hdi quick drying asahikasei mhg-80b   about: duranate™ mhg-80b by asahi kasei is a hard, highly crosslinkable hexamethylene diisocyanate (hdi). acts as a curing agent for urethanes. exhibits excellent weatherability, good chemical & abrasion resistance, good adhesion and drying properties. shows excellent color retention and outstanding performance. possible applications could be coatings for automotive, architectural, industrial, consumer electronic...