88 - Chemical Resistant/Drinking Water
– 2 Pack Epoxy 65%VS
•Scotchkote 175 - Ultra Chemical Resistant
– 2 Pack Solvent Free Epoxy
•Scotchkote 175SR - Ultra Solvent Resistant
– 2 Pack Solvent Free Epoxy
•Scotchkote EA5/EA9 – Jet Fuel Oil
– 2 Pack Solvent Free Epoxy
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Protection•Scotchkote 165 – Chemical Resistant Dirty Water
– 2 Pack Solvent Free Polyurethane
•Scotchkote 165PW - Potable Water– 2 Pack Solvent Free Polyurethane (Flexible System)
•Scotchkote 152LV – Manual Preparation– 2 Pack Solvent Free Epoxy – Airless Spray Grade Available
•Scotchkote UW- Under Water and Splash Zones– 2 Pack Solvent Free Epoxy
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Typical Chemical Lining
• Clean Vessel• Dress Steel• Degrease• Blast• Remove Abrasive• Check Profile, Chloride
Content and Climate• Stripe Coat
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Typical Chemical Lining
Apply First CoatCheck DFTApply Second CoatCheck DFT
Pinhole Test
Test Plates
Record Details
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Cooling Water Sieve
Scotchkote 162
Stripe Coat
Coat Main Face
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Cooling Water Sieve
Scotchkote 162PW
Stripe Coat
Coat Main Face
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Crude Oil Tanks
Scotchkote 162
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Base Plate Repairs
•• Matline 600Matline 600
•• Matline 900Matline 900
Choose appropriate Choose appropriate Scotchkote systemScotchkote system
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Matline 600 CRCEZ Elektrarna - Czech
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Buried Irrigation Pipes
1.0-1.8m Diameter
Matline 152LV
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Aeration Tanks
Scotchkote 162
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
WWTP Tanks
Scotchkote SP Primer
Scotchkote 162PW
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Drinking Water Tanks
Scotchkote 162PW
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
GAC Vessels - UK
Scotchkote 162PW
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Filtration Vessels
• Chemi-Tech PW• Chemi-Tech PW
Scotchkote KSIR88
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Fresh Water Tanks
Scotchkote
165 Clear Primer
165PW
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Food Industry
Brewery Vessels
Scotchkote 162PW
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Sewage Screw
Scotchkote 162
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Containment
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Containment Area
Scotchkote SP PrimerScotchkote 162
Flexi-Tech 60 EG used to seal between concrete base and tanks
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Filling Islands
Floor-Tech RS
Scotchkote 162
Grip-Tech
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Chemical Resistant Flooring
Scotchkote SP primer
Scotchkote 175
Scotchkote SP primer
Scotchkote 175
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Underwater Application
Scotchkote UW
• Displace surface
water
• Underwater Cure
• Specialist
Application
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
East Kazantip Gas - Crimea
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
3M Corrosion Protection Products
© 3M 2007. All Rights Reserved
Summary
• Thortex chemical protection coatings protect
equipment and surfaces in industrial environments
against aggressive chemical attack.
• They are ideal systems for protection against the
ever increasing range of chemicals used in all forms
of industrial processes.