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Natural Colorant from Potato Extract

 

Reference ID:
 OSU 98-15
Inventors:
Ronald E. Wrolstad, Luis Rodriguez-Saona and Monica Guisti
Description:
 A red-hue colorant that is substantially free of alkaloids and polyphenoloxidase, has good stability, minimal aroma, and no organic solvent residue is provided. The natural colorant has a red-hue equivalent to that of FD and C Red No. 40 and is more stable  than existing natural colorants.
Applications:
 Use of red-fleshed potatoes as an environmentally-friendly, non-chemical, alternative  colorant
License Terms:
 Available for exclusive and non-exclusive licensing
Patent Status:
 US patent 6,180,154 issued Jan. 30, 2001

 

  For more information, contact:  


Brian Wall, Interim Director
Technology Transfer Office
Oregon State University
308 Kerr Administration Building
Corvallis, Oregon 97331-2140, USA

E-mail: Brian.Wall@oregonstate.edu
Telephone: (541) 737-9058
Facsimile: (541) 737-3093