Patents by Inventor Rohan Govind Murkunde

Rohan Govind Murkunde 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).

  • Patent number: 10160937
    Abstract: Aqueous formulation with a content of (A) and (B) in the range of 40% to 60%, containing (A) a complexing agent selected from methylglycine diacetic acid (MGDA) that is at least partially neutralized with alkali metal, and at least one complexing agent other than MGDA selected from (B) glutamic acid diacetic acid (GLDA) that is at least partially neutralized with alkali metal, and, optionally, (C) a polymer being selected from polyamines, the N atoms being partially or fully substituted with CH2COOH groups, partially or fully neutralized with alkali metal cations, and, optionally, (D) at least one alkali metal salt of an organic acid, said acid being selected from mono- and dicarboxylic acids, wherein the weight ratio of complexing agent (A) to complexing agent (B) is in the range of from 10:1 to 1:10.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: December 25, 2018
    Assignee: BASF SE
    Inventors: Marta Reinoso Garcia, Markus Christian Biel, Dieter Boeckh, Nathalie Sophie Letzelter, Rohan Govind Murkunde, Frank Huelskoetter, Kevin George Goodall
  • Publication number: 20180355291
    Abstract: The present invention is directed towards an aqueous solution comprising (i) in the range of from 45 percent by weight to 60 percent by weight based on the total weight of the solution of at least one complexing agent (A), selected from the group consisting of methylglycine diacetic acid and its respective mono-, di-, or trialkali metal and mono-, di-or triammonium salts, and glutamic acid diacetic acid, and its respective mono-, di-, tri-or tetraalkali metal and mono-, di-, tri-or tetraammonium salts, (ii) in the range of from 1 percent by weight to 30 percent by weight based on the weight of component (A) of at least one homo-or copolymer of (meth)acrylic acid (B) that is either partially or fully neutralized, and (iii) water, said aqueous solution being stable for at least one week.
    Type: Application
    Filed: November 30, 2016
    Publication date: December 13, 2018
    Applicant: BASF SE
    Inventors: Marta REINOSO GARCIA, Nathalie Sophie LETZELTER, Frank HUELSKOETTER, Rohan Govind MURKUNDE, Kevin George GOODAL
  • Publication number: 20180002643
    Abstract: Aqueous formulation with a content of (A) and (B) in the range of 40% to 60%, containing (A) a complexing agent selected from methylglycine diacetic acid (MGDA) that is at least partially neutralized with alkali metal, and at least one complexing agent other than MGDA selected from (B) glutamic acid diacetic acid (GLDA) that is at least partially neutralized with alkali metal, and, optionally, (C) a polymer being selected from polyamines, the N atoms being partially or fully substituted with CH2COOH groups, partially or fully neutralized with alkali metal cations, and, optionally, (D) at least one alkali metal salt of an organic acid, said acid being selected from mono- and dicarboxylic acids, wherein the weight ratio of complexing agent (A) to complexing agent (B) is in the range of from 10:1 to 1:10.
    Type: Application
    Filed: November 20, 2015
    Publication date: January 4, 2018
    Inventors: Marta REINOSO GARCIA, Markus Christian BIEL, Dieter BOECKH, Nathalie Sophie LETZELTER, Rohan Govind MURKUNDE, Frank HUELSKOETTER, Kevin George GOODAL
  • Publication number: 20170158994
    Abstract: A single or multi-phase water-soluble cleaning pouch comprising a cleaning composition and an enveloping material, the pouch comprises at least one compartment comprising an aqueous composition, the aqueous composition comprising (i) in the range of from 45 percent by weight to 60 percent by weight based on the total weight of the aqueous composition of at least one complexing agent (A) selected from the group consisting of methylglycine diacetic acid, glutamic acid diacetic acid, their salts and mixtures thereof; (ii) in the range of from 1 percent by weight to 30 percent by weight based on the weight of component (A) of at least one homo- or copolymer of (meth)acrylic acid (B) that is either partially or fully neutralized, and (iii) water.
    Type: Application
    Filed: December 1, 2016
    Publication date: June 8, 2017
    Inventors: Nathalie Sophie LETZELTER, Frank HULSKOTTER, Rohan Govind MURKUNDE, Kevin George GOODALL, Marta REINOSO-GARCIA
  • Publication number: 20160145546
    Abstract: A single or multi-compartment water-soluble cleaning pouch comprising a cleaning composition and an enveloping material, the pouch comprising at least one compartment comprising a liquid composition said liquid composition comprising (A) in the range of from 30 to 60% by weight of a complexing agent, selected from the group consisting of methylglycine diacetic acid, glutamic acid diacetic acid, their salts and mixtures thereof, (B) in the range of from 700 ppm to 7% by weight of a polymer being selected from polyamines wherein the hydrogen atoms of the amines have been partially or fully substituted by CH2COOH groups, partially or fully neutralized with alkali metal cations, ppm and percentages referring to the liquid composition.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Nathalie Sophie LETZELTER, Frank HULSKOTTER, Rohan Govind MURKUNDE, Kevin George GOODALL, Marta REINOSO-GARCIA, Dieter Hannu BOECKH, Markus BIEL
  • Publication number: 20160145545
    Abstract: A single or multi-compartment water-soluble cleaning pouch comprising a cleaning composition and an enveloping material, the pouch comprising at least one compartment comprising a liquid composition said liquid composition comprising an aminocarboxylic complexing agent wherein the composition has a pH of from about 10 to about 11 as measured as a 1% aqueous solution at 22° C.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Nathalie Sophie LETZELTER, Frank HULSKOTTER, Rohan Govind MURKUNDE, Kevin George GOODALL, Marta REINOSO-GARCIA, Dieter Hannu BOECKH, Markus BIEL
  • Publication number: 20160145543
    Abstract: A single or multi-compartment water-soluble cleaning pouch comprising a cleaning composition and an enveloping material, the pouch comprising at least one compartment comprising a liquid composition said liquid composition comprising a mixture of a first complexing agent and a second complexing agent wherein the first complexing agent is selected from the group consisting of methyl glycine diacetic acid, its salts and mixtures thereof and wherein the mixture of the complexing agents comprises at least 10% by weight thereof of the first complexing agent and the liquid composition has an eRH of about 65% or less at 20° C.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Nathalie Sophie LETZELTER, Frank HULSKOTTER, Rohan Govind MURKUNDE, Kevin George GOODALL, Marta REINOSO-GARCIA, Dieter Hannu BOECKH, Markus BIEL
  • Publication number: 20160145544
    Abstract: A single or multi-compartment water-soluble cleaning pouch comprising a cleaning composition and an enveloping material, the pouch comprising at least one compartment comprising a liquid composition said liquid composition comprising a mixture of a complexing agent and an eRH reducing agent wherein the complexing agent is selected from the group consisting of methyl glycine diacetic acid, its salts and mixtures thereof and the eRH reducing agent is a salt of an organic acid selected from the group consisting of mono-, di-carboxylic acids and mixtures thereof.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Nathalie Sophie LETZELTER, Frank HULSKOTTER, Rohan Govind MURKUNDE, Kevin George GOODALL, Marta REINOSO-GARCIA, Dieter Hannu BOECKH, Markus BIEL
  • Patent number: 8377862
    Abstract: A spray-drying process to prepare a spray-dried powder having: (a) anionic detersive surfactant; (b) from 0 wt % to 10 wt % zeolite builder; (c) from 0 wt % to 10 wt % phosphate builder; (d) optionally from 0 wt % to 10 wt % silicate salt; (e) optionally carbonate salt; (f) optionally polymeric material; and (g) optionally from 0 wt % to 10 wt % water, wherein, the process has the steps of: (i) spraying an aqueous slurry comprising: from (a) anionic detersive surfactant; (b) from 0 wt % to 20 wt % zeolite builder; (c) from 0 wt % to 20 wt % phosphate builder; (d) optionally from 0 wt % to 20 wt % silicate salt; (e) optionally carbonate salt; (f) optionally polymeric material; and (g) water, into a spray-drying zone, wherein the spray-drying zone is under negative pressure and wherein the air inlet air temperature into the spray-drying zone is greater than 150° C.; and (ii) drying the aqueous slurry to form a spray-dried powder.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: February 19, 2013
    Assignee: The Procter & Gamble Company
    Inventors: Rohan Govind Murkunde, Barry Rowland
  • Patent number: 8334250
    Abstract: A process of making a granular detergent composition comprising amphiphilic graft copolymer. The granular detergent composition may have an L-3b value of at least about 73.5.
    Type: Grant
    Filed: December 18, 2009
    Date of Patent: December 18, 2012
    Assignee: The Procter & Gamble Company
    Inventors: Rohan Govind Murkunde, Sarah Jane Melville, Malcolm McClaren Dodd, Stefan James Egan, Christopher Charles Driffield, Andrew Brian Greenaway Patton
  • Publication number: 20110241235
    Abstract: The present invention relates to a process of making spray-dried detergent particles comprising the steps: (a) contacting magnesium sulphate with sodium salt of ethylenediamine disuccinic acid to form a premix comprising magnesium salt of ethylenediamine disuccinic acid; (b) contacting said premix with an aqueous slurry comprising detersive surfactant, sodium silicate, and optionally polymer; and (c) spray drying said aqueous slurry to form said spray-dried detergent particles.
    Type: Application
    Filed: September 23, 2010
    Publication date: October 6, 2011
    Inventors: Rohan Govind Murkunde, Paul Andrzej Luksza, Carlos Arca Quinones
  • Publication number: 20110152160
    Abstract: A process of making a granular detergent composition comprising amphiphilic graft copolymer. The granular detergent composition may have an L-3b value of at least about 73.5.
    Type: Application
    Filed: December 18, 2009
    Publication date: June 23, 2011
    Inventors: Rohan Govind Murkunde, Sarah Jane Melville, Malcolm McClaren Dodd, Stefan James Egan, Christopher Charles Driffield, Andrew Brian Greenaway Patton
  • Publication number: 20110152161
    Abstract: A granular detergent composition comprises greater than about 1.5% of amphiphilic graft copolymer. The amphiphilic graft copolymer in turn comprises a graft copolymer of polyethylene, polypropylene or polybutylene oxide with vinyl acetate in a weight ratio of from about 1:0.2 to about 1:10. The granular detergent composition has an L?3b value of at least about 73.5.
    Type: Application
    Filed: December 18, 2009
    Publication date: June 23, 2011
    Inventors: Rohan Govind Murkunde, Sarah Jane Melville, Malcolm McClaren Dodd, Stefan James Egan, Christopher Charles Driffield, Andrew Brian Greenaway Patton
  • Publication number: 20100230840
    Abstract: A spray-drying process to prepare a spray-dried powder having: (a) anionic detersive surfactant; (b) from 0 wt % to 10 wt % zeolite builder; (c) from 0 wt % to 10 wt % phosphate builder; (d) optionally from 0 wt % to 10 wt % silicate salt; (e) optionally carbonate salt; (f) optionally polymeric material; and (g) optionally from 0 wt % to 10 wt % water, wherein, the process has the steps of: (i) spraying an aqueous slurry comprising: from (a) anionic detersive surfactant; (b) from 0 wt % to 20 wt % zeolite builder; (c) from 0 wt % to 20 wt % phosphate builder; (d) optionally from 0 wt % to 20 wt % silicate salt; (e) optionally carbonate salt; (f) optionally polymeric material; and (g) water, into a spray-drying zone, wherein the spray-drying zone is under negative pressure and wherein the air inlet air temperature into the spray-drying zone is greater than 150° C.; and (ii) drying the aqueous slurry to form a spray-dried powder.
    Type: Application
    Filed: March 12, 2010
    Publication date: September 16, 2010
    Inventors: Rohan Govind Murkunde, Barry Rowland