| 摘要 |
<p>A process for controlling the production progress is provided to improve the automation of the production process and to promote the process control of the isocyanate. A process for controlling the production progress includes at least two incoming streams(6), at least one exit stream(8), and at least one inner recycling stream(4). The method controls one or more the incoming stream to control the amount of a exhaust stream, and adjusts the amount of a phosgene stream(2) and the amount of an solvent stream based on the amount of amine supplying stream.</p> |
