Patents by Inventor Jeffrey P. Sitthi

Jeffrey P. Sitthi 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).

  • PREPREG AND CARBON FIBER-REINFORCED COMPOSITE MATERIAL
    Publication number: 20240043636
    Abstract: A prepreg is provided. The prepreg includes sizing agent-coated carbon fibers and a thermosetting resin composition (B) impregnated between the sizing agent-coated carbon fibers. The sizing agent includes a reactive component (A) having at least three reactive groups per molecule: (i) two or more first functional groups capable of reacting with the thermosetting resin composition (B), and (ii) at least one second functional group different from the two or more first functional groups (i). The second functional group includes at least one of amide, imide, urethane, urea, carbonyl, ester, sulfonyl, aromatic ring, or combinations thereof. The thermosetting resin composition (B) includes at least one thermosetting resin other than an epoxy resin and has a glass transition temperature of 220° C. or more after being cured.
    Type: Application
    Filed: December 2, 2021
    Publication date: February 8, 2024
    Applicant: Toray Composite Materials America, Inc.
    Inventors: Alfred P. Haro, Jonathan C. Hughes, Naoki Matsuura, Jeffrey P. Sitthi, Hiroshi Kobayashi, Toshiya Kamae