Comments
Occupational asthma reported in 1/3 of 7 subjects exposed to this paint hardener; [Malo] Trimethylolpropane triacrylate (TMPTA) "reacts with propyleneimine to form polyfunctional aziridine. Sensitization was observed in a textile fabric printer. Patch tests were positive with the polyfunctional aziidine hardener, but were negative to TMPTA." [Kanerva, p. 1745]