Patents by Inventor Kris N. MANI

Kris N. MANI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for making acrylic acid from dextrose
    Patent number: 10308582
    Abstract: A process is described for making acrylic acid from dextrose, which comprises fermenting dextrose; removing solids from the resulting fermentation broth; removing lactic acid from the clarified broth by extraction into an organic solvent; separating out the lactic acid-loaded organic solvent while recycling at least a portion of the remainder back to the fermentation step; reacting the lactic acid with ammonia to provide a dehydration feed comprising ammonium lactate while preferably recycling the organic solvent; carrying out a vapor phase dehydration of the ammonium lactate to produce a crude acrylic acid product; and purifying the crude acrylic acid by distillation followed by melt crystallization, chromatography or both melt crystallization and chromatography.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: June 4, 2019
    Assignee: Archer Daniels Midland Company
    Inventors: Thomas Binder, Ahmad K. Hilaly, Naveen S. Sudharsan, Kris N. Mani, Mitchell Schultz
  • PROCESS FOR MAKING ACRYLIC ACID FROM DEXTROSE
    Publication number: 20170362156
    Abstract: A process is described for making acrylic acid from dextrose, which comprises fermenting dextrose; removing solids from the resulting fermentation broth; removing lactic acid from the clarified broth by extraction into an organic solvent; separating out the lactic acid-loaded organic solvent while recycling at least a portion of the remainder back to the fermentation step; reacting the lactic acid with ammonia to provide a dehydration feed comprising ammonium lactate while preferably recycling the organic solvent; carrying out a vapor phase dehydration of the ammonium lactate to produce a crude acrylic acid product; and purifying the crude acrylic acid by distillation followed by melt crystallization, chromatography or both melt crystallization and chromatography.
    Type: Application
    Filed: November 23, 2015
    Publication date: December 21, 2017
    Applicant: Archer Daniels Midland Company
    Inventors: Thomas BINDER, Ahmad K. HILALY, Naveen S. SUDHARSAN, Kris N. MANI, Mitchell SCHULTZ