Patents by Inventor Elena Roda
Elena Roda 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: 20230207154Abstract: A flame-retardant cable includes at least one core comprising a conductor and at least one protecting layer surrounding the core. The protecting layer is made from a low smoke zero halogen (LSOH) flame-retardant polymer composition comprising at least 70 phr of a polyethylene homopolymer or copolymer having a density lower than 0.90 g/cm3 as a halogen-free polymeric base, and: a) 100 to 800 phr of at least one metal hydroxide; and b) at least 10 phr of a tannin.Type: ApplicationFiled: December 21, 2022Publication date: June 29, 2023Applicants: Prysmian S.p.A., Politecnico di MilanoInventors: Elena RODA, Cristian GAMBAROTTI, Ada TRUSCELLO, Franco GALLETTI
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Patent number: 11657926Abstract: The present disclosure relates to a flexible cable for use in moving applications, comprising: one or more insulated cores; a filler layer surrounding the one or more insulated cores, having an external surface defining a filler layer external perimeter substantially forming a closed convex polygonal chain with a plurality of line segments connecting consecutive vertices; and an outer sheath surrounding the filler layer and directly applied on the filler layer, having an external surface defining an outer sheath external perimeter forming a continuous closed curve.Type: GrantFiled: September 2, 2021Date of Patent: May 23, 2023Assignee: Prysmian S.p.A.Inventors: Ferruccio Garolfi, Valerio Angelo Brambati, Elena Roda
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Publication number: 20220367083Abstract: The invention relates to a flame-retardant cable having improved reaction to fire performances, in particular a reduced or null dripping under fire. The cable has a transmissive core and an outermost layer made from a flame-retardant polymer composition comprising: a) 100 phr of polyvinylchloride (PVC) as base polymer; b) 65-90 phr of a metal hydroxide; c) 2-9 phr of antimony trioxide; d) 1-3 phr of an optionally surface-modified sepiolite, and e) 3-10 phr of a Ca/Zn stabilizer.Type: ApplicationFiled: May 13, 2022Publication date: November 17, 2022Applicant: Prysmian S.p.A.Inventors: Elena RODA, Franco GALLETTI
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Publication number: 20220130574Abstract: The present disclosure relates to a flexible cable for use in moving applications, comprising: one or more insulated cores; a filler layer surrounding the one or more insulated cores, having an external surface defining a filler layer external perimeter substantially forming a closed convex polygonal chain with a plurality of line segments connecting consecutive vertices; and an outer sheath surrounding the filler layer and directly applied on the filler layer, having an external surface defining an outer sheath external perimeter forming a continuous closed curve.Type: ApplicationFiled: September 2, 2021Publication date: April 28, 2022Inventors: Ferruccio Garolfi, Valerio Angelo Brambati, Elena Roda
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Publication number: 20210210254Abstract: A flame-retardant electric cable having a core comprising at least one electric conductor, an electrically insulating coating and an outermost layer made from a flame-retardant polymer composition comprising: a) polyvinylchloride (PVC) as base polymer; b) 25-45% (70-110 phr) by weight of at least one metal hydroxide; c) 0.4-3% (about 1-8 phr) by weight of an optionally surface-treated montmorillonite having average particle dimensions of from 5 to 20 ?m; d) 1.2-3% (about 3-8 phr) by weight of antimony trioxide; wherein the sum of the amount of montmorillonite and antimony trioxide is at least 5.5 phr and wherein the antimony trioxide and montmorillonite are in a ratio of from 1:0.1 to 1:2.5.Type: ApplicationFiled: December 2, 2020Publication date: July 8, 2021Applicant: Prysmian S.p.A.Inventors: Elena RODA, Franco Galletti
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Patent number: 11031152Abstract: A flame-retardant electric cable has a core including at least one electric conductor, an electrically insulating coating and an outermost layer made from a substantially thermoplastic, low smoke zero halogen flame-retardant polymer composition. The composition includes a polymeric base made of at least one polyethylene homopolymer or copolymer having a density of 0.94 g/cm3 at most. The composition further includes 60-64% by weight of a metal hydroxide, at least 2% by weight of an ammonium coated montmorillonite having average particle dimensions of from 5 to 20 ?m, and a polysiloxane.Type: GrantFiled: April 1, 2020Date of Patent: June 8, 2021Assignees: Prysmian S.p.A., Politecnico di MilanoInventors: Franco Galletti, Elena Roda, Giuseppe Merigo, Sergio Gutierrez
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Patent number: 10923246Abstract: A flame-retardant electric cable has a core including an electric conductor and an electrically insulating layer. The electrically insulating layer includes a flame-retardant polyolefin-based composition which includes, as base polymer, a mixture of at least two polyolefin homopolymers and/or copolymer wherein at least one is a low-density polyethylene copolymer having a density lower than 0.915 g/cm3. The flame-retardant polyolefin-based composition also includes calcinated kaolin in an amount greater than 3 phr, a metal hydroxide in an amount greater than 10 phr, and an alkyl or alkenyl alkoxy siloxane. The alkyl or alkenyl alkoxy siloxane is in an amount ratio of from 1:25 to 1:50 with respect to the sum of the amounts of calcinated kaolin and of the metal hydroxide.Type: GrantFiled: March 19, 2020Date of Patent: February 16, 2021Assignees: PRYSMIAN S.P.A., POLITECNICO DI MILANOInventors: Franco Galletti, Elena Roda, Giuseppe Merigo
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Publication number: 20200343021Abstract: A flame-retardant electric cable has a core including at least one electric conductor, an electrically insulating coating and an outermost layer made from a substantially thermoplastic, low smoke zero halogen flame-retardant polymer composition. The composition includes a polymeric base made of at least one polyethylene homopolymer or copolymer having a density of 0.94 g/cm3 at most. The composition further includes 60-64% by weight of a metal hydroxide, at least 2% by weight of an ammonium coated montmorillonite having average particle dimensions of from 5 to 20 ?m, and a polysiloxane. The cable has improved reaction to fire performances, especially reduced dripping or absence of dripping during burning, which render it compliant with the requirements of the more recent international standards.Type: ApplicationFiled: April 1, 2020Publication date: October 29, 2020Inventors: Franco GALLETTI, Elena RODA, Giuseppe MERIGO, Sergio GUTIERREZ
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Publication number: 20200303088Abstract: A flame-retardant electric cable has a core including an electric conductor and an electrically insulating layer. The electrically insulating layer includes a flame-retardant polyolefin-based composition which includes, as base polymer, a mixture of at least two polyolefin homopolymers and/or copolymer wherein at least one is a low-density polyethylene copolymer having a density lower than 0.915 g/cm3. The flame-retardant polyolefin-based composition also includes calcinated kaolin in an amount greater than 3 phr, a metal hydroxide in an amount greater than 10 phr, and an alkyl or alkenyl alkoxy siloxane. The alkyl or alkenyl alkoxy siloxane is in an amount ratio of from 1:25 to 1:50 with respect to the sum of the amounts of calcinated kaolin and of the metal hydroxide.Type: ApplicationFiled: March 19, 2020Publication date: September 24, 2020Inventors: Franco GALLETTI, Elena RODA, Giuseppe MERIGO
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Patent number: 8557267Abstract: A method for preventing and controlling the formation of biofouling on an object that is immersed or partially immersed in a water environment in which there is one or more organic or inorganic compounds capable of releasing gas, comprising the step of applying to the surface of the object a composition comprising a polymeric resin and one or more enzymes or a paint or a coating and one or more enzymes, wherein the one or more enzymes are adapted to catalyze a reaction of the one or more compounds that leads to the formation of gas.Type: GrantFiled: May 19, 2010Date of Patent: October 15, 2013Assignee: Archimede R&D S.R.L.Inventors: Alejandro Hochkoeppler, Lucio Panizza, Elena Roda, Alessandra Stefan
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Patent number: 8178258Abstract: An electrochemical device including an anode, a cathode and an electrolyte membrane disposed between the anode and the cathode, wherein the electrolyte membrane has a material of formula La1?xSrxGa1?yMGyO3?0.5(x+y), wherein x and y are independently a value of 0.1 to 0.3, said material having a relative density of at least 90% and including LaSrGaO4 in a percentage of 0.05 vol % to 10 vol %. A method for producing energy and a method for separating oxygen from a gas mixture are also disclosed.Type: GrantFiled: May 31, 2004Date of Patent: May 15, 2012Assignee: Pirelli & C. S.p.A.Inventors: Agustin Sin Xicola, Elena Roda, Yuri A. Dubitsky, Antonio Zaopo, Enrico Albizzati, Evgeny Kopnin
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Publication number: 20120082654Abstract: Method for preventing and controlling organisms that infest aqueous systems in which one or more organic or inorganic compounds capable of releasing gas are present, comprising the step of dispersing on and/or in the aqueous mass a preparation comprising enzymes adapted to catalyze a reaction of the one or more compounds that leads to the formation of gas.Type: ApplicationFiled: June 10, 2010Publication date: April 5, 2012Inventors: Lucio Panizza, Elena Roda, Alessandra Stefan, Alejandro Hochkoeppler
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Publication number: 20120064026Abstract: A method for preventing and controlling the formation of biofouling on an object that is immersed or partially immersed in a water environment in which there is one or more organic or inorganic compounds capable of releasing gas, comprising the step of applying to the surface of the object a composition comprising a polymeric resin and one or more enzymes or a paint or a coating and one or more enzymes, wherein the one or more enzymes are adapted to catalyze a reaction of the one or more compounds that leads to the formation of gas.Type: ApplicationFiled: May 19, 2010Publication date: March 15, 2012Inventors: Alejandro Hochkoeppler, Lucio Panizza, Elena Roda, Alessandra Stefan
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Patent number: 7780936Abstract: Process for manufacturing an electrochemical device including a cathode, an anode and at least one electrolyte membrane disposed between the anode and the cathode, wherein at least one of the cathode, the anode and the electrolyte membrane, contains at least a ceramic material.Type: GrantFiled: March 30, 2004Date of Patent: August 24, 2010Assignee: Pirelli & C. S.p.A.Inventors: Agustin Sin Xicola, A. Yuri Dubitsky, Enrico Albizzati, Evgeny Kopnin, Elena Roda
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Publication number: 20100028733Abstract: An electrochemical device including an anode, a cathode and an electrolyte membrane disposed between the anode and the cathode, wherein the electrolyte membrane has a material of formula La1?xSrxGa1?yMGyO3?0.5(x+y), wherein x and y are independently a value of 0.1 to 0.3, said material having a relative density of at least 90% and including LaSrGaO4 in a percentage of 0.05 vol % to 10 vol %. A method for producing energy and a method for separating oxygen from a gas mixture are also disclosed.Type: ApplicationFiled: May 31, 2004Publication date: February 4, 2010Inventors: Agustin Sin Xicola, Elena Roda, Yuri A. Dubitsky, Antonio Zaopo, Enrico Albizzati, Evgeny Kopnin
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Publication number: 20080233030Abstract: Process for manufacturing an electrochemical device including a cathode, an anode and at least one electrolyte membrane disposed between the anode and the cathode, wherein at least one of the cathode, the anode and the electrolyte membrane, contains at least a ceramic material.Type: ApplicationFiled: March 30, 2004Publication date: September 25, 2008Applicant: PIRELLI & C.S.P.A.Inventors: Agustin Sin Xicola, A. Yuri Dubitsky, Enrico Albizzati, Evgeny Kopnin, Elena Roda