Patents by Inventor Arturo Marchioni

Arturo Marchioni 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).

  • Propylene polymers grafted with polyalkenylenes and process for their preparation
    Patent number: 5859139
    Abstract: Polymers and copolymers of propylene are modified by grafting with polyalkenylenes having a trans double bond content of higher than 30%. The preparation is carried out via thermic treatment of the propylene (co)polymer with said polyalkenylene at a temperature comprised between 200.degree. and 350.degree. C. an the presence of a free radical initiator other than peroxide.
    Type: Grant
    Filed: May 23, 1997
    Date of Patent: January 12, 1999
    Assignee: Montell Technology Company BV
    Inventors: Antonio Addeo, Corrado Brichta, Francesco Mascia, Arturo Marchioni
  • Propylene polymers grafted with polyalkenylenes and process for their preparation
    Patent number: 5480942
    Abstract: Polymers and copolymers of propylene are modified by grafting with polyalkenylenes having a trans double bond content of higher than 30%. The preparation is carried out via thermic treatment of the propylene (co)polymer with said polyalkenylene at a temperature comprised between 200.degree. and 350.degree. C. an the presence of a free radical initiator other than peroxide.
    Type: Grant
    Filed: May 9, 1994
    Date of Patent: January 2, 1996
    Assignee: Spherilene S.r.l.
    Inventors: Antonio Addeo, Corrado Brichta, Francesco Mascia, Arturo Marchioni