hdi water dispersion  asahikasei  ws20-70d   about: nco%:6.3 viscosity：1930 solid content：70% solvent：dipropylene glycol monomethyl ether unsealing temperature：120℃ storage and transportation: storage: it is recommended to store in a dry and cool area with proper ventilation. packaging: 200kg/drum please fasten the packaging cover as soon as possible after original packaging to prevent the mixing of other substances such as...