Patent · US Expired

Stabilized anthocyanin food colorant

US4481226A · kind A · utility

26Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1982
Grant dateNov 6, 1984
Priority date
Expiry dateMar 31, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B61/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The storage and light stability of an anthocyanin food colorant obtained by extraction from grape pomace is enhanced by combination with tannic acid.

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