ISOCYANATE PRODUCTION METHOD

摘要

The inventive method for producing isocyanate by reacting amines with phosgene, wherein a phosgene-containing educt flow (i) is substentially isocyanate-free and (ii) has an oxygen chloride mass content (hereafter referred to as HCI) which is less than 0.4 mass %. The producing device for carrying out said method is also disclosed.