Patents by Inventor Giambattista Besana
Giambattista Besana 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: 20180163914Abstract: 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: ApplicationFiled: November 2, 2015Publication date: June 14, 2018Inventors: Serena CARELLA, Amelia MENNELLA, Marco COLLADON, Giambattista BESANA, Ségolène BRUSSEAU, Giulio BRINATI, Stephen J. EDMONDSON
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Patent number: 9611366Abstract: The invention pertains to a process for manufacturing a fluoropolymer hybrid organic/inorganic composite comprising: (i) partially hydrolyzing and/or polycondensing, in the presence of an aqueous medium, a metal compound of formula (I): X4-mAYim, wherein X is a hydrocarbon group, Y is a hydrolysable group selected from the group consisting of an alkoxy group, an acyloxy group and a hydroxyl group, A is a metal selected from the group consisting of Si, Ti and Zr, and m is an integer from 1 to 4, so as to obtain an aqueous medium comprising a pre-gelled metal compound comprising one or more inorganic domains consisting of ?A-O-A? bonds and one or more residual hydrolysable groups Y [compound (M)], and then (ii) reacting in the molten state at least a fraction of hydroxyl groups of a functional fluoropolymer [polymer (F)] with at least a fraction of hydrolysable groups Y of said pre-gelled metal compound [compound (M)], so as to obtain a fluoropolymer hybrid organic/inorganic composite.Type: GrantFiled: October 22, 2013Date of Patent: April 4, 2017Assignee: SOLVAY SAInventors: Alberto Frache, Jennifer Katty Tata, Giovanni Camino, Giambattista Besana, Julio A. Abusleme
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Patent number: 9371943Abstract: A process for lining a metal pipeline, which process generally utilizes thermoplastic fluoropolymer pipe liner Also, a pipeline system that includes at least two coaxial pipes, an outer metal pipe and inner thermoplastic fluoropolymer pipe. The thermoplastic fluoropolymer pipe/pipe liner is made from a composition that generally includes from 10% to 60% by weight of at least one vinylidene fluoride (VDF) homopolymer, from 40% to 90% by weight of at least one VDF copolymer comprising from 2% to 15% by moles of recurring units derived from at least one other fluorinated comonomer (F), and optionally at least one plasticizer.Type: GrantFiled: May 25, 2012Date of Patent: June 21, 2016Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Nicasio Messina, Marco Mirenda, Giambattista Besana, Julio A. Abusleme, Régis Faig
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Publication number: 20160160392Abstract: The present invention pertains to a process for manufacturing one or more fluoropolymer fibres, said process comprising the following steps: (i) providing a liquid composition [composition (C1)] comprising: —at least one fluoropolymer comprising at least one hydroxyl end group [polymer (FOH)L and—a liquid medium comprising at least one organic solvent [solvent (S)]; (ii) contacting the composition (C1) provided in step (i) with at least one metal compound [compound (M)] of formula (I) here below: X4-mAYm (I) wherein X is a hydrocarbon group, optionally comprising one or more functional groups, m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, and Y is a hydrolysable group selected from the group consisting of an alkoxy group, an acyloxy group and a hydroxyl group, thereby providing a liquid composition [composition (C2)]; (iii) submitting to at least partial hydrolysis and/or polycondensation the composition (C2) provided in step (ii) thereby providing a liquid comType: ApplicationFiled: July 15, 2014Publication date: June 9, 2016Inventors: Julio A. ABUSLEME, Giambattista BESANA, Mattia BASSI, Christine HAMON, Chiara GUALANDI, Maria Letizia FOCARETE, Andrea ZUCCHELLI
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Publication number: 20160102199Abstract: 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: ApplicationFiled: May 19, 2014Publication date: April 14, 2016Inventors: Serena CARELLA, Giambattista BESANA, Suneel BANDI, Bradley Lane KENT
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Publication number: 20150284519Abstract: The invention pertains to a process for manufacturing a fluoropolymer hybrid organic/inorganic composite comprising: (i) partially hydrolysing and/or polycondensing, in the presence of an aqueous medium, a metal compound of formula (I): X4-mAYim, wherein X is a hydrocarbon group, Y is a hydrolysable group selected from the group consisting of an alkoxy group, an acyloxy group and a hydroxyl group, A is a metal selected from the group consisting of Si, Ti and Zr, and m is an integer from 1 to 4, so as to obtain an aqueous medium comprising a pre-gelled metal compound comprising one or more inorganic domains consisting of ?A-O-A? bonds and one or more residual hydrolysable groups Y [compound (M)], and then (ii) reacting in the molten state at least a fraction of hydroxyl groups of a functional fluoropolymer [polymer (F)] with at least a fraction of hydrolysable groups Y of said pre-gelled metal compound [compound (M)], so as to obtain a fluoropolymer hybrid organic/inorganic composite.Type: ApplicationFiled: October 22, 2013Publication date: October 8, 2015Inventors: Alberto Frache, Jennifer Katty Tata, Giovanni Camino, Giambattista Besana, Julio A. Abusleme
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Publication number: 20150060104Abstract: The present invention pertains to a cable comprising: —at least one conductor coated by an insulation coating layer, —a first protective layer surrounding said insulation coating layer, said first protective layer at least comprising, but preferably being made of a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2?CF—O—Rf, wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated alkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 1.0 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]; —optionally, a second protective layer surrounding said first protective layer, and —an armor shell surrounding said first or second protective layer. The invention also pertains to use of the cable in downhole wells.Type: ApplicationFiled: March 25, 2013Publication date: March 5, 2015Applicant: SOLVAY SPECIALTY POLYMEIRS ITLAY S.P.A.Inventors: Pasqua Colaianna, Marco Mirenda, Giambattista Besana, Giulio Brinati
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Publication number: 20150041145Abstract: The present invention pertains to a pipe comprising at least one layer at least comprising, preferably consisting essentially of (or being made of), a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2?CF—O—Rf (I) wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated oxyalkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 0.5 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]. The invention also pertains to use of said pipe in heat exchangers and in downhole operations including drilling operations.Type: ApplicationFiled: March 25, 2013Publication date: February 12, 2015Inventors: Pasqua Colaianna, Giambattista Besana, Marco Mirenda, Nicasio Messina
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Publication number: 20140083550Abstract: The present invention pertains to a process for lining a metal pipeline, said process comprising the following steps: (i) processing a thermoplastic fluoropolymer composition to yield a pipe liner having an outer diameter greater than the inner diameter of said metal pipeline, said thermoplastic fluoropolymer composition comprising: (A) from 10% to 60% by weight, on the total weight of polymer (A) and polymer (B) of at least one vinylidene fluoride (VDF) homopolymer [polymer (A)], (B) from 40% to 90% by weight, based on the total weight of polymer (A) and polymer (B) of at least one VDF copolymer comprising from 2% to 15% by moles of recurring units derived from at least one other fluorinated comonomer (F) [polymer (B)], and (ii) deforming said pipe liner, (iii) introducing the deformed pipe liner in said metal pipeline; and (iv) expanding the deformed pipe liner to fit with the inner diameter of said metal pipeline. The present invention also relates to a pipeline system.Type: ApplicationFiled: May 25, 2012Publication date: March 27, 2014Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Nicasio Messina, Marco Mirenda, Giambattista Besana, Julio A. Abusleme, Régis Faig
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Publication number: 20130289189Abstract: The invention pertains to a thermoprocessable composition comprising: at least one thermoprocessable per(halo)fluoropolymer [polymer (A)]; at least one inorganic filler [filler (I)]; and at least one perfluoropolyether block copolymer [polymer (E)] comprising: A) one or more (per)fluoropolyoxyalkylene segment (chain Rf), that is to say a segment comprising recurring units having at least one catenary ether bond and at least one fluorocarbon moiety, and B) one or more polyalkylene segment (chain Ra) comprising recurring units of formula: —(CR1R2—CR3R4)— wherein R1, R2, R3, R4, equal to or different from each other, are selected from the group consisting of H, halogens (preferably F, Cl); C1-C6 (hydro)carbon groups, optionally containing fluorine or other heteroatoms, preferably perfluoroalkyl or (per)fluorooxyalkyl.Type: ApplicationFiled: December 16, 2011Publication date: October 31, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Pasqua Colaianna, Marco Avataneo, Emanuele Di Nicolo, Giambattista Besana, Giuseppe Marchionni
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Publication number: 20130267618Abstract: The invention pertains to foamable thermoplastic fluoropolymer composition comprising: at least one fluoropolymer [polymer (A)]; and at least one perfluoroalkoxysulphonic derivative of either of formulae: (Xn+)1/n?O3S—CF2CF2O—Rdf—OCF2CF2—SO3?(Xn+)1/n and Rmf—OCF2CF2—SO3?(Xn+)1/n wherein Rdf is a divalent C1-C12 perfluorocarbon group, possibly comprising one or more ethereal oxygen atom; Rmf is a monovalent C1-C12 perfluorocarbon group, possibly comprising one or more ethereal oxygen atom, optionally comprising heteroatoms, generally selected from S, N, P; X?H, a metal cation, or an ammonium group; n is the valence of the cation X, preferably 1 or 2.Type: ApplicationFiled: December 9, 2011Publication date: October 10, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Pasqua Colaianna, Giambattista Besana, Emanuele Di Nicolo, Letanzio Bragante, Giuseppe Marchionni, Giulio Brinati
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Patent number: 8461448Abstract: The present invention pertains to a solar cell module comprising at least one photovoltaic element encapsulated between a front layer on its light receiving surface side and a back layer, said front layer comprising at least one layer comprising a tetrafluoroethylene (TFE) polymer [polymer (F)], said polymer (F) comprising: recurring units derived from TFE; and from 15 to 25% wt of recurring units derived from at least one perfluoromonomer [monomer (CM)] chosen among: (i) perfluoroalkylvinylethers complying with formula CF2?CFORf1, in which Rf1 is a C1-C6 perfluoroalkyl, e.g. —CF3, —C2F5, —C3F7; and/or (ii) perfluoro-oxyalkylvinylethers complying with formula CF2?CFOX0, in which X0 is a C1-C12 perfluorooxyalkyl having one or more ether groups, like perfluoro-2-propoxy-propyl; and (iii) mixtures thereof. Still objects of the invention are a process for the manufacture of the solar cell module as above defined and its use for producing current to external sources, e.g. for powering a fixed-wing aircraft.Type: GrantFiled: April 4, 2008Date of Patent: June 11, 2013Assignee: Solvay Specialty Polymers Italy S.p.A.Inventors: Paolo Toniolo, Padmanabhan Srinivasan, Alessio Marrani, Giambattista Besana, Vincenzo Arcella
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Patent number: 7855254Abstract: The invention pertains to a multi-phase thermoplastic fluoropolymer composition, comprising a thermoplastic fluoropolymer and discrete domains of melt-processable perfluoropolymer, to the articles therefrom and to a process for manufacturing thermoplastic fluoropolymer compositions. The multi-phase thermoplastic fluoropolymer composition comprises: —at least one thermoplastic fluoropolymer (A); and —from 0.1 to 10% by weight of (A) of at least one melt-processible perfluoropolymer (B), and is characterized in that the polymer (B) is present in the composition in phase-separated domains in a continuous phase mainly comprising (A), at least 75% by volume of said domains having maximal dimension not exceeding 1 ?m. The process of the invention comprises mixing: (i) a thermoplastic fluoropolymer (A); (ii) a melt-processible perfluoropolymer (B) under the form of particles having an average primary particle size not exceeding 300 nm; (iii) and optionally other additives or filling materials.Type: GrantFiled: April 25, 2006Date of Patent: December 21, 2010Assignee: Solvay Solexis S.p.A.Inventors: Julio A. Abusleme, Claudia Manzoni, Giambattista Besana
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Publication number: 20100116927Abstract: The present invention pertains to a solar cell module comprising at least one photovoltaic element encapsulated between a front layer on its light receiving surface side and a back layer, said front layer comprising at least one layer comprising a tetrafluoroethylene (TFE) polymer [polymer (F)], said polymer (F) comprising: recurring units derived from TFE; and from 15 to 25% wt of recurring units derived from at least one perfluoromonomer [monomer (CM)] chosen among: (i) perfluoroalkylvinylethers complying with formula CF2?CFORf1, in which Rf1 is a C1-C6 perfluoroalkyl, e.g. —CF3, —C2F5, —C3F7; and/or (ii) perfluoro-oxyalkylvinylethers complying with formula CF2?CFOX0, in which X0 is a C1-C12 perfluorooxyalkyl having one or more ether groups, like perfluoro-2-propoxy-propyl; and (iii) mixtures thereof. Still objects of the invention are a process for the manufacture of the solar cell module as above defined and its use for producing current to external sources, e.g. for powering a fixed-wing aircraft.Type: ApplicationFiled: April 4, 2008Publication date: May 13, 2010Applicant: SOLVAY SOLEXIS S.P.A.Inventors: Paolo Toniolo, Padmanabhan Srinivasan, Alessio Marrani, Giambattista Besana, Vincenzo Arcella
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Publication number: 20080161481Abstract: The invention pertains to a multi-phase thermoplastic fluoropolymer composition, comprising a thermoplastic fluoropolymer and discrete domains of melt-processable perfluoropolymer, to the articles therefrom and to a process for manufacturing thermoplastic fluoropolymer compositions. The multi-phase thermoplastic fluoropolymer composition comprises: —at least one thermoplastic fluoropolymer (A); and —from 0.1 to 10% by weight of (A) of at least one melt-processible perfluoropolymer (B), and is characterized in that the polymer (B) is present in the composition in phase-separated domains in a continuous phase mainly comprising (A), at least 75% by volume of said domains having maximal dimension not exceeding 1 ?m. The process of the invention comprises mixing: (i) a thermoplastic fluoropolymer (A); (ii) a melt-processible perfluoropolymer (B) under the form of particles having an average primary particle size not exceeding 300 nm; (iii) and optionally other additives or filling materials.Type: ApplicationFiled: April 25, 2006Publication date: July 3, 2008Applicant: Solvay Solexis S.P.A.Inventors: Julio A. Abusleme, Claudia Manzoni, Giambattista Besana
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Patent number: 7381463Abstract: Metal substrates having a coating based on ethylene/chlorotrifluoroethylene (E/CTFE) having a TmII of 230° C.-264° C. and a MFI lower than 5 g/10?.Type: GrantFiled: August 1, 2002Date of Patent: June 3, 2008Assignee: Ausimont S.p.A.Inventors: Julio A. Abusleme, Giambattista Besana, Claudia Manzoni
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Patent number: 7282267Abstract: Multilayers comprising at least one laminate formed in sequence by the following layers: A) one thermoprocessable fluoropolymer layer comprising units deriving from vinylidenfluoride (VDF); B) one polyamide layer blended with 0.01%-5% by weight of a diamine or one polyamide layer having at least 20 ?eq/g of —NH2 groups, or one thermoprocessable polymer layer containing (—COO—) units and/or —CN groups; and C) one layer based on chlorinated polyvinylchloride (CPVC) containing from 58% to 75% by weight of chlorine.Type: GrantFiled: February 21, 2006Date of Patent: October 16, 2007Assignee: Solvay Solexis, S.p.A.Inventors: Julio Abusleme, Claudia Manzoni, Giambattista Besana
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Publication number: 20060141263Abstract: Multilayers comprising at least one laminate formed in sequence by the following layers: A) one thermoprocessable fluoropolymer layer comprising units deriving from vinylidenfluoride (VDF); B) one polyamide layer blended with 0.01%-5% by weight of a diamine or one polyamide layer having at least 20 ?eq/g of —NH2 groups, or one thermoprocessable polymer layer containing (—COO—) units and/or —CN groups; and C) one layer based on chlorinated polyvinylchloride (CPVC) containing from 58% to 75% by weight of chlorine.Type: ApplicationFiled: February 21, 2006Publication date: June 29, 2006Applicant: Solvay Solexis S.P.A.Inventors: Julio Abusleme, Claudia Manzoni, Giambattista Besana
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Patent number: 7033671Abstract: Multilayers comprising at least one laminate formed in sequence by the following layers: A) one thermoprocessable fluoropolymer layer comprising units deriving from vinylidenfluoride (VDF); B) one polyamide layer blended with 0.01%–5% by weight of a diamine or one polyamide layer having at least 20 ?eq/g of —NH2 groups, or one thermoprocessable polymer layer containing (—COO—) units and/or —CN groups; and C) one layer based on chlorinated polyvinylchloride (CPVC) containing from 58% to 75% by weight of chlorine.Type: GrantFiled: January 21, 2003Date of Patent: April 25, 2006Assignee: Solvay Solexis, S.p.A.Inventors: Julio Abusleme, Claudia Manzoni, Giambattista Besana
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Patent number: 6939495Abstract: A thermoprocessable copolymer of TFE essentially formed by: (a) from 4.5 to 8.5% by weight of perfluoromethylvinylether (PMVE); (b) from 0.3 to 1.6% by weight of a perfluorodioxole of formula: wherein: Y=F, ORf, Rf wherein Rf is a perfluoroalkyl having from 1 to 5 carbon atoms; X1 and X2, equal to or diferent from each other, are —F or —CF3; (c) TFE, forming the remaining part to 100%.Type: GrantFiled: March 10, 2003Date of Patent: September 6, 2005Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana