NOTE: This definition was changed in RP-16-17 Addendum 4. Deletions have a strike-through. New text is bold.
Effect of high polymer changing into the state of solidity, becoming insoluble to solvent or increasingly resistant to corrosive chemical, by irradiation of optical irradiation.
A technique employing optical (typically ultraviolet) radiation to irradiate a liquid polymer resin and thereby harden it by means of photopolymerization.« Back to Definitions Index