Patents by Inventor Brian A. Jazdzewski
Brian A. Jazdzewski 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: 20230250292Abstract: The present invention is a method of making 1,4,5,8-tetrakis(R-phenylamino)anthracene-9,10-dione (where R is H or a hydrocarbyl group) comprising the step of contacting 1,4,5,8-tetrachloroanthraquinone with a mixture of R-anilines comprising at least two different R groups, under conditions to produce 1,4,5,8-tetrakis(R-phenylamino)anthracene-9,10-dione. The present disclosure also provides a reaction mixture of 1,4,5,8-tetrakis(R-phenylamino)anthracene-9,10-dione characterized by having the R groups on at least 75% of the 1,4,5,8-tetrakis(R-amino)anthracene-9,10-dione molecules in the mixture be comprised of 2 or more different R groups.Type: ApplicationFiled: July 19, 2021Publication date: August 10, 2023Inventors: Evelyn Auyeung, Robert J. Wright, Brian A. Jazdzewski, Nicole Knight, Zahid Asif, Warren E. Smith
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Patent number: 11326114Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10-substituted diaryl ether, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 independently are hydrogen, hydrocarbyl or hydrocarbyloxy; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: GrantFiled: March 25, 2019Date of Patent: May 10, 2022Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANYInventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Patent number: 11274258Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7 and R8—substituted dibenzofuran, wherein R1, R2, R3, R4, R5, R6, R7 and R8 independently are hydrogen, hydrocarbyl, hydrocarbyloxy, aryl or aryloxy; provided that R1, R2, R3, R4, R5, R6, R7 and R8 collectively have at least two carbon atoms; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: GrantFiled: March 25, 2019Date of Patent: March 15, 2022Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANYInventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Patent number: 11149222Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10-substituted xanthene, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 independently are hydrogen, hydrocarbyl, hydrocarbyloxy, aryl or aryloxy; wherein each compound of formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: GrantFiled: March 25, 2019Date of Patent: October 19, 2021Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANYInventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Patent number: 11123688Abstract: The present invention relates to a dehydration composition and method of use thereof for drying gas streams, in particular natural gas streams, wherein the dehydration composition comprises (i) a glycol, (ii) an imidazole compound, and optionally (iii) one or more of an alkali metal carboxylate, an additional glycol different than (i), an alkanolamine, a phosphate acid, a salt of a phosphate acid, a borate acid, a salt of a borate acid, a sweetening agent, a low temperature viscosity improver, a corrosion inhibitor, an antifoaming agent, or mixtures thereof.Type: GrantFiled: April 20, 2017Date of Patent: September 21, 2021Assignee: Dow Global Technologies LLCInventors: Christophe R. Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
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Publication number: 20210163834Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7 and R8—substituted dibenzofuran, wherein R1, R2, R3, R4, R5, R6, R7 and R8 independently are hydrogen, hydrocarbyl, hydrocarbyloxy, aryl or aryloxy; provided that R1, R2, R3, R4, R5, R6, R7 and R8 collectively have at least two carbon atoms; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: ApplicationFiled: March 25, 2019Publication date: June 3, 2021Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Publication number: 20210009910Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10-substituted diaryl ether, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 independently are hydrogen, hydrocarbyl or hydrocarbyloxy; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: ApplicationFiled: March 25, 2019Publication date: January 14, 2021Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Publication number: 20210009909Abstract: A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R1, R2, R3, R4, R5, R6, R7 , R8, R9 and R10-substituted xanthene, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 independently are hydrogen, hydrocarbyl, hydrocarbyloxy, aryl or aryloxy; wherein each compound of formula (I) is present at a level from 0.01 ppm to 20 ppm.Type: ApplicationFiled: March 25, 2019Publication date: January 14, 2021Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
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Publication number: 20190225907Abstract: A lubricant composition including (a) a first low viscosity polyalkylene oxide based fluid such as a combination of propylene oxide (PO) and butylene oxide (BO) based fluid with a first alcohol as an initiator; wherein the first low viscosity PO/BO based fluid has a number average molecular weight of less than about 5 600 Da; and (b) a second high viscosity polyalkylene oxide based fluid such as a combination of ethylene oxide (EO) and propylene oxide (PO) based fluid with a second alcohol as an initiator; wherein the second high viscosity EO/PO based fluid has a number average molecular weight greater than about 600 Da; a process for manufacturing the above lubricant; and a driveline fluid made from the above lubricant composition.Type: ApplicationFiled: September 22, 2017Publication date: July 25, 2019Applicant: Dow Global Technologies LLCInventors: Ashish Kotnis, John B. Cuthbert, Brian A. Jazdzewski
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Publication number: 20190118136Abstract: The present invention relates to a dehydration composition and method of use thereof for drying gas streams, in particular natural gas streams, wherein the dehydration composition comprises (i) a glycol, (ii) an imidazole compound, and optionally (iii) one or more of an alkali metal carboxylate, an additional glycol different than (i), an alkanolamine, a phosphate acid, a salt of a phosphate acid, a borate acid, a salt of a borate acid, a sweetening agent, a low temperature viscosity improver, a corrosion inhibitor, an antifoaming agent, or mixtures thereof.Type: ApplicationFiled: April 20, 2017Publication date: April 25, 2019Inventors: Christophe Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
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Patent number: 9822324Abstract: Provided are compositions and their use as dispersant and/or detergent additives for lubricants. The compositions comprise an amine alkoxylate of the formula I: (I) wherein R1-R7, R1?-R7; x, x?, A, A? and A? are as defined herein.Type: GrantFiled: October 15, 2013Date of Patent: November 21, 2017Assignee: Dow Global Technologies LLCInventors: Cynthia Pierre, Stephen W. King, Daniel A. Aguilar, Brian A. Jazdzewski, John B. Cuthbert, Paul R. Elowe, Ashwin R. Bharadwaj
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Publication number: 20160289590Abstract: A composition comprising a base oil and a dispersant, the base oil comprising a polyalkylene glycol and the dispersant being an epoxy amine alkoxylate of Structure I is useful in a process whereby the composition is used as a lubricant in a mechanical device.Type: ApplicationFiled: October 29, 2014Publication date: October 6, 2016Inventors: Cynthia Pierre, Cynthia L. Rand, Brian A. Jazdzewski, John B. Cuthbert, Daniel F. Zweifel
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Publication number: 20150232776Abstract: Provided are compositions and their use as dispersant and/or detergent additives for lubricants. The compositions comprise an amine alkoxylate of the formula I: (I) wherein R1-R7, R1?-R7; x, x?, A, A? and A? are as defined herein.Type: ApplicationFiled: October 15, 2013Publication date: August 20, 2015Applicant: Dow Global Technologies LLCInventors: Cynthia Pierre, Stephen W. King, Daniel A. Aguilar, Brian A. Jazdzewski, John B. Cuthbert, Paul R. Elowe, Aswin R. Bharadwaj
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Patent number: 8802774Abstract: Embodiments of the invention provide block composites comprising a soft copolymer, a hard polymer and a block copolymer having a soft segment and a hard segment, wherein the hard segment of the block copolymer is the same composition as the hard polymer in the block composite and the soft segment of the block copolymer is the same composition as the soft copolymer of the block composite and their use as impact modifiers.Type: GrantFiled: October 1, 2010Date of Patent: August 12, 2014Assignee: Dow Global Technologies LLCInventors: Edmund M. Carnahan, Colin LiPiShan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
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Patent number: 8716400Abstract: Embodiments of the invention provide block composites comprising a soft copolymer, a hard polymer and a block copolymer having a soft segment and a hard segment, wherein the hard segment of the block copolymer is the same composition as the hard polymer in the block composite and the soft segment of the block copolymer is the same composition as the soft copolymer of the block composite and their use as impact modifiers.Type: GrantFiled: October 1, 2010Date of Patent: May 6, 2014Assignee: Dow Global Technologies LLCInventors: Edmund M. Carnahan, Colin Lipishan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
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Patent number: 8557921Abstract: Meta-block copolymers and a process for preparing a product mixture comprising meta-block copolymers by contacting a metathesis catalyst under metathesis conditions with a composition comprising two or more ethylenically unsaturated polymers, said unsaturation defining one or more polymer segments in each ethylenically unsaturated polymer, at least one polymer segment in at least one ethylenically unsaturated polymer being chemically distinguishable from at least one polymer segment in at least one other ethylenically unsaturated polymer, characterized in that each meta-block copolymer in the product mixture comprises a random distribution of said chemically distinguishable polymer blocks.Type: GrantFiled: August 23, 2007Date of Patent: October 15, 2013Inventors: Daniel J. Arriola, Francis J. Timmers, Brian A. Jazdzewski, Paul C. Vosejpka, Nicole L. Wagner, Brian G. Landes, Guenter A. Jueptner, David H. Bank, Timothy T. Wenzel
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Patent number: 8530579Abstract: Two or more chemically distinguishable ethylenically unsaturated polymers, at least one having from 0.001 to 50 mole percent unsaturation and at least one other having an expected Tg or measured Tm value greater than 100° C. are cross-metathesized to form thermoplastic elastomers having improved performance properties.Type: GrantFiled: August 23, 2007Date of Patent: September 10, 2013Inventors: Daniel J. Arriola, Brian A. Jazdzewski, Francis J. Timmers, Paul C. Vosejpka, Nicole L. Wagner, Brian G. Landes, Guenter A. Jueptner, David H. Bank, Timothy T. Wenzel
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Patent number: 8415434Abstract: A polymerization process and the resulting polymer composition, said process comprising polymerizing one or more addition polymerizable monomers and a polymerizable shuttling agent in the presence of at least one addition polymerization catalyst comprising a metal compound or complex and a cocatalyst under conditions characterized by the formation of a branched polymer, preferably comprising pseudo-block molecular architecture.Type: GrantFiled: December 23, 2010Date of Patent: April 9, 2013Assignee: Dow Global Technologies LLCInventors: Daniel J. Arriola, Edmund M. Carnahan, David D. Devore, Phillip D. Hustad, Brian A. Jazdzewski, Roger L. Kuhlman, Francis J. Timmers, Timothy T. Wenzel
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Publication number: 20120208961Abstract: Embodiments of the invention provide block composites and their use as impact modifiers.Type: ApplicationFiled: October 1, 2010Publication date: August 16, 2012Applicant: Dow Global Technologies LLCInventors: Edmund M. Carnahan, Colin LiPiShan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
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Patent number: 8048961Abstract: A cross-metathesized product mixture is prepared by contacting a metathesis catalyst under metathesis conditions with a composition comprising two or more chemically distinguishable ethylenically unsaturated polymers, at least one of said ethylenically unsaturated polymers (first polymer) having from 0.001 to 50 mole percent unsaturation and at least one other of said ethylenically unsaturated polymers (second polymer) being an amorphous polymer having a Tg less than 0° C. and having from 0.001 to 5 mole percent unsaturation.Type: GrantFiled: August 23, 2007Date of Patent: November 1, 2011Assignee: Dow Global Technologies LLCInventors: Daniel J. Arriola, Brian A. Jazdzewski, Francis J. Timmers, Paul C. Vosejpka, Nicole L. Wagner, Brian G. Landes, Guenter A. Jueptner, David H. Bank, Timothy T. Wenzel