Patents by Inventor Margherita Albano
Margherita Albano 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: 20220135774Abstract: The invention pertains to a fluoroelastomer composition comprising a vinylidene-fluoride based fluoroelastomer, a polyhydroxylated compound, a basic compound, a pyridinium-type salt having an aromatic ring-quaternized nitrogen atom, and comprising at least two groups having a central carbon atom which bears acidic hydrogen atoms; and an accelerant, which possesses an improved molding behaviour, leading to shaped parts possessing less blisters and surface defects.Type: ApplicationFiled: March 25, 2020Publication date: May 5, 2022Inventors: Stefano BOSSOLO, Matteo FANTONI, Margherita ALBANO
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Publication number: 20190071564Abstract: The invention pertains to a (per)fluoroelastomer composition comprising at least one (per)fluoroelastomer [(per)fluoroelastomer (A)] matrix comprising particles of at least one perfluoropolymer [polymer (F)] having a melt flow index (MFI), measured at 372° C. under a 5 Kg load according to ASTM D1238 standard, of less than 10 g/10 min, said particles having an average size of less than 100 nm.Type: ApplicationFiled: November 5, 2018Publication date: March 7, 2019Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Milena Stanga, Claudia Manzoni, Giovanni Comino, Margherita Albano
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Patent number: 10023670Abstract: A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); recurring units derived from perfluoroethylvinylether (EVE), in an amount of between 2 and 17% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE; and recurring units derived from perfluoromethylvinylether (MVE), in an amount of between 23 and 35% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE. A process for its manufacture and its use for the manufacture of cured articles.Type: GrantFiled: July 14, 2016Date of Patent: July 17, 2018Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.p.A.Inventors: Claudia Manzoni, Milena Stanga, Margherita Albano
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Publication number: 20170008987Abstract: A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); recurring units derived from perfluoroethylvinylether (EVE), in an amount of between 2 and 17% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE; and recurring units derived from perfluoromethylvinylether (MVE), in an amount of between 23 and 35% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE. A process for its manufacture and its use for the manufacture of cured articles.Type: ApplicationFiled: July 14, 2016Publication date: January 12, 2017Inventors: Claudia MANZONI, Milena STANGA, Margherita ALBANO
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Publication number: 20160053101Abstract: Two- or three-dimensional photonic crystals comprising at least of fluorinated polymer are disclosed. The two- or three-dimensional photonic crystals have infiltrated opal or inverse opal structures.Type: ApplicationFiled: March 20, 2014Publication date: February 25, 2016Inventors: Stefano Vincenzo RADICE, Piero GAVEZOTTI, Giovanni SIMEONE, Margherita ALBANO, Simone CONGIU, Giancarlo CANAZZA, Davide COMORETTO
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Patent number: 9234063Abstract: A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); and recurring units derived from perfluoromethylvinylether (MVE); such perfluoroelastomer possessing a Mooney Viscosity (ML2+9) at 121° C. of from 25 to 140 MU, when measured according to ASTM D1646 standard, and comprising such MVE recurring units in an amount of from 26 to 33% by moles with respect to total moles of TFE and MVE. A process for the manufacture of such perfluoroelastomer, and cured articles obtainable therefrom.Type: GrantFiled: February 8, 2010Date of Patent: January 12, 2016Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Milena Stanga, Claudia Manzoni, Margherita Albano
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Patent number: 9029464Abstract: Perfluoroelastomeric gel having the following properties: appearance: transparent gelatinous solid; water content between 10% and 90% by weight; density between 1.1 and 2.1 g/cm3; said gel satisfies the following test: dried in a stove at 90° C. until a constant weight gives curable perfluoroelastomers.Type: GrantFiled: June 19, 2013Date of Patent: May 12, 2015Assignee: Solvay Solexis S.p.A.Inventors: Stefano Arrigoni, Marco Apostolo, Margherita Albano
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Patent number: 8729175Abstract: Fluoroelastomeric gel having the following properties: appearance: transparent gelatinous solid; water content between 10% and 90% by weight; density between 1.1 and 2.1 g/cm3; said gel satisfies the following test: dried in a stove at 90° C. until a constant weight gives curable fluoroelastomers.Type: GrantFiled: July 9, 2013Date of Patent: May 20, 2014Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Stefano Arrigoni, Margherita Albano
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Publication number: 20130317162Abstract: Perfluoroelastomeric gel having the following properties: appearance: transparent gelatinous solid; water content between 10% and 90% by weight; density between 1.1 and 2.1 g/cm3; said gel satisfies the following test: dried in a stove at 90° C. until a constant weight gives curable perfluoroelastomers.Type: ApplicationFiled: June 19, 2013Publication date: November 28, 2013Applicant: SOLVAY S.A.Inventors: Stefano ARRIGONI, Marco APOSTOLO, Margherita ALBANO
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Publication number: 20130296464Abstract: Fluoroelastomeric gel having the following properties: appearance: transparent gelatinous solid; water content between 10% and 90% by weight; density between 1.1 and 2.1 g/cm3; said gel satisfies the following test: dried in a stove at 90° C. until a constant weight gives curable fluoroelastomers.Type: ApplicationFiled: July 9, 2013Publication date: November 7, 2013Inventors: Marco Apostolo, Stefano Arrigoni, Margherita Albano
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Patent number: 8513351Abstract: Fluoroelastomeric gel having the following properties: appearance: transparent gelatinous solid; water content between 10% and 90% by weight; a density between 1.1 and 2.1 g/cm3; said gel satisfies the following test: dried in a stove at 90° C. until a constant weight gives curable fluoroelastomers.Type: GrantFiled: June 22, 2005Date of Patent: August 20, 2013Assignee: Solvay Solexis S.p.A.Inventors: Marco Apostolo, Stefano Arrigoni, Margherita Albano
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Patent number: 8476356Abstract: A (per)fluoroelastomeric composition curable by peroxidic way comprising for 100 phr of (per)fluoroelastomer: as filler, from 2 to 70 phr of carbon black having a surface area between 25 and 35 m2/g; as crosslinking agent, from 0.5 to 10 phr of a bis-olefin having general formula: wherein: R1, R2, R3, R4, R5, R6, equal to or different from each other, are H or C1-C5 alkyls; Z is selected between a linear or branched C1-C18 alkylene or cycloalkylene radical, optionally containing oxygen atoms, preferably at least partially fluorinated, or a (per)fluoropolyoxyalkylene radical.Type: GrantFiled: June 28, 2007Date of Patent: July 2, 2013Assignee: Solvay Solexis S.p.A.Inventors: Milena Stanga, Giovanni Comino, Stefano Arrigoni, Margherita Albano
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Patent number: 8263708Abstract: This invention pertains to sealing articles of vulcanized (per)fluoroelastomer compositions incorporating particles of a vinylidene fluoride (VDF) polymers having a Shore A hardness of at least 85 when determined according to ASTM D 2240 Type A Durometer method, and a compression set of less than 30%, when determined according to ASTM D395 at 200° C. for 70 h on O-ring according to ASTM D1414, and to a process for their manufacture by vulcanizing-molding and thermal post-treating at a temperature above the melting point of the VDF polymer.Type: GrantFiled: December 3, 2009Date of Patent: September 11, 2012Assignee: Solvay Solexis S.p.A.Inventors: Milena Stanga, Claudia Manzoni, Giovanni Comino, Margherita Albano
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Patent number: 8242210Abstract: Extrudable (per)fluoroelastomer compositions comprising crosslinkable (per)fluoroelastomers having: at least two glass transition temperatures Tg on DSC analysis, at least one melting peak on DSC analysis with a ?H of second melting of between 0.3 and 5.5 J/g, and a bimodal molecular weight distribution such that the ratio Mn1/Mn2 is between 10 and 30, wherein Mn1 represents the number-average molecular weight of the distribution of the high molecular weight fluoroelastomer and Mn2 represents the number-average molecular weight of the distribution of the low molecular weight fluoroelastomer.Type: GrantFiled: August 11, 2008Date of Patent: August 14, 2012Assignee: Solvay Solexis S.p.A.Inventors: Claudia Manzoni, Giovanni Comino, Milena Stanga, Margherita Albano
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Patent number: 8236897Abstract: A fluoroelastomer composition comprising: at least one fluoroelastomer [fluoroelastomer (A)]; from 0.1 to 25 phr (with respect to fluoroelastomer (A)) of at least one melt-processable per(halo)fluoropolymer having a melting point of at most 250° C. [polymer (F)]; and optionally at least one (per)fluoropolyether [(per)fluoropolyether (E)]. The incorporation of the polymer (F) in the fluoroelastomer composition as described above enables easier processing of the fluoroelastomer composition, both in injection molding and extrusion molding technologies, yielding improved behavior in mold release, mold fouling, and aspect surface of the molded parts.Type: GrantFiled: November 28, 2008Date of Patent: August 7, 2012Assignee: Solvay Solexis S.p.A.Inventors: Giovanni Comino, Julio A. Abusleme, Margherita Albano
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Patent number: 8198372Abstract: Vulcanizable fluoroelastomer compositions comprising: A) a fluoroelastomer matrix based on vinylidene fluoride (VDF) with a Mooney viscosity (1+10) at 121° C. of less than 35 MU (Mooney Units) measured according to ASTM standard D 1646; and B) a semi-crystalline fluoropolymer, in an amount of from 20% to 70% by weight relative to the total weight of A)+B), the semi-crystalline fluoropolymer being constituted of tetrafluoroethylene (TFE) homopolymers and copolymers of TFE with one or more monomers containing at least one unsaturation of ethylenic type, in an amount of from 0.01 to 10 mol %, said semi-crystalline fluoropolymer having a mean particle size between 10 and 400 nm.Type: GrantFiled: November 20, 2008Date of Patent: June 12, 2012Assignee: Solvay Solexis S.p.A.Inventors: Giovanni Comino, Claudia Manzoni, Milena Stanga, Margherita Albano
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Patent number: 8168714Abstract: A (per)fluoroelastomeric composition curable by peroxidic way comprising: 100 phr as (per)fluoroelastomer as filler, 0.5-50 phr of silica having a pH value, determined according to the DIN ISO 787-9 standard, higher than 7, preferably higher than 8, as crosslinking agent, from 0.5 to 10 phr of a bis-olefin having general formula: wherein: R1, R2, R3, R4, R5, R6, equal to or different from each other, are H or C1-C5 alkyls; Z is selected between a C1-C18 linear or branched alkylene or cycloalkylene radical, optionally containing oxygen atoms, preferably at least partially fluorinated, or a (per)fluoropolyoxyalkylene radical.Type: GrantFiled: June 28, 2007Date of Patent: May 1, 2012Assignee: Solvay Solexis, S.p.A.Inventors: Milena Stanga, Giovanni Comino, Margherita Albano
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Publication number: 20110294938Abstract: A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); and recurring units derived from perfluoromethylvinylether (MVE); such perfluoroelastomer possessing a Mooney Viscosity (ML2+9) at 121° C. of from 25 to 140 MU, when measured according to ASTM D1646 standard, and comprising such MVE recurring units in an amount of from 26 to 33% by moles with respect to total moles of TFE and MVE. A process for the manufacture of such perfluoroelastomer, and cured articles obtainable therefrom.Type: ApplicationFiled: February 8, 2010Publication date: December 1, 2011Applicant: SOLVAY SOLEXIS S.P.A.Inventors: Milena Stanga, Claudia Manzoni, Margherita Albano
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Publication number: 20110294944Abstract: A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); recurring units derived from perfluoroethylvinylether (EVE), in an amount of between 2 and 17% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE; and recurring units derived from perfluoromethylvinylether (MVE), in an amount of between 23 and 35% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE. A process for its manufacture and its use for the manufacture of cured articles.Type: ApplicationFiled: February 8, 2010Publication date: December 1, 2011Applicant: SOLVAY SOLEXIS S.P.A.Inventors: Claudia Manzoni, Milena Stanga, Margherita Albano
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Publication number: 20110263793Abstract: Extrudable (per)fluoroelastomer compositions comprising crosslinkable (per)fluoroelastomers having: at least two glass transition temperatures Tg on DSC analysis, at least one melting peak on DSC analysis with a ?H of second melting of between 0.3 and 5.5 J/g, and a bimodal molecular weight distribution such that the ratio Mn1/Mn2 is between 10 and 30, wherein Mn1 represents the number-average molecular weight of the distribution of the high molecular weight fluoroelastomer and Mn2 represents the number-average molecular weight of the distribution of the low molecular weight fluoroelastomer.Type: ApplicationFiled: August 11, 2008Publication date: October 27, 2011Applicant: SOLVAY SOLEXIS S.P.A.Inventors: Claudia Manzoni, Giovanni Comino, Milena Stanga, Margherita Albano