Patents by Inventor Matteo Nicolini

Matteo Nicolini 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).

  • Spherical components and catalysts for the polymerization of olefins
    Patent number: 5508245
    Abstract: Spherical components of catalysts for the polymerization of olefins comprising:(a) a vanadium compound selected from the compounds of formula VOX.sub.2 Y or VX.sub.n Y.sub.n-4n, where X is Cl or Br and Y is Cl, Br OR or NR.sup.I.sub.2(b) MgCl.sub.2 in spherical form.Said components have an average diameter greater than 1 .mu.m, a surface area of at least 10 m.sup.2 /g, a porosity of at least 0.1 g/cm.sup.3 and an X-ray spectrum having particular characteristics.
    Type: Grant
    Filed: November 20, 1992
    Date of Patent: April 16, 1996
    Assignees: Montell Technology Company bv, Montell North America Inc.
    Inventors: Giampiero Morini, Enrico Albizzati, Umberto Giannini, Matteo Nicolini