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).

  • Publication number: 20230250292
    Abstract: 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: Application
    Filed: July 19, 2021
    Publication date: August 10, 2023
    Inventors: Evelyn Auyeung, Robert J. Wright, Brian A. Jazdzewski, Nicole Knight, Zahid Asif, Warren E. Smith
  • Patent number: 11326114
    Abstract: 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: Grant
    Filed: March 25, 2019
    Date of Patent: May 10, 2022
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Patent number: 11274258
    Abstract: 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: Grant
    Filed: March 25, 2019
    Date of Patent: March 15, 2022
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Patent number: 11149222
    Abstract: 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: Grant
    Filed: March 25, 2019
    Date of Patent: October 19, 2021
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Patent number: 11123688
    Abstract: 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: Grant
    Filed: April 20, 2017
    Date of Patent: September 21, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: 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
  • Publication number: 20210163834
    Abstract: 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: Application
    Filed: March 25, 2019
    Publication date: June 3, 2021
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Publication number: 20210009910
    Abstract: 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: Application
    Filed: March 25, 2019
    Publication date: January 14, 2021
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Publication number: 20210009909
    Abstract: 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: Application
    Filed: March 25, 2019
    Publication date: January 14, 2021
    Inventors: Robert J. Wright, Brian A. Jazdzewski, Warren E. Smith, Jeremy Chris Reyes, Zahid Asif, Clark H. Cummins, William L. Winniford
  • Publication number: 20190225907
    Abstract: 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: Application
    Filed: September 22, 2017
    Publication date: July 25, 2019
    Applicant: Dow Global Technologies LLC
    Inventors: Ashish Kotnis, John B. Cuthbert, Brian A. Jazdzewski
  • Publication number: 20190118136
    Abstract: 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: Application
    Filed: April 20, 2017
    Publication date: April 25, 2019
    Inventors: Christophe Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
  • Patent number: 9822324
    Abstract: 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: Grant
    Filed: October 15, 2013
    Date of Patent: November 21, 2017
    Assignee: Dow Global Technologies LLC
    Inventors: Cynthia Pierre, Stephen W. King, Daniel A. Aguilar, Brian A. Jazdzewski, John B. Cuthbert, Paul R. Elowe, Ashwin R. Bharadwaj
  • Publication number: 20160289590
    Abstract: 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: Application
    Filed: October 29, 2014
    Publication date: October 6, 2016
    Inventors: Cynthia Pierre, Cynthia L. Rand, Brian A. Jazdzewski, John B. Cuthbert, Daniel F. Zweifel
  • Publication number: 20150232776
    Abstract: 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: Application
    Filed: October 15, 2013
    Publication date: August 20, 2015
    Applicant: Dow Global Technologies LLC
    Inventors: Cynthia Pierre, Stephen W. King, Daniel A. Aguilar, Brian A. Jazdzewski, John B. Cuthbert, Paul R. Elowe, Aswin R. Bharadwaj
  • Patent number: 8802774
    Abstract: 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: Grant
    Filed: October 1, 2010
    Date of Patent: August 12, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Edmund M. Carnahan, Colin LiPiShan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
  • Patent number: 8716400
    Abstract: 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: Grant
    Filed: October 1, 2010
    Date of Patent: May 6, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Edmund M. Carnahan, Colin Lipishan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
  • Patent number: 8557921
    Abstract: 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: Grant
    Filed: August 23, 2007
    Date of Patent: October 15, 2013
    Inventors: 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
  • Patent number: 8530579
    Abstract: 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: Grant
    Filed: August 23, 2007
    Date of Patent: September 10, 2013
    Inventors: 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
  • Patent number: 8415434
    Abstract: 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: Grant
    Filed: December 23, 2010
    Date of Patent: April 9, 2013
    Assignee: Dow Global Technologies LLC
    Inventors: Daniel J. Arriola, Edmund M. Carnahan, David D. Devore, Phillip D. Hustad, Brian A. Jazdzewski, Roger L. Kuhlman, Francis J. Timmers, Timothy T. Wenzel
  • Publication number: 20120208961
    Abstract: Embodiments of the invention provide block composites and their use as impact modifiers.
    Type: Application
    Filed: October 1, 2010
    Publication date: August 16, 2012
    Applicant: Dow Global Technologies LLC
    Inventors: Edmund M. Carnahan, Colin LiPiShan, Kim L. Walton, Gary R. Marchand, Benjamin C. Poon, Phillip D. Hustad, Brian A. Jazdzewski, Didem Oner-Deliormanli
  • Patent number: 8048961
    Abstract: 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: Grant
    Filed: August 23, 2007
    Date of Patent: November 1, 2011
    Assignee: Dow Global Technologies LLC
    Inventors: 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