Patents by Inventor Mahfuza B. Ali

Mahfuza B. Ali 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: 10241237
    Abstract: An anti-fog coating composition is described comprising an aqueous polymeric dispersion; a crosslinker, and a surfactant. The dried and cured coating composition does not exhibit fogging within 8 seconds after being soaked in 25° C. water for 1 hour. In favored embodiments, the dried and cured coating composition does not exhibit fogging within 60 seconds after being soaked in 50° C. water for 24 hours. Also described are articles comprising the dried and cured coating composition disposed on a substrate as well as a method a providing an anti-fog coating on a substrate.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: March 26, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Naiyong Jing, Yongshang Lu, Dang Xie, Zhigang Yu, John L. Battiste, Alan L. Levin, Caroline M. Ylitalo, Mahfuza B. Ali
  • Patent number: 10213993
    Abstract: Described herein is composite article comprising a substrate; and on at least one face of the substrate a multilayered coating disposed thereon.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: February 26, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Kui Chen-Ho, Caroline M. Ylitalo, Yu Yang, Yongshang Lu, Alan L. Levin, Hyacinth L. Lechuga, Steven H. Kong, Suresh S. Iyer, Ingrid N. Haugan, Mahfuza B. Ali
  • Publication number: 20190010369
    Abstract: Cationic or zwitterionic polymer adhesives, adhesive articles, aqueous polymerizable pre-adhesive reaction mixtures, and methods of preparation that include internal incorporation of a phenolic resin. The aqueous polymerizable pre-adhesive reaction mixtures include one or more cationic (meth)acrylate monomers, one or more low Tg nonionic monomer having a (meth)acryloyl group, optionally one or more anionic (meth)acrylate monomers, and one or more phenolic resins.
    Type: Application
    Filed: December 13, 2016
    Publication date: January 10, 2019
    Inventors: Ibrahim A. El Hedok, Mahfuza B. Ali, Elizabeth E. Johnson, Mark D. Purgett, You Hoon Kim, Prince P. Antony
  • Patent number: 10048408
    Abstract: Coating compositions are described comprising an aqueous polymeric dispersion; a crosslinker; and an acid or salt of a polyalkylene oxide. Also described are articles comprising the dried and cured coating composition disposed on a substrate as well as a method a providing an anti-fog coating on a substrate.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: August 14, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Yongshang Lu, Naiyong Jing, Dang Xie, Zhigang Yu, Caroline M. Ylitalo, Mahfuza B. Ali, Alexander J. Kugel, Steven P. Swanson
  • Patent number: 10039856
    Abstract: Described herein are absorbent articles made by bonding a copolymer onto a substrate to form a core. The absorbent articles are particularly useful in personal care product, e.g., disposable hygiene products. In some embodiments, the absorbent article includes a first substrate; and a copolymer irreversibly bonded onto the first substrate to form a core, wherein the copolymer is derived from a polymerizable solution comprising: (a) a first monomer selected from a (meth)acrylic acid or salt thereof; (b) greater than 1 wt % of a second monomer, wherein the second monomer is a hydrophilic crosslinking monomer, and (c) a polymeric porogen.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: August 7, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Jerald K. Rasmussen, Mahfuza B. Ali, Bathsheba E. Chong Conklin, Andrew P. Klein, Scott E. Langer
  • Publication number: 20180217697
    Abstract: A transparent conductor is provided, including a visible light transparent substrate and metal traces disposed on the substrate, and a layer of a second metal deposited on at least a portion of the metal traces. The transparent conductor further includes a layer of a second metal, which conforms to the surface structure of the metal traces on which it is deposited. Optionally, the transparent conductor also includes a coating layer disposed on a portion of the metal traces and the substrate surface. The coating layer includes a polymer prepared from a polymerizable composition containing at least one ionic liquid monomer. A method of forming a transparent conductor is also provided, including obtaining a visible light transparent substrate having metal traces disposed on the substrate and applying a coating composition on a portion of the metal traces and substrate. The coating composition contains at least one noble metal salt and at least one polymerizable ionic liquid monomer.
    Type: Application
    Filed: August 17, 2016
    Publication date: August 2, 2018
    Inventors: Encai Hao, Matthew S. Stay, Albert I. Everaerts, Mahfuza B. Ali, Yizhong Wang, Kevin M. Lewandowski, Corey J. Radloff
  • Publication number: 20180051190
    Abstract: An adhesive article for masking a portion of a substrate surface from a liquid coating applied to the surface includes a support having first and second opposed major surfaces, and a cationic or zwitterionic adhesive composition disposed on at least a portion of at least one of the first and second opposed major surfaces. The adhesive composition provides a barrier that impedes the migration of the coating past the edge of the adhesive article.
    Type: Application
    Filed: November 3, 2017
    Publication date: February 22, 2018
    Inventors: Mahfuza B. Ali, Elizabeth E. Johnson, Michael D. Crandall
  • Publication number: 20180030281
    Abstract: An optical device having a first optical member, a second optical member, and an antistatic layer disposed between the first optical member and the second optical member wherein the antistatic layer contains the reaction product of a mixture comprising at least one polymerizable onium salt having an anion and at least one non-onium polymerizable monomer, oligomer, or polymer.
    Type: Application
    Filed: October 9, 2017
    Publication date: February 1, 2018
    Inventors: Thomas P. Klun, Brandt K. Carter, Michael K. Gerlach, Mahfuza B. Ali, Mark J. Pellerite, Thomas M. Snyder, William M. Lamanna
  • Patent number: 9849563
    Abstract: An abrasive article comprises abrasive particles adhered to a substrate by a binder material comprising an at least partially cured resole phenolic resin and an aliphatic tack modifier. The amount of resole phenolic resin comprises from 60 to 98 weight percent of the combined weight of the resole phenolic resin and the aliphatic tack modifier. A method of making the abrasive article is also disclosed.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: December 26, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Ernest L. Thurber, Rebecca A. Putans, Scott R. Culler, John T. Boden, Brian G. Koethe, Brant A. Moegenburg, Thomas J. Nelson, Aaron K. Nienaber, Wayne W. Maurer, Ibrahim A. El-Hedok, Albert I. Everaerts, Joseph B. Eckel, Mahfuza B. Ali
  • Patent number: 9828530
    Abstract: An adhesive article for masking a portion of a substrate surface from a liquid coating applied to the surface includes a support having first and second opposed major surfaces, and a cationic or zwitterionic adhesive composition disposed on at least a portion of at least one of the first and second opposed major surfaces. The adhesive composition provides a barrier that impedes the migration of the coating past the edge of the adhesive article.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: November 28, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Mahfuza B. Ali, Elizabeth E. Johnson, Michael D. Crandall
  • Patent number: 9809717
    Abstract: The disclosure provides polymers having antimicrobial activity and articles with the polymers coated thereon. The polymers include a first pendant group comprising a first cationic component, a second pendant group comprising a nonpolar component, and a third pendant group comprising an organosilane component. The disclosure also includes methods of coating medical device articles and body fluid-receiving substrates with the antimicrobial polymers. The methods further include the use of adhesion-promoting components.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: November 7, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Mahfuza B. Ali, Naiyong Jing, Valeri Lirine, Pradnya V. Nagarkar, Caroline M. Ylitalo, Nancy S. Lennhoff, Matthew T. Scholz, Ranjani V. Parthasarathy
  • Patent number: 9809696
    Abstract: A filler compound containing a positively charged polymer that includes (meth)acrylate monomer units having an alkylammonium functionality.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: November 7, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Liana V. Palaikis, Mahfuza B. Ali
  • Patent number: 9803042
    Abstract: Additives comprising a low surface energy group and one or more hydroxyl groups are described.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: October 31, 2017
    Assignee: 3M Innovative Properties Co.
    Inventors: Thomas P. Klun, Mahfuza B. Ali, Richard J. Pokorny, Daniel R. Cremons, Michelle L. Toy
  • Publication number: 20170226346
    Abstract: A coating composition is provided comprising nanoparticles and certain polymers comprising carboxylic acid groups or salts thereof. When applied to articles, the coating is resistant to soiling by both dry dust and wet soil. Coated articles and methods of applying coatings are also described herein.
    Type: Application
    Filed: August 6, 2015
    Publication date: August 10, 2017
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: KATHERINE A. BROWN, TIMOTHY N. NARUM, MAHFUZA B. ALI
  • Patent number: 9701850
    Abstract: A coating composition is described comprising a polymerizable resin composition, a non-ionic unpolymerizable surfactant having an hydrophilic lipophilic balance ranging from 2 to 6, and a polymerizable surfactant. The surfactants are present at a concentration of greater than 10 wt-% solids. The non-ionic unpolymerizable surfactant and polymerizable surfactant are present at a weight ratio of less than 1.5:1. Also described are articles comprising the cured coating composition. The cured coating exhibits a property of an initially visible simulated fingerprint reducing in visibility within 60 minutes.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: July 11, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Richard J. Pokorny, Thomas P. Klun, Mahfuza B. Ali, Daniel R. Cremons, Michelle L. Toy
  • Publication number: 20170129075
    Abstract: An abrasive article comprises abrasive particles adhered to a substrate by a binder material comprising an at least partially cured resole phenolic resin and an aliphatic tack modifier. The amount of resole phenolic resin comprises from 60 to 98 weight percent of the combined weight of the resole phenolic resin and the aliphatic tack modifier. A method of making the abrasive article is also disclosed.
    Type: Application
    Filed: November 5, 2015
    Publication date: May 11, 2017
    Inventors: Ernest L. Thurber, Rebecca A. Putans, Scott R. Culler, John T. Boden, Brian G. Koethe, Brant A. Moegenburg, Thomas J. Nelson, Aaron K. Nienaber, Wayne W. Maurer, Ibrahim A. El-Hedok, Albert I. Everaerts, Joseph B. Eckel, Mahfuza B. Ali
  • Publication number: 20170112957
    Abstract: Described herein are absorbent articles and methods of making such articles. The articles are made by bonding a copolymer onto a substrate to form a core. The absorbent articles are particularly useful in personal care product, e.g., disposable hygiene products.
    Type: Application
    Filed: June 22, 2015
    Publication date: April 27, 2017
    Inventors: Jerald K. Rasmussen, Mahfuza B. Ali, Bathsheba E. Chong Conklin, Andrew P. Klein, Scott E. Langer
  • Publication number: 20170112685
    Abstract: Described herein are absorbent articles and methods of making such articles. The articles are made by bonding a copolymer onto a substrate to form a core. The absorbent articles are particularly useful in personal care product, e.g., disposable hygiene products.
    Type: Application
    Filed: June 19, 2015
    Publication date: April 27, 2017
    Inventors: Jerald K. Rasmussen, Mahfuza B. Ali, Bathsheba E. Chong Conklin, Andrew P. Klein, Scott E. Langer
  • Publication number: 20170037273
    Abstract: An adhesion promoter coating composition includes an oligomeric alkylalkoxysiloxane and a compound comprising an electrophile moiety and an alkoxysilyl moiety. The electrophile moiety may contain a sulfide functional group, for example. A dust suppression coating composition includes an acrylic polymer comprising a quaternary ammonium moiety; and an oligomeric alkylalkoxysiloxane. The coating composition may further include a zirconium salt. The coating composition may be applied to roofing granules, and/or asphaltic compositions, among other things.
    Type: Application
    Filed: April 10, 2015
    Publication date: February 9, 2017
    Inventors: Mahfuza B. Ali, Susannah C. Clear, Terry R. Hobbs, Jeffry L. Jacobs, Hae-Seung Lee, Mary Lou Morris
  • Publication number: 20170029649
    Abstract: An adhesion promoter coating composition includes an oligomeric alkylalkoxysiloxane and a compound comprising an electrophile moiety and an alkoxysilyl moiety. The electrophile moiety may contain a sulfide functional group, for example. A dust suppression coating composition includes an acrylic polymer comprising a quaternary ammonium moiety; and an oligomeric alkylalkoxysiloxane. The coating composition may be applied to roofing granules, and/or asphaltic compositions, among other things.
    Type: Application
    Filed: April 10, 2015
    Publication date: February 2, 2017
    Inventors: Mahfuza B. Ali, Susannah C. Clear, Terry R. Hobbs, Jeffry L. Jacobs, Hae-Seung Lee, Mary Lou Morris