Patents Assigned to Danisco Sweetners Oy
  • Crystallization of sugars
    Publication number: 20070113840
    Abstract: The invention relates to removing crystallization inhibitors from a solution comprising one or more reducing sugars by nanofiltration, hydrolysis and/or chromatography. The reducing sugars are typically selected from fructose and xylose.
    Type: Application
    Filed: January 22, 2007
    Publication date: May 24, 2007
    Applicant: Danisco Sweetners Oy
    Inventors: Hannu Koivikko, Minna Kaarto, Heikki Heikkila, Mirja Lindroos, Juha Nurmi
  • Separation of sugars
    Patent number: 7037378
    Abstract: The invention relates to the recovery of deoxy sugars, such as fucose from biomass-derived solutions, such as spent liquors obtained from pulping processes. The invention is based on the use of chromatographic fractionation with specific column packing materials and combinations thereof. The deoxy sugar product obtained from the chromatographic fractionation may be further purified by crystallization. The invention also provides a novel crystalline fucose product and a novel process for the crystallization of fucose.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: May 2, 2006
    Assignee: Danisco Sweetners Oy
    Inventors: Juho Jumppanen, Vili Ravanko, Heikki Heikkilä, Juha Nurmi, Nina Nurmi, Pia Saari, Katja Häkkä, Jari Lewandowski