Method of purifying isosaccharinate

Patent · Tue Sep 07 00:00:00 EDT 2010

OSTI ID:1014671

Rai, Dhanpat ^[1]; Moore, Robert C ^[2]; Tucker, Mark D ^[3]

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1. Yachats, OR
2. Edgewood, NM
3. Albuquerque, NM

A method of purifying isosaccharinate by mixing sodium carbonate, potassium carbonate, sodium hydroxide or potassium hydroxide with calcium isosaccharinate, removing the precipitated calcium carbonate and adjusting the pH to between approximately 4.5 to 5.0 thereby removing excess carbonate and hydroxide to provide an acidic solution containing isosaccharinate.

• Research Organization: Sandia National Laboratories (SNL), Albuquerque, NM, and Livermore, CA (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: AC04-94AL85000
• Assignee: Sandia Corporation (Albuquerque, NM)
• Patent Number(s): 7,790,134
• Application Number: US Patent Application 12/047,351
• OSTI ID: 1014671
• Country of Publication: United States
• Language: English