Keywords: Toluene diisocyanates.PNG Chemical structures of isomers of toluene diisocyanate TDI commonly used in polyurethane industry H Padleckas created this image file on March 29-30 2005 especially for use in the article Isocyanate in Wikimedia H Padleckas 23 42 30 Mar 2005 UTC Isocyanates Toluenes |