Patents by Inventor Alexander Basil Papadakis

Alexander Basil Papadakis 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).

  • Epoxy-functionalized polyorganosiloxane toughener
    Patent number: 11518854
    Abstract: An epoxy-functionalized polyorganosiloxane toughener providing toughening properties for thermosetting resins is described. The epoxy-functionalized polyorganosiloxane toughener is an epoxy-functionalized siloxane polyether with a siloxane backbone, at least one epoxy-containing alkyl chain, and at least one alkoxyl polyether chain, each said at least one epoxy-containing alkyl chain and at least one alkoxyl polyether chain grafted to the siloxane backbone. Also disclosed is a thermosetting resin-based composition comprising the epoxy-functionalized polyorganosiloxane toughener of claim 1 and at least one of an epoxy resin, a hardener, and an accelerator.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: December 6, 2022
    Assignee: Ele' Corporation
    Inventors: Michele D. Eubank, Yogi Patel, Alexander Basil Papadakis, Michael J. Berlin, Jia Liu
  • EPOXY-FUNCTIONALIZED POLYORGANOSILOXANE TOUGHENER
    Publication number: 20200291188
    Abstract: An epoxy-functionalized polyorganosiloxane toughener providing toughening properties for thermosetting resins is described. The epoxy-functionalized polyorganosiloxane toughener is an epoxy-functionalized siloxane polyether with a siloxane backbone, at least one epoxy-containing alkyl chain, and at least one alkoxyl polyether chain, each said at least one epoxy-containing alkyl chain and at least one alkoxyl polyether chain grafted to the siloxane backbone. Also disclosed is a thermosetting resin-based composition comprising the epoxy-functionalized polyorganosiloxane toughener of claim 1 and at least one of an epoxy resin, a hardener, and an accelerator.
    Type: Application
    Filed: March 12, 2020
    Publication date: September 17, 2020
    Inventors: Michele D. Eubank, Yogi Patel, Alexander Basil Papadakis, Michael J. Berlin, Jia Liu