The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 18, 2012
Filed:
May. 15, 2008
Alessandro Casalini, Mantova, IT;
Riccardo Felisari, San Giorgio di Mantova, IT;
Dario Ghidoni, Gonzaga, IT;
Antonio Ponticiello, Mozzecane, IT;
Alessandra Simonelli, Mantova, IT;
Alessandro Casalini, Mantova, IT;
Riccardo Felisari, San Giorgio di Mantova, IT;
Dario Ghidoni, Gonzaga, IT;
Antonio Ponticiello, Mozzecane, IT;
Alessandra Simonelli, Mantova, IT;
Polimeri Europa S.p.A., , IT;
Abstract
Expandable particle composite material suitable for the preparation of expanded materials having a density lower than 40 g/l and a content of closed cells of at least 60%, including heterophase cavities and/or heterophase domains, whose matrix is a synthetic thermoplastic resin having at least 60% by weight of a vinyl aromatic polymer and in which an expanding system is contained, together with a heterogeneously distributed graphite material, having a graphitization degree, calculated by means of the Maire and Mering formula, of at least 0.2.