Patents by Inventor Maria Francesca PIRINI

Maria Francesca PIRINI 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).

  • Stereoregular diblock polybutadienes having a 1,4-/syndiotactic 1,2 structure from stereospecific polymerization
    Patent number: 10093763
    Abstract: Stereoregular diblock polybutadiene composed of a polybutadiene block having a 1,4-cis structure and a polybutadiene block having a syndiotactic 1,2 structure. Said stereoregular diblock polybutadiene can be advantageously used in both the footwear industry (for example, in the production of soles for shoes) and in the production of tires for motor vehicles and/or trucks.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: October 9, 2018
    Assignee: versalis S.p.A.
    Inventors: Giovanni Ricci, Giuseppe Leone, Anna Sommazzi, Francesco Masi, Maria Francesca Pirini
  • STEREOREGULAR DIBLOCK POLYBUTADIENES HAVING A 1,4-CIS/SYNDIOTACTIC 1,2 STRUCTURE FROM STEREOSPECIFIC POLYMERIZATION
    Publication number: 20160264707
    Abstract: Stereoregular diblock polybutadiene composed of a polybutadiene block having a 1,4-cis structure and a polybutadiene block having a syndiotactic 1,2 structure. Said stereoregular diblock polybutadiene can be advantageously used in both the footwear industry (for example, in the production of soles for shoes) and in the production of tires for motor vehicles and/or trucks.
    Type: Application
    Filed: November 3, 2014
    Publication date: September 15, 2016
    Applicant: versalis S.p.A.
    Inventors: Giovanni RICCI, Giuseppe LEONE, Anna SOMMAZZI, Francesco MASI, Maria Francesca PIRINI