Covestro Desmodur E305/ XP 2599/ VPLS 2371 Aliphatic Polymer Series

	NCO content [wt%]	Viscosity@25℃ [mPa.s]	functionality	Molecular weight [g/mol]	Performance/Application
E 305	12,8+/-0,5	4000 ± 700	2	680	Monomer content less than 0.5%, polyether type HDI prepolymer
XP2599	6+/-0,5	2500 ± 500	4	2800	Monomer content less than 0.5%, HDI prepolymer
VP LS 2371	about 3.7	约11000	2	2200	Monomer content less than 2%, IPDI prepolymer