Patents by Inventor Andrei Gonioukh
Andrei Gonioukh 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: 10562986Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor, wherein the process comprises monitoring the surrounding of the production line with respect to an occurrence of a leakage of monomers or of reaction mixture by an IR point detector arrangement of at least three groups of IR point detectors which are capable of detecting hydrocarbons and the groups of IR point detectors are operating according to a voting logic and starting automatically an emergency pressure release program when a group of IR point detectors of the IR point detector arrangement detects the presence of hydrocarbons.Type: GrantFiled: May 9, 2017Date of Patent: February 18, 2020Assignee: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Sven Wolfram
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Patent number: 10472428Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor which is installed within a protective enclosure, wherein the production line is monitored with respect to an occurrence of a leakage of monomers or of reaction mixture and a water based deluge system, which provides droplets of a diameter in a range from 25 ?m to 20 mm to the enclosed area, is automatically started with a minimum flow rate of 10 L/min per m2 of enclosed area when a leakage of monomers or of reaction mixture is detected.Type: GrantFiled: May 9, 2017Date of Patent: November 12, 2019Assignee: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Siegfried Mischok
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Patent number: 10364306Abstract: The present disclosure provides a low density polyethylene (LDPE) having (A) a density from 0.910 to 0.924 g/cm3, determined according to ISO 1183 at 23° C.; (B) an elongational hardening of at least 4.2, at 150° C. at an elongational rate of 1 s?1; (C) a ratio Mw/Mn of at least 18, where (i) Mw is the weight average molar mass, measured by a MALLS detector coupled to a GPC, and (ii) Mn is the number average molar mass, measured by GPC (Gel Permeation Chromatography); and (D) a Mw of at least 230,000 g/mol. The present disclosure also provides an article of manufacture made from or containing (A) a substrate and (B) a coating layer made from or containing the disclosed LDPE. The present disclosure further provides a polymerization process occurring (A) in the presence of oxygen as the only radical initiating agent and (B) in the absence of solvents.Type: GrantFiled: September 9, 2015Date of Patent: July 30, 2019Assignee: Basell Polyolefine GmbHInventors: Sebastian Weiand, Andrei Gonioukh, Stephan Schmitz, Andre-Armand Finette, Guido Bürger, Guido Küpper, Thomas Herrmann, Iakovos Vittorias, Dieter Lilge, Gerd Mannebach
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Patent number: 10358510Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor, wherein at least one of a pre-heater or pre-cooler, a polymerization reactor or a post reactor cooler is composed of tubes of a length from 5 m to 25 m which are flanged together, either directly or via bends, and the flanges are covered by a chimney construction, and wherein air is conveyed through the chimney construction and the air exiting the chimney construction is monitored with respect to the hydrocarbons concentration.Type: GrantFiled: May 9, 2017Date of Patent: July 23, 2019Assignee: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Sven Wolfram
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Publication number: 20190177447Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor, wherein at least one of a pre-heater or pre-cooler, a polymerization reactor or a post reactor cooler is composed of tubes of a length from 5 m to 25 m which are flanged together, either directly or via bends, and the flanges are covered by a chimney construction, and wherein air is conveyed through the chimney construction and the air exiting the chimney construction is monitored with respect to the hydrocarbons concentration.Type: ApplicationFiled: May 9, 2017Publication date: June 13, 2019Applicant: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Sven Wolfram
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Publication number: 20190169318Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor which is installed within a protective enclosure, wherein the production line is monitored with respect to an occurrence of a leakage of monomers or of reaction mixture and a water based deluge system, which provides droplets of a diameter in a range from 25 ?m to 20 mm to the enclosed area, is automatically started with a minimum flow rate of 10 L/min per m2 of enclosed area when a leakage of monomers or of reaction mixture is detected.Type: ApplicationFiled: May 9, 2017Publication date: June 6, 2019Applicant: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Siegfried Mischok
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Patent number: 10308738Abstract: The present disclosure relates to a plant for performing polymerization, such as the polymerization of ethylene, having a recycle connection with two or more cooling channels arranged in parallel, a process for polymerization and downstream processes, and a plant for polymerization, comprising the following plant components in fluid communication: a) A reactor with an inlet side and an outlet side; b) A recycle connection positioned in fluid communication between the outlet side of the reactor and the inlet side of the reactor; wherein the recycle connection comprises two or more cooling channels arranged in parallel.Type: GrantFiled: June 14, 2016Date of Patent: June 4, 2019Assignee: Basell Polyolefine GmbHInventors: Christoph Wolf, Andre-Armand Finette, Andrei Gonioukh, Dieter Littmann, Thomas Herrmann, Georg Groos
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Publication number: 20190135950Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers at pressures in the range of from 110 MPa to 500 MPa in a production line comprising a continuously operated polymerization reactor, wherein the process comprises monitoring the surrounding of the production line with respect to an occurrence of a leakage of monomers or of reaction mixture by an IR point detector arrangement of at least three groups of IR point detectors which are capable of detecting hydrocarbons and the groups of IR point detectors are operating according to a voting logic and starting automatically an emergency pressure release program when a group of IR point detectors of the IR point detector arrangement detects the presence of hydrocarbons.Type: ApplicationFiled: May 9, 2017Publication date: May 9, 2019Applicant: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Thomas Herrmann, Dieter Littmann, Andre-Armand Finette, Sven Wolfram
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Publication number: 20180171044Abstract: The present disclosure relates to a plant for performing polymerization, such as the polymerization of ethylene, having a recycle connection with two or more cooling channels arranged in parallel, a process for polymerization and downstream processes, and a plant for polymerization, comprising the following plant components in fluid communication: a) A reactor with an inlet side and an outlet side; b) A recycle connection positioned in fluid communication between the outlet side of the reactor and the inlet side of the reactor; wherein the recycle connection comprises two or more cooling channels arranged in parallel.Type: ApplicationFiled: June 14, 2016Publication date: June 21, 2018Applicant: Basell Polyolefine GmbHInventors: Christoph Wolf, Andre-Armand Finette, Andrei Gonioukh, Dieter Littmann, Thomas Herrmann, Georg Groos
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Patent number: 9908950Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers in the presence of free-radical polymerization initiators, wherein the polymerization is carried out at temperatures from 100° C. to 350° C. and pressures in the range of from 110 MPa to 500 MPa in a continuously operated polymerization reactor which is controlled by a pressure control valve at the outlet of the polymerization reactor, the process comprising continuously monitoring the pressure within the polymerization reactor, feeding a pressure signal to a controller for controlling the control valve and having the controller altering the opening of the pressure control valve to control the pressure within the polymerization reactor, wherein the controller starts an emergency shutdown program when the pressure control valve closes more than a preset threshold value and the pressure within the polymerization reactor decreases below a preset pressure threshold.Type: GrantFiled: February 22, 2016Date of Patent: March 6, 2018Assignee: Basell Polyolefine GmbHInventors: Sven Wolfram, Andre-Armand Finette, Udo Backes, Andrei Gonioukh, Hicran Cabuk
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Publication number: 20180030160Abstract: A process for polymerizing or copolymerizing ethylenically unsaturated monomers in the presence of free-radical polymerization initiators, wherein the polymerization is carried out at temperatures from 100° C. to 350° C. and pressures in the range of from 110 MPa to 500 MPa in a continuously operated polymerization reactor which is controlled by a pressure control valve at the outlet of the polymerization reactor, the process comprising continuously monitoring the pressure within the polymerization reactor, feeding a pressure signal to a controller for controlling the control valve and having the controller altering the opening of the pressure control valve to control the pressure within the polymerization reactor, wherein the controller starts an emergency shutdown program when the pressure control valve closes more than a preset threshold value and the pressure within the polymerization reactor decreases below a preset pressure threshold.Type: ApplicationFiled: February 22, 2016Publication date: February 1, 2018Applicant: Basell Polyolefine GmbHInventors: Sven Wolfram, Andre-Armand Finette, Udo Backes, Andrei Gonioukh, Hicran Cabuk
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Publication number: 20170218103Abstract: The present disclosure provides a low density polyethylene (LDPE) having (A) a density from 0.910 to 0.924 g/cm3, determined according to ISO 1183 at 23° C.; (B) an elongational hardening of at least 4.2, at 150° C. at an elongational rate of 1 s?1; (C) a ratio Mw/Mn of at least 18, where (i) Mw is the weight average molar mass, measured by a MALLS detector coupled to a GPC, and (ii) Mn is the number average molar mass, measured by GPC (Gel Permeation Chromatography); and (D) a Mw of at least 230,000 g/mol. The present disclosure also provides an article of manufacture made from or containing (A) a substrate and (B) a coating layer made from or containing the disclosed LDPE. The present disclosure further provides a polymerization process occurring (A) in the presence of oxygen as the only radical initiating agent and (B) in the absence of solvents.Type: ApplicationFiled: September 9, 2015Publication date: August 3, 2017Applicant: Basell Polyolefine GmbHInventors: Sabastian Weiand, Andrei Gonioukh, Stephan Schmitz, Andre-Armand Finette, Guido Bürger, Guido Küpper, Thomas Herrmann, Iakovos Vittorias, Dieter Lilge, Gerd Mannebach
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Patent number: 9243082Abstract: Process for polymerizing or copolymerizing ethylenically unsaturated monomers in the presence of free-radical polymerization initiators at pressures in the range of from 110 MPa to 500 MPa and temperatures in the range of from 100° C. to 350° C. in a continuously operated polymerization apparatus, wherein the reaction gas composition is compressed to the polymerization pressure by at least two sequentially operating compressors in which a low-pressure compressor first compresses the reaction gas composition to a pressure of from 10 MPa to 50 MPa and a high-pressure compressor then further compresses the reaction gas composition to the polymerization pressure wherein the high-pressure compressor is operated with a polyalkylene glycol based synthetic lubricant and oxygen is introduced into the fresh gas feed or into the polymerization apparatus in an amount that the gas composition to be compressed in the high-pressure compressor has an oxygen content in the range of from 0.01 ppm to 0.9 ppm.Type: GrantFiled: November 1, 2012Date of Patent: January 26, 2016Assignee: Basell Polyolefine GmbHInventors: Klaus Berhalter, Andrei Gonioukh, Thomas Herrmann, David Finotto, Gilles Rieu, Laurent Hautier, Christoph Treis
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Publication number: 20140288248Abstract: Process for polymerizing or copolymerizing ethylenically unsaturated monomers in the presence of free-radical polymerization initiators at pressures in the range of from 110 MPa to 500 MPa and temperatures in the range of from 100° C. to 350° C. in a continuously operated polymerization apparatus, wherein the reaction gas composition is compressed to the polymerization pressure by at least two sequentially operating compressors in which a low-pressure compressor first compresses the reaction gas composition to a pressure of from 10 MPa to 50 MPa and a high-pressure compressor then further compresses the reaction gas composition to the polymerization pressure wherein the high-pressure compressor is operated with a polyalkylene glycol based synthetic lubricant and oxygen is introduced into the fresh gas feed or into the polymerization apparatus in an amount that the gas composition to be compressed in the high-pressure compressor has an oxygen content in the range of from 0.01 ppm to 0.9 ppm.Type: ApplicationFiled: November 1, 2012Publication date: September 25, 2014Inventors: Klaus Berthalter, Andrei Gonioukh, Thomas Hermann, David Finotto, Gilles Rieu, Laurent Hautier, Christop Treis
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Publication number: 20130333832Abstract: Process for preparing ethylene homopolymers or copolymers in the presence of free-radical polymerization initiator and at least one chain transfer agent at pressures in the range of from 110 MPa to 350 MPa and temperatures in the range of from 100° C. to 350° C. in a tubular reactor with at least two reaction zones having different concentrations of the chain transfer agent, wherein the concentration of the chain transfer agent in the first reaction zone is less than 70% of the concentration of the chain transfer agent in the reaction zone with the highest concentration of the chain transfer agent, ethylene homopolymers or copolymers obtainable by such a process, the use of the ethylene homopolymers or copolymers for extrusion coating and a process for extrusion coating a substrate selected from the group consisting of paper, paperboard, polymeric film, and metal, with such ethylene homopolymers or copolymers.Type: ApplicationFiled: March 1, 2012Publication date: December 19, 2013Applicant: Basell Polyolefine GmbHInventors: Iakovos Vittorias, Barbara Gall, Sebastian Weiand, Andrei Gonioukh, Stephan Schmitz, Klaus Berhalter, Gerd Mannebach, Markus Busch, Thomas Herrmann
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Patent number: 7737229Abstract: The invention relates to a process for the continuous preparation of ethylene homopolymers or copolymers in the presence of free-radical polymerization initiators and, if desired, molecular weight regulators at from 120° C. to 350° C. and pressures in the range from 100 to 4000 bar, in which the polymer is separated from unpolymerized ethylene in a high-pressure stage at a pressure of from 100 to 500 bar and at least one low-pressure stage at a pressure of from 1 to 100 bar and the ethylene separated off in the high-pressure stage is separated from remaining monomeric, oligomeric and/or polymeric constituents and recirculated to the inlet of the tube reactor in a high-pressure circuit and the ethylene separated off in the low-pressure stage is separated from remaining monomeric, oligomeric and/or polymeric constituents and recirculated to the inlet of the tube reactor in a low-pressure circuit. The initiator is used as a solution in an isoparaffinic solvent having a boiling point of not more than 160° C.Type: GrantFiled: October 27, 2004Date of Patent: June 15, 2010Assignee: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Gernot Köhler, Theo Teuber, Thomas Dröge
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Patent number: 7273940Abstract: Bisimine compounds of the formula (I) where the symbols have the following meanings: A is a nonmetal selected from among N, S, O and P, R1 is a radical of the formula NR5R6, R2 is a radical of the formula NR5R6 or NR7R8, alkyl, aryl or cycloalkyl, R5 and R6 together with the N atom form a 5-, 6- or 7-membered ring in which one or more of the —CH— or —CH2— groups may be replaced by suitable heteroatom groups and which may be saturated or unsaturated and unsubstituted or substituted or be fused with further carbacyclic or heterocarbacyclic 5- or 6-membered rings which may in turn be saturated or unsaturated and substituted or unsubstituted, and R7 and R8 are, independently of one another, alkyl, aryl or cycloalkyl radicals, and R3, R4 are, independently of one another, H or alkyl, aryl or cycloalkyl radicals, and n is 1 or 2, are used to prepare bisimidinato complexes which can be used in the polymerization of unsaturated compounds.Type: GrantFiled: October 7, 2004Date of Patent: September 25, 2007Assignee: Basell Polyolefine GmbHInventors: Marc Oliver Kristen, Andrei Gonioukh, Dieter Lilge, Stephan Lehmann, Benno Bildstein, Christoph Amort, Michael Malaun
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Publication number: 20070123678Abstract: The invention relates to a process for the continuous preparation of ethylene homopolymers or copolymers in the presence of free-radical polymerization initiators and, if desired, molecular weight regulators at from 120° C. to 350° C. and pressures in the range from 100 to 4000 bar, in which the polymer is separated from unpolymerized ethylene in a high-pressure stage at a pressure of from 100 to 500 bar and at least one low-pressure stage at a pressure of from 1 to 100 bar and the ethylene separated off in the high-pressure stage is separated from remaining monomeric, oligomeric and/or polymeric constituents and recirculated to the inlet of the tube reactor in a high-pressure circuit and the ethylene separated off in the low-pressure stage is separated from remaining monomeric, oligomeric and/or polymeric constituents and recirculated to the inlet of the tube reactor in a low-pressure circuit. The initiator is used as a solution in an isoparaffinic solvent having a boiling point of not more than 160° C.Type: ApplicationFiled: October 27, 2004Publication date: May 31, 2007Applicant: Basell Polyolefine GmbHInventors: Andrei Gonioukh, Gernot Kohler, Theo Teubner, Thomas Droge
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Patent number: 6949611Abstract: A process for preparing ethylene polymers by the high-pressure method comprises dissolving one or more free-radical initiators in one or more ketones of the formula I where R1 and R2 are identical or different and are selected from among C1-C6-alkyl and C3-C12-cycloalkyl and R1 and R2 may also be covalently linked to one another to form a 4- to 13-membered ring, prior to the polymerization, compressing the solution, metering it into the polymerization reactor at one or more points and subsequently carrying out the polymerization at from 150 to 380° C. and from 500 to 4500 bar.Type: GrantFiled: May 14, 2004Date of Patent: September 27, 2005Assignee: Basell Polyolefine GmbHInventors: Lars Wittkowski, Andreas Deckers, Wilhelm Weber, Thomas Dröge, Andrei Gonioukh, Frank-Olaf Mähling
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Publication number: 20050085527Abstract: Bisimine compounds of the formula (I) where the symbols have the following meanings: A is a nonmetal selected from among N, S, O and P, R1 is a radical of the formula NR5R6, R2 is a radical of the formula NR5R6 or NR7R8, alkyl, aryl or cycloalkyl, R5 and R6 together with the N atom form a 5-, 6- or 7-membered ring in which one or more of the —CH— or —CH2— groups may be replaced by suitable heteroatom groups and which may be saturated or unsaturated and unsubstituted or substituted or be fused with further carbacyclic or heterocarbacyclic 5- or 6-membered rings which may in turn be saturated or unsaturated and substituted or unsubstituted, and R7 and R8 are, independently of one another, alkyl, aryl or cycloalkyl radicals, and R3, R4 are, independently of one another, H or alkyl, aryl or cycloalkyl radicals, and n is 1 or 2, are used to prepare bisimidinato complexes which can be used in the polymerization of unsaturated compounds.Type: ApplicationFiled: October 7, 2004Publication date: April 21, 2005Inventors: Marc Kristen, Andrei Gonioukh, Dieter Lilge, Stephan Lehmann, Benno Bildstein, Christoph Amort, Michael Malaun