search the glossary

A printing process that employs minute engraved wells. Deeply etched wells carry more ink that a raised surface, hence print darker value shallow wells are used to print values. A doctor blade wipes excess ink from the cylindrical printing surface.

Any of a group of five chemically related, non metallic elements; Fluorine, Chlorine, Bromine, Iodine & Astatine.

A degree of cloudiness in a plastic material.

The ability of a tape to withstand exposure to specified temperatures after application to a surface. Clean removal after exposure may or may not be important depending on the intended function of the tape and the type of adhesive.

Unwinding or dispensing of tapes at a relatively high rate of speed, usually more than 50, feet per minute

An adhesive that will enable a pressure-sensitive label to adhere or stick well when applied to a hot substrate and has a high degree of resistance to aging or deterioration at elevated temperatures.

The ability of a tape to resist the static forces applied in the same plane as the backing. Usually expressed in a time required for a given weight to cause a given amount of tape to come loose from a vertical panel.

A small defect, particularly in an electrical or pipe wrapping tape, that lowers the dielectric strength at the point of the defect below a certain desired minimum.

A pressure sensitive adhesive, applied to the backing in a hot molten form, that cools to form a conventional pressure sensitive adhesive.