Patents by Inventor Marco Galimberti
Marco Galimberti 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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Patent number: 9228031Abstract: A process for reducing the number of unstable end-groups in a fluorinated polymer is disclosed, said process comprising reacting a fluorinated polymer comprising unstable end-groups with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond. The fluorinated polymer may be selected from those polymers comprising recurring units derived from at least one ethylenically unsaturated fluorinated monomer or from fluorinated polyethers.Type: GrantFiled: November 20, 2012Date of Patent: January 5, 2016Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Marco Galimberti, Stefano Millefanti, Vito Tortelli
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Patent number: 9051259Abstract: A process for producing a perfluorinated functional compound comprises the steps of: A) converting an at least partially hydrogenated alcohol into an at least partially hydrogenated ester compound; and B) reacting said at least partially hydrogenated ester compound with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond, to obtain a perfluorinated ester compound.Type: GrantFiled: November 17, 2011Date of Patent: June 9, 2015Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Vito Tortelli, Marco Galimberti
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Patent number: 8940944Abstract: VDF-based curable fluoroelastomers having glass transition temperature lower than ?35° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: GrantFiled: March 22, 2012Date of Patent: January 27, 2015Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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Publication number: 20140309376Abstract: A process for reducing the number of unstable end-groups in a fluorinated polymer is disclosed, said process comprising reacting a fluorinated polymer comprising unstable end-groups with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond. The fluorinated polymer may be selected from those polymers comprising recurring units derived from at least one ethylenically unsaturated fluorinated monomer or from fluorinated polyethers.Type: ApplicationFiled: November 20, 2012Publication date: October 16, 2014Inventors: Marco Galimberti, Stefano Millefanti, Vito Tortelli
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Patent number: 8822741Abstract: A process for the fluorination of haloolefins with elemental fluorine in the presence of anhydrous HF proceeds with high yield and selectivity in the product deriving from the addition of fluorine to the carbon-carbon double bond.Type: GrantFiled: July 5, 2011Date of Patent: September 2, 2014Assignee: Solvay Specialty Polymers Italy S.p.A.Inventors: Vito Tortelli, Marco Galimberti
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Patent number: 8742142Abstract: A process for producing a perfluorinated functional compound is disclosed, which comprises: A. converting an at least partially hydrogenated alcohol into an at least partially hydrogenated fluoroformate compound; B. reacting said at least partially hydrogenated fluoroformate compound with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond, to obtain a perfluorinated fluoroformate compound.Type: GrantFiled: July 6, 2010Date of Patent: June 3, 2014Assignee: Solvay Specialty Polymers Italy S.p.A.Inventors: Vito Tortelli, Marco Galimberti, Guiseppe Marchionni
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Publication number: 20140135244Abstract: The invention relates to (per)fluoropolyether block copolymers comprising: A) a fluoropolyoxyalkylene segment (chain Ra) comprising one or more units of formula (CHXCF2CF2O)— in which X is hydrogen or fluorine; B) a (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, said (per)fluoropolyoxyalkylene segment being different from chain Ra and having a molecular weight higher than 400 g/mol. These copolymers are endowed with improves lubricant properties or with improved water and oil-repellence properties.Type: ApplicationFiled: June 20, 2012Publication date: May 15, 2014Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Claudio Adolfo Pietro TONELLI, Simonetta Antonella FONTANA, Marco GALIMBERTI, Piero GAVEZOTTI
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Publication number: 20130256588Abstract: A process for fluorinating hydrocarbon compounds, which comprises: A. providing a compound selected from the group consisting of straight-chain, branched-chain and cyclic alkanes, straight-chain, branched-chain and cyclic ethers, said compound comprising at least one carbon-hydrogen bond and being free from C(O)— functional groups; B. reacting said compound with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond, to obtain a compound wherein at least one carbon-hydrogen bond has been replaced by a carbon-fluorine bond. Compositions of partially fluorinated compounds obtained with the process are also disclosed.Type: ApplicationFiled: December 16, 2011Publication date: October 3, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Vito Tortelli, Marco Galimberti, Cristiano Monzani, Piero Gavezotti
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Publication number: 20130245289Abstract: A process for producing a perfluorinated functional compound comprises the steps of: A) converting an at least partially hydrogenated alcohol into an at least partially hydrogenated ester compound; and B) reacting said at least partially hydrogenated ester compound with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond, to obtain a perfluorinated ester compound.Type: ApplicationFiled: November 17, 2011Publication date: September 19, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Vito Tortelli, Marco Galimberti
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Publication number: 20130116483Abstract: A process for the fluorination of haloolefins with elemental fluorine in the presence of anhydrous HF proceeds with high yield and selectivity in the product deriving from the addition of fluorine to the carbon-carbon double bond.Type: ApplicationFiled: July 5, 2011Publication date: May 9, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Vito Tortelli, Marco Galimberti
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Publication number: 20120226077Abstract: VDF-based curable fluoroelastomers having glass transition temperature lower than ?35° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: ApplicationFiled: March 22, 2012Publication date: September 6, 2012Applicant: SOLVAY S.A.Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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Publication number: 20120095243Abstract: A process for producing a perfluorinated functional compound is disclosed, which comprises: A. converting an at least partially hydrogenated alcohol into an at least partially hydrogenated fluoroformate compound; B. reacting said at least partially hydrogenated fluoroformate compound with fluorine in the presence of at least one (per)haloolefin comprising at least one carbon-carbon double bond and having at least one fluorine or chlorine atom on either one of the carbon atoms of said double bond, to obtain a perfluorinated fluoroformate compound.Type: ApplicationFiled: July 6, 2010Publication date: April 19, 2012Applicant: SOLVAY SOLEXIS S.P.A.Inventors: Vito Tortelli, Marco Galimberti, Giuseppe Marchionni
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Publication number: 20090264684Abstract: VDF-based curable fluoroelastomers having glass transition temperature lower than ?35° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: ApplicationFiled: February 27, 2009Publication date: October 22, 2009Applicant: SOLVAY S.A.Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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Patent number: 7544752Abstract: TFE-based thermoprocessable copolymers having the following composition, expressed in percentage by moles on the total of the monomers: A) from 0.01 to 15% of the monomer of formula: CF2?CFOCF2OCF3??(a); A1) tetrafluoroethylene from 99.99 to 85%; optionally B) one or more (per)fluorinated comonomers having at least one unsaturation of ethylene type, different from TFE; the sum of the molar percentages A)+B) being such as to give polymers showing at least one melting peak at the thermogravimetric analysis (DSC).Type: GrantFiled: July 28, 2005Date of Patent: June 9, 2009Assignee: Solvay Solexis S.p.A.Inventors: Francesco Triulzi, Marco Apostolo, Vito Tortelli, Marco Galimberti
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Patent number: 7514512Abstract: VDF-based curable fluoroelastomers having glass transition temperature lower than ?35° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: GrantFiled: July 28, 2005Date of Patent: April 7, 2009Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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Patent number: 7488787Abstract: Perfluoroelastomers curable by peroxidic way having glass transition temperature lower than ?10° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the IR spectroscopy in Fourier transform described in the present application.Type: GrantFiled: July 28, 2005Date of Patent: February 10, 2009Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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Patent number: 7141704Abstract: Process for obtaining hydrofluoroethers of formula (I): A-(Rf)n0—CF(Rf1)—O—Rh??(I) wherein a mono- or bifunctional carbonyl compound of formula (IV): B—Rf—C(O)Rf1??(IV) is reacted with at least one equivalent of a fluoroformate of formula (III) R—OC(O)F??(III) in the presence of an ion fluoride compound (catalyst) and of a dipolar aprotic organic compound, liquid and inert under the reaction conditions.Type: GrantFiled: March 26, 2004Date of Patent: November 28, 2006Assignee: Solvay Solexis S.P.A.Inventors: Walter Navarrini, Marco Galimberti, Giovanni Fontana
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Patent number: 7135599Abstract: Perfluorodiacylperoxides having the following structures: wherein: when Rf is F, Rf?, Rf? are both —CF3; when Rf is —CF3, Rf?, Rf? are C1–C3 linear or branched perfluoro-oxyalkyl groups; said perfluorodiacylperoxides being such as to meet the following proviso: the thermal decomposition constants Kd (sec?1) in the presence of water do not undergo substantial variations with respect to the thermal decomposition constants in absence of water.Type: GrantFiled: April 27, 2004Date of Patent: November 14, 2006Assignee: Solvay Solexis, S.p.A.Inventors: Walter Navarrini, Marco Galimberti
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Patent number: 6998506Abstract: A process for preparing acylfluorides by reaction of carbonyl fluoride COF2 with compounds having general formula: T=CR1R2??(I) wherein: T is O or CF2 R1 and R2, equal or different, are F or a R(O)t radical, wherein R=linear or branched C1–C7 (per)fluoroalkyl, optionally containing one or more oxygen atoms, t is an integer equal to zero or 1; wherein a catalyst supported on porous compound is used, the catalyst being selected from: CsF, RbF, KF, AgF, each optionally in admixture with one or more of the others.Type: GrantFiled: December 3, 2004Date of Patent: February 14, 2006Assignee: Solvay Solexis SpAInventors: Marco Galimberti, Walter Navarrini
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Publication number: 20060025528Abstract: VDF-based curable fluoroelastomers having glass transition temperature lower than ?35° C. and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: ApplicationFiled: July 28, 2005Publication date: February 2, 2006Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti