Patents by Inventor Giampaolo Pellegatti
Giampaolo Pellegatti 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: 20140303310Abstract: Polyolefin compositions suitable for injection moulded items e.g. for impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (A); and from 10% to 70% by weight of a multimodal ethylene/C6-C12 alpha olefin copolymer (B); having density from 0.850 to 0.920 g/cm3, total comonomer content from 6% to 30% by weight, Mw/Mn from 4 to 20; intrinsic viscosity in decalin at 135° C. from 1.0 to 4.0 dL/g, and comprising an HDPE fraction (HDPE % wt) up to 30% wt; further comprising up to 50% by weight of a filler (C) and optionally, in amount up to 10% by weight with respect to the overall composition, an impact modifier masterbatch component (D) consisting of a ultra-soft heterophasic copolymer component.Type: ApplicationFiled: October 30, 2012Publication date: October 9, 2014Inventors: Fabiana Fantinel, Sander Willems, Michele Grazzi, Giampaolo Pellegatti, Jurgen Rohrmann, Shahram Mihan
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Patent number: 8802781Abstract: A polypropylene composition comprising: A) from 30% to 90% by weight of a propylene polymer composition comprising: a1) from 20% to 90% of a propylene homopolymer, or a copolymer of propylene containing 3% or less of derived units of ethylene or C4-C10 ?-olefin(s) or of combinations thereof, said homopolymer or copolymer having a content of isotactic pentads (mmmm), measured by 13C NMR on the fraction insoluble in xylene at 25° C., higher than 96; a2) from 10% to 80%, of a copolymer of ethylene containing from 40% to 70% of derived units of propylene or C4-C10 ?-olefin(s) or of combinations thereof; B) from 10% to 70% by weight of a multimodal ethylene copolymer wherein the comonomer is selected from the derived units of alpha olefins of formula CH2?CHT wherein T is a C3-C10 alkyl group; having the following properties: i) density (with ISO 1183) comprised in the range from 0.850 to 0.Type: GrantFiled: January 4, 2010Date of Patent: August 12, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Giampaolo Pellegatti, Davide Micheletti, Shahram Mihan, Fabiana Fantinel, Gerd Mannebach
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Patent number: 8796385Abstract: A polyolefin composition having unusually low values of flexural modulus and shore hardness and comprising, in percent by weight: A) 15-40% of a copolymer of propylene with hexene-1 containing from 2.5 to 10% of hexene-1 and having Melt Flow Rate (MFR, measured according to ISO 1133, 230° C./2.16 Kg) from 0.5 to 100 g/10 min.; and B) 60-85% of an ethylene copolymer containing ethylene in a quantity equal to or lower than 40%, and having solubility in xylene at room temperature greater than 70%.Type: GrantFiled: December 9, 2008Date of Patent: August 5, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Giampaolo Pellegatti, Paolo Goberti
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Patent number: 8779063Abstract: A cross-linked composition, obtained by cross-linking polyolefin composition comprising, all percentages being by weight: A) from 5 to 38% of a polypropylene component; B) from 35 to 85% of a copolymer of ethylene with propylene, containing from 42 to 70% of ethylene and having solubility in xylene at room temperature greater than 50%; C) from 5 to 45% of a polymer composition comprising a blend of: i) from 20 to 80% of an ethylene copolymer having a Shore A hardness value equal to or lower than 90 points and containing up to 45% of at least one ?-olefin comonomer, provided that, when propylene is present as comonomer, such copolymer i) has a composition which is different from B); ii) from 20 to 80% of a propylene copolymer having a Shore A hardness value equal to or lower than 90 points and containing up to 40% of at least one ?-olefin comonomer; wherein the amounts of A), B) and C) are referred to the total weight of A)+B)+C) and the amounts of i) and ii) are referred to the weight of C).Type: GrantFiled: June 23, 2011Date of Patent: July 15, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Kazuhiko Minowa, Yukihiro Hisanaga, Paolo Goberti, Giampaolo Pellegatti
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Patent number: 8748522Abstract: A process for the polymerization of one or more olefins under solution polymerization conditions to produce a polymeric solution, said process comprising contacting the produced polymeric solution with one or more antioxidant compounds before or concurrently with subjecting the polymeric solution to a devolatilization step to separate the polymer from the unreacted monomers.Type: GrantFiled: November 11, 2009Date of Patent: June 10, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Stefano Spataro, Pier Luigi Di Federico, Giampaolo Pellegatti
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Patent number: 8735498Abstract: Soft polyolefin composition with improved processability comprising from 8 to 45% by weight of a polypropylene component (A), from 45 to 82% by weight of a polyolefin component (B), and from 5 to 25% by weight of a butene-1 (co)polymer (C) having a flexural modulus of 60 MPa or less.Type: GrantFiled: November 8, 2010Date of Patent: May 27, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Giampaolo Pellegatti, Paolo Goberti, Johan De Clippeleir, Stefano Spataro
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Patent number: 8722808Abstract: Polyolefin composition comprising, in percent by weight: A) 10-50% of a copolymer of propylene with one or more comonomer(s) selected from ethylene and CH2?CHR alpha-olefins where R is a 2-8 carbon alkyl, which copolymer contains from 1 to 8% of comonomer(s); B) 50-90% of a blend of copolymers (bI) and (bII), wherein copolymer (bI) contains from 18 to 40% of ethylene, and copolymer (bII) contains from 55 to 85% of ethylene, and the weight ratio (bI)/(bII) is from 0.2 to 2; in which composition the copolymer component (bI) is present in amounts of 15% or more with respect to the total weight of (A)+(B), the weight ratio C2II/C2I of the content C2II of ethylene in copolymer component (bII) to the content C2I of ethylene in copolymer component (bI) is of 1.8 or more, and the intrinsic viscosity [?] of the fraction XS soluble in xylene at room temperature (about 25° C.), referred to the total weight of (A)+(B), is of 2 dl/g or more.Type: GrantFiled: October 11, 2006Date of Patent: May 13, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Giampaolo Pellegatti, Paolo Goberti
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Publication number: 20140087186Abstract: Flexible polyolefin compositions with improved balance of properties particularly for applications where softness and ductility at low temperature is requested comprising: A) from 20 to 40% by weight of a crystalline polymer fraction consisting of a propylene homopolymer, or a copolymer of propylene, or mixtures thereof, said crystalline fraction having a xylene insoluble fraction at 25° C. of at least 90% by weight. B) from 60 to 80% by weight of an elastomeric fraction consisting of a copolymer or blend of copolymers of propylene with one or more alpha-olefins, and optionally with minor quantities of a diene; said copolymer or blend containing ethylene in a quantity lower than 40% by weight. the fraction soluble in xylene at 25° C. of said polyolefin composition having IVgpc lower than 2.5 dl/g, Mw/Mn (GPC) equal to or higher than 4, Mz/Mw (GPC) equal to or higher than 2.Type: ApplicationFiled: May 9, 2012Publication date: March 27, 2014Applicant: Basell Poliolefine Italia S.r.l.Inventors: Paolo Goberti, Giampaolo Pellegatti, Luca Lunghi
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Publication number: 20140080953Abstract: Flexible highly filled polyolefin compositions with improved balance of properties particularly for applications where softness and ductility at low temperature is requested comprising a soft heterophasic polyolefin composition the fraction soluble in xylene at 25° C. of said polyolefin composition having IVgpc lower than 2.5 dl/g. Mw/Mn (GPC) equal to or higher than 4. Mz/Mw (GPC) equal to or higher than 2.5. Said polyolefin composition further comprising an inorganic filler (II) selected from flame-retardant inorganic fillers and inorganic oxides or salts and a further elastomeric polymer or polymer composition component (c) having flexural modulus (ISO 178) lower than 60 MPa, Shore A (ISO 868) lower than 90 and Tg (DMTA) lower than ?20° C.Type: ApplicationFiled: May 9, 2012Publication date: March 20, 2014Applicant: Basell Poliolefine Italia S.r.l.Inventors: Paolo Goberti, Giampaolo Pellegatti, Luca Lunghi
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Patent number: 8669327Abstract: A cross-linked composition obtained by cross-linking a polyolefin composition (I) comprising, all percentages being by weight: A) from 5 to 38% of a polypropylene; B) from 35 to 85% of a copolymer of ethylene with propylene, containing from 42 to 70% of ethylene and having solubility in xylene at room temperature greater than 50%; C) from 5 to 40% of a butene-1 homopolymer or copolymer having: a content of butene-1 derived units of 75% or more; a flexural modulus of 100 MPa or less; and optionally, D) from 5 to 35% of one or more polymers different from B) in composition, having a Shore A hardness value equal to or lower than 90 points, wherein the content of butene-1, if present, is of less than 50%; in which composition (I) the amounts of A), B), C) and D) are referred to the total weight of A)+B)+C) and optionally D), and when D) is present, the total weight of C)+D) is of 50% or less, referred to the total weight of A)+B)+C)+D).Type: GrantFiled: June 23, 2011Date of Patent: March 11, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Kazuhiko Minowa, Yukihiro Hisanaga, Paolo Goberti, Giampaolo Pellegatti
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Patent number: 8663763Abstract: An oriented monolayer or multilayer film, wherein the monolayer film comprises a copolymer (A1) of propylene with hexene-1 containing from 4 to 10% by weight of hexene-1 and having MFR from 0.5 to 10 g/10 min., and the multilayer film comprises at least 30% by weight of said copolymer (A1), both the monolayer and the multilayer film being obtainable with a process comprising a drawing step wherein the film is drawn with a draw ratio of at least 3, in at least one direction.Type: GrantFiled: November 5, 2010Date of Patent: March 4, 2014Assignee: Basell Poliolefine Italia S.r.l.Inventors: Michele Grazzi, Paulo Bassi, Andrea Felisati, Giampaolo Pellegatti
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Patent number: 8598277Abstract: Polyolefin composition with improved sealability comprising from 70 to 95% of one or more copolymers of propylene with one or more comonomers selected from ethylene, a C4-C8 ?-olefin and combinations thereof, where the comonomer, or comonomers, content in (A) is from 5 to 25%, and from 5 to 30% by weight of butene-1 (co)polymer (B) having a flexural modulus of 60 MPa or less.Type: GrantFiled: November 18, 2010Date of Patent: December 3, 2013Assignee: Basell Poliolefine Italia S.r.l.Inventors: Giampaolo Pellegatti, Michele Grazzi, Stefano Spataro
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Publication number: 20130317185Abstract: A novel gas phase polymerisation method is devised, for polymerisation of low and ultralow density polyethylene.Type: ApplicationFiled: November 24, 2011Publication date: November 28, 2013Applicant: Basell Polyolefine GmbHInventors: Fabiana Fantinel, Shahram Mihan, Gerhardus Meier, Ulf Schueller, Maclovio Herrera Salinas, Giampaolo Pellegatti, Gerd Mannebach
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Publication number: 20130252006Abstract: Films especially suitable for the packaging of fresh foodstuff, like salad and vegetables, due to their valuable balance of high permeability to oxygen and optimal permeability to water vapour, comprising at least one layer A) and at least one layer B), wherein the layer A) comprises a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C., and the layer B) comprises a polyolefin composition containing (all percentages being by weight): a) 10-40% of one or more propylene homopolymers or copolymers containing over 85% of propylene and having a fraction insoluble in xylene at room temperature greater than 80%; and b) 60-90 of one or more copolymers of ethylene with ?-olefin(s), containing ethylene in a quantity from 20 to 80%, and having solubility in xylene at room temperature greater than 70%.Type: ApplicationFiled: December 8, 2011Publication date: September 26, 2013Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Michele Grazzi, Andrea Felisati, Giampaolo Pellegatti
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Publication number: 20130202836Abstract: Pressure sensitive adhesive composition and multilayer easy peel re-closable structures thereof, comprising a butene-1 (co)polymer (A) having a content of butene-1 derived units of 80 wt % or more; a flexural modulus (MEF) of 80 MPa or less; a melting temperature DSC (TmI) lower than 110° C., and optionally a tackifier (B).Type: ApplicationFiled: October 18, 2011Publication date: August 8, 2013Applicant: Basell Poliolefine Italia S.r.I.Inventors: Gianluca Musacchi, Inge Elisabeth Roucourt, Giampaolo Pellegatti, Johan De Clippeleir, Stefano Spataro
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Publication number: 20130165591Abstract: Polyolefin compositions comprising, all percentages being by weight: A) from 70 to 97% of a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C.; B) from 3 to 30% of a butene-1 homopolymer or copolymer.Type: ApplicationFiled: August 31, 2011Publication date: June 27, 2013Applicant: Basell Poliolefine Italia S.r.l.Inventors: Michele Grazzi, Giampaolo Pellegatti, Letizia Baraldi
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Patent number: 8450422Abstract: A masterbatch composition comprising, all percent amounts being by weight: A) 10-45% of a homopolymer or a copolymer of propylene; B) 10-30% of a copolymer of propylene with ethylene, containing from 18 to 45% of ethylene; C) 42-60% of a copolymer of propylene with ethylene, containing from 55 to 85% of ethylene; said composition having a MFR L value from 0.01 to 10 g/10 min., a value of the intrinsic viscosity [?]sol of the fraction soluble in xylene at room temperature from 1.5 to 2.5 dl/g and a value of the ratio [?]sol/MFR L equal to or lower than 6.Type: GrantFiled: March 17, 2010Date of Patent: May 28, 2013Assignee: Basell Poliolefine Italia S.r.l.Inventors: Michele Grazzi, Giampaolo Pellegatti
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Publication number: 20130129997Abstract: An oriented monolayer or multilayer film, wherein the monolayer film comprises a copolymer (A1) of propylene with hexene-1 containing from 4 to 10% by weight of hexene-1 and having MFR from 0.5 to 10 g/10 min., and the multilayer film comprises at least 30% by weight of said copolymer (A1), both the monolayer and the multilayer film being obtainable with a process comprising a drawing step wherein the film is drawn with a draw ratio of at least 3, in at least one direction.Type: ApplicationFiled: November 5, 2010Publication date: May 23, 2013Applicant: BASELL POLIOLEFINE ITALIA S.R.L.Inventors: Michele Grazzi, Paolo Bassi, Andrea Felisati, Giampaolo Pellegatti
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Publication number: 20130116392Abstract: New plastomer material for use in automotive parts such as bumpers is devised here, which is a novel polyethylene produced by a gas phase process.Type: ApplicationFiled: May 26, 2011Publication date: May 9, 2013Applicant: BASELL POLYOLEFINE GMBHInventors: Fabiana Fantinel, Shahram Mihan, Gerhardus Meier, Ulf Schueller, Maclovio Salinas Herrera, Giampaolo Pellegatti, Gerd Mannebach
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Publication number: 20130102735Abstract: A cross-linked composition obtained by cross-linking a polyolefin composition (I) comprising, all percentages being by weight: A) from 5 to 38% of a polypropylene; B) from 35 to 85% of a copolymer of ethylene with propylene, containing from 42 to 70% of ethylene and having solubility in xylene at room temperature greater than 50%; C) from 5 to 40% of a butene-1 homopolymer or copolymer having: a content of butene-1 derived units of 75% or more; a flexural modulus of 100 MPa or less; and optionally, D) from 5 to 35% of one or more polymers different from B) in composition, having a Shore A hardness value equal to or lower than 90 points, wherein the content of butene-1, if present, is of less than 50%; in which composition (I) the amounts of A), B), C) and D) are referred to the total weight of A)+B)+C) and optionally D), and when D) is present, the total weight of C)+D) is of 50% or less, referred to the total weight of A)+B)+C)+D).Type: ApplicationFiled: June 23, 2011Publication date: April 25, 2013Applicant: BASELL POLIOLEFINE ITALIA, S.R.L.Inventors: Kazuhiko Minowa, Yukihiro Hisanaga, Paolo Goberti, Giampaolo Pellegatti