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Daily Quiz (62)


According to a recent D+D article, what attribute defines a “functional coating”?


True or false: A drawdown bar is used to apply wallpaper.


True or false: Carbon blacks are prime pigments.


True or false: According to ASTM, a pinhole in a coating extends entirely through the applied film.


What is something common to both a baby and paint when its surface tension is greater than the surface tension of the substrate?


True or false: Sprayed fire-resistive materials are intumescent coatings.


True or false: Inhibitive pigments contribute to increasing the permeability of masonry coatings.


For the most part, lattice-type transmission towers are painted with what application tool?


True or false: The addition of mica flakes to fluoropolymer coatings can create a pearlescent sheen that mutes the color slightly and provides a softer visual aesthetic than metallic-flake fluoropolymer coatings.


Underwriters Laboratories (UL) tests and approves what two categories of intumescent coatings?


How do thermoplastic coatings cure?


True or false: Coatings for faying surfaces require the special performance property of edge retentiveness.


ASTM D7234, Standard Test Method for Pull-Off Adhesion Strength of Coatings on Concrete Using Portable Pull-Off Adhesion Testers, can also be used to measure the surface strength of uncoated concrete.


True or false: A flake-filled epoxy novolac is a reasonable selection for use in a flue-gas desulfurization unit.


True or false: An epoxy novolac tank lining with pre-dispersed reinforcement fiber, applied by plural component spray, has the same or greater physical strength than an epoxy tank lining system with hand-laid reinforcement, according to a JPCL article.


True or false: According to a recent D+D In Depth article, the term “waterproof” can be used interchangeably with “wind-driven rain resistance.”


According to ASTM terminology, what is the name given to the problem caused by the greater shear of a brush used around the perimeter of a wall or ceiling compared to the lower shear of a roller used on the rest of the wall or ceiling?


True or false: The standards for testing coatings adhesion, ASTM D4541 for metal and ASTM D7234 for concrete, are based on imposing a shear stress on the coating.


True or false: A zinc silicate primer is an inorganic zinc-rich primer.


True or false: A U.S. Bureau of Reclamation study reported in JPCL focused on non-toxic, foul-release coatings to combat macro-fouling organisms like zebra and quagga mussels in western dams.


True or false: The adhesion of a coating to a steel substrate can be achieved by both mechanical attachment and chemical bonding.


What are AIM coatings?


What new technology has been used recently in coating work on the Sydney Harbour Bridge?


Amine blush is usually associated with what generic coating type?


True or false: SSPC published a new technology update this month on polysiloxane coatings.


True or false: Coatings that form a film by coalescence are two-component materials.


True or false: A recently developed acrylic binder, when properly formulated into a coating, is claimed to remove formaldehyde from interior atmospheres by converting it into water vapor.


In coatings technology, what is the main function of the organization CIE?


TDI and MDI are two types of what coating ingredient?


What is the name for the unit defined as the smallest repeating structural unit of any high polymer?


What resin chemistry is suitable for development of coatings that can be successfully applied to stucco?


True or False: The substrate wetting of waterborne acrylics is often inferior to the wetting achieved by solvent-borne coatings.


Leafing action is characteristic of what paint constituent?


True or False: Pigments used to make coatings must be spherical in shape.


What phrase best describes a polyaspartic coating?


Quantum dots have been incorporated into spreadable paint for what purpose?


Which of the following attributes is normally not considered an advantage of vinyl ester coatings?


True or False: Alkali zinc silicates for cargo tank coatings cure initially by absorbing water from the surrounding atmosphere into the film.


True or False: Flocculation increases pigment distribution within a paint material.


True or False? Flake-filled novolac epoxies and flake-filled novolac vinyl esters are used successfully in power plant scrubber modules, exit ducts and stacks.


True or False? Epoxy technology was not commercialized until the 1940s.


IR pigments are most likely to be used in what type of coating?


True or False? Coatings resistant to high heat (above 450° F) are typically based on organic resins.


True or False? Glass flake is used to make a coating more breathable.


True or false? Gold is used as an antimicrobial agent in some coatings.


True or false: Generally, materials with a permeance of greater than 1.0 perm are considered breathable.


How are spiky polymers used in coatings?


What is a name for a hybrid coating that combines epoxy with siloxanes?


True or false: According to testing reported by Dudley Primeaux, properly formulated aliphatic polyurea coatings provide UV stability for their elastomeric properties but not for color and gloss retention.


Lithium silicate is used for what function?


What kind of coating employs an interacting acid source, carbon source, and blowing agent?


What is the effect on film build of increasing the solids content in a coating?


True or false: Polyurea coatings tend to be slow-curing materials.


Cashew nut shells are the source of what coating ingredient?


Some coatings are claimed to be HAPS-free. What are HAPS?


What type of coating contains an acid source, a carbon source, and a blowing agent?


True or false: To be effective, a seal coat over a thermal-sprayed zinc coating must be applied after a significant amount of natural oxidation has occurred.


Cuprous oxide is sometimes used in what types of coatings?


Vermiculite is sometimes used in what type of coating?


Cross-link density, use of platey pigments, and thick films contribute to what mechanism of corrosion protection in a coating?


What name is sometimes given to a coating system comprised of galvanizing together with an organic coating?


What US organization has done preliminary research on developing a 100-year life coating?


 
 
   

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