Patent · US Expired

Process for the simultaneous production of xylitol and ethanol

US6846657B2 · kind B2 · utility

39Cited by
27References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1997
Grant dateJan 25, 2005
Priority date
Expiry dateSep 12, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/938
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The invention relates to a process for the simultaneous production of xylitol and ethanol from a hydrolyzed lignocellulose-containing material starting. The starting material is fermented with a yeast strain, the ethanol produced is recovered, a chromatographic separation is carried out on the remaining xylitol solution, and pure xylitol is crystallized.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.