Isophorone diisocyanate - Wikipedia
Isophorone diisocyanate (IPDI) is an organic compound in the class known as isocyanates.More specifically, it is an aliphatic diisocyanate. It is produced in relatively small quantities, accounting for (with hexamethylene diisocyanate) only 3.4% of the global diisocyanate market in the year 2000. Aliphatic diisocyanates are used, not in the production of polyurethane foam, but in special ...