Patents by Inventor Anna Ahlquist

Anna Ahlquist 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).

  • BINDER COMPOSITION FOR METAL INJECTION MOLDING FEEDSTOCKS; METAL INJECTION MOLDING FEEDSTOCK COMPRISING THE SAME; METAL INJECTION MOLDING PROCESS USING THE FEEDSTOCK, AND ARTICLE OBTAINED BY THE PROCESS
    Publication number: 20210229174
    Abstract: The present invention relates to a feedstock for a Injection Molding Process, consisting of sinterable particles P made from a metal, a metal alloy, a cermet, a ceramic material, a glass, or a mixture of any of these; and a binder composition B, the binder composition B comprising a binder polymer B1, a polymeric compatibilizer B2, and optionally a release agent B3, and a MIM manufacturing process using the same.
    Type: Application
    Filed: May 10, 2019
    Publication date: July 29, 2021
    Inventors: Åsa Ahlin, Eva Lundin, Anna Ahlquist
  • Lubricant for powder metallurgical compositions
    Patent number: 9855601
    Abstract: An iron-based powder metallurgical composition is provided comprising an iron or iron-based powder and composite lubricant particles, with the composite lubricant particles comprising a core of 10-60% by weight of at least one primary fatty acid amide having more than 18 and not more than 24 carbon atoms and 40-90% by weight of at least one fatty acid bisamide, with the core having nanoparticles of at least one metal oxide adhered thereon. Further provided is a particulate composite lubricant as well as a method of preparing such lubricant.
    Type: Grant
    Filed: November 25, 2009
    Date of Patent: January 2, 2018
    Assignee: HÖGANÄS AB (PUBL)
    Inventors: Åsa Ahlin, Anna Ahlquist, Karin Olsson
  • LUBRICANT FOR POWDER METALLURGICAL COMPOSITIONS
    Publication number: 20110265602
    Abstract: An iron-based powder metallurgical composition is provided comprising an iron or iron-based powder and composite lubricant particles, with the composite lubricant particles comprising a core of 10-60% by weight of at least one primary fatty acid amide having more than 18 and not more than 24 carbon atoms and 40-90% by weight of at least one fatty acid bisamide, with the core having nanoparticles of at least one metal oxide adhered thereon. Further provided is a particulate composite lubricant as well as a method of preparing such lubricant.
    Type: Application
    Filed: November 25, 2009
    Publication date: November 3, 2011
    Inventors: Asa Ahlin, Anna Ahlquist, Karin Olsson
  • Lubricant for powder metallurgical compositions
    Patent number: 7993429
    Abstract: An iron-based powder metallurgical composition is provided comprising an iron or iron-based powder and a particulate composite lubricant, the composite lubricant comprising particles having a core comprising a solid organic lubricant having fine carbon particles adhered thereon. A particulate composite lubricant and a method for producing the same also are provided.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: August 9, 2011
    Assignee: Höganäs AB (PUBL)
    Inventors: Åsa Ahlin, Anna Ahlquist, Per-Olof Larsson, Naghi Solimnjad
  • Lubricant for Powder Metallurgical Compositions
    Publication number: 20090107292
    Abstract: An iron-based powder metallurgical composition is provided comprising an iron or iron-based powder and a particulate composite lubricant, the composite lubricant comprising particles having a core comprising a solid organic lubricant having fine carbon particles adhered thereon. A particulate composite lubricant and a method for producing the same also are provided.
    Type: Application
    Filed: December 6, 2006
    Publication date: April 30, 2009
    Applicant: HOGANAS AB (PUBL)
    Inventors: Åsa Ahlin, Anna Ahlquist, Per-Olof Larsson, Naghi Solimnjad