MIL-HDBK-1110
Pickling. A dipping process of cleaning steel and other metals;
the pickling agent is usually an acid; SSPC SP 8.
Pigment.
Solid, opaque, frequently colored component of paint.
Pigment Grind.
Dispersing of pigment in vehicle.
Pigment Overload.
Mottle surface from too much pigmentation.
Pigment Volume Concentration (PVC).
Percent by volume occupied
by pigment in wet paint.
Pitting. Formation of small, deep or shallow cavities formed in
steel by rusting.
Pinholing. Formation of small holes through coating from
improper application.
Plasticizer.
Paint component added to increase flexibility.
Polyvinyl Acetate (PVA).
Synthetic resin used extensively in
emulsion (water) paints.
Polymer. Large molecule formed by reaction of smaller molecules;
used to make synthetic resins.
Pot Life. Time interval after mixing of components during which
the coating can be satisfactorily applied.
Primer or Prime Coat. First coat on a substrate usually
containing inhibitive pigments when formulated for use on metals.
Profile.
Surface texture, particularly of abrasive blast cleaned
steel.
Proprietary.
Commercially available under a brand name.
Psychrometer.
Instrument for measuring humidity.
PVC. Pigment volume concentration; pigment concentration by
volume in the whole paint.
QC.
Quality control.
RCRA.
Resource Conservation and Recovery Act.
Rebound.
Paint spray bounce-back.
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