Patents by Inventor Robert K. Rosen

Robert K. Rosen 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: 20190118155
    Abstract: Parallel reactor systems for synthesizing materials are disclosed. The reactor systems may be suitable for synthesizing materials produced from corrosive reagents. Methods for preparing materials by use of such parallel reactor systems are also disclosed.
    Type: Application
    Filed: December 14, 2018
    Publication date: April 25, 2019
    Inventors: Daniel GIAQUINTA, Robert S. BUSACCA, Robert K. ROSEN, John F. VARNI
  • Patent number: 10195581
    Abstract: Parallel reactor systems for synthesizing materials are disclosed. The reactor systems may be suitable for synthesizing materials produced from corrosive reagents. Methods for preparing materials by use of such parallel reactor systems are also disclosed.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: February 5, 2019
    Assignee: UNCHAINED LABS
    Inventors: Daniel Giaquinta, Robert S. Busacca, Robert K. Rosen, John F. Varni, Jeffrey C. Yoder
  • Publication number: 20150045210
    Abstract: Parallel reactor systems for synthesizing materials are disclosed. The reactor systems may be suitable for synthesizing materials produced from corrosive reagents. Methods for preparing materials by use of such parallel reactor systems are also disclosed.
    Type: Application
    Filed: March 26, 2013
    Publication date: February 12, 2015
    Applicant: FreeSlate, Inc.
    Inventors: Daniel Giaquinta, Robert S. Busacca, Robert K. Rosen, John F. Varni, Jeffrey C. Yoder
  • Patent number: 7645893
    Abstract: Substituted ferrocenium compounds comprising at least one pendant oleophilic substituent on at least one of the cyclopentadienyl groups and an inert, compatible, noncoordinating, anion and processes for use thereof as catalyst activators for addition polymerizations or as oxidizing agents for metal complex syntheses.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: January 12, 2010
    Assignee: Dow Global Technologies, Inc.
    Inventors: Robert K. Rosen, Melissa D. Tankersley
  • Patent number: 7259219
    Abstract: An article of manufacture comprises a copolymer of ethylene and vinyl aromatic monomer having a molecular weight of less than 15,000. Preferably, the copolymer is characterized by a backbone having a first and second terminal end group, the first terminal end group is a methyl group, the second terminal end group is a vinyl group, wherein the ratio of the terminal methyl group to the terminal vinyl group is 0.8:1 to 1:0.8. The article of manufacture includes, but is not limited to, waxes, lubricants, additives, etc. The waxes may be used to formulate paints and coatings, printing inks, carbon paper, photo toners, building and construction materials, mold release agents, hot melt adhesives, candles. The waxes may also be used in wood processing, metal working, powder metallurgy and sintering, wax modeling, sizing, crop protection, and so on.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: August 21, 2007
    Assignee: Dow Global Technologies Inc.
    Inventors: Robert K. Rosen, Teresa P. Karjala, Selim Yalvac, Yunwa W. Cheung, Martin J. Guest, Brian W. S. Kolthammer, Steven M. Ueligger
  • Patent number: 7214638
    Abstract: Catalyst compositions that are highly tolerant of catalyst poisons for use in addition polymerizations comprising a catalytic derivative of a Group 4 metal complex, a cocatalyst, and a Group 13 metal amide compound.
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: May 8, 2007
    Assignee: Dow Global Technologies Inc.
    Inventors: Duane R. Romer, James C. Stevens, Robert K. Rosen, Francis J. Timmers, Hendrik E. Tuinstra
  • Patent number: 6806326
    Abstract: Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including EIPE resins and pseudo-random copolymers, are disclosed and claimed.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: October 19, 2004
    Assignee: The Dow Chemical Company
    Inventors: James C. Stevens, Robert K. Rosen, Peter N. Nickias, David R. Wilson
  • Patent number: 6806327
    Abstract: Metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof comprising at least: (1) a cyclopentadienyl ring, (2) a 7 membered polyatomic ring, and (3) one or more aromatic ring systems, with the proviso that said 7 membered ring (2), is fused to both the cyclopentadienyl ring (1), and said one or more aromatic ring systems (3), and substituted in at least one ring position with a substituent group resulting in sp2 hybridization on the ring atom bonded thereto; polymerization catalysts; and olefin polymerization processes using the same are disclosed.
    Type: Grant
    Filed: April 16, 2002
    Date of Patent: October 19, 2004
    Assignee: Dow Global Technologies Inc.
    Inventors: Richard E. Campbell, Jr., Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen, Shaoguang Feng
  • Patent number: 6800701
    Abstract: Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring, and (3) an aromatic ring, with the proviso that said 6, 7, or 8 membered ring (2), is fused to both the cyclopentadienyl ring (1), and the aromatic ring (3), polymerization catalysts, a process to prepare the novel compounds and complexes, and olefin polymerization processes using the same are disclosed.
    Type: Grant
    Filed: May 13, 2003
    Date of Patent: October 5, 2004
    Assignee: Dow Global Technologies Inc.
    Inventors: Richard E. Campbell, Jr., Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen
  • Patent number: 6686488
    Abstract: Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo-random copolymers, are disclosed and claimed.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: February 3, 2004
    Assignee: The Dow Chemical Company
    Inventors: David R. Wilson, Robert K. Rosen
  • Publication number: 20030216529
    Abstract: Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring, and (3) an aromatic ring, with the proviso that said 6, 7, or 8 membered ring (2), is fused to both the cyclopentadienyl ring (1), and the aromatic ring (3), polymerization catalysts, a process to prepare the novel compounds and complexes, and olefin polymerization processes using the same are disclosed.
    Type: Application
    Filed: May 13, 2003
    Publication date: November 20, 2003
    Inventors: Richard E. Campbell, Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen
  • Patent number: 6613921
    Abstract: Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring, and (3) an aromatic ring, with the proviso that said 6, 7, or 8 membered ring (2), is fused to both the cyclopentadienyl ring (1), and the aromatic ring (3), polymerization catalysts, a process to prepare the novel compounds and complexes, and olefin polymerization processes using the same are disclosed.
    Type: Grant
    Filed: June 12, 2001
    Date of Patent: September 2, 2003
    Assignee: Dow Global Technologies Inc.
    Inventors: Richard E. Campbell, Jr., Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen
  • Publication number: 20030120012
    Abstract: A process for making an interpolymer product that includes contacting at least one &agr;-olefinic monomer and at least one vinyl or vinylidene monomer in the presence of at least a first single site catalyst and second single site catalyst in a reactor system, and effectuating the polymerization of the monomers in the reactor.
    Type: Application
    Filed: December 23, 2002
    Publication date: June 26, 2003
    Applicant: The Dow Chemical Company
    Inventors: Yunwa W. Cheung, Martin J. Guest, Robert K. Rosen, Brian W. Kolthammer
  • Patent number: 6552148
    Abstract: The present invention relates to a thermoplastic interpolymer product comprising an &agr;-olefin interpolymerized with at least one vinyl or vinylidene aromatic monomer and/or at least one hindered aliphatic or cycloaliphatic vinyl or vinylidene aromatic monomer and, in at least one aspect, is characterized as having substantially synergistic thermal properties. The invention also relates to a process for manufacturing the interpolymer product wherein the process employs two or more single site or metallocene catalyst systems in at least one reaction environment and wherein at least two of the catalyst systems have (a) different monomer incorporation capabilities or reactivities and (b) the same or, optionally, different monomer sequencing and/or tacticity characteristics.
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: April 22, 2003
    Assignee: The Dow Chemical Company
    Inventors: Yunwa W. Cheung, Martin J. Guest, Robert K. Rosen, Brian W. Kolthammer
  • Publication number: 20030065203
    Abstract: Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo-random copolymers, are disclosed and claimed.
    Type: Application
    Filed: November 6, 2001
    Publication date: April 3, 2003
    Inventors: David R. Wilson, Robert K. Rosen
  • Publication number: 20020151662
    Abstract: Metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof comprising at least: (1) a cyclopentadienyl ring, (2) a 7 membered polyatomic ring, and (3) one or more aromatic ring systems, with the proviso that said 7 membered ring (2), is fused to both the cyclopentadienyl ring (1), and said one or more aromatic ring systems (3), and substituted in at least one ring position with a substituent group resulting in sp2 hybridization on the ring atom bonded thereto; polymerization catalysts; and olefin polymerization processes using the same are disclosed.
    Type: Application
    Filed: April 16, 2002
    Publication date: October 17, 2002
    Inventors: Richard E. Campbell, Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen, Shaoguang Feng
  • Patent number: 6465384
    Abstract: Biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a &sgr;-complex or a &pgr;-complex in combination with strong Lewis acids, Bronsted acid salts, carbenium ion salts, salts containing a cationic oxidizing agent, or subjected to bulk electrolysis in the presence of compatible, inert non-coordinating anions form catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 15, 2002
    Assignee: The Dow Chemical Company
    Inventors: Francis J. Timmers, James C. Stevens, David D. Devore, Robert K. Rosen, Jasson T. Patton, David R. Neithamer
  • Publication number: 20020128403
    Abstract: Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo-random copolymers, are disclosed and claimed.
    Type: Application
    Filed: November 6, 2001
    Publication date: September 12, 2002
    Inventors: James C. Stevens, Robert K. Rosen
  • Publication number: 20020062011
    Abstract: Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6,7,or 8 membered ring other than a 6-carbon aromatic ring, and (3) an aromatic ring, with the proviso that said 6, 7, or 8 membered ring (2), is fused to both the cyclopentadienyl ring (1), and the aromatic ring (3), polymerization catalysts, a process to prepare the novel compounds and complexes, and olefin polymerization processes using the same are disclosed.
    Type: Application
    Filed: June 12, 2001
    Publication date: May 23, 2002
    Inventors: Richard E. Campbell,, Jerzy Klosin, Ravi B. Shankar, Francis J. Timmers, Robert K. Rosen
  • Patent number: 6121185
    Abstract: A catalyst activator, comprising a cation which is a Bronsted acid capable of donating a proton, and an inert, compatible, noncoordinating, anion, characterized by a solubility constant at 25.degree. C. in hexane, cyclohexane or methylcyclohexane of at least 5 weight percent.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: September 19, 2000
    Assignee: The Dow Chemical Company
    Inventors: Robert K. Rosen, Daniel D. VanderLende