WorksheetsIntroduction to Paints and Coatings 07108
Total questions: 20
Worksheet time: 10mins
A painting/coating vehicle consists of the :
resin and solvent
pigment and solvent
additives and solvent
pigment and additives
Pigments give a paint its:
color
level of sheen
opacity
all of the above
Pigments that have a high light-refractive index are classified as:
color pigments
extender pigments
hiding pigments
inhibitive pigments
Rutile titanium and titanium dioxide are two common _____ pigments.
sacrificial
hiding
barrier
inhibitive
Acrylic, alkyd, and epoxy are kinds of:
solvents
resins
pigments
additives
The label on a paint can states that the paint contains linseed oil. The linseed oil is serving as a:
resin
pigment
additive
solvent
Hydrocarbon solvents can be classified as _____solvents.
aliphatic
ketone
aromatic
both a and c
A class of solvents normally not used by paint manufacturers as a solvent in their paint and coating products is:
hydrocarbons
esters
turpentines
ketones
A paint can label states that the paint contains a plasticizer. This material is a(n):
pigment
additive
solvent
resin
An additive that allows paint to become liquid when stirred or otherwise agitated, but quickly thickens again when left undisturbed is classified as a:
plasticizer
fungicide
thixotrope
emulsion aid
The process by which oxygen is the atmosphere chemically reacts with a coating's resins to cause molecules to unite to form polymer films is called:
crosslinking
film forming by oxidation
film forming by evaporation
both a and b
Coatings that form by solvent evaportation or coalescence are called:
thermoset coatings
evaporative coatings
oxidation coatings
thermoplastic coatings
The paintings or coatings grouped by manufacturers into a particular coating system:
can have different properties and functions
are compatible when used with one another
both a and b
always have the same properties and functions
A manufacturer's coating system literature normally contains:
the types of paints or coatings for use with different substrates and conditions
the recommended surface preparation method(s) that should be used before applying a paint or coating
the sequence and number of coats recommended for the application of the paint or coating
all of the above
The specific properties of a particular alkyd paint or coating are determined mainly by the properties of the _____ used to make it.
drying oil
solvent
pigment
additives
A paint or coating having the primary function to provide adhesion and protect the underlying substrate is called a(n) :
finish coat
primer
tie coat
undercoat
A paint that is formulated to have a ______ sheen contains a higher proportion of resins.
flat
semi-gloss
high gloss
enamel
Where overspray or contamination from paint fallout can be a problem, a _____ type paint or coating should be used.
dry fall/fog
elastomeric
encapsulant
texture
Latex paint can be applied over:
an oil-based primer
existing oil-based paint that has been sanded or deglossed
an existing latex primer
all of the above
Waste water and latex paint residue should always be disposed of in :
a toilet
a sink
a storm sewer
accordance with the local laws and regulations
