Patents by Inventor Andrey Buryak
Andrey Buryak 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: 20230340240Abstract: The present invention relates to a polyethylene composition comprising a base resin which comprises a first ethylene homo- or copolymer fraction (A) having a melt flow rate MFR2 from 1 to 150 g/10 min, preferably from 5 to 100 g/10 min, and a second ethylene copolymer fraction (B) having a content of units derived from a comonomer from 0.30 to 1.00 mol %, preferably of from 0.40 to 0.85 mol % and more preferably of from 0.45 to 0.70 mol %, wherein fraction (A) has a lower molecular weight than fraction (B) and wherein fraction (B) is present in an amount of from 45 to 70 wt. %, preferably 47 to 67 wt. %, more preferably 49 to 65 wt. %, even more preferably 50 to 62 wt. % based on the total weight of the base resin; and wherein the polyethylene composition has a melt flow rate MFR5 from 0.10 to 0.35 g/10 min, preferably from 0.10 to 0.25 g/10 min and a strain hardening modulus from 50 to 150 MPa.Type: ApplicationFiled: July 7, 2021Publication date: October 26, 2023Applicant: Borealis AGInventors: Andrey Buryak, Victor Sumerin, Anna Maria Hartl
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Publication number: 20230257489Abstract: The present invention relates to a polyethylene composition comprising a base resin which comprises (A) a first ethylene homo- or copolymer fraction, and (B) a second ethylene-hexene-1 copolymer fraction, wherein fraction (A) has a lower molecular weight than fraction (B) and wherein fraction (B) is present in an amount of from 51.0 to 58.5 wt. %, preferably 52.0 to 57.5 wt. %, more preferably 53.0 to 57.0 wt. % based on the total weight of the base resin, wherein fraction (B) of the base resin has a content of units derived from hexene-1 from 0.80 to 1.45 mol %, preferably of from 0.82 to 1.35 mol % and more preferably of from 0.85 to 1.30 mol %, wherein the base resin has a number average molecular weight Mn of 8,500 g/mol or higher, and wherein the polyethylene composition has a melt flow rate MFRs from 0.10 to 0.30 g/10 min, preferably from 0.15 to 0.28, and still more preferably from 0.16 to 0.Type: ApplicationFiled: July 7, 2021Publication date: August 17, 2023Inventors: Andrey Buryak, Victor Sumerin, Franz Ruemer, Jari Aarila, Joy Jie Cheng
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Patent number: 11339277Abstract: A polymer composition comprising a blend of two or more high density polyethylenes: (A) a first high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 0.25 g/10 min or less; and (B) a second high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 1.0 g/10 min to 20 g/10 min; wherein said polymer composition has an MFR2 of 0.25 to 15 g/10 min and wherein the components (A) and (B) combined form at least 91 wt % of said polymer composition.Type: GrantFiled: November 23, 2017Date of Patent: May 24, 2022Assignees: ABU DHABI POLYMERS COMPANY LIMITED (BOROUGE) L.L.C., BOREALIS AGInventors: Katja Klimke, Andrey Buryak, Ashish Kumar
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Publication number: 20200181373Abstract: A polymer composition comprising a blend of two or more high density polyethylenes: (A) a first high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 0.25 g/10 min or less; and (B)a second high density polyethylene having a density of at least 940 kg/m3 and an MFR2 of 1.0 g/10 min to 20 g/10 min; wherein said polymer composition has an MFR2 of 0.25 to 15 g/10 min and wherein the components (A) and (B) combined form at least 91 wt % of said polymer composition.Type: ApplicationFiled: November 23, 2017Publication date: June 11, 2020Inventors: Katja KLIMKE, Andrey BURYAK, Ashish KUMAR
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Patent number: 10435493Abstract: A multimodal polyethylene copolymer suitable for use in cable insulation comprising: (III) 45 to 55 wt % of a lower molecular weight component which is an ethylene copolymer of ethylene and at least one C3-12 alpha olefin comonomer, said LMW component having a density of 940 to 962 kg/m3 and an MFR2 of 50 to 500 g/10 min; (IV) 55 to 45 wt % of a higher molecular weight ethylene copolymer component of ethylene and at least one C3-12 alpha olefin comonomer; wherein said multimodal polyethylene copolymer has a density of 940 to 950 kg/m3, an MFR2 of 0.05 to 2.0 g/10 min and preferably at least one of crystallization half time>3.0 mins at 120.5° C., a crystallization half time>5.0 mins at 121° C. or a crystallization half time>10.0 mins at 122° C.Type: GrantFiled: December 29, 2015Date of Patent: October 8, 2019Assignees: Abu Dhabi Polymers Company Limited (Borouge) LLC, Borealis AGInventors: Andrey Buryak, Ashish Kumar, Ibrahim Ali Ahmed
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Patent number: 10414910Abstract: A multimodal polyethylene copolymer comprising: (III) 35 to 55 wt % of a lower molecular weight ethylene homopolymer component having an MFR2 of 200 to 400 g/10 min; (IV) 45 to 65 wt % of a higher molecular weight ethylene copolymer component of ethylene and at least one C3-12 alpha olefin comonomer; wherein said multimodal polyethylene copolymer has a density of 955 to 962 kg/m3, an MFR2 of 2.0 to 10 g/10 min and an Mw/Mn of more than 9.0.Type: GrantFiled: December 29, 2015Date of Patent: September 17, 2019Assignees: Abu Dhabi Polymers Company Limited (Borouge) LLC, Borealis AGInventors: Andrey Buryak, Ashish Kumar
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Patent number: 10087296Abstract: The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.Type: GrantFiled: November 3, 2015Date of Patent: October 2, 2018Assignee: BOREAUS AGInventors: Carl-Gustav Ek, Anneli Pakkanen, Albrecht Dix, Thomas Steffl, Andrey Buryak
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Publication number: 20180022905Abstract: A multimodal polyethylene copolymer comprising: (III) 35 to 55 wt % of a lower molecular weight ethylene homopolymer component having an MFR2 of 200 to 400 g/10 min; (IV) 45 to 65 wt % of a higher molecular weight ethylene copolymer component of ethylene and at least one C3-12 alpha olefin comonomer; wherein said multimodal polyethylene copolymer has a density of 955 to 962 kg/m3, an MFR2 of 2.0 to 10 g/10 min and an Mw/Mn of more than 9.0.Type: ApplicationFiled: December 29, 2015Publication date: January 25, 2018Inventors: Andrey BURYAK, Ashish KUMAR
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Publication number: 20170349685Abstract: A multimodal polyethylene copolymer suitable for use in cable insulation comprising: (III) 45 to 55 wt % of a lower molecular weight component which is an ethylene copolymer of ethylene and at least one C3-12 alpha olefin comonomer, said LMW component having a density of 940 to 962 kg/m3 and an MFR2 of 50 to 500 g/10 min; (IV) 55 to 45 wt % of a higher molecular weight ethylene copolymer component of ethylene and at least one C3-12 alpha olefin comonomer; wherein said multimodal polyethylene copolymer has a density of 940 to 950 kg/m3, an MFR2 of 0.05 to 2.0 g/10 min and preferably at least one of crystallization half time>3.0 mins at 120.5° C., a crystallization half time>5.0 mins at 121° C. or a crystallization half time>10.0 mins at 122° C.Type: ApplicationFiled: December 29, 2015Publication date: December 7, 2017Inventors: Andrey BURYAK, Ashish KUMAR, Ibrahim ALI AHMED
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Patent number: 9527934Abstract: The present application relates to a polyethylene composition comprising a base resin being a copolymer of ethylene with at least one alpha olefin comonomer having from 3 to 12 carbon atoms, the base resin having a density of more than 940.0 kg/m3 and equal to or less than 952.5 kg/m3, determined according to ISO 1 183-1:2004, wherein the composition has a melt flow rate MFR5 (190° C., 5 kg) of 0.10 to 3.0 g/10 min, determined according to ISO 1 133, a storage modulus of G (2 kPa) of 600 Pa to 900 Pa, a shear thinning index SHI2.7/210 of 20 to 50 and the composition has an elongation at break (EB) at ?45° C. in dependence of the molar comonomer content (mol. CC) of the base resin following the following equation EB[%]>175[%/mol %]·mol. CC[mol %], whereby the elongation at break (EB) is determined according to ISO 527-1 at a temperature of ?45° C. and the molar co-monomer content (mol.Type: GrantFiled: September 24, 2014Date of Patent: December 27, 2016Assignee: Borealis AGInventors: Andrey Buryak, Kurt Stubenrauch
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Patent number: 9441062Abstract: A multimodal polyethylene polymer having an MFR2 of 0.05 to 10.0 g/10 min, a density of 940 kg/m3 or more, a tensile modulus of 900 MPa or more wherein Formula (I).Type: GrantFiled: May 9, 2014Date of Patent: September 13, 2016Assignees: Abu Dhabi Polymers Company Limited (Borouge), LLC, Borealis AGInventors: Andrey Buryak, Christian Rein, Luc Monnissen, Geir Kristian Johnsen, Joy Cheng
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Publication number: 20160122448Abstract: The present application relates to a polyethylene composition comprising a base resin being a copolymer of ethylene with at least one alpha olefin comonomer having from 3 to 12 carbon atoms, the base resin having a density of more than 940.0 kg/m3 and equal to or less than 952.5 kg/m3, determined according to ISO 1 183-1:2004, wherein the composition has a melt flow rate MFRS (190° C., 5 kg) of 0.10 to 3.0 g/10 min, determined according to ISO 1 133, a storage modulus of G? (2 kPa) of 600 Pa to 900 Pa, a shear thinning index SHI2.7/210 of 20 to 50 and the composition has an elongation at break (EB) at ?45° C. in dependence of the molar comonomer content (mol. CC) of the base resin following the following equation EB [%]?175 [%/mol %]·mol. CC [mol %], whereby the elongation at break (EB) is determined according to ISO 527-1 at a temperature of ?45° C. and the molar co-monomer content (mol.Type: ApplicationFiled: September 24, 2014Publication date: May 5, 2016Applicant: Borealis AGInventors: Andrey Buryak, Kurt Stubenrauch
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Publication number: 20160083488Abstract: A multimodal polyethylene polymer having an MFR2 of 0.05 to 10.0 g/10 min, a density of 940 kg/m3 or more, a tensile modulus of 900 MPa or more wherein Formula (I).Type: ApplicationFiled: May 9, 2014Publication date: March 24, 2016Applicants: BOREALIS AG, ABU DHABI POLYMERS COMPANY LIMITED (BOROUGE) L.L.C.Inventors: Andrey BURYAK, Christian REIN, Luc MONNISSEN, Geir Kristian JOHNSEN, Joy CHENG
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Publication number: 20160060411Abstract: The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.Type: ApplicationFiled: November 3, 2015Publication date: March 3, 2016Inventors: CARL-GUSTAV EK, ANNELI PAKKANEN, ALBRECHT DIX, THOMAS STEFFL, ANDREY BURYAK
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Patent number: 8759448Abstract: A high density polyethylene moulding composition having a multimodal molecular weight distribution, having a density according to ISO 1183 at 23° C. in the range of 945 to 965 kg/m3 and an MFR190/2 according to ISO 1133 in the range of 0.05 to 25 g/10 min, said polyethylene moulding composition comprising at least three ethylene polymer fractions having distinct molecular weights: A) 15 to 50 wt % of a low molecular weight ethylene homopolymer fraction with a weight average molecular weight Mw in the range of 15 to 40 kg/mol; B) 15 to 50 wt % of a medium molecular weight ethylene homopolymer fraction with a weight average molecular weight Mw in the range of 70 to 180 kg/mol; and C) 15 to 50 wt % of a high molecular weight ethyleve copolymer fraction with a weight average molecular weight Mw in the range of 200 to 400 kg/mol; and wherein the composition has: a tensile modulus according to ISO 527-2: 1993 measured on compression moulded samples of at least 800 MPa; a Charpy impact strength CIS (23° C.Type: GrantFiled: January 27, 2011Date of Patent: June 24, 2014Assignee: Borealis AGInventors: Andrey Buryak, Albrecht Dix, Balakantha Rao Kona
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Patent number: 8674024Abstract: A polyethylene moulding composition having a multimodal molecular weight distribution, having a density according to ISO 1183 at 23° C. in the range of 920 to 960 kg/m3 and an MFR190/2 according to ISO 1133 in the range of 0.Type: GrantFiled: January 27, 2011Date of Patent: March 18, 2014Assignee: Borealis AGInventors: Andrey Buryak, Albrecht Dix, Magnus Palmlof, Anneli Pakkanen, Christian Piel, Ayodele Olutayo Fiola, Tore Dreng, Janne Maaranen, Alexander Krajete, Susana Filipe
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Publication number: 20130030125Abstract: A polyethylene moulding composition having a multimodal molecular weight distribution, having a density according to ISO 1183 at 23° C. in the range of 920 to 960 kg/m3 and an MFR190/2 according to ISO 1133 in the range of 0.Type: ApplicationFiled: January 27, 2011Publication date: January 31, 2013Applicant: BOREALIS AGInventors: Andrey Buryak, Albrecht Dix, Magnus Palmlof, Anneli Pakkanen, Christian Piel, Ayodele Olutayo Fiola, Tore Dreng, Janne Maaranen, Alexander Krajete, Susana Filipe
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Publication number: 20130018154Abstract: A high density polyethylene moulding composition having a multimodal molecular weight distribution, having a density according to ISO 1183 at 23° C. in the range of 945 to 965 kg/m3 and an MFR190/2 according to ISO 1133 in the range of 0.05 to 25 g/10 min, said polyethylene moulding composition comprising at least three ethylene polymer fractions having distinct molecular weights: A) 15 to 50 wt % of a low molecular weight ethylene homopolymer fraction with a weight average molecular weight Mw in the range of 15 to 40 kg/mol; B) 15 to 50 wt % of a medium molecular weight ethylene homopolymer fraction with a weight average molecular weight Mw in the range of 70 to 180 kg/mol; and C) 15 to 50 wt % of a high molecular weight ethyleve copolymer fraction with a weight average molecular weight Mw in the range of 200 to 400 kg/mol; and wherein the composition has: a tensile modulus according to ISO 527-2: 1993 measured on compression moulded samples of at least 800 MPa; a Charpy impact strength CIS (23° C.Type: ApplicationFiled: January 27, 2011Publication date: January 17, 2013Applicant: BOREALIS AGInventors: Andrey Buryak, Albrecht Dix, Balakantha Rao Kona
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Publication number: 20110253418Abstract: The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.Type: ApplicationFiled: October 12, 2009Publication date: October 20, 2011Applicant: BOREALIS AGInventors: Carl-Gustav Ek, Anneli Pakkanen, Albrecht Dix, Thomas Steffl, Andrey Buryak