Patents by Inventor Peter Niedersuess
Peter Niedersuess 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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Patent number: 12187881Abstract: Provided are multilayer polymer films comprising LLDPE, LDPE and a random propylene-ethylene copolymer which films suitable for packaging applications and are mechanically recyclable, and to recycled polymer compositions formed by mechanically recycling such films. The recycled polymer compositions may be combined with a polypropylene random copolymer and used to form further polymer films suitable for packaging applications applications.Type: GrantFiled: June 29, 2021Date of Patent: January 7, 2025Assignee: BOREALIS AGInventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Christian Goetzloff
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Patent number: 12162251Abstract: The present invention relates to a multilayer film comprising at least two outer layers and at least one core layer, at least one of the outer layers comprises component a1), the other outer layer comprises component a1) or a2). Component a1) is a terpolymer of propylene, ethylene and one C4 to C10 ?-olefin; having ethylene content in the range of 0.1 to 8.0 wt.-%, C4 to C10 ?-olefin content in the range of 0.1 to 16.0 wt.-%, and a melt flow rate MFR2 0.5 to 12.0 g/10 min. Component a2) is a polypropylene having a melting temperature of at least 150° C. The core layer comprises a heterophasic propylene copolymer b) having MFR2 of 0.3 to 20.0 g/10 min, XCS content of 16.0 to 50.0 wt.-%, and comonomer content of 11.5 to 21.0 mol-%, comprising a matrix being a random propylene copolymer b1) and an elastomeric propylene copolymer b2) dispersed in said matrix.Type: GrantFiled: December 1, 2020Date of Patent: December 10, 2024Assignee: BOREALIS AGInventors: Stefan Ortner, Peter Niedersuess, Luca Boragno, Markus Gahleitner
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Patent number: 12151455Abstract: The present invention is directed to a multilayer structure. More specifically, the present invention is directed to a polypropylene multilayer extrusion laminate structure which provides sufficient thermal resistance and mechanical properties, and which multilayer structure can be recycled. The present invention is further directed to a process for producing the multilayer structure by an extrusion lamination process.Type: GrantFiled: May 15, 2020Date of Patent: November 26, 2024Assignee: BOREALIS AGInventors: Auli Nummila-Pakarinen, Stefan Ortner, Peter Niedersuess, Josefien Swagten-Linssen
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Publication number: 20240158544Abstract: The present invention relates to a coated article comprising at least a substrate layer (SL), a first coating layer (CL1) and a second coating layer (CL2), wherein CL2 comprises a polypropylene composition comprising (A) a polypropylene homopolymer having a melt flow rate MFR2 (230° C./2.16 kg) measured according to ISO 1133 in the range from 10 to 40 g/10 min; a melting temperature Tm as determined by DSC according to ISO 11357 in the range from 149 to 162° C.; and a molecular weight distribution MWD in the range from 2.4 to 4.5 as determined by GPC; and/or (B) an ethylene propylene random copolymer having a melt flow rate MFR2 (230° C./2.16 kg) measured according to ISO 1133 in the range from 4 to 40 g/10 min; a melting temperature Tm as determined by DSC according to ISO 11357 in the range from 115 to 145° C.; and a number of 2,1 and 3,1 regio defects in the range from 0.01 to 1.2 mol-% as measured by 13C NMR; and wherein SL and CL1 are polypropylene-based layers.Type: ApplicationFiled: February 11, 2022Publication date: May 16, 2024Applicant: BOREALIS AGInventors: Jingbo WANG, Markus GAHLEITNER, Klaus BERNREITNER, Pauli LESKINEN, Peter NIEDERSUESS, Auli NUMMILA-PAKARINEN, Stefan ORTNER
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Publication number: 20240100816Abstract: Polypropylene-based multilayer film, which is biaxially oriented, a process for manufacturing the biaxially oriented multilayer film and its use in flexible packaging.Type: ApplicationFiled: March 30, 2022Publication date: March 28, 2024Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Stefan Ortner
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Patent number: 11904580Abstract: The present invention relates to a multilayer blown film including at least one skin layer (A) including a Ziegler Natta catalyzed heterophasic propylene copolymer (HECO) and one inner layer (B) including a metallocene catalyzed propylene based random copolymer (PRC), and optionally one core layer (C) including either a Ziegler Natta catalyzed heterophasic propylene copolymer (HECO) or a metallocene catalyzed propylene based random copolymer (PRC).Type: GrantFiled: May 14, 2021Date of Patent: February 20, 2024Assignee: BOREALIS AGInventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Stefan Ortner
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Publication number: 20230406971Abstract: Process for the production of a polypropylene based article having improved surface tension retention, and polypropylene based article having improved surface tensionType: ApplicationFiled: September 8, 2021Publication date: December 21, 2023Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Stefan Ortner
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Publication number: 20230382091Abstract: The present invention relates to a multilayer blown film comprising at least one skin layer (A) comprising a Ziegler Natta catalyzed heterophasic propylene copolymer (HECO) and one inner layer (B) comprising a metallocene catalyzed propylene based random copolymer (PRC), and optionally one core layer (C) comprising either a Ziegler Natta catalyzed heterophasic propylene copolymer (HECO) or a metallocene catalyzed propylene based random copolymer (PRC).Type: ApplicationFiled: May 14, 2021Publication date: November 30, 2023Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Stefan Ortner
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Publication number: 20230257567Abstract: The present invention relates to a film, preferably an unoriented film, comprising a polypropylene composition comprising a random copolymer of propylene monomer units and ethylene comonomer units, wherein the random copolymer has a content of ethylene comonomer units of from 0.5 to 4.0 wt %, based on the total weight amount of monomer units in the random copolymer, the polypropylene composition has a melt flow rate MFR2 of from 0.5 to 20.0 g/10 min, determined according to ISO 1133 at a temperature of 230° C. and a load of 2.16 kg, and the film has a tensile modulus in machine direction TM-MD in the range of from 450 to 850 MPa, when measured according to ISO 527-3 on a 50 ?m monolayer cast film, a process for producing such a film and the use of such a polypropylene composition for the production of a film with an improved balance of properties of tensile modulus and protrusion impact.Type: ApplicationFiled: August 25, 2021Publication date: August 17, 2023Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Stefan Ortner
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Publication number: 20230242749Abstract: Provided are multilayer polymer films comprising LLDPE, LDPE and a random propylene-ethylene copolymer which films suitable for packaging applications and are mechanically recyclable, and to recycled polymer compositions formed by mechanically recycling such films. The recycled polymer compositions may be combined with a polypropylene random copolymer and used to form further polymer films suitable for packaging applications applications.Type: ApplicationFiled: June 29, 2021Publication date: August 3, 2023Inventors: Jingbo Wang, Markus GAHLEITNER, Klaus BERNREITNER, Pauli LESKINEN, Peter NIEDERSUESS, Christian GOETZLOFF
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Publication number: 20230212338Abstract: Blown films, especially monolayer blown films, with an improved property profile, the blown films comprising at least 95.0 wt% of a specific heterophasic propylene copolymer (TERHECO).Type: ApplicationFiled: April 9, 2021Publication date: July 6, 2023Applicant: Borealis AGInventors: Jingbo WANG, Markus GAHLEITNER, Klaus BERNREITNER, Pauli LESKINEN, Peter NIEDERSUESS, Stefan ORTNER
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Publication number: 20230203334Abstract: The present invention relates to use of a polypropylene composition comprising a polypropylene having—a melt flow rate MFR2 (230° C./2.16 kg) measured according to ISO 1133 of 10 to 40 g/10 min, —a melting temperature Tm as determined by DSC according to ISO 11357 of 149 to 160° C., and—a molecular weight distribution MWD of 2.4 to 4.5 as determined by GPC, for extrusion coating of an article, to a process for extrusion coating of an article and to an extrusion coated article.Type: ApplicationFiled: May 26, 2021Publication date: June 29, 2023Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess, Auli Nummila-Pakarinen
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Publication number: 20230001674Abstract: The present invention relates to a multilayer film comprising at least two outer layers (A) and (C) and at least one core layer (B), at least one of the outer layers (A) and/or (C) comprises component a1), whereas the other outer layer comprises component a1) or a2), whereby component a1) is a terpolymer of propylene, ethylene and one C4 to C10 ?-olefin; whereby said terpolymer a1) has an ethylene content in the range of 0.1 to 8.0 wt.-% based on the total weight of the terpolymer a1); a C4 to C10 ?-olefin content in the range of 0.1 to 16.0 wt.-% based on the total weight of the terpolymer a1); and a melt flow rate MFR2 measured according to ISO 1133 (230° C., 2.16 kg load) in the range of 0.5 to 12.0 g/10 min; component a2) is a polypropylene having a melting temperature of at least 150° C.Type: ApplicationFiled: December 1, 2020Publication date: January 5, 2023Inventors: Stefan Ortner, Peter Niedersuess, Luca Boragno, Markus Gahleitner
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Publication number: 20220332931Abstract: The present invention relates to a heterophasic polypropylene composition with an improved property profile, e.g. improved balance of toughness, softness and haze, comprising a heterophasic propylene copolymer and a copolymer of propylene and 1-hexene.Type: ApplicationFiled: September 18, 2020Publication date: October 20, 2022Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Pauli Leskinen, Peter Niedersuess
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Publication number: 20220234337Abstract: The present invention is directed to a multilayer structure. More specifically, the present invention is directed to a polypropylene multilayer extrusion laminate structure which provides sufficient thermal resistance and mechanical properties, and which multilayer structure can be recycled. The present invention is further directed to a process for producing the multilayer structure by an extrusion lamination process.Type: ApplicationFiled: May 15, 2020Publication date: July 28, 2022Applicant: BOREALIS AGInventors: Auli NUMMILA-PAKARINEN, Stefan ORTNER, Peter NIEDERSUESS, Josefien SWAGTEN-LINSSEN
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Patent number: 10351284Abstract: A process for collation shrink wrapping an object that may include a number of individual containers, preferably a number of substantially identical containers. The process may include the steps of (i) obtaining a binding tape that is a film uniaxially oriented in the machine direction (MD) and wrapping the tape around the object, (ii) sealing the ends of the now wrapped binding tape (i.e., to form a loop), (iii) obtaining a collation shrink film that may include a multimodal linear low density polyethylene (LLDPE), the film being a stretched film that is uniaxially oriented in the machine direction (MD) in a draw ratio of at least 1:3, (iv) wrapping the collation shrink film around the object of step (ii), (v) heating the wrapped object of step (iv) such that the tape shrinks in its machine direction and the collation shrink film shrinks in its machine direction.Type: GrantFiled: April 17, 2013Date of Patent: July 16, 2019Assignee: Borealis AGInventors: Peter Niedersuess, Minna Aarnio-Winterhof
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Patent number: 10328678Abstract: A multilayer machine direction oriented film comprising at least an (A) layer and (B) layer, at least one of said (A) layer or (B) layer comprising at least 50 wt % of a multimodal linear low density polyethylene (LLDPE) having a density of 905 to 940 kg/m3 and an MFR2 of 0.01 to 20 g/10 min and comprising a lower molecular weight (LMW) component and a higher molecular weight (HMW) component; wherein said LMW component is an ethylene homopolymer and said HMW component is an ethylene polymer of ethylene with at least two C4-12 alpha olefins; wherein said film is a stretched film which is uniaxially oriented in the machine direction (MD) in a draw ratio of at least 1:3 and has a film thickness of at least 40 microns (after stretching) and wherein said film does not comprise a layer in which more than 50 wt % of said layer comprises a polymer component having a melting point (Tm) of 100° C. or less.Type: GrantFiled: November 19, 2014Date of Patent: June 25, 2019Assignee: BOREALIS AGInventors: Auli Nummila-Pakarinen, Peter Niedersuess
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Patent number: 10287074Abstract: A process for collation shrink wrapping an object that may include a number of individual product containers, preferably substantially identical product containers. The process may include the steps of (i) obtaining a collation shrink film that may include a multimodal linear low density polyethylene (LLDPE), the film being a stretched film that is uniaxially oriented in the machine direction (MD) in a draw ratio of at least 1:3, (ii) wrapping the object in the film, and (iii) heating the object wrapped in the film in order to collation shrink the film around the object.Type: GrantFiled: April 17, 2013Date of Patent: May 14, 2019Assignee: Borealis AGInventors: Peter Niedersuess, Minna Aarnio-Winterhof, Paulo Cavacas
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Patent number: 10184043Abstract: The present invention relates to a blown film made of a composition comprising a) a propylene heterophasic copolymer (A) with a matrix propylene polymer and an ethylene-propylene-rubber characterized in that the film has been monoaxially oriented in the machine direction with a stretch ratio of 1:1.1 to 1:10, to a process for making such a film, to the use of said composition in making such a film, and to an article comprising such a film.Type: GrantFiled: December 11, 2006Date of Patent: January 22, 2019Assignee: BOREALIS TECHNOLOGY OYInventors: Peter Niedersuess, Manfred Kirchberger, Ole Jan Myhre
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Publication number: 20160271917Abstract: A multilayer machine direction oriented film comprising at least an (A) layer and (B) layer, at least one of said (A) layer or (B) layer comprising at least 50 wt % of a multimodal linear low density polyethylene (LLDPE) having a density of 905 to 940 kg/m3 and an MFR2 of 0.01 to 20 g/10 min and comprising a lower molecular weight (LMW) component and a higher molecular weight (HMW) component; wherein said LMW component is an ethylene homopolymer and said HMW component is an ethylene polymer of ethylene with at least two C4-12 alpha olefins; wherein said film is a stretched film which is uniaxially oriented in the machine direction (MD) in a draw ratio of at least 1:3 and has a film thickness of at least 40 microns (after stretching) and wherein said film does not comprise a layer in which more than 50 wt % of said layer comprises a polymer component having a melting point (Tm) of 100° C. or less.Type: ApplicationFiled: November 19, 2014Publication date: September 22, 2016Applicant: BOREALIS AGInventors: Auli NUMMILA-PAKARINEN, Peter NIEDERSUESS