Patents by Inventor Somnath Shivaji KADAM

Somnath Shivaji KADAM 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 solid methylglycine diacetate (MGDA) alkali metal salt, and solid particles
    Patent number: 11208375
    Abstract: Process for making solid methylglycine diacetate (MGDA) alkali metal salt (a), said process comprising the steps of (A) providing a 35 to 60% by weight aqueous solution of said MGDA salt having a temperature in the range of from 50 to 90° C., (B) adding 0.01 to 2% by weight of a particulate solid with a pore volume in the range of from 0.25 to 0.75 cm3/g, determined by nitrogen adsorption in accordance with 66134:1998-02 (b), the percentage referring to the content of (a), (C) crystallizing (a), (D) removing said crystalline (a) from the mother liquor.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: December 28, 2021
    Assignee: BASF SE
    Inventors: Somnath Shivaji Kadam, Frank Jaekel, Feelly Ruether, Lothar Karrer
  • PROCESS FOR MAKING SOLID METHYLGLYCINE DIACETATE (MGDA) ALKALI METAL SALT, AND SOLID PARTICLES
    Publication number: 20200095189
    Abstract: Process for making solid methylglycine diacetate (MGDA) alkali metal salt (a), said process comprising the steps of (A) providing a 35 to 60% by weight aqueous solution of said MGDA salt having a temperature in the range of from 50 to 90° C., (B) adding 0.01 to 2% by weight of a particulate solid with a pore volume in the range of from 0.25 to 0.75 cm3/g, determined by nitrogen adsorption in accordance with 66134:1998-02 (b), the percentage referring to the content of (a), (C) crystallizing (a), (D) removing said crystalline (a) from the mother liquor.
    Type: Application
    Filed: February 20, 2018
    Publication date: March 26, 2020
    Applicant: BASF SE
    Inventors: Somnath Shivaji KADAM, Frank JAEKAL, Feelly RUETHER, Lothar KARRER
  • Mixtures of MGDA enantiomers, and process for making such mixtures
    Patent number: 9802884
    Abstract: Mixture of L- and D-enantiomers of methyl glycine diacetic acid (MGDA) or its respective mono-, di or trialkali metal or mono-, di- or triammonium salts, said mixture containing predominantly the respective L-isomer with an enantiomeric excess (ee) in the range of from 10 to 75%.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: October 31, 2017
    Assignee: BASF SE
    Inventors: Marta Reinoso Garcia, Markus Hartmann, Kati Schmidt, Matthias Rauls, Thomas Schmidt, Paul Klingelhoefer, Alfred Oftring, Somnath Shivaji Kadam
  • MIXTURES OF ENANTIOMERS, AND PROCESS FOR MAKING SUCH MIXTURES
    Publication number: 20160221931
    Abstract: Mixture of L- and D-enantiomers of methyl glycine diacetic acid (MGDA) or its respective mono-, di or trialkali metal or mono-, di- or triammonium salts, said mixture containing predominantly the respective L-isomer with an enantiomeric excess (ee) in the range of from 10 to 75%.
    Type: Application
    Filed: September 5, 2014
    Publication date: August 4, 2016
    Applicant: BASF SE
    Inventors: Marta REINOSO GARCIA, Markus HARTMANN, Kati SCHMIDT, Matthias RAULS, Thomas SCHMIDT, Paul KLINGELHOEFER, Alfred OFTRING, Somnath Shivaji KADAM