Patents by Inventor Fumi ARIURA

Fumi ARIURA 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).

  • Thermoplastic composition made of polyphenylene sulphide and polyamide-grafted polyolefin
    Patent number: 10829637
    Abstract: The present invention relates to a composition that comprises a mixture of polymers, which comprises: a first polymer comprising polyphenylene sulphide, making up 55 wt % to 95 wt % of the mixture; a thermoplastic modifier, making up 5 wt % to 45 wt % of the mixture; optionally one or more functional additives, making up at most 10 wt % of the mixture, preferably at most 5 wt % of the mixture, characterised in that the thermoplastic modifier includes a second polymer which comprises a polyolefin backbone containing a group of at least one unsaturated monomer (X) and a plurality of polyamide grafts. The invention also relates to a multilayer structure including a plurality of adjacent layers, at least one of which consists of the aforementioned composition.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: November 10, 2020
    Assignee: ARKEMA FRANCE
    Inventors: Fumi Ariura, Mathieu Sabard, Dominique Jousset
  • THERMOPLASTIC COMPOSITION MADE OF POLYPHENYLENE SULPHIDE AND POLYAMIDE-GRAFTED POLYOLEFIN
    Publication number: 20170342270
    Abstract: The present invention relates to a composition that comprises a mixture of polymers, which comprises: a first polymer comprising polyphenylene sulphide, making up 55 wt % to 95 wt % of the mixture; a thermoplastic modifier, making up 5 wt % to 45 wt % of the mixture; optionally one or more functional additives, making up at most 10 wt % of the mixture, preferably at most 5 wt % of the mixture, characterised in that the thermoplastic modifier includes a second polymer which comprises a polyolefin backbone containing a group of at least one unsaturated monomer (X) and a plurality of polyamide grafts. The invention also relates to a multilayer structure including a plurality of adjacent layers, at least one of which consists of the aforementioned composition.
    Type: Application
    Filed: November 24, 2015
    Publication date: November 30, 2017
    Applicant: ARKEMA FRANCE
    Inventors: Fumi ARIURA, Mathieu SABARD, Dominique JOUSSET