Patents by Inventor Serena Carella
Serena Carella 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).
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Publication number: 20240084122Abstract: The present invention relates to a fluid-system component comprising a thermoplastic polymeric composition, said composition comprising one or more semi crystalline polymer, said semi crystalline polymer comprising recurring units derived from ethylene (E) and at least one of chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE); said semi crystalline polymer having a heat of fusion of less than 35 J/g [polymer (A)], and wherein said thermoplastic polymeric composition when subject to the extraction test described herein has a leeching of less than 50 ppb preferably less than 10 ppb for each of Ca, Fe, K, Na, Zn, Ti, Sn, Ce, Cu, Zr, Bi, Si, Al, Sb.Type: ApplicationFiled: October 2, 2020Publication date: March 14, 2024Applicants: SOLVAY SPECIALTY POLYMERS ITALY S.P.A., SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Giulio Brinati, Marco Avataneo
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Patent number: 11760820Abstract: The invention pertains to novel fluorinated thermoplastic elastomers, including PCTFE-like plastomeric blocks, contributing substantially to the improvement of sealing performances upon increasing temperature of the fluorinated thermoplastic elastomers comprising the same.Type: GrantFiled: April 16, 2018Date of Patent: September 19, 2023Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Giulio Brinati
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Publication number: 20230272135Abstract: The invention pertains to a thermoplastic fluoropolymer composition comprising one or more polymer A comprising recurring units derived from ethylene and recurring units derived from halogenated monomers selected from chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE) and one or more polymer B comprising recurring units derived from ethylene, recurring units derived from halogenated monomers selected from CTFE and TFE, and recurring units derived from hexafluoroisobutylene (HFIB) and/or perfluoropropylvinylether (PPVE). The resulting composition allows to manufacture films having exceptional transparency and good mechanical properties which can be used for examples as architectural films.Type: ApplicationFiled: August 23, 2021Publication date: August 31, 2023Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Stefana Musio, Serena Carella, Giulio Brinati
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Patent number: 11655325Abstract: Provided are fluorinated block copolymers comprising alternating hard blocks and soft blocks, wherein both said hard and soft blocks comprise vinylidenfluoride (VDF). Also provided is the use of said block copolymers in applications for lithium batteries including an electrochemical cell and a separator for an electrochemical cell which is coated with a composition comprising the fluorinated block copolymers. Further provided is a process for the manufacture of the separator.Type: GrantFiled: December 17, 2018Date of Patent: May 23, 2023Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Andrea Vittorio Oriani, Alessandro Ghielmi, Mirko Mazzola, Elena Molena
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Patent number: 11555094Abstract: The present invention relates to a method for stabilizing aqueous dispersions, notably of polymers based on vinylidene fluoride (VDF), and to the use of the stabilized aqueous dispersion thus obtained in electrochemical applications.Type: GrantFiled: March 20, 2018Date of Patent: January 17, 2023Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Eliana Ieva, Mirko Mazzola, Giulio Brinati
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Publication number: 20230002518Abstract: The present invention relates to a process for preparing a fluoropolymer in a liquid reaction medium, comprising the following steps: provide a reactor containing a liquid reaction medium comprising water introduce in said reactor ethylene monomers and fluorinated monomers, said fluorinated monomers being selected from tetrafluoroethylene (TFE), chlorotrifluoroethylene (CTFE) or mixtures thereof, pressurize the reactor, initiate polymerization feeding into said reactor a redox initiator comprising an oxidising agent and a reducing agent, wherein said reducing agent in said redox couple initiator is free from sulphur atoms having an oxidation number of 4 or below, wherein the reaction medium is free of fluorinated surfactants.Type: ApplicationFiled: December 9, 2020Publication date: January 5, 2023Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Stefana Musio, Fiorenza D'aprile, Serena Carella, Valeriy Kapelyushko, Bradley Lane Kent, Alessio Marrani
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Patent number: 11376815Abstract: The present invention pertains to a multilayer assembly, to a process for the manufacture of said multilayer assembly, to a pipe comprising said multilayer assembly and to uses of said pipe in various applications.Type: GrantFiled: December 5, 2016Date of Patent: July 5, 2022Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Pasqua Colaianna, Amelia Mennella, Serena Carella, Marco Colladon, Stephen Edmondson
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Patent number: 11370906Abstract: The invention pertains to a fluoropolymer composition comprising: —at least one polymer comprising recurring units derived from ethylene (E) and from chlorotrifluoroethylene (CTFE) [ECTFE polymer]; —at least one water-soluble polyelectrolyte [polyelectrolyte (E)]; and—at least one antioxidant compound [compound (P)], said composition having improved thermal resistance.Type: GrantFiled: May 19, 2014Date of Patent: June 28, 2022Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Giambattista Besana, Suneel Bandi, Bradley Lane Kent
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Patent number: 11338558Abstract: The invention pertains to a multilayer assembly comprising: (L1) a first inner layer [layer (L1)] made from a first composition [composition (C1)], said composition (C1) comprising: at least one polymer comprising recurring units derived from ethylene (E) and from chlorotrifluoroethylene (CTFE), and at least one Ti compound; and (L2) a second outer layer [layer (L2)] made from a second composition [composition (C2)], said composition (C2) being substantially free from TiO2-containing additives, said second composition comprising at least one semi-crystalline polymer comprising recurring units derived from ethylene and from at least one fluoromonomer selected from chlorotrifluoroethylene (CTFE), tetrafluoroethylene (TFE) and mixtures thereof, said semi-crystalline polymer having a heat of fusion of at least 35 J/g [polymer (A)].Type: GrantFiled: July 29, 2019Date of Patent: May 24, 2022Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Mattia Bassi, Stefano Mortara, Paolo Toniolo, Julio A. Abusleme
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Publication number: 20220041837Abstract: The present invention relates to a composition comprising particles of at least one 1,1-difluoroethylene (VDF)-based fluoropolymer, in admixture with a stabilizer agent selected from alkaline metal hydrogencarbonates or hydrogenphosphates, and to uses of said composition notably in electrochemical cells.Type: ApplicationFiled: November 22, 2018Publication date: February 10, 2022Inventors: Serena CARELLA, Mirko MAZZOLA, Giulio BRINATI
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Publication number: 20220025087Abstract: The present invention pertains to an aqueous dispersion of a vinylidene fluoride polymer having a high molecular weight and possessing a substantially linear structure, leading to reduced amount of gels/insoluble fractions, to a method for its preparation and to its use for the manufacture of electrochemical cell components, such as electrodes and/or composite separators or for the manufacture of membranes.Type: ApplicationFiled: December 2, 2019Publication date: January 27, 2022Inventors: Serena CARELLA, Mirko MAZZOLA, Giulio BRINATI, Andrea Vittorio ORIANI, Emanuele DI NICOLO'
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Publication number: 20220025088Abstract: The present invention pertains to an aqueous dispersion of a vinylidene fluoride polymer having a high molecular weight and possessing a substantially linear structure, leading to reduced amount of gels/insoluble fractions, to a method for its preparation and to its use for the manufacture of electrochemical cell components, such as electrodes and/or composite separators or for the manufacture of membranes.Type: ApplicationFiled: December 2, 2019Publication date: January 27, 2022Inventors: Serena CARELLA, Mirko MAZZOLA, Marco AVATANEO, Andrea Vittorio ORIANI, Emanuele DI NICOLO'
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Publication number: 20220024867Abstract: A process for the preparation of perhaloacyl peroxides from perhaloacyl halides which is performed in the presence of a hydrofluoroether as the solvent.Type: ApplicationFiled: December 19, 2019Publication date: January 27, 2022Inventors: Stefana MUSIO, Ivan Diego WLASSICS, Serena CARELLA, Marco AVATANEO
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Patent number: 11180592Abstract: The present invention relates to a method for manufacturing of partially fluorinated polymers, notably vinylidene fluoride (VDF)-based polymers, in emulsion polymerization, and to a polymer obtained from said method.Type: GrantFiled: June 25, 2018Date of Patent: November 23, 2021Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Liubov Chernysheva, Serena Carella, Matteo Fantoni
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Patent number: 11084922Abstract: The invention pertains to a fluoropolymer composition [composition (C)] comprising:—at least one semi-crystalline polymer comprising recurring units derived from ethylene and at least one of chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE), said polymer having a heat of fusion of at most 35 J/g [polymer (A)]; and—from 0.05 to 15% by weight, based on weight of polymer (A), of at least one ethylene copolymer with at least one long chain a-olefin having a number of carbon atoms of 6 or more, and possessing a density of less than 0.900 g/cm3, as determined according to ASTM D792; to a method for its manufacture and to its use for manufacturing cables.Type: GrantFiled: April 14, 2017Date of Patent: August 10, 2021Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Caterina Bocchia, Giulio Brinati, Antonello Casale
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Publication number: 20210189046Abstract: The present invention relates to fluorinated block copolymers comprising alternated hard block and soft block, wherein both said hard and soft blocks comprise vinylidenfluoride (VDF). The present invention further relates to the use of said block copolymers in applications for lithium batteries.Type: ApplicationFiled: December 17, 2018Publication date: June 24, 2021Inventors: Serena CARELLA, Andrea Vittorio ORIANI, Alessandro GHIELMI, Mirko MAZZOLA, Elena MOLENA
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Publication number: 20210155732Abstract: The invention pertains to novel fluorinated thermoplastic elastomers, including ECTFE-like plastomeric blocks characterized by lower crystallinity and assembling in the solid state under the form of homogeneously dispersed fine spherulites, contributing substantially to the improvement of sealing performances of the fluorinated thermoplastic elastomers comprising the same.Type: ApplicationFiled: March 6, 2018Publication date: May 27, 2021Inventors: Serena CARELLA, Giulio BRINATI, Marco DOSSI
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Publication number: 20210108011Abstract: The invention pertains to novel fluorinated thermoplastic elastomers, including PCTFE-like plastomeric blocks, contributing substantially to the improvement of sealing performances upon increasing temperature of the fluorinated thermoplastic elastomers comprising the same.Type: ApplicationFiled: April 16, 2018Publication date: April 15, 2021Inventors: Serena CARELLA, Giulio BRINATI
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Patent number: 10968362Abstract: The present invention pertains to a fluorosurfactant free aqueous dispersion of an acrylic-modified vinylidene fluoride polymer, possessing a melt viscosity of at least 30 kPoise, and possessing an amount of end groups of formula —CH2—OH of at least 5 mmol/kg, to a method for its preparation and to its use for the manufacture of electrochemical cell components, such as electrodes and/or composite separators.Type: GrantFiled: July 12, 2017Date of Patent: April 6, 2021Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Serena Carella, Elena Molena, Maurizio Biso, Giulio Brinati
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Patent number: 10920006Abstract: The present invention pertains to a polyurethane fluoropolymer [polymer (Fp)] obtainable by reacting: (i) at least one fluoropolymer [polymer (F)] comprising one or more recurring units derived from at least one (meth)acrylic monomer [monomer (MA)] having formula (I) here below: wherein: —R1, R2 and R3, equal to or different from each other, are independently selected from a hydrogen atom and a C1-C3 hydrocarbon group, —RH is a C1-C10 hydrocarbon group comprising from 1 to 5 hydroxyl groups, x being an integer comprised between 1 and 5, and, optionally, comprising one or more functional groups selected from double bonds, epoxy, ester, ether and carboxylic acid groups, with (ii) at least one isocyanate compound comprising at least one isocyanate functional group [compound (I)], (iii) optionally in the presence of one or more chain extenders, said polyurethane fluoropolymer [polymer (Fp)] comprising at least one bridging group having formula (a) here below: wherein: —RH is a C1-C5 hydrocarbon group comprising fType: GrantFiled: December 6, 2012Date of Patent: February 16, 2021Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Julio A. Abusleme, Fiorenza D'Aprile, Serena Carella