Process for preparing aromatic polyethersulphones

Process for preparing aromatic polyethersulphones

  • CN 104,769,014 A
  • Filed: 09/03/2013
  • Published: 07/08/2015
  • Est. Priority Date: 09/03/2012
  • Status: Active Application
First Claim
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1. prepare the method for aromatic-polyether sulfone for one kind, make to react with melt form as the dichloro diphenyl sulfone component of monomer and bisphenol components under the existence of alkaline carbonate and under the condition that there is not solvent and thinner, described method is included in shearing rate as 5 to 500s -1react in the mixing and kneading machine of running.

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