Between UV and EB, EB often has been the preferred choice for indirect food applications because it does not require a photoinitiator (PI) for free-radical polymerization, and thus, there is no concern for PI or PI-fragment migration into foodstuffs. 1-5 This abridged migration argument usually is the main takeaway from the fact that EB is PI-free; however, the discussion … [Read more...] about Photoinitiators Reevaluated: PI-Free EB is About More than Just Migration
2023 Quarter 3
UV LED Measurement: Keys to Success
Inspiration for this column came while visiting friends in Florida. It hit not while soaking up UV photons at the pool, but when helping mount two TVs and speaker bars. Once we found the wall studs, mounting the TVs was straightforward. We creatively overcame the missing hardware for the speaker bars with a trip to the hardware store. Extra time was spent gathering tools from … [Read more...] about UV LED Measurement: Keys to Success