Zz
Zinc Oxide A white pigment used in primers to impart corrosion resistance and resistance to stain bleed-through. Also used in exterior paints to inhibit mildew growth on the surface of the paint.
Category: Dictionary
Yy
Yellow Iron Oxide A generally durable earthtone yellow pigment that may be natural (mined) or synthetic.
Xx
Xylene A strong aromatic solvent sometimes used as a component of paint remover and lacquer thinner. Also called XYLOL
Ww
Washability Ease with which washing will remove dirt from the surface of the paint without causing damage. Water Blaster Cleaning equipment that uses water under high pressure. Water Repellents Exterior clear finishes that are specially formulated to cause water to bead up on the surface and minimize penetration of water into the substrate. Water-Based Paint […]
Vv
Value The lightness or darkness of a color, i.e. light blue, medium blue and dark blue have different values. Varnish A liquid composition that is converted to a transparent solid film after being applied in a thin layer. Varnish Stain A varnish that has a transparent color added. It usually has less penetrating power than […]
Uu
Ultraviolet Absorber A substance used in some exterior coating that absorbs UV radiation, and reduces or delays damaging UV effects from sunshine to the coating or substrate. Ultraviolet Radiation (UV) The portion of the radiant energy of the sun’s spectrum that causes damage to coatings and sealants and to the surface of unprotected wood. Ultraviolet […]
Tt
Tack Cloth A fabric impregnated with a tacky substance that is used to remove dust from a surface after sanding or rubbing down, and prior to further painting. It should be stored in an airtight container to preserve its tackiness. Tacky The stage in the paint’s drying process at which the film is sticky when […]
Ss
Sag Narrow (or wide curtain-like) downward movement of a paint or varnish film; may be caused by the application of too much coating, the collection of excess quantities of paint at irregularities in the surface (cracks, holes, etc.), or excessive material continuing to flow after the surrounding surface has set. Also referred to as runs […]
Rr
Re-Coat Time Interval required between the application of successive coats of paint. This time period is usually listed on the label. Reducer Material that lowers a paint’s viscosity but is not necessarily a solvent. (See Diluent.) Reflectance The ratio of the light that radiates onto a surface to the amount that is reflected back. Related […]
Pp
Paint An opaque coating generally made with a binder, liquids, additives, and pigments. Applied in liquid form, it dries to form a continuous film that protects and improves the appearance of the substrate. Peeling The detachment of paint from the surface in ribbons or sheets. Like flaking, it is the result of loss of adhesion […]