Inventor · disambiguated record
Francesco Masi
Also filed as: MASI FRANCESCO · PROTO ANTONIO
64 granted patents·11 pending applications·334 citations·filing 1988–2021
98Inventor score
Top patents by PatentIndex Score
75 records- 0187US4843049ACatalyst component for polymerizing ethylene or copolymerizing ethylene with an alpha-olefinINVERNIZZI RENZO·Filed 1988·Granted Jun 27, 1989·58 cites·15 claims
- 0286US6927313B2Process for the selective oligomerization of ethylenePOLIMERI EUROPA SPA·Filed 2001·Granted Aug 9, 2005·20 cites·12 claims
- 0385US10766979B2Bis-imine pyridine complex of lanthanides catalytic system comprising said bis-imine pyridine complex and process for the (co)polymerization of conjugated dienesVERSALIS SPA·Filed 2016·Granted Sep 8, 2020·2 cites·7 claims
- 0485US10301408B2Oxo-nitrogenated vanadium complex, catalytic system comprising said oxo-nitrogenated vanadium complex and process for (co)polymerising conjugated dienesVERSALIS SPA·Filed 2015·Granted May 28, 2019·2 cites·6 claims
- 0582US6780947B1Metal complexes comprising a 2,6-diacylpyridine-ligand and their use in the polymerization of ethyleneENICHEM SPA·Filed 2000·Granted Aug 24, 2004·17 cites·20 claims
- 0680US9493404B2Oxo-nitrogenated complex of cobalt, catalytic system comprising said oxo-nitrogenated complex and process for the (CO) polymerization of conjugated dienesVERSALIS SPA·Filed 2013·Granted Nov 15, 2016·3 cites·13 claims
- 0779US5189000ASupported catalyst for the polymerization and copolymerization of olefinically unsaturated compounds, and a (co)polymerization process which uses itMONTEDIPE SRL·Filed 1991·Granted Feb 23, 1993·33 cites·4 claims
- 0879US2022177500A1Phosphinic vanadium complex, catalytic system comprising said phosphinic vanadium complex and process for the (co) polymerization of conjugated dienesVERSALIS SPA·Filed 2021·Application pending·0 cites
- 0974US11872548B2Oxo-nitrogenated iron complex, catalytic system comprising said oxo-nitrogenated iron complex and process for the (co)polymerization of conjugated dienesVERSALIS SPA·Filed 2021·Granted Jan 16, 2024·0 cites·11 claims
- 1074US10066044B2Stereoregular diblock polybutadienes having a 1,4-cis/syndiotactic 1,2 structure from stereospecific polymerizationVERSALIS SPA·Filed 2014·Granted Sep 4, 2018·2 cites·13 claims
- 1174US6211110B1Bridged metallocene complex for the (co)polymerization of olefinsENICHEM SPA·Filed 1999·Granted Apr 3, 2001·15 cites·20 claims
- 1273US6858683B2Process for the preparation of SBR rubbers with an improved processability and a lower rolling resistancePOLIMERI EUROPA SPA·Filed 2001·Granted Feb 22, 2005·13 cites·18 claims
- 1372US10486144B2Solid catalyst for the (co)polymerisation of α-olefins and process for the preparation thereofVERSALIS SPA·Filed 2015·Granted Nov 26, 2019·1 cites·10 claims
- 1472US6459007B1Process for the preparation of 1-hexeneENICHEM SPA·Filed 2001·Granted Oct 1, 2002·7 cites·14 claims
- 1570US2019194233A1Phosphinic vanadium complex, catalytic system comprising said phosphinic vanadium complex and process for the (co) polymerization of conjugated dienesVERSALIS SPA·Filed 2019·Application pending·0 cites
- 1669US9200101B2Oxo-nitrogenated complex of lanthanides, catalytic system comprising said oxo-nitrogenated complex and process for the (co)polymerization of conjugated dienesRICCI GIOVANNI·Filed 2012·Granted Dec 1, 2015·2 cites·8 claims
- 1768US9447207B2Solid catalyst component and process for the (co)polymerization of ethyleneCONTI GIUSEPPE·Filed 2012·Granted Sep 20, 2016·2 cites·9 claims
- 1866US11661470B2Butadiene-isoprene diblock copolymers and process for the preparation thereofVERSALIS SPA·Filed 2018·Granted May 30, 2023·0 cites·10 claims
- 1966US5278117ASupported catalyst for ethylene polymerization and the copolymerization of ethylene with alpha-olephins, its preparation and useMONTEDIPE SRL·Filed 1991·Granted Jan 11, 1994·18 cites·26 claims
- 2065US9751959B2Catalyst precursor and catalyst for the high-temperature (co)polymerization of alpha-olefinMASI FRANCESCO·Filed 2011·Granted Sep 5, 2017·2 cites·21 claims
- 2165US5128295ACatalyst and process for the polymerization and copolymerization of alpha-olefinsENICHEM ANIC SPA·Filed 1990·Granted Jul 7, 1992·24 cites·12 claims
- 2263US6984703B1Bridged metallocene compounds as olefin-polymerization catalystsPOLIMERI EUROPA SPA·Filed 2000·Granted Jan 10, 2006·6 cites·34 claims
- 2362US9512252B2Bis-imine complex of lanthanides, catalytic system comprising said bis-imine complex and process for the (co)polymerization of conjugated dienesRICCI GIOVANNI·Filed 2012·Granted Dec 6, 2016·1 cites·9 claims
- 2461US11518776B2Oxo-nitrogenated iron complex, catalytic system comprising said oxo-nitrogenated iron complex and process for the (co)polymerization of conjugated dienesVERSALIS SPA·Filed 2018·Granted Dec 6, 2022·0 cites·11 claims
- 2561US9534105B2Stabilized composition comprising homopolymers or copolymers of ethylene and natural antioxidantsVERSALIS SPA·Filed 2013·Granted Jan 3, 2017·1 cites·13 claims
- 2661US2017275312A1Phosphinic vanadium complex, catalytic system comprising said phosphinic vanadium complex and process for the (co) polymerization of conjugated dienesVERSALIS SPA·Filed 2015·Application pending·0 cites
- 2758US6756456B2Adhesive latex based on carboxyl-functionalized polychloroprene with low water retentionENICHEM ELASTOMERES FRANCE SA·Filed 2002·Granted Jun 29, 2004·6 cites·11 claims
- 2858US2019374932A1Oxo-nitrogenated iron complex, catalytic system comprising said oxo-nitrogenated iron complex and process for the (co)polymerization of conjugated dienesVERSALIS SPA·Filed 2017·Application pending·0 cites
- 2957US6916931B2Tridentate ligands and relative complexes with transition metalsPOLIMERI EUROPA SPA·Filed 2001·Granted Jul 12, 2005·1 cites·9 claims
- 3057US6417418B2Bridged metallocene complex for the (co)polymerization of olefinsENICHEM SPA·Filed 2001·Granted Jul 9, 2002·3 cites·3 claims
- 3157US2016347892A1Solid component of catalyst for the (co) polymerization of ethylene and process for its useVERSALIS SPA·Filed 2016·Application pending·0 cites
- 3256US11299505B2Bis-imine titanium complex, catalytic system comprising said bis-imine titanium complex and process for the (co)polymertzation of conjugated dienesVERSALIS SPA·Filed 2018·Granted Apr 12, 2022·0 cites·13 claims
- 3355US7449528B2Supported catalyst containing active titanium in the homo, co-, and ter-polymerization of olefin-unsaturated compoundsPOLIMERI EUROPA SPA·Filed 2002·Granted Nov 11, 2008·2 cites·24 claims
- 3453US10633474B2Vanadium pyridine-imine complex, catalytic system comprising said vanadium pyridine-immine complex and a (co) polymerization process of conjugated dienesVERSALIS SPA·Filed 2016·Granted Apr 28, 2020·0 cites·17 claims
- 3553US9944726B2Solid catalyst component, catalyst comprising said solid component, and process for the (co)polymerization of α-olefinsPOLIMERI EUROPA SPA·Filed 2015·Granted Apr 17, 2018·0 cites·21 claims
- 3652US2014213433A1Bis-imine pyridine complex of lanthanides catalytic system comprising said bis-imine pyridine complex and process for the (co)polymerization of conjugated dienesVERSALIS SPA·Filed 2012·Application pending·0 cites
- 3751US5382557AProcedure for the preparation of a solid component of catalyst for the (co)polymerization of ethyleneENICHEM POLIMERI·Filed 1992·Granted Jan 17, 1995·9 cites·12 claims
- 3850US6596891B1Activating composition of metallocene complexes in the catalysis of (co)polymerization processes of olefinsENICHEM SPA·Filed 1999·Granted Jul 22, 2003·9 cites·30 claims
- 3949US6184316B1Catalyst and process for the syndiotactic polymerization of vinylaromatic compoundsENICHEM SPA·Filed 1998·Granted Feb 6, 2001·11 cites·23 claims
- 4048US11746167B2Process for the preparation of polyisoprene with a mainly alternating cis-1,4- alt-3,4 structure in the presence of a catalytic system comprising a pyridyl iron complexVERSALIS SPA·Filed 2019·Granted Sep 5, 2023·0 cites·17 claims
- 4148US9562120B2Process for the preparation of (co)polymers of conjugated dienes in the presence of a catalytic system comprising an oxo-nitrogenated complex of cobaltVERSALIS SPA·Filed 2013·Granted Feb 7, 2017·0 cites·14 claims
- 4247US10954326B2Process for the preparation of syndiotactic 1,2-polybutadiene in the presence of a catalytic system comprising a pyridyl iron complexVERSALIS SPA·Filed 2017·Granted Mar 23, 2021·0 cites·6 claims
- 4347US10093763B2Stereoregular diblock polybutadienes having a 1,4-cis/syndiotactic 1,2 structure from stereospecific polymerizationVERSALIS SPA·Filed 2014·Granted Oct 9, 2018·0 cites·17 claims
- 4447US9290586B2Solid catalyst component, catalyst comprising said solid component, and process for the (CO)polymerization of α-olefinsSOMMAZZI ANNA·Filed 2011·Granted Mar 22, 2016·0 cites·10 claims
- 4547US7074868B2Random butadiene-isoprene copolymers with a trans-1, 4 structurePOLIMERI EUROPA SPA·Filed 2002·Granted Jul 11, 2006·1 cites·18 claims
- 4647US5821189ACatalyst for the homopolymerization or copolymerization of ethylene and process for its preparationENICHEM SPA·Filed 1995·Granted Oct 13, 1998·9 cites·19 claims
- 4747US4980491AProcess for producing vanadium-arenesENICHEM ANIC SPA·Filed 1990·Granted Dec 25, 1990·4 cites·6 claims
- 4846US7081505B2Activating organometallic composition for the (co) polymerization of alpha-olefins comprising fluorinated cyclopentadienyl compoundsPOLIMERI EUROPA SPA·Filed 2002·Granted Jul 25, 2006·8 cites·35 claims
- 4946US6831135B2Process for the hydrogenation of homopolymers and copolymers of conjugated dienesENI SPA·Filed 2003·Granted Dec 14, 2004·0 cites·25 claims
- 5046US6281397B1Catalytic composition for the hydrogenation of olefinically unsaturated organic compoundsENICHEM SPA·Filed 1999·Granted Aug 28, 2001·11 cites·14 claims
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