Patents by Inventor Gunther Schweier
Gunther Schweier 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: 20010004662Abstract: A semicrystalline propylene polymer composition with good suitability for producing biaxially oriented films and prepared by polymerizing propylene, ethylene and/or C4-C18-1-alkenes, where at least 50 mol % of the monomer units present arise from the polymerization of propylene,Type: ApplicationFiled: December 18, 2000Publication date: June 21, 2001Inventors: Wolfgang Bidell, Roland Hingmann, Franz Langhauser, Dieter Lilge, Volker Rauschenberger, Gunther Schweier, Florian Stricker, Jurgen Suhm
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Publication number: 20010001796Abstract: Polymers of alkenes are prepared by suspension polymerization in the presence of catalyst systems by a process in which the catalyst systems used are supported catalyst systems obtainable byType: ApplicationFiled: August 4, 1998Publication date: May 24, 2001Applicant: JOHN LYNCHInventors: JOHN LYNCH, DAVID FISCHER, HANS-HELMUT GORTZ, GUNTHER SCHWEIER
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Patent number: 6200922Abstract: The catalyst systems comprise as active constituents a) a titanium-containing solid component comprising a compound of titanium, a compound of magnesium, a halogen, an inorganic oxide as support and a carboxylic ester as electron donor compound, and also, as cocatalyst, b) an aluminum compound and c) optionally a further electron donor compound, wherein the inorganic oxide used has a pH of from 1 to 6, an average particle diameter of from 5 to 200 &mgr;m, an average primary particle diameter of from 1 to 20 &mgr;M and voids or channels having an average diameter of from 0.1 to 20 &mgr;m and a macroscopic share of the volume of the overall particle within the range from 5 to 30%.Type: GrantFiled: June 5, 1997Date of Patent: March 13, 2001Assignee: BASF AktiengesellschaftInventors: Stephan Hüffer, Wolfgang Bidell, Patrik Müller, Ulrich Moll, Roland Hingmann, Günther Schweier
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Patent number: 6197900Abstract: Multiphase homo- or copolymers of C2-C10-alk-1-enes are prepared by a process in which polymerization is effected in the presence of two different catalyst systems in one reaction zone, one of the catalyst systems containing, as active components, a metallocene complex of the general formula (I) or (II) where M1 is a metal of group IVb, Vb or VIb of the Periodic Table, R1 and R2 are identical or different and are each hydrogen, C1-C10-alkyl, C1-C10-alkoxy, C6-C10-aryl, C6-C10-aryloxy, C2-C10-alkenyl, C7-C40-arylalkyl, C7-C40-alkylaryl, C8-C40-arylalkenyl or halogen, R3 and R4 are identical or different and are each hydrogen, halogen, C1-C10-alkyl which may be halogenated, C6-C10-aryl or an —NR210, —SR10, —OSiR310, —SiR310 or —PR210 radical, where R10 is halogen, C1-C10-alkyl or C6-C10-aryl, and R5 and R6 are identical or different and have the meanings stated for R3 and R4, with the proviso that R5 and R6 are not hydrogen.Type: GrantFiled: May 2, 1997Date of Patent: March 6, 2001Assignee: BASF AktiengesellschaftInventors: Stefan Seelert, Franz Langhauser, Jürgen Kerth, Patrik Müller, David Fischer, Günther Schweier
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Patent number: 6156691Abstract: In catalyst systems of the Ziegler-Natta type modified during their preparation and comprising as active constituentsa) a titanium-containing solid component which is obtained by reacting a compound of titanium with a compound of magnesium, a halogen, an inorganic oxide as support, a C.sub.1 -C.sub.8 -alkanol and a carboxylic ester as electron donor compound,and also as cocatalystb) an aluminum compound andc) if desired, a further electron donor compound,the titanium-containing solid component a) is prepared by first, in a first stage, admixing an inorganic oxide as support with a solution of a chlorine-free compound of magnesium in an inert solvent, stirring this mixture for from 0.5 to 5 hours at from 10 to 120.degree. C. and subsequently reacting it while stirring continually in an inert solvent with a C.sub.1 -C.sub.8 -alkanol in an at least 1.Type: GrantFiled: September 12, 1997Date of Patent: December 5, 2000Assignee: BASF AktiengesellschaftInventors: Stephan Huffer, Ulrich Moll, Ian David McKenzie, Franz Langhauser, Peter Kolle, Roland Hingmann, Gunther Schweier, Rainer Hemmerich, Jurgen Kerth
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Patent number: 6100353Abstract: Supported catalyst systems are obtainable bya) application of a mixture ofA) at least one metallocene complex andB) at elast one metal compoundto a carrier which, if required, may have been pretreated, andb) subsequent activation by reaction with a solution or suspension of a compound forming metallocenium ions.Type: GrantFiled: September 6, 1995Date of Patent: August 8, 2000Assignee: BASF AktiengesellschaftInventors: John Lynch, David Fischer, Franz Langhauser, Hans-Helmut Gortz, Jurgen Kerth, Gunther Schweier
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Patent number: 6022935Abstract: Polymers of C.sub.2 -C.sub.12 -alk-1-enes are prepared at from -50 to 300.degree. C. and from 0.5 to 3000 bar in the presence of a catalyst system by a process in which the catalyst system used is one which containsA) an inorganic or organic carrier,B) a metallocene complex,C) a compound forming metallocenium ions andD) if required, a metal compound of the general formula IM.sup.1 (R.sup.1).sub.r (R.sup.2).sub.s (R.sup.3).sub.t IwhereM.sup.1 is an alkali metal, an alkaline earth metal or a metal of main group III of the Periodic Table,R.sup.1 is hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl, alkylaryl or arylalkyl, each having 1 to 10 carbon atoms in the alkyl radical and 6 to 20 carbon atoms in the aryl radical,R.sup.2 and R.sup.3 are each hydrogen, halogen, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.Type: GrantFiled: April 18, 1997Date of Patent: February 8, 2000Assignee: BASF AktiengesellschaftInventors: David Fischer, Helmut Frank, Martin Lux, Roland Hingmann, Gunther Schweier
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Patent number: 5912373Abstract: The conversion of the achiral meso form of an ansa-metallocene complex into the chiral rac form is carried out photochemically in the presence of a chiral auxiliary reagent.Type: GrantFiled: December 17, 1997Date of Patent: June 15, 1999Assignee: BASF AktiengesellschaftInventors: David Fischer, Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Katrin Schmidt
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Patent number: 5883277Abstract: Metallocene complexes having a cationic bridge of the formula ##STR1## where the substituents have the following meanings: M is a metal of transition group III, IV, V or VI of the Periodic Table of the Elements or a metal of the lanthanide group,X is fluorine, chlorine, bromine, iodine, hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl or --OR.sup.5,R.sup.1 to R.sup.12, Y, Z and n having the meanings set out in the specification, said complexes can be prepared via ligand systems of the formula II ##STR2## as intermediates.Type: GrantFiled: August 14, 1997Date of Patent: March 16, 1999Assignee: BASF AktiengesellschaftInventors: David Fischer, Franz Langhauser, Gunther Schweier, Hans-Herbert Brintzinger, Nadine Leyser
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Patent number: 5840950Abstract: In a process for converting the achiral meso form or the racemate of an ansa-metallocene complex or a mixture thereof into one of its enantiomers, the conversion is carried out photochemically in the presence of an enantiomerically pure auxiliary reagent.Type: GrantFiled: January 8, 1998Date of Patent: November 24, 1998Assignee: BASF AktiengesellschaftInventors: David Fischer, Franz Langhauser, Rainer Sturmer, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Katrin Schmidt
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Patent number: 5831106Abstract: A process for preparing metallocene complexes of the general ##STR1## in which the substituents have the following meanings:M is titanium, zirconium, hafnium, vanadium, niobium or tantalum,X is fluorine, chlorine, bromine, iodine, hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl or --OR.sup.5,where R.sup.5 is C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl, alkylaryl, aryl-alkyl, fluoroalkyl or fluoroaryl with, in each case, 1 to 10 carbon atoms in the alkyl radical and 6 to 20 carbon atoms in the aryl radical,R.sup.1 to R.sup.4 and R.sup.6 to R.sup.9 are hydrogen, C.sub.1 -C.sub.10 -alkyl, 5- to 7-membered cycloalkyl which can in turn carry C.sub.1 -C.sub.10 -alkyls as substituents, or C.sub.6 -C.sub.15 -aryl or aryl-alkyl, it also being possible where appropriate for two adjacent radicals together to be cyclic groups having 4 to 15 carbon atoms, or Si(R.sup.10).sub.3 withR.sup.10 being C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl or C.sub.3 -C.sub.Type: GrantFiled: May 16, 1996Date of Patent: November 3, 1998Assignee: BASF AktiengesellschaftInventors: Franz Langhauser, David Fischer, Gunther Schweier, Hans-Herbert Brintzinger, Hans-Robert-Hellmuth Damrau
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Patent number: 5756608Abstract: A process for polymerizing C.sub.2 -C.sub.10 -alk-1-enes in the presence of a metallocene complex of the formula I ##STR1## where the substituent groups have the meanings described in the specification.Type: GrantFiled: July 12, 1996Date of Patent: May 26, 1998Assignee: BASF AktiengesellschaftInventors: Franz Langhauser, David Fischer, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Elke Barsties, Werner Roell
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Patent number: 5688881Abstract: A process for preparing oligomers and polymers, obtained fromA) from 0.001 to 100 mol % of at least one aminoalkene of the formula I ##STR1## where X is an integer from 0 to 25 andR.sup.1 to R.sup.6 are hydrogen, C.sub.1 - to C.sub.10 -alkyl, 5- to 7-membered cycloalkyl which, in turn, can carry C.sub.1 - to C.sub.6 -alkyl groups as substituents or C.sub.6 - to C.sub.15 -arylandB) from 0 to 99.999 mol % of at least one alkene,for x=1 in formula I propene being excluded as component B).Type: GrantFiled: January 29, 1997Date of Patent: November 18, 1997Assignee: BASF AktiengesellschaftInventors: David Fischer, Franz Langhauser, Jurgen Kerth, Gunther Schweier, Rolf Muelhaupt, Martin Schneider
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Patent number: 5670683Abstract: Cyclopentadineyl compounds of the formula II ##STR1## and formula III ##STR2## their preparation and their use as intermediates in the preparation of metallocene complexes of the formula I.Type: GrantFiled: March 22, 1996Date of Patent: September 23, 1997Assignee: BASF AktiengesellschaftInventors: Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Stefan Mansel
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Patent number: 5639839Abstract: Oligomers and polymers, obtainable fromA) from 0.001 to 100 mol % of at least one aminoalkene of the general formula I ##STR1## where X is an integer from 0 to 25 andR.sup.1 to R.sup.6 are hydrogen, C.sub.1 - to C.sub.10 -alkyl, 5- to 7-membered cycloalkyl which, in turn, can carry C.sub.1 - to C.sub.6 -alkyl groups as substituents or C.sub.6 - to C.sub.15 -aryl andB) from 0 to 99.999 mol % of at least one alkene,for x=1 in formula I propene being excluded as component B).Type: GrantFiled: September 19, 1995Date of Patent: June 17, 1997Assignee: BASF AktiengesellschaftInventors: David Fischer, Franz Langhauser, Jurgen Kerth, Gunther Schweier, Rolf Muelhaupt, Martin Schneider
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Patent number: 5491205Abstract: Polymers of C.sub.2 -C.sub.10 -alk-1-enes are prepared at from 0.5 to 3000 bar and from -50.degree. to 300.degree. C. using a catalyst system by a process in which the catalyst system used is one which contains, as active components:a) a metallocene complex of the general formula I ##STR1## where M is titanium, zirconium, hafnium, vanadium, niobium or tantalum,X is fluorine, chlorine, bromine, iodine, hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl or --OR.sup.7,R.sup.7 is C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.15 -aryl, alkylaryl, arylalkyl, fluoroalkyl or fluoraryl, where each alkyl radical is of 1 to 10 carbon atoms and each aryl radical is of 6 to 20 carbon atoms,R.sup.1 to R.sup.6 are each hydrogen, C.sub.1 -C.sub.10 -alkyl, 5-membered to 7-membered cycloalkyl, which in turn may carry C.sub.1 -C.sub.10 -alkyl radicals as substituents, C.sub.6 -C.sub.15 -aryl or arylalkyl, where two adjacent radicals together may furthermore be a cyclic group of 4 to 15, carbon atoms, or Si(R.sup.8).sub.3R.Type: GrantFiled: October 28, 1994Date of Patent: February 13, 1996Assignee: BASF AktiengesellschaftInventors: Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Stefan Mansel, Werner Roell, Robin Kirsten
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Patent number: 5483002Abstract: Propylene polymers containA) a semicrystalline propylene homopolymer having a melting point of 125 to 165.degree. C. and a glass transition temperature which is greater than -10.degree. C. andB) a semicrystalline propylene homopolymer having a melting point below 130.degree. C. and a glass transition temperature which is less than or equal to -10.degree. C. or a non-crystallizing propylene homopolymer having a glass transition temperature which is less than or equal to -10.degree. C.Type: GrantFiled: September 9, 1994Date of Patent: January 9, 1996Assignee: BASF AktiengesellschaftInventors: Stephan Seelert, Franz Langhauser, Jurgen Kerth, Patrik Muller, David Fischer, Gunther Schweier
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Patent number: 4113933Abstract: A process for the manufacture of homopolymers and copolymers of .alpha.-monoolefins of 2 to 6 carbon atoms by polymerizing the monomer or monomers by means of a Ziegler catalyst system comprising (1) a catalyst component containing titanium and (2) a particular compound of aluminum, magnesium or zinc, the atomic ratio of titanium from catalyst component (1) to metal (Me) from catalyst component (2) being from 1 : 0.1 to 1 : 500, wherein the titanium-containing catalyst component (1) employed is the solid-phase product (VI) obtained by (1.1) first bringing into contact (1.1.1) a particular finely divided, porous, inorganic oxidic material (I) and (1.1.2) a particular aluminum compound (II) dissolved in an organic solvent, to form a solid-phase product (III) and (1.2) then bringing into contact (1.2.1) the solid-phase product (III) obtained from stage (1.1) and (1.2.2) a solution (IV) which is obtained on bringing together (IVa) 100 parts by weight of a particular alcohol, (IVb) from 0.Type: GrantFiled: January 27, 1977Date of Patent: September 12, 1978Assignee: BASF AktiengesellschaftInventors: Gunther Schweier, Erich Kolk, Heinz Mueller-Tamm, Hans Frielingsdorf, Robert Bachl, Wolfgang Gruber