Patents by Inventor Afua Sarpong KARIKARI

Afua Sarpong KARIKARI 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: 11920014
    Abstract: A sealing composition for use in unit dose packages is provided, including: 70 to 98 wt % water; 1 to 30 wt % of a hydrogen bonding component; and 1 to 30 wt % of a complex forming component.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: March 5, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Gyongyi Gulyas, An Kaga, Thomas Fitzgibbons, Afua Sarpong Karikari, Michael C. Mitchell, Xin Jin, Joseph Kao
  • Publication number: 20230265357
    Abstract: An aqueous liquid laundry formulation is provided, comprising: a liquid carrier; a cellulase; and a protectant polymer, wherein the protectant polymer comprises: 25 to 65 wt%, based on weight of the protectant polymer, of structural units of formula I wherein each R1 is independently selected from a hydrogen and a —CH3 group; and 35 to 75 wt%, based on weight of the protectant polymer, of structural units of formula II wherein each R2 is independently selected from a 2-3 alkyl group and wherein each R3 is independently selected from a hydrogen and a methyl group. Also provided is a method of renewing a soiled cotton containing fabric using aqueous liquid laundry formulation.
    Type: Application
    Filed: May 27, 2021
    Publication date: August 24, 2023
    Inventors: Anne Oberlin Escoffier, Afua Sarpong Karikari, Robert Butterick, Jordan Sarica
  • Publication number: 20230167382
    Abstract: A method of making an aqueous cotton renewing composition for renewing a soiled cotton containing fabric is provided comprising: providing a liquid carrier; providing a cellulase; selecting a protectant polymer, comprising: 25 to 65 wt %, based on weight of the protectant polymer, of structural units of formula I wherein each R1 is independently selected from a hydrogen and a —CH3 group; and 35 to 75 wt %, based on weight of the protectant polymer, of structural units of formula II wherein each R2 is independently selected from a —C2-3 alkyl group and wherein each R3 is independently selected from a hydrogen and a methyl group; providing the selected protectant polymer; and combining the liquid carrier, the cellulase and the selected protectant polymer to form the aqueous cotton renewing composition. Also provided is a method of renewing a soiled cotton containing fabric.
    Type: Application
    Filed: May 27, 2021
    Publication date: June 1, 2023
    Applicants: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Anne Oberlin Escoffier, Afua Sarpong Karikari, Robert Butterick, Jordan Sarica
  • Publication number: 20230105221
    Abstract: A method of making a liquid laundry detergent formulation is provided, comprising: providing a liquid carrier; providing a cleaning surfactant; and selecting a cleaning booster of Formula (I) wherein x is 3 to 10; wherein y is 5 to 20; wherein z is 5 to 30; wherein x + y + z ? 18; wherein x ? z; wherein each R is a C7-9 alkyl group, wherein ? 75 wt% of the R groups are branched; wherein the selected cleaning booster of Formula (I) is selected based its cleaning boosting properties; providing the selected cleaning booster of Formula (I); and combining the liquid carrier, the cleaning surfactant and the selected cleaning booster of Formula (I) to provide the liquid laundry detergent formulation.
    Type: Application
    Filed: April 27, 2021
    Publication date: April 6, 2023
    Inventors: Aslin Izmitli, Wanglin Yu, Timothy J. Young, Afua Sarpong Karikari, John Hayes
  • Publication number: 20230087990
    Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster, wherein the cleaning booster is of Formula (I) wherein x is 3 to 10; wherein y is 5 to 20; wherein z is 5 to 30; wherein x+y+z?18; wherein x?z; wherein each R is a C7-9 alkyl group and wherein ?75 wt % of the R groups are branched.
    Type: Application
    Filed: April 27, 2021
    Publication date: March 23, 2023
    Inventors: Aslin Izmitli, Wanglin Yu, Timothy J. Young, Afua Sarpong Karikari, John Hayes
  • Patent number: 11485873
    Abstract: A film: (a) 50 to 85 wt % polymer comprising: (i) 30 to 70 wt % hard polymer with Tg from 40 to 70° C. and 40 to 80 wt % (C1-C10)alkyl (meth)acrylate; 10 to 40 wt % C3-C8 carboxylic acid; and 0 to 25 wt % hydroxyalkyl (meth)acrylate; and (ii) 30 to 70 wt % soft polymer with Tg from ?20 to 20 ° C. and 50 to 90 wt % (C1-C10)alkyl (meth)acrylate; 5 to 30 wt % C3-C8 carboxylic acid; and 0 to 25 wt % hydroxyalkyl (meth)acrylate; hard Tg minus soft Tg is at least 30° C.; (iii) 0 to 10 wt %, of (C12-C24)alkyl (meth)acrylate polymer containing crystallizable portion with Tm from 0° C. to 37° C.; (b) 10 to 40 wt % of polyethylene oxide having Mw from 250,000 to 4,000,000; and (c) 0 to 10 wt % of poly(vinylpyrrolidone) having Mw from 25,000 to 2,000,000.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: November 1, 2022
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Afua Sarpong Karikari, Michael C. Mitchell, Marianne Creamer, Nilesh Shah
  • 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: 11326133
    Abstract: A laundry detergent composition comprising an anti-redeposition agent, a surfactant, and optionally a builder, wherein the anti-redeposition agent is a polymer comprising polymerized units of: (a) from 5 to 40 wt % of at least one nitrogen-containing ethylenically unsaturated monomer having at least one pKa value from 6 to 11.5, and (b) from 60 to 95 wt % of at least one ethylenically unsaturated carboxylic acid monomer.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: May 10, 2022
    Assignees: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Robert Butterick, Eric Wasserman, Afua Sarpong Karikari
  • Publication number: 20210380908
    Abstract: A method for producing a powder detergent; said method comprising steps of: (a) combining (i) a polymer comprising polymerized units of at least one nitrogen-containing ethylenically unsaturated monomer having at least one pKa value from 6 to 11.5 and at least one ethylenically unsaturated carboxylic acid monomer, (ii) at least one surfactant, (iii) inorganic salts and (iv) water to form a slurry; wherein the slurry has a solids content from 50 to 90 wt %; and (b) spray drying the slurry to form a powder detergent.
    Type: Application
    Filed: March 21, 2019
    Publication date: December 9, 2021
    Inventors: Laercio De Albuquerque, Robert Butterick, Mahesh R. Sawant, Afua Sarpong Karikari
  • Publication number: 20210363471
    Abstract: A laundry detergent composition comprising an anti-redeposition agent, a surfactant, and optionally a builder, wherein the anti-redeposition agent is a polymer comprising polymerized units of: (a) from 5 to 40 wt % of at least one nitrogen-containing ethylenically unsaturated monomer having at least one pKa value from 6 to 11.5, and (b) from 60 to 95 wt % of at least one ethylenically unsaturated carboxylic acid monomer.
    Type: Application
    Filed: March 21, 2019
    Publication date: November 25, 2021
    Applicants: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Robert Butterick, Eric Wasserman, Afua Sarpong Karikari
  • Publication number: 20210130519
    Abstract: A film: (a) 50 to 85 wt % polymer comprising: (i) 30 to 70 wt % hard polymer with Tg from 40 to 70° C. and 40 to 80 wt % (C1-C10)alkyl (meth)acrylate; 10 to 40 wt % C3-C8 carboxylic acid; and 0 to 25 wt % hydroxyalkyl (meth)acrylate; and (ii) 30 to 70 wt % soft polymer with Tg from ?20 to 20 ° C. and 50 to 90 wt % (C1-C10)alkyl (meth)acrylate; 5 to 30 wt % C3-C8 carboxylic acid; and 0 to 25 wt % hydroxyalkyl (meth)acrylate; hard Tg minus soft Tg is at least 30° C.; (iii) 0 to 10 wt %, of (C12-C24)alkyl (meth)acrylate polymer containing crystallizable portion with Tm from 0° C. to 37° C.; (b) 10 to 40 wt % of polyethylene oxide having Mw from 250,000 to 4,000,000; and (c) 0 to 10 wt % of poly(vinylpyrrolidone) having Mw from 25,000 to 2,000,000.
    Type: Application
    Filed: June 19, 2018
    Publication date: May 6, 2021
    Inventors: Afua Sarpong Karikari, Michael C. Mitchell, Marianne Creamer, Nilesh Shah
  • Patent number: 10982175
    Abstract: A free standing film is provided including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer; and optionally an additive. Unit dose packages including the free standing film are also provided.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: April 20, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Afua Sarpong Karikari, Xin Jin, Joseph Kao, An Kaga, Gyongyi Gulyas, Michael C. Mitchell
  • 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
  • Publication number: 20200354651
    Abstract: A hard surface cleaning composition, methods of improving the shine and reducing malodour on a hard surface and disposable premoistened pads for cleaning hard surfaces with controlled emulsification is provided. The hard surface cleaning composition comprises: at least 85% by weight of water; at least 0.0015% of by weight of alkoxylated phenol; and a perfume. The perfume comprises at least 60% by weight of the Perfume Raw Materials having C log P greater than 1.0. The composition has a Shine Result of between 0.1 and 2.0 and an NTU of between 1 and 200.
    Type: Application
    Filed: May 7, 2020
    Publication date: November 12, 2020
    Inventors: Fernando Ray TOLLENS, Pauline Cuc VU, Brian Christopher GROENDYKE, William Alexander CYNECKI, Daniel Ross MAYFIELD, Afua Sarpong KARIKARI
  • Patent number: 10590249
    Abstract: Provided is a water soluble film, and detergent packets comprising the film as an encasing material. The film contains a (meth)acrylic polymer that is a blend of a hard polymer and a soft polymer, and a plasticizer.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: March 17, 2020
    Assignee: Rohm and Haas Company
    Inventors: Afua Sarpong Karikari, Michael Mitchell, Fanwen Zeng
  • Patent number: 10590366
    Abstract: Provided is a detergent composition that contains an opacifier with improved opacifying characteristics. The composition comprises an opacifier, a surfactant, a solvent, and optionally a builder, wherein the opacifier is an aqueous dispersion of voided latex particles have a composition as described herein.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: March 17, 2020
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Asghar A. Peera, Anne Oberlin, Afua Sarpong Karikari
  • Publication number: 20200062913
    Abstract: A sealing composition for use in unit dose packages is provided, including: 70 to 98 wt % water; 1 to 30 wt % of a hydrogen bonding component; and 1 to 30 wt % of a complex forming component.
    Type: Application
    Filed: April 19, 2018
    Publication date: February 27, 2020
    Inventors: Gyongyi Gulyas, An Kaga, Thomas Fitzgibbons, Afua Sarpong Karikari, Michael C. Mitchell, Xin Jin, Joseph Kao
  • Publication number: 20200010783
    Abstract: A free standing film is provide, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer; and optionally an optional additive. Unit dose packages including the free standing film are also provided.
    Type: Application
    Filed: March 19, 2018
    Publication date: January 9, 2020
    Inventors: Afua Sarpong Karikari, Xin Jin, Joseph Kao, An Kaga, Gyongyi Gulyas, Michael C. Mitchell
  • Publication number: 20180371188
    Abstract: A method for adhering water soluble polymer films by applying to at least one of the films a solution comprising: (a) from 60 to 90 wt % water, (b) from 10 to 40 wt % isopropanol, and (c) from 0 to 5 wt % polyvalent metal salts.
    Type: Application
    Filed: December 8, 2016
    Publication date: December 27, 2018
    Inventors: Joseph Kao, Vikram Prasad, Sarah J. Vietzke, Afua Sarpong Karikari, Xin Jin
  • Publication number: 20180355135
    Abstract: Provided is a water dispersible polymer film that is useful as an encasing material for detergent packets. The water dispersible polymer film comprises: a polyvinyl alcohol substrate; and a barrier layer coated on at least one surface of the substrate, each barrier layer independently comprising (a) a first copolymer that is an at least partially neutralized maleic anhydride-C2-C8 olefin copolymer or its maleic acid counterpart; or (b) a second copolymer that is an at least partially neutralized ethylene (meth)acrylic acid copolymer, or (c) a mixture of the first copolymer and the second copolymer.
    Type: Application
    Filed: February 15, 2017
    Publication date: December 13, 2018
    Inventors: Xin JIN, Mark F. SONNENSCHEIN, Afua Sarpong KARIKARI