Patents by Inventor Francesco Triulzi
Francesco Triulzi 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: 20160054487Abstract: The present invention pertains to a process for the manufacture of a multilayer mirror assembly, to the multilayer mirror assembly thereby provided and to uses of said multilayer mirror assembly in various applications.Type: ApplicationFiled: March 26, 2014Publication date: February 25, 2016Inventors: Paula COJOCARU, Stefano MORTARA, Marco APOSTOLO, Francesco TRIULZI
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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: 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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Patent number: 7834097Abstract: VDF-based curable fluorelastomers, having a glass transition temperature from ?10° C. to ?35° C., comprising: B) monomer of formula: CF2?CFOCF2OCF3 (a), C) one or more comonomers selected from: tetrafluoroethylene (TFE), per-fluoromethylvinylether (PMVE), perfluoropropene (HFP), and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method which uses the FT-IR spectroscopy described in the present application.Type: GrantFiled: January 15, 2007Date of Patent: November 16, 2010Assignee: Solvay Solexis S.p.A.Inventors: Margherita Albano, Milena Stanga, Francesco Triulzi
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Patent number: 7767763Abstract: VDF-based curable fluoroelastomers, having a glass transition temperature lower than ?49° C., preferably lower than ?50° C., and having the following composition, as percent moles: A) from 25% to 50%, preferably from 30% to 45%, of the monomer of formula: CF2?CFOCF2OCF3 (a); B) one or more (per)fluorinated comonomers having at least one unsaturation of ethylene type in amounts from 75% to 50%; preferably from 70% to 55%; said one or more comonomers comprising vinylidene fluoride (VDF) in amounts from 50% to 75% on the total of the monomer moles; the sum of the molar percentages of the monomers being 100%; said fluoroelastomers containing an amount of —COF end groups in the polymer lower than the sensitivity limit of the method reported in the description.Type: GrantFiled: January 15, 2007Date of Patent: August 3, 2010Assignee: Solvay Solexis S.p.A.Inventors: Francesco Triulzi, Margherita Albano, Milena Stanga
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Patent number: 7767764Abstract: VDF curable fluoroelastomers, ionically cured, having a compression set after a time of 24 h (ASTM D 39/B) at ?10° C. lower than 60%, preferably lower than 50% and at ?25° C. lower than 90%, preferably lower than 75%, comprising hexafluoropropene (HFP) in amounts higher than 10% by moles and one vinylether of formula: CF2?CFOCF2OCF3 (a), an amount of —COF and groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: GrantFiled: January 15, 2007Date of Patent: August 3, 2010Assignee: Solvay Solexis S.p.A.Inventors: Milena Stanga, Francesco Triulzi, Margherita Albano
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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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Publication number: 20090088529Abstract: VDF-based curable fluoroelastomers, having a glass transition temperature lower than ?49° C., preferably lower than ?50° C., and having the following composition, as percent by moles: A) from 25% to 50%, preferably from 30% to 45%, of the monomer of formula: CF2=CFOCF2OCF3 (a); B) one or more (per)fluorinated comonomers having at least one unsaturation of ethylene type in amounts from 75% to 50%, preferably from 70% to 55%; said one or more comonomers comprising vinylidene fluoride (VDF) in amounts from 50% to 75% on the total of the monomer moles; the sum of the molar percentages of the monomers being 100%; said fluoroelastomers containing an amount of —COF end groups in the polymer lower than the sensitivity limit of the method reported in the description.Type: ApplicationFiled: January 15, 2007Publication date: April 2, 2009Inventors: Francesco Triulzi, Margherita Albano, Milena Stanga
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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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Publication number: 20090030153Abstract: VDF curable fluoroelastomers, ionically cured, having a compression set after a time of 24 h (ASTM D 39/B) at ?10° C. lower than 60%, preferably lower than 50% and at ?25° C. lower than 90%, preferably lower than 75%, comprising hexafluoropropene (HFP) in amounts higher than 10% by moles and one vinylether of formula: CF2?CFOCF2OCF3 (a), an amount of —COF and groups in the polymer lower than the sensitivity limit of the method using the FT-IR spectroscopy described in the present application.Type: ApplicationFiled: January 15, 2007Publication date: January 29, 2009Inventors: Milena Stanga, Francesco Triulzi, Margherita Albano
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Publication number: 20090005511Abstract: VDF-based curable fluorelastomers, having a glass transition temperature from ?10° C. to ?35° C., comprising: B) monomer of formula: CF2?CFOCF2OCF3 (a), C) one or more comonomers selected from: tetrafluoroethylene (TFE), per-fluoromethylvinylether (PMVE), perfluoropropene (HFP), and an amount of —COF end groups in the polymer lower than the sensitivity limit of the method which uses the FT-IR spectroscopy described in the present application.Type: ApplicationFiled: January 15, 2007Publication date: January 1, 2009Inventors: Margherita Albano, Milena Stanga, Francesco Triulzi
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Patent number: 7393906Abstract: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R?F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content?95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.Type: GrantFiled: December 19, 2006Date of Patent: July 1, 2008Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Francesco Triulzi, Vincenzo Arcella
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Publication number: 20070142582Abstract: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R?F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ?95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.Type: ApplicationFiled: February 13, 2007Publication date: June 21, 2007Inventors: Marco Apostolo, Francesco Triulzi, Vincenzo Arcella
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Publication number: 20070123671Abstract: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R?F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ?95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.Type: ApplicationFiled: December 19, 2006Publication date: May 31, 2007Inventors: Marco Apostolo, Francesco Triulzi, Vincenzo Arcella
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Patent number: 7199199Abstract: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R?F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1–5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ?95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D2857-87 method, from 13 cc/g to 100 cc/g.Type: GrantFiled: April 14, 2004Date of Patent: April 3, 2007Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Francesco Triulzi, Vincenzo Arcella
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Patent number: 7091295Abstract: Use of amorphous perfluorinated polymers for preparing transparent films at 157 nm, said perfluorinated polymers being free from unstable ionic end groups COF, COOH or their amidic derivatives, esters or salts, said polymers formed by cyclic units deriving from perfluorodioxoles of formula: wherein R?F is equal to RF or ORF wherein RF is a perfluoroalkyl radical having 1–5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers optionally containing units deriving from perfluorinated comonomers optionally containing oxygen atoms; in said polymers the cyclic units deriving from the perfluorodioxoles of formula (IA) being ?95% by moles.Type: GrantFiled: April 30, 2004Date of Patent: August 15, 2006Assignee: Solvay Solexis S.p.A.Inventors: Vincenzo Arcella, Marco Apostolo, Francesco Triulzi
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Publication number: 20060025529Abstract: 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: ApplicationFiled: July 28, 2005Publication date: February 2, 2006Inventors: Marco Apostolo, Francesco Triulzi, Vito Tortelli, Marco Galimberti
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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