Patent · US Expired

Process for the treatment of proteinic solutions containing pigments such as heminic groups or chlorophylls in view of their decolorization and products thus obtained

US5108908A · kind A · utility

2Cited by
9References
16Claims
0Family size

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Key dates

Filing dateSep 14, 1990
Grant dateApr 28, 1992
Priority date
Expiry dateSep 14, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/80
  • WIPO fieldFood chemistry
  • WIPO sectorChemistry

Abstract

A process for pigments such as the treatment of proteinic solutions containing heminic groups or chlorophylls in view of their decolorization, and products thus obtained. The proteinic solution is subjected in a first step, to a slight enzymatic hydrolysis, preferably with acid pH pepsin, and the partially hydrolyzed solution is then brought to a temperature above 60.degree. C., at an acid pH between 2 and 4.

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