Anyị emepụtala dimer acid diisocyanate (DDI) dị ala na-egbu egbu site na iji ihe ndị na-emepụta ihe na-emepụta ihe na nkà na ụzụ ọhụrụ na-azaghachi na oke nsi nke isocyanates a na-ejikarị eme ihe n'ahịa ụlọ na nnukwu nsogbu na ahụ mmadụ.Ngosipụta a eruola ọkwa ọkọlọtọ US (MIL-STD-129).Molecule nke isocyanate nwere ogologo yinye 36-carbon dimerized fatty acid, na ọ bụ mmiri mmiri n'ime ụlọ okpomọkụ.Ọ nwere ọtụtụ uru dị ka obere toxicity, adaba ojiji, soluble na ọtụtụ ihe mgbaze, controllable oge mmeghachi omume na obere mmiri uche.Ọ bụ ụdị isocyanate pụrụ iche na-acha ndụ ndụ ndụ ndụ, nke enwere ike iji ya na mpaghara ndị agha na ndị nkịtị dị ka imecha akwa, elastomer, adhesives na sealants, mkpuchi, inks, wdg.