QUESTIONS AND SOLUTIONS GUARANTEE A+
✔✔latex (Emulsions) - ✔✔-Resins normally thermoplastic resin types
-Coalescence curing
(Non-convertible)
✔✔Furans - ✔✔-Applied by Brick layers not coating applicators.
-Not a common coating type
✔✔epoxy - ✔✔-Two parts, resin and hardener must be mixed.
-Can be solvent-based, water-based, or solvent-free
✔✔Alkyds - ✔✔-Oxidative curing
-Reffered to as "Oil Based Paints"
✔✔Polyurethane - ✔✔Two major types:
-Alphatic
-Aromatic
(Main Hazard is isocyanate component) cancer causing
✔✔Polysiloxane - ✔✔-Used in services with abrasion, chemicals, extreme UV and high
temperature
✔✔Chlorinated Rubber - ✔✔-Evaporative curing
-Contains large amounts of VOC
-Excellent resistance to water, sunlight and many chemicals
✔✔Vinyls - ✔✔Banned from use in most countries sure to High VOC
✔✔Isocyanates - ✔✔Exclusively to polyurethane
(Cancer causing)
✔✔Corrosion Cell - ✔✔Contains the
Anode,
Cathode,
Metallic Pathway(Return Path),
Electrolytes
✔✔corrosion - ✔✔the deterioration of a metal due to a chemical reaction in the
environment
✔✔Anode - ✔✔the electrode at which oxidation occurs
, ✔✔Cathode - ✔✔the electrode at which reduction occurs
✔✔Electrolyte - ✔✔A medium that conducts ionic current.
✔✔Commonly used for steel structure - ✔✔Epoxy
✔✔Sling psychrometer - ✔✔wet and dry thermometers that measures relative humidity
(requires a chart)
✔✔Relative Humidity (RH) - ✔✔amount of moisture in the air compared with the
maximum the air could contain at the same temperature
✔✔Dew Point - ✔✔The temperature at which condensation begins to form on a steel
surface.
✔✔wetting agent - ✔✔a chemical that can be added to a liquid to reduce its surface
tension and make it more effective in spreading over and penetrating surfaces.
1 oz/ Gallon
✔✔Pipeline Standard for Voltage - ✔✔100volts/Mil
✔✔The contractor should not use air to blow of the surface of a coating if... - ✔✔Lead is
present in the coating waste or blast debris
✔✔Holiday - ✔✔An exposed area of the substrate or previous coat of a conductive
coating material, often caused by poor application technique.
✔✔Product Data Sheet - ✔✔Provides users with valuable information about application
of the product, also provide the technical facts and application properties of the coating
✔✔List 5 of the formal sections usually contained in a good specification - ✔✔-Scope of
work
-Terms and definitions
-Reference standards and codes
-Safety
-Pre-job conference
-Surface Preparation
-Coating Materials
-Sampling Coatings
-Workmanship
-Application
-Work Schedule
-Repairs and remedial coating work
-Inspection