Method of reducing emulsion by broth washing

US12312556B2 · kind B2 · utility

Assignees

• DSM IP ASSETS B.V. · NL
• Evonik Operations GmbH · DE

Inventors

• Negash Adugna · Wilmington, US
• Martin Heining · Seligenstadt, DE
• Michael Benjamin JOHNSON · Columbia, US
• Neil Francis Leininger · Winchester, US
• Kirt Lyvell Matthews, Sr. · Rock Hill, US
• Ginger Shank · Winchester, US
• Nasrin Tabayehnejad · Lexington, US
• Vinod Tarwade · Ellicott City, US

Key dates

• Filing date: Mar 29, 2019
• Grant date: May 27, 2025
• Expiry date: Oct 1, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11B1/108
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Disclosed herein are processes for reducing or eliminating emulsion during the process of obtaining a microbial oil comprising one or more polyunsaturated fatty acids (PUFAs) from one or more microbial cells by washing the fermentation broth with at least 1× amount of water. Further disclosed herein is microbial oil comprising one or more PUFAs that is recovered from microbial cells by at least one process described herein.