desmodur n3390 ba/sn hdi trimer curing agent standard light-resistant curing agent
type aliphatic polyisocyanate (hexamethylene diisocyanate trimer) supply form about90%butyl acetate/100no. solvent naphtha oil (1：1) solution purpose used as lightfast polyurethane coating curing agent combination product specifications features value measurement units method ncocontent 19.6±0.3 % din en iso 11909 method viscosity@25℃ about500 mpa.s din en iso 3219/a.3 equivalent about214 flashpoint about50℃ din 53 213/1 density@20℃ about1.13…
desmodur n3390 ba/sn hdi trimer curing agent standard light-resistant curing agent
type aliphatic polyisocyanate (hexamethylene diisocyanate trimer) form of supply about90%butyl acetate/100solvent naphtha oil (1:1) solution purpose used as light-resistant polyurethane coating curing agent combination product specifications features value measurement unit method ncocontent 19.6±0.3 % din en iso 11909 method viscosity@25℃ about500 mpa.s din en iso 3219/a.3 equivalent about214 flashpoint about50℃ …
