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Continuous crystallization process

  • US 20050159631A1
  • Filed: 02/15/2005
  • Published: 07/21/2005
  • Est. Priority Date: 10/28/2002
  • Status: Active Grant
First Claim
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1. An improved continuous crystallization process comprising steps of supplying a crystallization material containing bisphenol A to a crystallizer to form the crystals of an adduct of bisphenol A and phenol or the crystals of bisphenol A, subjecting the slurry discharged from the crystallizer to solid/liquid separation, and recovering the crystals, part of the mother liquor being circulated to the crystallizer.

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