Patents by Inventor Burkhard E. Wagner
Burkhard E. Wagner 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: 20100292418Abstract: A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer, in the gas phase, or in a slurry process, in the presence of at least the following components: A) at least one catalyst; B) at least one cocatalyst; C) a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II): (R1CO2)2AlOH ??(I), (R2)xN(R3OH)y ??(II); wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons; R2 is a hydrocarbon radical containing from 14 to 26 carbons; R3 is a hydrocarbon radical containing from 1 to 4 carbons; and x+y=3, and x has a value of 1 or 2.Type: ApplicationFiled: December 19, 2008Publication date: November 18, 2010Applicant: Dow Global Technologies Inc.Inventors: Robert J. Jorgensen, Burkhard E. Wagner, Michael D. Turner
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Patent number: 7348383Abstract: A Ziegler-Natta catalyst composition comprising a solid mixture formed by halogenation of: Al) a spray-dried catalyst precursor comprising the reaction product of a magnesium compound, a non-metallocene titanium compound, and at least one non-metallocene compound of a transition metal other than titanium, with A2) an organoaluminium halide halogenating agent, a method of preparing, precursors for use therein, and olefin polymerization processes using the same.Type: GrantFiled: October 25, 2004Date of Patent: March 25, 2008Assignee: Union Carbide Chemicals and Plastics Technology CorporationInventors: Mary T. Zoeckler, Burkhard E. Wagner, Sun-Chueh Kao
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Patent number: 5604172Abstract: A process is provided for preparing a shape-shifted catalyst component comprising (1) contacting a dihydrocarbyloxide magnesium compound with carbon dioxide in the presence of a slurrying agent to form a slurry of a carboxylated dihydrocarbyloxide magnesium compound; (2) adding a filler to the slurry either before or after the carboxylation of step (1); (3) spray drying the slurry of step (2) to evaporate the slurrying agent and to produce solid particles of the carboxylated dihydrocarbyloxide magnesium compound incorporating the filler; and, optionally, (4) heating the solid particles to remove carbon dioxide to produce a shape-shifted dihydrocarbyloxide magnesium compound component. A catalyst system using the component and a polymerization process employing the catalyst system are also provided.Type: GrantFiled: February 2, 1996Date of Patent: February 18, 1997Assignee: Union Carbide Chemicals & Plastics Technology CorporationInventors: Burkhard E. Wagner, Daniel P. Zilker, Jr., Robert J. Jorgensen
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Patent number: 5589539Abstract: A process for the production of an in situ particulate polyethylene blend comprising contacting a magnesium/titanium based catalyst system including a particulate precursor with one or more alpha-olefins in each of two or more reactors connected in series, in the gas phase, under polymerization conditions, with the provisos that:(a) the particulate precursor has a particle size distribution span of no greater than about 1.Type: GrantFiled: November 23, 1994Date of Patent: December 31, 1996Assignee: Union Carbide Chemicals & Plastics Technology CorporationInventors: Burkhard E. Wagner, Arakalgud V. Ramamurthy
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Patent number: 5567665Abstract: A process is provided for preparing a shape-shifted catalyst component comprising (1) contacting a dihydrocarbyloxide magnesium compound with carbon dioxide in the presence of a slurrying agent to form a slurry of a carboxylated dihydrocarbyloxide magnesium compound; (2) adding a filler to the slurry either before or after the carboxylation of step (1); (3) spray drying the slurry of step (2) to evaporate the slurrying agent and to produce solid particles of the carboxylated dihydrocarbyloxide magnesium compound incorporating the filler; and, optionally, (4) heating the solid particles to remove carbon dioxide to produce a shape-shifted dihydrocarbyloxide magnesium compound component. A catalyst system using the component and a polymerization process employing the catalyst system are also provided.Type: GrantFiled: May 23, 1995Date of Patent: October 22, 1996Assignee: Union Carbide Chemicals & Plastics Technology CorporationInventors: Burkhard E. Wagner, Daniel P. Zilker, Jr., Robert J. Jorgensen
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Patent number: 5405901Abstract: A gas phase process for the production of a polyethylene blend comprising contacting ethylene and at least one alpha-olefin comonomer having 3 to 8 carbon atoms with a magnesium/titanium based catalyst system including an activator and a cocatalyst in each of two fluidized bed reactors connected in series, under polymerization conditions, with the provisos that:(a) the mixture of ethylene copolymer matrix and active catalyst formed in the first reactor in the series is transferred to the second reactor in the series;(b) other than the active catalyst referred to in proviso (a) and the cocatalyst referred to in proviso (e), no additional catalyst is introduced into the second reactor;(c) in the first reactor in which a low melt index copolymer is made:(1) the alpha-olefin is present in a ratio of about 0.01 to about 0.4 mole of alpha-olefin per mole of ethylene;(2) optionally, hydrogen is present in a ratio of about 0.001 to about 0.Type: GrantFiled: July 6, 1994Date of Patent: April 11, 1995Assignee: Union Carbide Chemicals & Plastics Technology CorporationInventors: Paul T. Daniell, Michael W. Tilston, Thomas E. Spriggs, Burkhard E. Wagner, Arakalgud V. Ramamurthy
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Patent number: 5019633Abstract: Catalyst compositions suitable for producing high density ethylene polymers in a low pressure gas phase process with low accompanying ethylene hydrogenation are produced by forming a precursor composition from a magnesium compound, titanium compound and electron donor compound; diluting said precursor composition with an inert carrier material; treating said diluted precursor compositon with a boron halide compound; and activating the precursor composition with an organo aluminum compound.Type: GrantFiled: June 29, 1987Date of Patent: May 28, 1991Assignee: Technology CorporationInventors: Burkhard E. Wagner, George L. Goeke, Frederick J. Karol, Kathleen F. George
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Patent number: 4684703Abstract: A catalyst formed from selected organo aluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.l (OR).sub.n X.sub.p [ED].sub.qwhereinED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0 or 1p is .gtoreq.6 to .ltoreq.116q is .gtoreq.2 to .ltoreq.85R is a C.sub.1 to C.sub.14, aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I, or mixtures thereof, which catalyst is in particulate form and diluted with an inert carrier material; a process for preparing such catalyst; a process for using said catalyst to readily prepare ethylene homopolymer having a density of about .gtoreq.0.958 to .ltoreq.0.972 and a melt flow ratio of .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti. Novel polymers and molded articles are prepared.Type: GrantFiled: March 7, 1983Date of Patent: August 4, 1987Assignee: Union Carbide CorporationInventors: Burkhard E. Wagner, Frederick J. Karol, George L. Goeke, Robert J. Jorgensen, Nils Friis
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Patent number: 4395359Abstract: A catalyst formed from selected organo aluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.1 (OR).sub.n X.sub.p [ED].sub.qwhereinED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0 or 1p is .gtoreq.6 to .ltoreq.116q is .gtoreq.2 to .ltoreq.85R is a C.sub.1 to C.sub.14, aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I,or mixtures thereof, which catalyst is in particulate from and diluted with an inert carrier material; a process for preparing such catalyst; a process for using said catalyst to readily prepare ethylene homopolymer having a density of about .gtoreq.0.958 to .ltoreq.0.972 and a melt flow ratio of .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti. Novel polymers and molded articles are prepared.Type: GrantFiled: March 31, 1981Date of Patent: July 26, 1983Assignee: Union Carbide CorporationInventors: Burkhard E. Wagner, Frederick J. Karol, George L. Goeke, Robert J. Jorgensen, Nils Friis
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Patent number: 4390677Abstract: An article molded from ethylene hydrocarbon copolymers, which articles have superior stress crack resistance and low temperature toughness.Type: GrantFiled: February 27, 1979Date of Patent: June 28, 1983Inventors: Frederick J. Karol, George L. Goeke, Burkhard E. Wagner, William A. Fraser, Robert J. Jorgensen, Nils Friis
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Patent number: 4383095Abstract: A catalytic process for preparing ethylene polymers having a density of .gtoreq.0.95 to .ltoreq.0.97 and a melt flow ratio of about .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti with a catalyst formed from selected organoaluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.1 (OR).sub.n X.sub.p [ED].sub.qwherein ED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0, 1 or 2p is .gtoreq.2 to .ltoreq.116q=1.5 m+2R is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I or mixtures thereof,which catalyst is in particulate form and impregnated in a porous inert carrier material.Type: GrantFiled: November 20, 1981Date of Patent: May 10, 1983Assignee: Union Carbide CorporationInventors: George L. Goeke, Burkhard E. Wagner, Frederick J. Karol
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Patent number: 4379759Abstract: A catalyst formed from selected organc aluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.1 (OR).sub.n X.sub.p [ED].sub.qwherein ED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0, 1 or 2p is .gtoreq.2 to .ltoreq.116q is .gtoreq.2 to .ltoreq.85R is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a Chd 1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I or mixtures thereof,which catalyst is in particulate form and impregnated in a porous inert carrier material.A process for preparing such catalyst.A process for using said catalyst to readily prepared ethylene copolymers having a density of about .gtoreq.0.91 to .ltoreq.0.94 and a melt flow ratio of .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti.Novel polymers and molded articles are prepared.Type: GrantFiled: May 15, 1981Date of Patent: April 12, 1983Assignee: Union Carbide CorporationInventors: George L. Goeke, Burkhard E. Wagner, Frederick J. Karol
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Patent number: 4379758Abstract: Catalyst compositions suitable for producing high density ethylene polymers in a low pressure gas phase process with low accompanying ethylene hydrogenation are produced by forming a precursor composition from a magnesium compound, titanium compound and electron donor compound; diluting said precursor composition with an inert carrier material; treating said diluted precursor composition with a boron halide compound; and activating the precursor composition with an organo aluminum compound.Type: GrantFiled: December 24, 1980Date of Patent: April 12, 1983Assignee: Union Carbide CorporationInventors: Burkhard E. Wagner, George L. Goeke, Frederick J. Karol, Kathleen F. George
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Patent number: 4354009Abstract: The copolymerization of ethylene with other alpha olefins in a low pressure gas phase reaction is improved with the use of a catalyst composition prepared by forming a precursor composition from a magnesium compound, titanium compound and electron donor compound; diluting said precursor composition with an inert carrier material; treating said diluted precursor composition with a hydrocarbyl aluminum dihalide compound; and activating the precursor composition treated in this manner with an organo aluminum compound.Type: GrantFiled: July 30, 1981Date of Patent: October 12, 1982Assignee: Union Carbide CorporationInventors: George L. Goeke, Burkhard E. Wagner, Frederick J. Karol
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Patent number: 4303771Abstract: A catalytic process for preparing ethylene polymers having a density of .gtoreq.0.94 to .ltoreq.0.97 and a melt flow ratio of about .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti with a catalyst formed from selected organoaluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.1 (OR).sub.n X.sub.p (ED).sub.qwherein ED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0, 1 or 2p is .gtoreq.2 to .ltoreq.116q is >1.5 m+2R is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting ofCl, Br, I or mixtures thereof,which catalyst is in particulate form and impregnated in a porous inert carrier material.Type: GrantFiled: February 16, 1979Date of Patent: December 1, 1981Assignee: Union Carbide CorporationInventors: Burkhard E. Wagner, George L. Goeke, Frederick J. Karol
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Patent number: 4302565Abstract: A catalyst formed from selected organo aluminum compounds and a precursor composition of the formulaMg.sub.m Ti.sub.l (OR).sub.n X.sub.p [ED].sub.qwherein ED is a selected electron donor compoundm is .gtoreq.0.5 to .ltoreq.56n is 0, 1 or 2p is .ltoreq.2 to .gtoreq.116q is .gtoreq.2 to .ltoreq.85R is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I or mixtures thereof,which catalyst is in particulate form and impregnated in a porous inert carrier material.A process for preparing such catalyst.A process for using said catalyst to readily prepare ethylene copolymers having a density of about .gtoreq.0.91 to .ltoreq.0.94 and a melt flow ratio of .gtoreq.22 to .ltoreq.32 in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti.Novel polymers and molded articles are prepared.Type: GrantFiled: February 16, 1979Date of Patent: November 24, 1981Assignee: Union Carbide CorporationInventors: George L. Goeke, Burkhard E. Wagner, Frederick J. Karol
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Patent number: 4302566Abstract: Ethylene copolymers having a density of .gtoreq.0.91 to .ltoreq.0.96 and a melt flow ratio of .gtoreq.22 to .ltoreq.32 are readily produced in a low pressure gas phase process at a productivity of .gtoreq.50,000 pounds of polymer per pound of Ti with a particulate catalyst diluted with an inert carrier material and formed from selected organo aluminum compounds and a precursor composition of the formula:Mg.sub.m Ti.sub.1 (OR).sub.n X.sub.p [ED].sub.qwherein ED is a selected electron donor compound.m is .gtoreq.0.5 to .ltoreq.56n is 0 or 1p is .gtoreq.6 to .ltoreq.116q is .gtoreq.2 to .ltoreq.85R is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, or COR' wherein R' is a C.sub.1 to C.sub.14 aliphatic or aromatic hydrocarbon radical, andX is selected from the group consisting of Cl, Br, I, or mixtures thereof.Type: GrantFiled: February 27, 1979Date of Patent: November 24, 1981Assignee: Union Carbide CorporationInventors: Frederick J. Karol, George L. Goeke, Burkhard E. Wagner, William A. Fraser, Robert J. Jorgensen, Nils Friis