Patents by Inventor Lambertus Manders
Lambertus Manders 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: 8420751Abstract: Provided is a method for performing a polymerization process in a stirred reactor, wherein a critical time window is determined by means of a monitor of at least one polymerization process parameter and an associated process window, and when a critical time window is present, an adaptation of process conditions is made in order to configure the polymerization process to conform to the process window.Type: GrantFiled: April 9, 2012Date of Patent: April 16, 2013Assignee: BASF SEInventors: Ilshat Gubaydullin, Karl-Heinz Wassmer, Robert Rupaner, Jochen Kessler, Guillermo Arens, Gerald Wildburg, Christian Magin, Wolfgang Huemmer, Lambertus Manders, Rudolf Schuhmacher, Oliver Birkert
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Publication number: 20120237403Abstract: Provided is a method for performing a polymerization process in a stirred reactor, wherein a critical time window is determined by means of a monitor of at least one polymerization process parameter and an associated process window, and when a critical time window is present, an adaptation of process conditions is made in order to configure the polymerization process to conform to the process window.Type: ApplicationFiled: April 9, 2012Publication date: September 20, 2012Applicant: BASF SEInventors: Ilshat Gubaydullin, Karl-Heinz Waßmer, Robert Rupaner, Jochen Keßler, Guillermo Arens, Gerald Wildburg, Christian Magin, Wolfgang Hümmer, Lambertus Manders, Rudolf Schuhmacher, Oliver Birkert
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Patent number: 8188197Abstract: The present invention relates to a method for performing a polymerization process in a stirred reactor, wherein a critical time window is determined by means of a monitor of at least one polymerization process parameter and an associated process window, and when a critical time window is present, an adaptation of process conditions is made in order to configure the polymerization process to conform to the process window.Type: GrantFiled: September 8, 2008Date of Patent: May 29, 2012Assignee: BASF SEInventors: Ilshat Gubaydullin, Karl-Heinz Wassmer, Robert Rupaner, Jochen Kessler, Guillermo Arens, Gerald Wildburg, Christian Magin, Wolfgang Huemmer, Lambertus Manders, Rudolf Schuhmacher, Oliver Birkert
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Patent number: 7999045Abstract: A process for preparing an aqueous polymer dispersion using flush water.Type: GrantFiled: June 19, 2007Date of Patent: August 16, 2011Assignee: BASF AktiengesellschaftInventors: Lambertus Manders, Ilshat Gubaydullin, Wolfgang Gaschler
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Publication number: 20100298492Abstract: A process for preparing an aqueous polymer dispersion using flush water.Type: ApplicationFiled: June 19, 2007Publication date: November 25, 2010Applicant: BASF SEInventors: Lambertus Manders, Ilshat Gubaydullin, Wolfgang Gaschler
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Publication number: 20100261853Abstract: The present invention relates to a method for performing a polymerization process in a stirred reactor, wherein a critical time window is determined by means of a monitor of at least one polymerization process parameter and an associated process window, and when a critical time window is present, an adaptation of process conditions is made in order to configure the polymerization process to conform to the process window.Type: ApplicationFiled: September 8, 2008Publication date: October 14, 2010Applicant: BASF SEInventors: Ilshat Gubaydullin, Karl-Heinz Wassmer, Robert Rupaner, Jochen Kessler, Guillermo Arens, Gerald Wildburg, Christian Magin, Wolfgang Huemmer, Lambertus Manders, Rudolf Schuhmacher, Oliver Birkert
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Patent number: 7375148Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M comprising styrene, butadiene, and if desired up to 30% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers other than styrene and butadiene; in a polymerization vessel by a monomer feed technique in the presence of a regulator system containing, based on 100% by weight of monomers, from 0.02 to 0.5% by weight of at least one hydrocarbon HC having from 6 to 20 carbon atoms, selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or 1-phenylallyl radical, and ?-methylstyrene dimer, and from 0.3 to 2% by weight of an organic compound S containing at least one SH group wherein at least 30%, preferably at least 50%, in particular at least 80%, and with particular preference the entirety (or >95%) of hydrocarbon HC is included in the initial charge to the polymerization vessel.Type: GrantFiled: September 30, 2002Date of Patent: May 20, 2008Assignee: BASF AktiengesellschaftInventors: Wolfgang Gaschler, Volker Schaedler, Lambertus Manders, Thomas Wirth, Hubertus Kroener
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Patent number: 7282547Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC selected from compounds having 6 to 20 carbon atoms which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and from ?-methylstyrene dimer comprises supplying the monomers to be polymerized to the polymerization reaction over the course of 3 hours.Type: GrantFiled: September 30, 2002Date of Patent: October 16, 2007Assignee: BASF AktiengesellschaftInventors: Lambertus Manders, Thomas Wirth, Wolfgang Gaschler, Hubertus Kroener
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Patent number: 7282545Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC having 6 to 20 carbon atoms, which is selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and from ?-methylstyrene dimer comprises including at least 30% of the hydrocarbon HC in the initial charge to the polymerization vessel and supplying the remainder of the hydrocarbon HC to the polymerization reaction in the course of that reaction.Type: GrantFiled: September 30, 2002Date of Patent: October 16, 2007Assignee: BASF AktiengesellschaftInventors: Wolfgang Gaschler, Volker Schaedler, Lambertus Manders, Thomas Wirth, Hubertus Kroener
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Patent number: 7196146Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC having 6 to 20 carbon atoms selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and ?-methylstyrene dimer comprises raising, at a point in time when at least 70% of the monomers to be polymerized have been supplied to the polymerization reaction, the concentration of butadiene in the monomer feed for a period of at least 1% of the total feed time by at least 10% by weight, based on monomers in the feed.Type: GrantFiled: September 30, 2002Date of Patent: March 27, 2007Assignee: BASF AktiengesellschaftInventors: Lambertus Manders, Thomas Wirth, Wolfgang Gaschler, Hubertus Kroener
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Patent number: 7129292Abstract: A process for emulsion polymerizing one or more olefins involves reacting it/them with at least one complex compound of the formula Ia or b where M is a transition metal from groups 7 to 10 of the Periodic Table of the Elements and is preferably Ni in aqueous dispersion and at least one radical R1 to R3 and optionally one radical R4 to R9 contains a hydrophilic group X, selection being made from —SO3?, —O—PO32?, NH(R15)2+, N(R15)3+ or —(OCH2CH2)nOH, where n is an integer between 1 and 15. For the process of the invention it is optional to use an activator such as, for example, olefin complexes of rhodium or of nickel.Type: GrantFiled: October 18, 2000Date of Patent: October 31, 2006Assignee: BASF AktiengesellschaftInventors: Marc Oliver Kristen, Lambertus Manders, Stefan Mecking, Florian M. Bauers, Rolf Mülhaupt
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Patent number: 7060762Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M that comprises styrene, butadiene, and if desired up to 30% by weight, per 100% by weight of monomers, of ethylenically unsaturated comonomers other than styrene and butadiene; by a monomer feed technique that includes supplying to the polymerization reaction a regulator system containing, from 0.02 to 0.4% by weight of terpinolene and from 0.5 to 2% by weight of an organic compound S containing at least one SH group.Type: GrantFiled: September 20, 2001Date of Patent: June 13, 2006Assignee: BASF AktiengesellschaftInventors: Volker Schaedler, Lambertus Manders, Roland Ettl, Thomas Wirth
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Publication number: 20040249057Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC selected from compounds having 6 to 20 carbon atoms which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and from &agr;-methylstyrene dimer comprises supplying the monomers to be polymerized to the polymerization reaction over the course of 3 hours.Type: ApplicationFiled: March 31, 2004Publication date: December 9, 2004Inventors: Lambertus Manders, Thomas Wirth, Wolfgang Gaschler, Hubertus Kroner
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Publication number: 20040242767Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC having 6 to 20 carbon atoms, which is selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and from &agr;-methylstyrene dimer comprises including at least 30% of the hydrocarbon HC in the initial charge to the polymerization vessel and supplying the remainder of the hydrocarbon HC to the polymerization reaction in the course of that reaction.Type: ApplicationFiled: March 31, 2004Publication date: December 2, 2004Inventors: Wolfgang Gaschler, Volker Schadler, Lambertus Manders, Thomas Wirth, Hubertus Kroner
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Publication number: 20040242766Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M comprising styrene, butadiene, and if desired up to 30% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers other than styrene and butadiene; in a polymerization vessel by a monomer feed technique in the presence of a regulator system containing, based on 100% by weight of monomers, from 0.02 to 0.5% by weight of at least one hydrocarbon HC having from 6 to 20 carbon atoms, selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or 1-phenylallyl radical, and &agr;-methylstyrene dimer, and from 0.3 to 2% by weight of an organic compound S containing at least one SH group wherein at least 30%, preferably at least 50%, in particular at least 80%, and with particular preference the entirety (or >95%) of hydrocarbon HC is included in the initial charge to the polymerization vessel.Type: ApplicationFiled: March 31, 2004Publication date: December 2, 2004Inventors: Wolfgang Gaschler, Volker Schadler, Lambertus Manders, Thomas Wirth, Hubertus Kroner
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Publication number: 20040209993Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M containing from 40 to 80% by weight of styrene as monomer M1, from 20 to 60% by weight of butadiene as monomer M2, and from 0 to 40% by weight, based on 100% by weight of monomers, of ethylenically unsaturated comonomers M3 other than styrene and butadiene by a monomer feed technique in the presence of from 0.05 to 0.5% by weight, based on 100% by weight of monomers, of at least one hydrocarbon HC having 6 to 20 carbon atoms selected from compounds which on abstraction of a hydrogen atom form a pentadienyl radical or a 1-phenylallyl radical and &agr;-methylstyrene dimer comprises raising, at a point in time when at least 70% of the monomers to be polymerized have been supplied to the polymerization reaction, the concentration of butadiene in the monomer feed for a period of at least 1% of the total feed time by at least 10% by weight, based on monomers in the feed.Type: ApplicationFiled: April 1, 2004Publication date: October 21, 2004Inventors: Lambertus Manders, Thomas Wirth, Wolfgang Gaschler, Hubertus Kroner
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Patent number: 6506856Abstract: Polymers based on monomers having a C—C double bond and/or C—C triple bond are prepared by polymerization of these monomers in the presence of a catalyst system comprising as active constituents a transition metal compound of an early transition metal and, if desired, a cation-forming compound B) and, if desired, further components C), wherein the polymerization mixture contains at least 30% by weight of water.Type: GrantFiled: December 5, 2000Date of Patent: January 14, 2003Assignee: BASF AktiengesellschaftInventors: Lambertus Manders, Marc Oliver Kristen, Alexander Haunschild, Michael Geprägs
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Publication number: 20020082374Abstract: A process for preparing an aqueous styrene-butadiene polymer dispersion by free-radical aqueous emulsion polymerization of a monomer mixture M comprisingType: ApplicationFiled: September 20, 2001Publication date: June 27, 2002Applicant: BASF AktiengesellschaftInventors: Volker Schaedler, Lambertus Manders, Roland Ettl, Thomas Wirth
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Publication number: 20010007009Abstract: Polymers based on monomers having a C-C double bond and/or C-C triple bond are prepared by polymerization of these monomers in the presence of a catalyst system comprising as active constituentsType: ApplicationFiled: December 5, 2000Publication date: July 5, 2001Inventors: Lambertus Manders, Marc Oliver Kristen, Alexander Haunschild, Michael Geprags