Patents by Inventor Randara Pulukkody

Randara Pulukkody 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).

  • Publication number: 20240150674
    Abstract: A fabric care formulation is provided including water; an esterquat and a deposition aid polymer, wherein the deposition aid polymer is a dextran polymer functionalized with quaternary ammonium moieties.
    Type: Application
    Filed: March 9, 2022
    Publication date: May 9, 2024
    Inventors: Michelle Sikarskie, Randara Pulukkody, Paula Bauer, Lyndsay M. Leal, Emmett M. Partain, III, Daniel S. Miller, Jennifer P. Todd
  • Patent number: 11920110
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: structural units of formula I wherein each R1 is independently selected from a hydrogen and a —C(O)CH3 group; and structural units of formula II wherein each R2 is independently selected from a hydrogen and a —CH3 group; and wherein the automatic dishwashing composition contains ?0.1 wt % of dispersant polymer having a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 10,000 Daltons.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: March 5, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Scott Backer, Marianne Creamer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20230365896
    Abstract: A laundry treatment formulation is provided, comprising: a modified carbohydrate polymer, wherein the modified carbohydrate polymer comprises a cellulose ether base material functionalized with (i) trialkyl ammonium moieties of formula (I) wherein each R1 is independently selected from the group consisting of a C1-7 alkyl group and wherein the modified carbohydrate polymer has a Kjeldahl nitrogen content, TKN, corrected for ash and volatiles, of 0.75 to 2.5 wt %; and (ii) hydrophobic substituents each having 16 carbon atoms; wherein the modified carbohydrate polymer comprises 0.005 to 1.5 wt %, based on weight of the cellulose ether base material, of the hydrophobic substituents; wherein the hydrophobic substituents are randomly distributed across the backbone of the cellulose ether base material; wherein the cellulose ether base material has a weight average molecular weight, MW, of >800,000 Daltons.
    Type: Application
    Filed: September 15, 2021
    Publication date: November 16, 2023
    Inventors: Saugata Nad, Severine Cauvin, Rahma Benbakoura, Flore Vandemeulebroucke, Serge Creutz, Lyndsay M. Leal, Emmett M. Partain, III, Randara Pulukkody, Nisaraporn Suthiwangcharoen, Michelle Sikarskie
  • Patent number: 11814608
    Abstract: A fabric care composition is provided including water; a cleaning surfactant; a fabric softening silicone; and a modified carbohydrate polymer having a weight average molecular weight of <500,000 Daltons and a Kjeldahl nitrogen content corrected for ash and volatiles, TKN, of ?0.5 wt %; wherein the modified carbohydrate polymer is a carbohydrate polymer functionalized with quaternary ammonium moieties; wherein the quaternary ammonium moieties on the modified carbohydrate polymer include: trimethyl ammonium moieties having formula (I) and dimethyl(alkyl) ammonium moieties having formula (II) wherein each R is independently selected from a C8-22 alkyl group.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: November 14, 2023
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, Dow Silicones Corporation, ROHM AND HAAS COMPANY
    Inventors: Emmett M. Partain, III, Jan E. Shulman, Leon Marteaux, Michael B. Clark, Jr., Aline Migliore, Yunshen Chen, Randara Pulukkody, Daniel S. Miller, John Hayes, Asghar A. Peera, Peilin Yang, Mariann Clark, Stephen J. Donovan, Jennifer P. Todd, Cynthia Leslie
  • Publication number: 20230174899
    Abstract: A laundry detergent formulation is provided including a detergent surfactant; a builder; a filler and an antiredeposition agent, comprising: 10 to 65 wt % of structural units of formula I wherein each R1 and R2 is independently selected from a hydrogen and a C1-3 alkyl group; 10 to 80 wt % of structural units of formula II wherein each R3 is independently selected from a hydrogen and a —C(O)CH3 group; and 10 to 65 wt % of structural units of formula III wherein each R4 is independently selected from a hydrogen and a —CH3 group; and wherein at least one of R1 and R2 is a C1-3 alkyl group in at least 1 mol % of the structural units of formula I in the antiredeposition agent; wherein the antiredeposition agent has a lactone end group and wherein the antiredeposition agent has a weight average molecular weight of 1,500 to 6,000 Daltons.
    Type: Application
    Filed: June 18, 2021
    Publication date: June 8, 2023
    Inventors: Scott Backer, Randara Pulukkody, John B. Case, JR., Saugata Nad, Sangeeta Sanjeev Patel
  • Publication number: 20230100700
    Abstract: A fabric care composition is provided including water; a cleaning surfactant; a fabric softening silicone; and a deposition aid polymer, wherein the deposition aid polymer is a dextran polymer functionalized with quaternary ammonium moieties; wherein the deposition aid polymer enhances deposition of the fabric softening silicone from the fabric care composition onto a fabric.
    Type: Application
    Filed: March 17, 2021
    Publication date: March 30, 2023
    Inventors: Randara Pulukkody, Emmett M. Partain, III, Lyndsay M. Leal, Jennifer P. Todd, Michael B. Clark, JR., Nikhil J. Fernandes
  • Publication number: 20220290076
    Abstract: A deposition aid polymer for laundry is provided, comprising >50 to 99 wt % of structural units of formula (I) wherein R1 is selected from hydrogen, —C1-4 alkyl and —CH2OR3; wherein R3 is selected from —C1-12 alkyl and phenyl; and 1 to <50 wt % of structural units of formula (II) wherein R2 is selected from a moiety of Formula (III), a moiety of Formula (IV) and a moiety of Formula (V) wherein A? is a counter anion balancing the cationic charge on the N; wherein R4 is selected from hydrogen, —C1-12 alkyl and phenyl; and wherein R5 is selected from hydrogen and —C1-8 alkyl; wherein the deposition aid polymer has a weight average molecular weight of <100,000 Daltons; and with the proviso that the deposition aid polymer has an average of at least two structural units of formula (II) per molecule.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 15, 2022
    Inventors: Matthew E. Belowich, David S. Laitar, Randara Pulukkody, Eric Wasserman
  • Publication number: 20220290077
    Abstract: A fabric care composition is provided, comprising: a fabric care benefit agent; and a deposition aid polymer is provided, comprising >50 to 99 wt % of structural units of formula (I) wherein R1 is selected from hydrogen, —C1-4 alkyl and —CH2OR3; wherein R3 is selected from —C1-12 alkyl and phenyl; and 1 to <50 wt % of structural units of formula (II) wherein R2 is selected from Formula (III), Formula (IV) and Formula (V) wherein A? is a counter anion; wherein R4 is selected from a hydrogen, a —C1-12 alkyl group and a phenyl group; and wherein R5 is selected from a hydrogen and a —C1-8 alkyl group; wherein the deposition aid polymer has a weight average molecular weight of <100,000 Daltons; and with the proviso that the deposition aid polymer has an average of ?two structural units of formula (II) per molecule.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 15, 2022
    Inventors: Matthew E. Belowich, David S. Laitar, Randara Pulukkody, Eric Wasserman
  • Patent number: 11441002
    Abstract: A free standing dispersant film is provided, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; a dispersant polymer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer, wherein the poly(isobutylene-co-maleic anhydride) copolymer is at least partially neutralized; and optionally, an optional additive.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: September 13, 2022
    Assignee: Rohm and Haas Company
    Inventors: Randara Pulukkody, Scott Backer, Afua Sarpong Karikari, Michael C. Mitchell
  • Patent number: 11352590
    Abstract: An aqueous light duty liquid detergent formulation is provided including a water; an essential oil; a derivative of castor oil having a formula selected from formula I and formula II; an ethoxylated phenol having formula III; an anionic surfactant and a zwitterionic surfactant. Also provided is a method of cleaning an article using the aqueous light duty liquid detergent formulation.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: June 7, 2022
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Randara Pulukkody, Akanksha Agrawal, Daniel S. Miller, Andrea C. Keenan, Jan E. Shulman
  • Publication number: 20210363469
    Abstract: An aqueous light duty liquid detergent formulation is provided including a water; an essential oil; a derivative of castor oil having a formula selected from formula I and formula II; an ethoxylated phenol having formula III; an anionic surfactant and a zwitterionic surfactant. Also provided is a method of cleaning an article using the aqueous light duty liquid detergent formulation.
    Type: Application
    Filed: March 14, 2019
    Publication date: November 25, 2021
    Inventors: Randara Pulukkody, Akanksha Agrawal, Daniel S. Miller, Andrea C. Keenan, Jan E. Shulman
  • Publication number: 20210348085
    Abstract: A fabric care composition is provided including water; a cleaning surfactant; a fabric softening silicone; and a modified carbohydrate polymer having a weight average molecular weight of <500,000 Daltons and a Kjeldahl nitrogen content corrected for ash and volatiles, TKN, of ?0.5 wt %; wherein the modified carbohydrate polymer is a carbohydrate polymer functionalized with quaternary ammonium moieties; wherein the quaternary ammonium moieties on the modified carbohydrate polymer include: trimethyl ammonium moieties having formula (I) and dimethyl(alkyl) ammonium moieties having formula (II) wherein each R is independently selected from a C8-22 alkyl group.
    Type: Application
    Filed: October 15, 2019
    Publication date: November 11, 2021
    Inventors: Emmett M. Partain, III, Jan E. Shulman, Leon Marteaux, Michael B. Clark, Jr., Aline Migliore, Yunshen Chen, Randara Pulukkody, Daniel S. Miller, John Hayes, Asghar A. Peera, Peilin Yang, Mariann Clark, Stephen J. Donovan, Jennifer P. Todd, Cynthia Leslie
  • Patent number: 11162054
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: 10 to 65 wt % of structural units of formula I wherein each R1 and R2 is independently selected from a hydrogen and a C1-3 alkyl group; 10 to 80 wt % of structural units of formula II wherein each R3 is independently selected from a hydrogen and a —C(O)CH3 group; and 10 to 65 wt % of structural units of formula III wherein each R4 is independently selected from a hydrogen and a —CH3 group; and wherein at least one of R1 and R2 is a C1-3 alkyl group in at least 1 mol % of the structural units of formula I in the dispersant polymer; wherein the dispersant polymer has a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 6,000 Daltons.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: November 2, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210324304
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: structural units of formula I wherein each R1 is independently selected from a hydrogen and a —C(O)CH3 group; and structural units of formula II wherein each R2 is independently selected from a hydrogen and a —CH3 group; and wherein the automatic dishwashing composition contains ?0.1 wt % of dispersant polymer having a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 10,000 Daltons.
    Type: Application
    Filed: October 8, 2019
    Publication date: October 21, 2021
    Inventors: Scott Backer, Marianne Creamer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210179973
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: 10 to 65 wt % of structural units of formula I wherein each R1 and R2 is independently selected from a hydrogen and a C1-3 alkyl group; 10 to 80 wt % of structural units of formula II wherein each R3 is independently selected from a hydrogen and a —C(O)CH3 group; and 10 to 65 wt % of structural units of formula III wherein each R4 is independently selected from a hydrogen and a —CH3 group; and wherein at least one of R1 and R2 is a C1-3 alkyl group in at least 1 mol % of the structural units of formula I in the dispersant polymer; wherein the dispersant polymer has a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 6,000 Daltons.
    Type: Application
    Filed: April 25, 2019
    Publication date: June 17, 2021
    Inventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210102033
    Abstract: A free standing dispersant film is provided, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; a dispersant polymer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer, wherein the poly(isobutylene-co-maleic anhydride) copolymer is at least partially neutralized; and optionally, an optional additive.
    Type: Application
    Filed: May 10, 2018
    Publication date: April 8, 2021
    Inventors: Randara Pulukkody, Scott Backer, Afua Sarpong Karikari, Michael C. Mitchell
  • Patent number: 10865263
    Abstract: A method for solution polymerization. The method comprises polymerizing in a solvent a monomer mixture comprising: (a) 5 to 95 wt % of a C3-C5 ethylenically unsaturated dicarboxylic acid; and (b) 5 to 95 wt % of vinyl acetate; wherein the solvent comprises 51 to 88 wt % isopropanol and 12 to 49 wt % water.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: December 15, 2020
    Assignees: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman
  • Publication number: 20200157263
    Abstract: A method for solution polymerization. The method comprises polymerizing in a solvent a monomer mixture comprising: (a) 5 to 95 wt % of a C3-C5 ethylenically unsaturated dicarboxylic acid; and (b) 5 to 95 wt % of vinyl acetate; wherein the solvent comprises 51 to 88 wt % isopropanol and 12 to 49 wt % water.
    Type: Application
    Filed: October 24, 2017
    Publication date: May 21, 2020
    Applicants: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman