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).
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Publication number: 20240150674Abstract: 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: ApplicationFiled: March 9, 2022Publication date: May 9, 2024Inventors: Michelle Sikarskie, Randara Pulukkody, Paula Bauer, Lyndsay M. Leal, Emmett M. Partain, III, Daniel S. Miller, Jennifer P. Todd
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Patent number: 11920110Abstract: 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: GrantFiled: October 8, 2019Date of Patent: March 5, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Scott Backer, Marianne Creamer, Randara Pulukkody, Severine Ferrieux
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Publication number: 20230365896Abstract: 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: ApplicationFiled: September 15, 2021Publication date: November 16, 2023Inventors: Saugata Nad, Severine Cauvin, Rahma Benbakoura, Flore Vandemeulebroucke, Serge Creutz, Lyndsay M. Leal, Emmett M. Partain, III, Randara Pulukkody, Nisaraporn Suthiwangcharoen, Michelle Sikarskie
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Patent number: 11814608Abstract: 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: GrantFiled: October 15, 2019Date of Patent: November 14, 2023Assignees: DOW GLOBAL TECHNOLOGIES LLC, Dow Silicones Corporation, ROHM AND HAAS COMPANYInventors: 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
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Publication number: 20230174899Abstract: 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: ApplicationFiled: June 18, 2021Publication date: June 8, 2023Inventors: Scott Backer, Randara Pulukkody, John B. Case, JR., Saugata Nad, Sangeeta Sanjeev Patel
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Publication number: 20230100700Abstract: 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: ApplicationFiled: March 17, 2021Publication date: March 30, 2023Inventors: Randara Pulukkody, Emmett M. Partain, III, Lyndsay M. Leal, Jennifer P. Todd, Michael B. Clark, JR., Nikhil J. Fernandes
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Publication number: 20220290076Abstract: 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: ApplicationFiled: September 23, 2020Publication date: September 15, 2022Inventors: Matthew E. Belowich, David S. Laitar, Randara Pulukkody, Eric Wasserman
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Publication number: 20220290077Abstract: 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: ApplicationFiled: September 23, 2020Publication date: September 15, 2022Inventors: Matthew E. Belowich, David S. Laitar, Randara Pulukkody, Eric Wasserman
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Patent number: 11441002Abstract: 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: GrantFiled: May 10, 2018Date of Patent: September 13, 2022Assignee: Rohm and Haas CompanyInventors: Randara Pulukkody, Scott Backer, Afua Sarpong Karikari, Michael C. Mitchell
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Patent number: 11352590Abstract: 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: GrantFiled: March 14, 2019Date of Patent: June 7, 2022Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Randara Pulukkody, Akanksha Agrawal, Daniel S. Miller, Andrea C. Keenan, Jan E. Shulman
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Publication number: 20210363469Abstract: 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: ApplicationFiled: March 14, 2019Publication date: November 25, 2021Inventors: Randara Pulukkody, Akanksha Agrawal, Daniel S. Miller, Andrea C. Keenan, Jan E. Shulman
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Publication number: 20210348085Abstract: 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: ApplicationFiled: October 15, 2019Publication date: November 11, 2021Inventors: 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
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Patent number: 11162054Abstract: 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: GrantFiled: April 25, 2019Date of Patent: November 2, 2021Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
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Publication number: 20210324304Abstract: 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: ApplicationFiled: October 8, 2019Publication date: October 21, 2021Inventors: Scott Backer, Marianne Creamer, Randara Pulukkody, Severine Ferrieux
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Publication number: 20210179973Abstract: 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: ApplicationFiled: April 25, 2019Publication date: June 17, 2021Inventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
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Publication number: 20210102033Abstract: 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: ApplicationFiled: May 10, 2018Publication date: April 8, 2021Inventors: Randara Pulukkody, Scott Backer, Afua Sarpong Karikari, Michael C. Mitchell
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Patent number: 10865263Abstract: 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: GrantFiled: October 24, 2017Date of Patent: December 15, 2020Assignees: Rohm and Haas Company, Union Carbide CorporationInventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman
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Publication number: 20200157263Abstract: 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: ApplicationFiled: October 24, 2017Publication date: May 21, 2020Applicants: Rohm and Haas Company, Union Carbide CorporationInventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman