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SGIA

Specialty Graphic Imaging Association

accelerator

As defined in the SGIA Glossary for the specialty imaging community.

(1) A substance added, or method used, to hasten the natural progress or process of an event or series of events, such as ink drying; (2) Material that when mixed with a catalyzed resin, will speed up the chemical reaction between the catalyst and resin, either in polymerizing of resin or vulcanization of rubber; also referred to as a promoter.