Patents by Inventor Aldo Boglia

Aldo Boglia 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).

  • Bis-imine pyridine complex of lanthanides catalytic system comprising said bis-imine pyridine complex and process for the (co)polymerization of conjugated dienes
    Patent number: 10766979
    Abstract: A bis-imine pyridine complex of lanthanides having general formula (I): Said bis-imine pyridine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: September 8, 2020
    Assignee: VERSALIS S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi, Maria Caldararo
  • BIS-IMINE PYRIDINE COMPLEX OF LANTHANIDES CATALYTIC SYSTEM COMPRISING SAID BIS-IMINE PYRIDINE COMPLEX AND PROCESS FOR THE (CO)POLYMERIZATION OF CONJUGATED DIENES
    Publication number: 20170166666
    Abstract: A bis-imine pyridine complex of lanthanides having general formula (I): Said bis-imine pyridine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Application
    Filed: November 3, 2016
    Publication date: June 15, 2017
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi, Maria Caldararo
  • Process for the preparation of (co) polymers of conjugated dienes in the presence of a catalytic system comprising a bis-imine complex of cobalt
    Patent number: 9617360
    Abstract: Process for the preparation of (co) polymers of conjugated dienes which comprises polymerizing at least one conjugated diene in the presence of a catalytic system comprising at least one bis-imine complex of cobalt having general formula (I) wherein: —n is 0 or 1; —Y represents a group —CR?R?— wherein R? and R?, equal to or different from each other, represent a hydrogen atom; or a linear or branched C1-C20, preferably C1-C15, alkyl group; or a divalent aromatic group optionally substituted; —R1 and R2, equal to or different from each other, represent a hydrogen atom; or they are selected from a linear or branched Ci-C2o/preferably C1-C15, alkyl group optionally halogenated, cycloalkyl groups optionally substituted; or R1 and R2 can be optionally bound to each other to form, together with the other atoms to which they are bound, a cycle containing from 4 to 6 carbon atoms, saturated, unsaturated, or aromatic, optionally substituted with linear or branched C1-C20, preferably C1-C15, alkyl groups, said cycle op
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: April 11, 2017
    Assignee: Versalis S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Francesco Masi, Aldo Boglia
  • Bis-imine complex of lanthanides, catalytic system comprising said bis-imine complex and process for the (co)polymerization of conjugated dienes
    Patent number: 9512252
    Abstract: A bis-imine complex of lanthanides having general formula (I): Said bis-imine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: December 6, 2016
    Assignee: Versalis S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi
  • Oxo-nitrogenated complex of lanthanides, catalytic system comprising said oxo-nitrogenated complex and process for the (co)polymerization of conjugated dienes
    Patent number: 9200101
    Abstract: An oxo-nitrogenated complex of lanthanides having general formula (I) or (II). Said oxo-nitrogenated complex of lanthanides having general formula (I) or (II) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: December 1, 2015
    Assignee: Versalis S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi
  • PROCESS FOR THE PREPARATION OF (CO) POLYMERS OF CONJUGATED DIENES IN THE PRESENCE OF A CATALYTIC SYSTEM COMPRISING A BIS-IMINE COMPLEX OF COBALT
    Publication number: 20150329651
    Abstract: Process for the preparation of (co) polymers of conjugated dienes which comprises polymerizing at least one conjugated diene in the presence of a catalytic system comprising at least one bisimine complex of cobalt having general formula (I) wherein: —n is 0 or 1; —Y represents a group —CR?R?— wherein R? and R?, equal to or different from each other, represent a hydrogen atom; or a linear or branched C1-C20, preferably C1-C15, alkyl group; or a divalent aromatic group optionally substituted; —R1 and R2, equal to or different from each other, represent a hydrogen atom; or they are selected from a linear or branched Ci-C2o/preferably C1-C15, alkyl group optionally halogenated, cycloalkyl groups optionally substituted; or R1 and R2 can be optionally bound to each other to form, together with the other atoms to which they are bound, a cycle containing from 4 to 6 carbon atoms, saturated, unsaturated, or aromatic, optionally substituted with linear or branched C1-C20, preferably C1-C15, alkyl groups, said cycle opt
    Type: Application
    Filed: December 19, 2013
    Publication date: November 19, 2015
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Francesco Masi, Aldo Boglia
  • BIS-IMINE COMPLEX OF LANTHANIDES, CATALYTIC SYSTEM COMPRISING SAID BIS-IMINE COMPLEX AND PROCESS FOR THE (CO)POLYMERIZATION OF CONJUGATED DIENES
    Publication number: 20140228206
    Abstract: A bis-imine complex of lanthanides having general formula (I): Said bis-imine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Application
    Filed: September 13, 2012
    Publication date: August 14, 2014
    Applicant: Versalis S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi
  • OXO-NITROGENATED COMPLEX OF LANTHANIDES, CATALYTIC SYSTEM COMPRISING SAID OXO-NITROGENATED COMPLEX AND PROCESS FOR THE (CO)POLYMERIZATION OF CONJUGATED DIENES
    Publication number: 20140221592
    Abstract: A bis-imine pyridine complex of lanthanides having general formula (I). Said bis-imine pyridine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Application
    Filed: September 13, 2012
    Publication date: August 7, 2014
    Applicant: VERSALIS S.P.A.
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi
  • BIS-IMINE PYRIDINE COMPLEX OF LANTHANIDES CATALYTIC SYSTEM COMPRISING SAID BIS-IMINE PYRIDINE COMPLEX AND PROCESS FOR THE (CO)POLYMERIZATION OF CONJUGATED DIENES
    Publication number: 20140213433
    Abstract: A bis-imine pyridine complex of lanthanides having general formula (I): Said bis-imine pyridine complex of lanthanides having general formula (I) can be advantageously used in a catalytic system for the (co)polymerization of conjugated dienes.
    Type: Application
    Filed: September 13, 2012
    Publication date: July 31, 2014
    Inventors: Giovanni Ricci, Anna Sommazzi, Giuseppe Leone, Aldo Boglia, Francesco Masi, Maria Caldararo