Patents by Inventor Roberta Marchini
Roberta Marchini 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: 20240034870Abstract: A copolymer of butene-1 with hexene-1 having: 1) a content of hexene-1 comonomer units from 2 to 4% by weight, based upon the total weight of the copolymer; and 2) a melting temperature TmI equal to or higher than 115° C.Type: ApplicationFiled: December 10, 2021Publication date: February 1, 2024Applicant: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Roberta Pica, Stefano Spataro
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Publication number: 20230383103Abstract: A polyolefin composition made from or containing: A) from 88% to 99% by weight of an ethylene polymer having MIP of equal to or higher than 5 g/10 min, where MIP is the melt flow index at 190° C. with a load of 5 kg, determined according to 1133-2:2011; and B) from 1% to 12% by weight of a butene-1 polymer having MIE of equal to or higher than 800 g/10 min., where MIE is the melt flow index at 190° C. with a load of 2.16 kg, determined according to 1133-2:2011; wherein the amounts of A) and B) are referred to the total weight of A)+B).Type: ApplicationFiled: October 11, 2021Publication date: November 30, 2023Applicant: Basell Poliolefine Italia S.r.l.Inventors: Gianluca Musacchi, Roberta Marchini, Fabio Di Pietro
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Publication number: 20230287203Abstract: A butene-1 polymer composition made from or containing: A) from 97.5% to 99.85% by weight, with respect to the total weight of A) and B), of a butene-1 polymer or polymer composition; B) from 0.15% to 2.5% by weight, with respect to the total weight of A) and B), of talc in form of particles having a volume-based particle diameter distribution Dv (0.95) of 45 ?m or lower; and, optionally C) from 0.01% to 2% by weight of an ethylene polymer, wherein the amount of C) being referred to the total weight of A)+B)+C), amounts to 100%.Type: ApplicationFiled: July 28, 2021Publication date: September 14, 2023Applicant: Basell Poliolefine Italia S.r.l.Inventors: Silvia Guerra, Roberta Marchini, Stefano Spataro
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Publication number: 20230183462Abstract: A polyolefin composition made from or containing: a) from 85% to 98% by weight of a composition made from or containing: A) a copolymer of butene-1 with ethylene having a copolymerized ethylene content of up to 18% by mole and no melting peak detectable at the DSC at the second heating scan; and B) an inorganic filler; wherein the B)/A) weight ratio being from 0.3 to 4; and b) from 2% to 15% by weight of an additional polyolefin different from A).Type: ApplicationFiled: May 18, 2021Publication date: June 15, 2023Applicant: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Gianluca Musacchi, Stefano Pasquali
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Patent number: 11267912Abstract: A butene-1 polymer composition having MFR values of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; and B) a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 75% by weight or less, determined on the total weight of A) and B).Type: GrantFiled: August 3, 2018Date of Patent: March 8, 2022Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Roberta Pica
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Patent number: 11267911Abstract: A butene-1 polymer composition having a MFR value of from 100 to 300 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 75% by weight or less, determined on the total weight of A) and B).Type: GrantFiled: August 3, 2018Date of Patent: March 8, 2022Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Roberta Pica
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Publication number: 20220033543Abstract: A filled polyolefin composition made from or containing butene-1 copolymers having high melt flow and an inorganic filler. The compositions are useful for carpet backing.Type: ApplicationFiled: December 17, 2019Publication date: February 3, 2022Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: GIANLUCA MUSACCHI, ROBERTA MARCHINI, STEFANO SPATARO, STEFANO PASQUALI
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Publication number: 20210317347Abstract: A polyolefin-based hot melt adhesive composition made from or containing: (A) 28-75 wt. % of a copolymer of butene-1 with Melt Flow Rate values, measured according to ISO 1133 (190° C., 2.16 kg), from 200 to 1500 g/10 min.; and (B) 25-72 wt. % of at least one additional component selected from the group consisting of waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A)+B).Type: ApplicationFiled: July 15, 2019Publication date: October 14, 2021Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, SILVIA GUERRA, STEFANO PASQUALI, ANKUR RASTOGI, STEFANO SPATARO
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Publication number: 20210309892Abstract: A polyolefin-based hot melt adhesive composition made from or containing (A) 25-75 wt. % of a copolymer of butene-1 with a Melt Flow Rate, measured according to ISO 1133 (190° C., 2.16 kg), higher than 1500; and (B) 75-25 wt. % of at least one additional component selected from the group consisting of waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A)+B).Type: ApplicationFiled: July 15, 2019Publication date: October 7, 2021Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, SILVIA GUERRA, STEFANO PASQUALI, ANKUR RASTOGI, STEFANO SPATARO
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Patent number: 11041033Abstract: A butene-1 polymer having: a) a Melt Flow Rate value of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg; b) an intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135° C. equal to lower than 0.95 dl/g; c) a Mw/Mn value equal to or lower than 3.5 and a lower limit of 1.5; d) a Mz value of 180,000 g/mol or higher; and e) optionally, a comonomer content of up to 10% by weight.Type: GrantFiled: August 3, 2018Date of Patent: June 22, 2021Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Roberta Pica
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Patent number: 11015090Abstract: A butene-1 polymer composition having MFR values of from 400 to 2000 g/10 min, measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing A) a butene-1 homopolymer or a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 25% by mole; wherein the composition having a total copolymerized comonomer content from 5% to 18% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 65% by weight or more, determined on the total weight of A) and B).Type: GrantFiled: July 3, 2017Date of Patent: May 25, 2021Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Emanuele Burgin, Roberta Pica
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Publication number: 20210147587Abstract: A butene-1 polymer having: a) a Melt Flow Rate value of from 100 to 300 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg; b) an intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135° C. equal to lower than 0.70 dl/g; c) a Mw/Mn value equal to or lower than 2.8 and a lower limit of 1.5; d) a Mz value of 90,000 g/mol or higher; and e) optionally, a comonomer content of up to 10% by mole.Type: ApplicationFiled: August 3, 2018Publication date: May 20, 2021Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, ROBERTA PICA
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Publication number: 20210130509Abstract: A butene-1 polymer composition having MFR values of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; and B) a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 75% by weight or less, determined on the total weight of A) and B).Type: ApplicationFiled: August 3, 2018Publication date: May 6, 2021Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, ROBERTA PICA
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Publication number: 20210130515Abstract: A butene-1 polymer having: a) a Melt Flow Rate value of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg; b) an intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135° C. equal to lower than 0.95 dl/g; c) a Mw/Mn value equal to or lower than 3.5 and a lower limit of 1.5; d) a Mz value of 180,000 g/mol or higher; and e) optionally, a comonomer content of up to 10% by weight.Type: ApplicationFiled: August 3, 2018Publication date: May 6, 2021Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, ROBERTA PICA
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Patent number: 10894850Abstract: A butene-1 polymer composition having MFR values of from 400 to 2000 g/10 min, measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing A) a butene-1 homopolymer or a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 60% by weight or less, determined on the total weight of A) and B).Type: GrantFiled: July 3, 2017Date of Patent: January 19, 2021Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Emanuele Burgin, Roberta Pica
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Patent number: 10814588Abstract: Multilayer film (BOPP) structure containing at least: A) a skin (outer) layer substantially consisting of a crystalline low seal Initiation temperature propylene copolymer; B) a tie layer substantially consisting of a butene-1 copolymer having flexural modulus (MEF) of 75 MPa or less; C) a core layer substantially consisting of one or more polypropylene homopolymers designed for BOPP.Type: GrantFiled: May 6, 2014Date of Patent: October 27, 2020Assignee: Basell Poliolefine Italia S.r.l.Inventors: Michele Grazzi, Roberta Marchini, Giampaolo Pellegatti, Stefano Spataro
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Patent number: 10793655Abstract: The present disclosure provides a polyolefin composition made from or containing: A) from about 60 to about 89% by weight based upon the total weight of the polyolefin composition of a copolymer of butene-1 with ethylene having a copolymerized ethylene content of up to about 18% by mole based upon the molar composition of the copolymer, and no melting peak detectable at the DSC at the second heating scan; and B) from about 11 to about 40% by weight based upon the total weight of the polyolefin composition of an ethylene polymer having density of from about 0.900 to about 0.970 g/cm3, measured according to ISO 1183 at 23° C.; wherein the amounts of A) and B) are referred to the total weight of A)+B) and the DSC second heating scan is carried out with a heating rate of 10° C. per minute. The composition is useful for preparing gaskets.Type: GrantFiled: March 23, 2017Date of Patent: October 6, 2020Assignee: Basell Poliolefine Italia S.r.l.Inventors: Roberta Marchini, Stefano Spataro, Stefano Pasquali, Gianluca Musacchi
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Publication number: 20200172642Abstract: A butene-1 polymer composition having a MFR value of from 100 to 300 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 75% by weight or less, determined on the total weight of A) and B).Type: ApplicationFiled: August 3, 2018Publication date: June 4, 2020Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, ROBERTA PICA
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Publication number: 20190322779Abstract: A butene-1 polymer composition having MFR values of from 400 to 2000 g/10 min, measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing A) a butene-1 homopolymer or a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 60% by weight or less, determined on the total weight of A) and B).Type: ApplicationFiled: July 3, 2017Publication date: October 24, 2019Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, EMANUELE BURGIN, ROBERTA PICA
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Publication number: 20190256747Abstract: A butene-1 polymer composition having MFR values of from 400 to 2000 g/10 min, measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing A) a butene-1 homopolymer or a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; B) a copolymer of butene-1 with a comonomer selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 25% by mole; wherein the composition having a total copolymerized comonomer content from 5% to 18% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 65% by weight or more, determined on the total weight of A) and B).Type: ApplicationFiled: July 3, 2017Publication date: August 22, 2019Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: ROBERTA MARCHINI, STEFANO SPATARO, EMANUELE BURGIN, ROBERTA PICA