TDI (Xinjiang Juli)

TDI (Toluene Diisocyanate) generally refers to toluene diisocyanate, which has six isomers: toluene-2,3-diisocyanate, toluene-2,4-diisocyanate, toluene-2,5-diisocyanate, toluene-2,6-diisocyanate, toluene-3,4-diisocyanate, and toluene-3,5-diisocyanate. Among these, toluene-2,4-diisocyanate and toluene-2,6-diisocyanate are the most common isomers. Industrially, toluene diisocyanate is typically a mixture of toluene-2,4-diisocyanate and toluene-2,6-diisocyanate.