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Daily Quiz (48)


Which of the pigments below provide additional barrier protection to a coating by overlapping and causing moisture to follow a long, roundabout path before reaching the substrate?


True or false: The higher the refractive index of a pigment, the lower is its hiding power in a coating.


True or false: Leafing aluminum pigments are completely wetted by the binder and thus spread evenly throughout the coating film.


True or false: Breathable coatings often incorporate platey pigments.


Mixed metal oxide pigments produced at high temperatures are used for what purpose in coatings?


Which of the following is not an inhibitive pigment used in coatings for corrosion control?


Acicular, fibrous, and nodular are terms used to describe what property of pigments?


What coating company was awarded a research grant in 2014 by the Department of Energy to study cool pigment technology in collaboration with the Lawrence Berkeley National Laboratory?


True or false: Complex inorganic color pigments (CICP) contribute to vivid and durable colors in coatings but lack the IR reflectivity needed for reflective roof coatings.


How is talc normally classified as a pigment in coatings?


What is the function of an inhibitive pigment?


What extender pigment is also known as calcite, marble flour, and whiting?


True or false: Titanium dioxide is a highly opaque pigment.


True or false: Inhibitive pigments provide solar reflectance to roof coatings.


True or false: The overlapping of platey pigments in a coating creates crevices that diminish the coating’s barrier properties.


True or false: The threat of mudcracking in thick, heavily pigmented coatings is more likely with spherical than with platey pigments.


Leafing action is characteristic of what paint constituent?


What pigment is made by both a French process and an American process?


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


Which of the following pigments is most stable at high temperatures (above 500°F)?


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


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


True or False? Ground mica is used in both joint compound for finishing drywall and as a pigment in paints.


The acronym TSP stands for “Total Suspended Particulate,” as well as for what well-known material in coating work?


True or false: The amount of chalking of a paint film can be affected by the choice of both pigment and binding medium.


True or false: Zinc phosphate pigments, when used in primers for steel substrates, provide sacrificial protection of the metal.


Anatase and rutile are mineral forms of what pigment?


Which of the following pigments is not classified as a prime pigment?


Platey pigments contribute to what mechanism of corrosion protection?


Nanoparticles of what pigment can be incorporated into outdoor building materials, such as paint or concrete, to reduce smog?


True or false: Henry Ford’s high gloss Japan black enamel used on early mass-produced Ford cars and trucks, relied on high levels of lampblack pigment for coloration.


Which of the following are platey pigments?


Acicular, fibrous, and nodular are terms used to describe what pigment property?


True or false: Even in dark colors, IR-pigmented coatings on metal roofs can meet Energy Star requirements for solar reflectance.


What pigment below gives the best hiding power to a coating?


Which pigment used in paints is white?


Ion exchange pigments would most likely be used in what application?


True or false: The addition of pigments is required to match the color of concrete repair materials with the color of the concrete matrix being repaired.


Prior to the widespread understanding of their negative health effects, what is the main reason that lead pigments were widely used in protective coatings?


True or false: The threat of mud cracking in highly pigmented paints applied at high film builds is likely to be diminished in coating films that employ spherical pigments.


Micaceous iron oxide is a pigment providing what kind of properties to protective coatings among the choices listed?


True or false: Titanium dioxide is mainly an anti-corrosive pigment.


Which of the following are lead- and chromate-free inhibitive pigments?


What is a prime pigment?


Which of the following pigments is used as an extender for paints?


Which of the following would not be considered an extender pigment in a coating?


Aluminum, mica, and glass flake are what type of pigments?


Which of the following pigment classes is normally not used as an extender pigment?


 
 
   

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