Patents by Inventor Michele Petrera

Michele Petrera 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).

  • Process for the preparation of polyacetylene
    Patent number: 4771115
    Abstract: Polyacetylene having an apparent density at 20.degree. C. greater than 0.6 g/ccm and a surface area below 60 m.sup.2 /g is prepared by polymerizing gaseous acetylene in the presence of a catalytic system consisting of:(a) an oxygenized compound of Ti or V, containing at least one metal-oxygen bond;(b) an organometallic compound of aluminum containing at least one hetero-atom, of the formula: ##STR1## wherein: ##STR2## while R=a hydrocarbon radical with 1-18 carbon atoms, and where R'.dbd.R, or halogen or alcoxyl.
    Type: Grant
    Filed: October 21, 1986
    Date of Patent: September 13, 1988
    Assignee: Montedison S.p.A.
    Inventors: Enrico Albizzati, Michele Petrera, Giovanni Giunchi