Chain transfer agent removal between polyolefin polymerization reactors

Chain transfer agent removal between polyolefin polymerization reactors

  • CN 105,121,002 A
  • Filed: 12/06/2013
  • Published: 12/02/2015
  • Est. Priority Date: 12/18/2012
  • Status: Active Application
First Claim
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1. a polyolefin reactor system, it comprises:

  • First reactor, it is configured to generation and comprises diluent and the first polyolefinic first reactor effluent;

    Diluent separator, its be configured to receive described first reactor effluent at least partially and formed comprise diluent diluent recycle stream and comprise diluent and described first polyolefinic separator product stream;

    Second reactor, it is configured to receive described diluent separator product stream and generation comprises the second polyolefinic second reactor effluent;

    AndDiluent feed stream, it is configured to introduce at least one in fresh diluent to described diluent separator, described diluent separator product stream or described second reactor, has the hydrogen content lower than described first reactor to make described second reactor.

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