Use of polyamines as a cs2 scavenger in isoprene production

Use of polyamines as a cs2 scavenger in isoprene production

  • CN 105,451,861 A
  • Filed: 08/15/2014
  • Published: 03/30/2016
  • Est. Priority Date: 08/22/2013
  • Status: Active Application
First Claim
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1. remove the carbon disulfide (" CS in hydrocarbon stream 2") method, described method comprises:

  • A () makes described hydrocarbon stream contact with treatment compositions to form described CS 2with the product of described treatment compositions, wherein said treatment compositions comprises at least one CS 2scavenger and at least one phase transfer catalyst and wherein said CS 2scavenger comprises the polyamines that at least one has following general formula;

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