Quinone compounds for inhibiting polymerization of monomers

Quinone compounds for inhibiting polymerization of monomers

  • CN 104,884,519 B
  • Filed: 10/14/2013
  • Issued: 05/22/2020
  • Est. Priority Date: 10/25/2012
  • Status: Active Grant
First Claim
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1. A method of inhibiting polymerization of styrene monomer comprisingIntroducing an effective amount of an additive to the styrene monomer to reduce the rate of polymerization, andheating the additive and the styrene monomer;

  • wherein the additive is selected from 3, 5-di-tert-butyl-1, 2-benzoquinone (3,5BQ), 2, 6-di-tert-butyl-1, 4-benzoquinone (2,6BQ) and/or 2, 5-di-tert-butyl-1, 4-benzoquinone (2,5 BQ); and

    wherein the effective amount of the additive ranges from 300ppm to 10,000 ppm.

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