Nitrogen Or Halogen Containing Patents (Class 556/56)
  • Publication number: 20150141640
    Abstract: The present invention is directed to sulfonic esters of metal oxides including those of formulas I and II:
    Type: Application
    Filed: January 26, 2015
    Publication date: May 21, 2015
    Inventors: Carl M. Blumenfeld, Harry B. Gray, Robert H. Grubbs, Karn Sorasaenee
  • Patent number: 8968789
    Abstract: The present invention is directed to sulfonic esters of metal oxides including those of formulas I and II:
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: March 3, 2015
    Assignees: California Institute of Technology, Children's Hospital of Los Angeles
    Inventors: Carl M. Blumenfeld, Harry B. Gray, Robert H. Grubbs, Karn Sorasaenee
  • Patent number: 8962876
    Abstract: A precursor for the deposition of a thin film by atomic layer deposition is provided. The compound has the formula MxLy where M is a metal and L is an amidrazone-derived ligand or an amidate-derived ligand. A process of forming a thin film using the precursors is also provided.
    Type: Grant
    Filed: May 17, 2010
    Date of Patent: February 24, 2015
    Assignee: Wayne State University
    Inventors: Charles H. Winter, Thomas Joseph Knisley, Panditha Koralalage Don Mahesh Chinthaka Karunarathne
  • Patent number: 8962875
    Abstract: Organometallic compounds suitable for use as vapor phase deposition precursors for metal-containing films are provided. Methods of depositing metal-containing films using certain organometallic precursors are also provided. Such metal-containing films are particularly useful in the manufacture of electronic devices.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: February 24, 2015
    Assignee: Air Products and Chemicals, Inc.
    Inventors: John Anthony Thomas Norman, Xinjian Lei
  • Publication number: 20140378635
    Abstract: Catalysts comprising salenol ligands are disclosed herein. Also, catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes.
    Type: Application
    Filed: May 28, 2014
    Publication date: December 25, 2014
    Applicants: ExxonMobil Chemical Patents Inc., Ramot at Tel-Aviv University Ltd.
    Inventors: Moshe Kol, Konstantin Press, Matthew W. Holtcamp
  • Publication number: 20140378634
    Abstract: Catalysts comprising thio-salalen ligands. Also, catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes.
    Type: Application
    Filed: May 28, 2014
    Publication date: December 25, 2014
    Applicants: ExxonMobil Chemical Patents Inc., Ramot at Tel-Aviv University Ltd.
    Inventors: Moshe Kol, Konstantin Press, Ayellet Lynn Stopper, Matthew W. Holtcamp, Meagan E. Evans, David A. Cano
  • Patent number: 8907032
    Abstract: Use of homogeneous catalytic systems which include as a pre-catalyst a complex of a Group IV metal and a salalen ligand in the polymerization of alpha-olefins, is disclosed. The alpha-olefin polymers obtained are characterized by controlled levels of tacticity. Also disclosed are novel salalen ligands and novel complexes thereof with Group IV metals.
    Type: Grant
    Filed: June 16, 2011
    Date of Patent: December 9, 2014
    Assignee: Ramot at Tel-Aviv University Ltd.
    Inventors: Moshe Kol, Konstantin Press, Ad Cohen
  • Publication number: 20140227456
    Abstract: An object of the present invention is to provide a method for producing a Group IV metal oxide film useful as a semiconductor element or an optical element at a low temperature. The present invention relates to a method for producing a Group IV metal oxide film, comprising coating a surface of a substrate with a film-forming material dissolved in an organic solvent, and subjecting the substrate to a heat treatment, an ultraviolet irradiation treatment, or both of these treatments, wherein a film-forming material obtained by reacting a vinylenediamide complex having a specific structure with an oxidizing agent such as oxygen gas, air, ozone, water and hydrogen peroxide is used as the film-forming material.
    Type: Application
    Filed: September 3, 2012
    Publication date: August 14, 2014
    Applicants: Sagami Chemical Research Institute, TOSOH CORPORATION
    Inventors: Tomoyuki Kinoshita, Kohei Iwanaga, Sachio Asano, Takahiro Kawabata, Noriaki Oshima, Satori Hirai, Yoshinori Harada, Kazuyoshi Arai, Ken-ichi Tada
  • Publication number: 20140227187
    Abstract: The present invention is directed to sulfonic esters of metal oxides including those of formulas I and II:
    Type: Application
    Filed: February 12, 2014
    Publication date: August 14, 2014
    Applicants: Children's Hospital Of Los Angeles, California Institute of Technology
    Inventors: Carl M. Blumenfeld, Harry B. Gray, Robert H. Grubbs, Karn Sorasaenee
  • Patent number: 8779174
    Abstract: A subject for the invention is to provide novel titanium complexes which have a high vapor pressure and high thermal stability and serve as an excellent material for producing a titanium-containing thin film by a technique such as the CVD method or ALD method and to further provide processes for producing these complexes, titanium-containing thin films produced from the complexes, and a process for producing the thin films. The invention relates to producing a titanium complex represented by general formula (1): (wherein R1 and R4 each independently represent an alkyl group having 1-16 carbon atoms; R2 and R3 each independently represent a hydrogen atom or an alkyl group having 1-3 carbon atoms; and R5 represents an alkyl group which has 1-16 carbon atoms and may have been substituted with one or more fluorine atoms) and to producing a titanium-containing thin film using the complex.
    Type: Grant
    Filed: June 12, 2009
    Date of Patent: July 15, 2014
    Assignees: Tosoh Corporation, Sagami Chemical Research Institute
    Inventors: Ken-ichi Tada, Toshiki Yamamoto, Hirokazu Chiba, Kohei Iwanaga, Atsushi Maniwa, Tadahiro Yotsuya, Noriaki Oshima
  • Publication number: 20140170861
    Abstract: Disclosed are hafnium-containing and zirconium-containing precursors and methods of synthesizing the same. The compounds may be used to deposit hafnium, zirconium, hafnium oxide, and zirconium oxide containing layers using vapor deposition methods such as chemical vapor deposition or atomic layer deposition.
    Type: Application
    Filed: April 6, 2011
    Publication date: June 19, 2014
    Inventors: Venkateswara R. Pallem, Christian Dussarrat
  • Patent number: 8742043
    Abstract: Disclosed herein is a group IV transition metal catalyst for producing an ethylene homopolymer or an ethylene-olefin copolymers, having high catalytic activity, which includes a cyclopentadiene derivative and one or more anionic ligands having an aryl group substituted with an aryl derivative at an ortho-position thereof around a transition metal, the ligands not being crosslinked to each other, a catalyst system including the group IV transition metal catalyst and an aluminoxane cocatalyst or a boron compound cocatalyst, and a method of producing ethylene homopolymers or ethylene-olefin copolymers using the catalyst system.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: June 3, 2014
    Assignee: SK Innovation Co., Ltd.
    Inventors: Myung Ahn Ok, Dae Ho Shin, Jong Sok Hahn, Ho Seong Lee, Sang Ook Kang, Sung Kwan Kim
  • Publication number: 20140127913
    Abstract: Disclosed are titanium-containing precursors and methods of synthesizing the same. The compounds may be used to deposit titanium, titanium oxide, strontium-titanium oxide, and barium strontium titanate containing layers using vapor deposition methods such as chemical vapor deposition or atomic layer deposition.
    Type: Application
    Filed: January 9, 2014
    Publication date: May 8, 2014
    Applicant: American Air Liquide, Inc.
    Inventors: Venkateswara R. PALLEM, Christian DUSSARRAT
  • Patent number: 8642797
    Abstract: Volatile metal amidate metal complexes are exemplified by bis(N-(tert-butyl)ethylamidate)bis(ethylmethylamido) titanium; (N-(tert-butyl)(tert-butyl)amidate)tris(ethylmethylamido) titanium; bis(N-(tert-butyl)(tert-butyl)amidate)bis(dimethylamido) titanium and (N-(tert-butyl)(tert-butyl)amidate)tris(dimethylamido) titanium. The term “volatile” refers to any precursor of this invention having vapor pressure above 0.5 torr at temperature less than 200° C. Metal-containing film depositions using these metal amidate ligands are also described.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: February 4, 2014
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Sergei Vladimirovich Ivanov, Wade Hampton Bailey, III, Xinjian Lei, Daniel P. Spence
  • Patent number: 8633329
    Abstract: Disclosed are titanium-containing precursors and methods of synthesizing the same. The compounds may be used to deposit titanium, titanium oxide, strontium-titanium oxide, and barium strontium titanate containing layers using vapor deposition methods such as chemical vapor deposition or atomic layer deposition.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: January 21, 2014
    Assignee: American Air Liquide, Inc.
    Inventors: Venkateswara R. Pallem, Christian Dussarrat
  • Publication number: 20140018461
    Abstract: A titanium-oxo-chelate catalyst formulation, comprising: (i) at least one compound of the formula (I), wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11 and R12 independently of each other are for example hydrogen, halogen, C1-C20alkyl, C6-C14aryl which is unsubstituted or substituted; or R1, R2 and R3 and/or R4, R5 and R6 and/or R7, R8 and R9 and/or R10, R11 and R12 together with the C-atom to which they are attached each form a C6-C14aryl group which is unsubstituted or substituted; or R1 and R2 and/or R4 and R5 and/or R7 and R8 and/or R10 and R11 together with the C-atom to which they are attached form a 5- to 7-membered carbocyclic ring; at least one chelate ligand compound of the formula (IIa), (IIb) or (IIc), wherein R1, R2, R3, R4, R5 and R6 are defined as above for formula (I), is suitable as photolatent catalyst formulation for polymerizing compounds, which are capable to crosslink in the presence of a Lewis acid.
    Type: Application
    Filed: April 2, 2012
    Publication date: January 16, 2014
    Applicant: BASF SE
    Inventors: Tobias Hintermann, Antoine Carroy, Caroline Lordelot, Didier Bauer, Rachel Kohli Steck, Marc Faller
  • Publication number: 20130310529
    Abstract: Use of homogeneous catalytic systems which include as a pre-catalyst a complex of a group 4 metal and a Salan ligand in the polymerization of alpha-olefins, is disclosed. The Salan ligand is characterized by a sequential diamino-containing skeleton unit which is non-symmetric, and the pre-catalysts can also be such that are devoid of a symmetry element. The disclosed polymerization results in alpha-olefin polymers such as polypropylene which are characterized by high levels of tacticity. Also disclosed are novel Salan ligands and novel complexes thereof with group 4 metals.
    Type: Application
    Filed: January 19, 2012
    Publication date: November 21, 2013
    Applicant: RAMOT AT TEL-AVIV UNIVERSITY LTD.
    Inventors: Moshe Kol, Konstantin Press
  • Publication number: 20130150486
    Abstract: The invention relates to titanium compounds ABC comprising tetravalent titanium A, a moiety derived from a glycol B by removing two hydrogen atoms from hydroxyl groups, and a moiety derived from an N-alkylol-?-hydroxyamine C synthesised by reacting a ?-hydroxyamine C12 with an aldehyde C3, to a process for their preparation, and to a method of use thereof as a curing catalyst in coating compositions.
    Type: Application
    Filed: August 31, 2011
    Publication date: June 13, 2013
    Inventors: Roland Feola, Norbert Cvetko, Johann Gmoser, Willy Paar
  • Patent number: 8450510
    Abstract: The present invention relates to an amine bridged metallocene catalyst, a method for producing the same, and a method for producing an ethylene-alpha olefin copolymer, which comprises polymerizing ethylene and alpha olefin in the presence of an olefin polymerization catalyst composition including a metallocene catalyst. The amine bridged metallocene catalyst may be produced by reacting one or more of substituted or unsubstituted cyclopentadiene and substituted or unsubstituted fluorene with amine to bridge them with nitrogen, and reacting them with a transition metal to coordinate them.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: May 28, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Min-Seok Cho, Nicola Maggiarosa, Ki-Soo Lee, Heon-Yong Kwon, Jong-Sang Park, Joon-Hee Cho, Yong-Ho Lee, Byung-Ryul Lee, Seon-Kyoung Kim, Dae-Sik Hong
  • Publication number: 20130129628
    Abstract: Functionalized second harmonic nanoprobes for imaging samples and a method of using such probes to monitor the dynamics different processeses using a variety of imaging techniques are provided. The functionalized second harmonic generating (SHG) nanoprobes are comprised of various kinds of nanocrystalline materials that do not possess an inversion symmetry and therefore are capable of generating second harmonic signals that can then be detected by conventional two-photon microscopy, and are provided with functional surface modifications that allow for targeted imaging of a variety of biological and non-biological processes and structures such as cell signaling, neuroimaging, protein conformation probing, DNA conformation probing, gene transcription, virus infection and replication in cells, protein dynamics, tumor imaging and cancer therapy evaluation and diagnosis as well as quantification in optical imaging.
    Type: Application
    Filed: November 21, 2012
    Publication date: May 23, 2013
    Applicant: California Institute of Technology
    Inventor: California Institute of Technology
  • Publication number: 20130096271
    Abstract: Use of homogeneous catalytic systems which include as a pre-catalyst a complex of a Group IV metal and a salalen ligand in the polymerization of alpha-olefins, is disclosed. The alpha-olefin polymers obtained are characterized by controlled levels of tacticity. Also disclosed are novel salalen ligands and novel complexes thereof with Group IV metals.
    Type: Application
    Filed: June 16, 2011
    Publication date: April 18, 2013
    Applicant: Ramot at Tel-Aviv University Ltd.
    Inventors: Moshe Kol, Konstantin Press, Ad Cohen
  • Patent number: 8410295
    Abstract: A complex, and a process for producing the same, represented by any of the following formulae (I), (I?), (II), (II?), (III), (III?), (IV), and (IV?): where: R1s are independently an alkyl group or an aryl group; R2s are independently a hydrogen atom, an alkyl group, or an aryl group; R3s are independently an alkyl group or an aryl group, provided that two R3s are optionally bonded with each other to form a ring; R4s are independently a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a nitro group, or a cyano group; and M is TiY2, where Y is Cl or alkoxide or the complex forms a di-?-oxo dimer where Y is a ?-oxo ligand.
    Type: Grant
    Filed: March 21, 2012
    Date of Patent: April 2, 2013
    Assignee: Japan Science and Technology Agency
    Inventors: Tsutomu Katsuki, Kazuhiro Matsumoto, Yuji Sawada
  • Patent number: 8404878
    Abstract: Disclosed are titanium-containing precursors and methods of synthesizing the same. The compounds may be used to deposit titanium, titanium oxide, strontium-titanium oxide, and barium strontium titanate containing layers using vapor deposition methods such as chemical vapor deposition or atomic layer deposition.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: March 26, 2013
    Assignee: American Air Liquide, Inc.
    Inventors: Venkateswara R. Pallem, Christian Dussarrat
  • Publication number: 20130066082
    Abstract: Organometallic compounds suitable for use as vapor phase deposition precursors for metal-containing films are provided. Methods of depositing metal-containing films using certain organometallic precursors are also provided. Such metal-containing films are particularly useful in the manufacture of electronic devices.
    Type: Application
    Filed: March 13, 2012
    Publication date: March 14, 2013
    Applicant: AIR PRODUCTS AND CHEMICALS, INC.
    Inventors: John Anthony Thomas Norman, Xinjian Lei
  • Publication number: 20130059991
    Abstract: A stereoselective olefin polymerization catalyst contains a complex represented by Formula (1): wherein n is 2 or 3; R1 and R2 are independently an optionally substituted alkyl group or a halogen atom; L is a ligand represented by CH2R3, a halogen atom, OR4, or NR5R6; R3 is a hydrogen atom, an aromatic group, or a trialkylsilyl group; R4 is a lower alkyl group having 1 to 6 carbon atoms; and R5 and R6 are independently a hydrogen atom or a lower alkyl group having 1 to 6 carbon atoms. A method for manufacturing stereoselective polyolefin, includes polymerizing an olefin in the presence of the catalyst. The present invention provides a catalyst which enables highly isoselective polymerization generating a polymer having significantly high molecular weight and also can prepare stereoselective polyolefin with a narrow dispersity (Mw/Mn) or with a sharp molecular weight distribution, and provides a method for manufacturing stereoselective polyolefin with the catalyst.
    Type: Application
    Filed: February 10, 2011
    Publication date: March 7, 2013
    Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, NATIONAL UNIVERSITY CORPORATION SAITAMA UNIVERSITY
    Inventors: Akihiko Ishii, Norio Nakata, Tomoyuki Toda, Tsukasa Matsuo
  • Publication number: 20130053594
    Abstract: Methods for making self-healing polymer and gel compositions with crosslinks comprising coordinate bonds between monomer subunits and metals are disclosed.
    Type: Application
    Filed: December 17, 2010
    Publication date: February 28, 2013
    Applicant: The University of Chicago
    Inventors: Ka Yee Christina Lee, Niels Holten-Andersen, J. Herbert Waite
  • Publication number: 20120232181
    Abstract: The invention relates to novel catalysts and the use thereof, for example in the preparation of polyisocyanate polyaddition products.
    Type: Application
    Filed: October 26, 2010
    Publication date: September 13, 2012
    Applicant: Bayer MaterialScience Ag
    Inventors: Stephan Reiter, Jens Krause, Harald Knaup, Klaus Jurkschat, Markus Schürmann, Gerrit Bradtmöller
  • Patent number: 8258361
    Abstract: The invention provides transition metal complex compounds, high-activity olefin oligomerization catalysts containing the compounds, and olefin oligomerization processes using the catalysts. A transition metal complex compound [A] according to the invention is represented by Formula (I) or Formula (I?) below. An olefin oligomerization catalyst includes the transition metal complex compound [A]. In an olefin oligomerization process of the invention, an olefin is oligomerized in the presence of the catalyst.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: September 4, 2012
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Yasuhiko Suzuki, Shinsuke Kinoshita, Atsushi Shibahara, Naritoshi Yoshimura, Isao Hara, Tetsuya Hamada, Kazumori Kawamura, Kou Tsurugi, Yasunori Saito, Seiichi Ishii, Yasushi Nakayama, Naoto Matsukawa, Susumu Murata
  • Patent number: 8258345
    Abstract: The present invention pertains to a process for preparing a compound of Formula I that is achiral, racemic or enantiomerically enriched at the hydroxylation center indicated by * comprising contacting a compound of Formula II with an oxidant selected from oxygen, hydrogen peroxide, peracids or alkyl hydroperoxides in the presence of a zirconium complex, wherein R1, R2 and R3 are as defined in the disclosure. This invention also pertains to zirconium complexes useful in this procedure comprising zirconium and a ligand of Formula III or its enantiomer wherein J, R6 and n are as defined in the disclosure. This invention further pertains to a compound of Formula III or its enantiomer.
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: September 4, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventor: Albert Loren Casalnuovo
  • Publication number: 20120217432
    Abstract: Coordination complexes of at least one metal element with at least one aromatic monomer are provided. The at least one aromatic monomer may comprise at least one aromatic ring, which ring comprising at least one ethylenic group, at least one hydroxide group —OH, at least one oxime group and salts thereof. The metal element may be in the form of a metal alkoxide.
    Type: Application
    Filed: November 17, 2010
    Publication date: August 30, 2012
    Applicant: Commissariat a l'energie atomique et aux energies alternatives
    Inventors: Alexia Balland Longeau, Stéphane Cadra, Jérôme Thibonnet
  • Patent number: 8247587
    Abstract: The present invention relates to monohydroindacenyl complexes as active catalytic components in the copolymerization of ethylene. The complexes are suitable for direct preparation of ethylene copolymers having a narrow molecular distribution as well as the desired levels of low density and preferably a predetermined value of glass transition temperature Tg. The produced copolymers showing improved elastomeric performance can be prepared in a single step during polymerization reaction, thus avoiding a blending step following the polymerization step.
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: August 21, 2012
    Assignee: Basell Polyolefine GmbH
    Inventors: Fabiana Fantinel, Shahram Mihan
  • Publication number: 20120209007
    Abstract: The present invention relates to titanium catalysts for synthesis reactions produced by bringing a reaction mixture comprising a titanium alkoxide and a ligand in contact with water, wherein the ligand is represented by the general formula (e): wherein R1, R2, R3, and R4 are independently a hydrogen atom, an alkyl group, or the like, and (A) represents a group with two or more carbon atoms. The titanium catalysts may be isolated in solid form and may be stored. The invention further relates to a process for cyanation of imines, wherein the process comprises reacting an imine with a cyanating agent in the presence of the titanium catalyst.
    Type: Application
    Filed: February 11, 2010
    Publication date: August 16, 2012
    Applicants: Agency for Science, Technology and Research, Mitsui Chemicals Inc.
    Inventors: Abdul Majeed Seayad, Balamurugam Ramalingam, Christina Chai, Takushi Nagata, Kazuhiko Yoshinaga, Manabu Wadamoto
  • Publication number: 20120178954
    Abstract: A complex, and a process for producing the same, represented by any of the following formulae (I), (I?), (II), (II?), (III), (III?), (IV), and (IV?): where: R1s are independently an alkyl group or an aryl group; R2s are independently a hydrogen atom, an alkyl group, or an aryl group; R3s are independently an alkyl group or an aryl group, provided that two R3s are optionally bonded with each other to form a ring; R4s are independently a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a nitro group, or a cyano group; and M is TiY2, where Y is Cl or alkoxide or the complex forms a di-?-oxo dimer where Y is a ?-oxo ligand.
    Type: Application
    Filed: March 21, 2012
    Publication date: July 12, 2012
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Tsutomu KATSUKI, Kazuhiro MATSUMOTO, Yuji SAWADA
  • Patent number: 8168811
    Abstract: Precursors useful for vapor phase deposition processes, e.g., CVD/ALD, to form metal-containing films on substrates. The precursors include, in one class, a central metal atom M to which is coordinated at least one ligand of formula (I): wherein: R1, R2 and R3 are each independently H or ogano moieties; and G1 is an electron donor arm substituent that increases the coordination of the ligand to the central metal atom M; wherein when G1 is aminoalkyl, the substituents on the amino nitrogen are not alkyl, fluoroalkyl, cycloaliphatic, or aryl, and are not connected to form a ring structure containing carbon, oxygen or nitrogen atoms. Also disclosed are ketoester, malonate and other precursors adapted for forming metal-containing films on substrates, suitable for use in the manufacture of microelectronic device products such as semiconductor devices and flat panel displays.
    Type: Grant
    Filed: July 21, 2009
    Date of Patent: May 1, 2012
    Assignee: Advanced Technology Materials, Inc.
    Inventors: Thomas M. Cameron, Chongying Xu, Tianniu Chen
  • Patent number: 8163853
    Abstract: This invention relates to new transition metal complexes for use in olefin polymerization and oligomerization. The active complex is a pyridine amide having a metallocenyl substituent as part of the ligand structure. The invention also relates to novel precursors for the ligand systems of such complexes obtained from metallocenyl-substituted pyridine compounds through sequences involving addition-condensation or lithium-halogen exchange (with subsequent metathesis) reactions.
    Type: Grant
    Filed: August 13, 2010
    Date of Patent: April 24, 2012
    Assignee: Exxonmobil Chemical Patents Inc.
    Inventor: John R. Hagadorn
  • Patent number: 8153544
    Abstract: A method of preparing supported catalysts useful for olefin polymerization is described. The catalysts comprise a Group 4 metal complex that incorporates a tridentate dianionic ligand. An activator mixture is first made from a boron compound having Lewis acidity and an excess of an alumoxane. The activator mixture is then combined with a support and the Group 4 metal complex to give a supported catalyst. The method provides an active, supported catalyst capable of making high-molecular-weight polyolefins.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: April 10, 2012
    Assignee: Equistar Chemicals, LP
    Inventors: Sandor Nagy, Linda N. Winslow, Shahram Mihan, Reynald Chevalier, Lenka Lukesova, Ilya E. Nifant'ev, Pavel V. Ivchenko, Karen L. Neal-Hawkins
  • Publication number: 20120058270
    Abstract: A precursor for the deposition of a thin film by atomic layer deposition is provided. The compound has the formula MxLy where M is a metal and L is an amidrazone-derived ligand or an amidate-derived ligand. A process of forming a thin film using the precursors is also provided.
    Type: Application
    Filed: May 17, 2010
    Publication date: March 8, 2012
    Applicant: WAYNE STATE UNIVERSITY
    Inventors: Charles H. Winter, Thomas Joseph Knisley, Panditha Koralalage Don Mahesh Chinthaka Karunarathne
  • Publication number: 20120045589
    Abstract: Volatile metal amidate metal complexes are exemplified by bis(N-(tert-butyl)ethylamidate)bis(ethylmethylamido) titanium; (N-(tert-butyl)(tert-butyl)amidate)tris(ethylmethylamido) titanium; bis(N-(tert-butyl)(tert-butyl)amidate)bis(dimethylamido) titanium and (N-(tert-butyl)(tert-butyl)amidate)tris(dimethylamido) titanium. The term “volatile” referes to any precursor of this invention having vapor pressure above 0.5 torr at temperature less than 200° C. Metal-containing film depositions using these metal amidate ligands are also described.
    Type: Application
    Filed: February 18, 2011
    Publication date: February 23, 2012
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Sergei Vladimirovich Ivanov, Wade Hampton Bailey, III, Xinjian Lei, Daniel P. Spence
  • Publication number: 20120029220
    Abstract: A subject for the invention is to provide novel titanium complexes which have a high vapor pressure and high thermal stability and serve as an excellent material for producing a titanium-containing thin film by a technique such as the CVD method or ALD method and to further provide processes for producing these complexes, titanium-containing thin films produced from the complexes, and a process for producing the thin films. The invention relates to producing a titanium complex represented by general formula (1): (wherein R1 and R4 each independently represent an alkyl group having 1-16 carbon atoms; R2 and R3 each independently represent a hydrogen atom or an alkyl group having 1-3 carbon atoms; and R5 represents an alkyl group which has 1-16 carbon atoms and may have been substituted with one or more fluorine atoms) and to producing a titanium-containing thin film using the complex.
    Type: Application
    Filed: June 12, 2009
    Publication date: February 2, 2012
    Applicants: SAGAMI CHEMICAL RESEARCH INSTITUTE, TOSOH CORPORATION
    Inventors: Ken-ichi Tada, Toshiki Yamamoto, Hirokazu Chiba, Kohei Iwanaga, Atsushi Maniwa, Tadahiro Yotsuya, Noriaki Oshima
  • Publication number: 20110319629
    Abstract: The present invention relates to titanium catalysts for synthesis reactions produced by bringing a reaction mixture comprising a titanium alkoxide and a ligand in contact with water, wherein the ligand is represented by the general formula (e): wherein R1, R2, R3, and R4 are independently a hydrogen atom, an alkyl group, or the like, and (A) represents a group with two or more carbon atoms. The titanium catalysts may be isolated in solid form and may be stored. The invention further relates to a process for cyanation of imines, wherein the process comprises reacting an imine with a cyanating agent in the presence of the titanium catalyst.
    Type: Application
    Filed: February 11, 2010
    Publication date: December 29, 2011
    Applicants: Agency for Science, Technology and Research, Mitsui Chemicals Inc.
    Inventors: Abdul Majeed Seayad, Balamurugam Ramalingam, Christina Chai, Takushi Nagata, Kazuhiko Yoshinaga, Manabu Wadamoto
  • Publication number: 20110201834
    Abstract: The present invention relates to substances which can be applied to the technical fields of gas storages, polymerization catalysts and optical isomers, their intermediates, and processes for preparing the same, which is characterized in that 1) possible disintegration of structure of the scaffold material (SM) is impeded, and 2) they are prepared by a simple manufacturing system as compared to the substances conventionally suggested in the application field. Specifically, it relates to scaffold material-transition metal hydride complexes comprised of scaffold material (SM) and transition metal hydride (M1H(n-1)) which is chemically bonded to the functional groups formed on the scaffold material, SM-transition metal halide complex and SM-transition metal ligand complex as the precursors, and a process for preparing the same. The SM-transition metal hydride complex according to the present invention is a substance for hydrogen storage which adsorbs hydrogen via Kubas adsorption.
    Type: Application
    Filed: January 22, 2010
    Publication date: August 18, 2011
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Jong Sik Kim, Dong Wook Kim, Dong Ok Kim, Gui Ryong Ahn, Jeasung Park, Hyo Jin Jeon, Jisoon Ihm, Moon-Hyun Cha
  • Patent number: 7964745
    Abstract: A synthetic petroleum sulfonate prepared by a process comprising (a) reacting a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst; (b) reacting the product of (a) with an additional amount of at least one aromatic compound and an additional amount of strong acid catalyst and, optionally, with an additional amount of a mixture of olefins selected from olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst, wherein the resulting product comprises at least about 80 weight percent of a 1,2,4-trialkylsubstituted aromatic compound; (c) sulfonating the product of (b); and (c) neutralizing the product of (b) with an alkali or alkaline earth, metal hydroxide or ammonia.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: June 21, 2011
    Assignee: Chevron Oronite Company LLC
    Inventors: Curt B. Campbell, Gilles Sinquin
  • Patent number: 7951968
    Abstract: A compound having two or more thiol groups and an atom selected from metal atoms in a molecule, a polythiol composition containing such a compound, a polymerizable composition containing such a polythiol composition, a resin obtained by polymerization of such a polymerizable composition, and an optical component obtained from such a resin are provided. The polymerizable composition can be a raw material for a resin having high transparency, good heat resistance and mechanical strength required for optical components such as plastic lenses and the like, while attaining a high refractive index (nd) exceeding 1.7.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: May 31, 2011
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Hiroshi Naruse, Atsuo Otsuji, Mitsuo Nakamura
  • Publication number: 20110124831
    Abstract: The present invention relates to a self-assembled olefin polymerization catalyst comprising a transition metal compound according to formula (I) LqMmXn wherein M is a transition metal selected from the group consisting of Group 3-11 of the periodic table; X is independently selected from the group consisting of H, halogen, CN, optionally substituted N(Ra)2, OH, optionally substituted C1-C20 alkyl, optionally substituted C1-C20 alkoxy, wherein Ra is independently selected from the group consisting of optionally substituted C1-C20 alkyl, optionally substituted C6-C20 aryl and halogen; q is an integer of at least 2; m is an integer of at least 2; n is an integer making (I) electrically neutral; L is independently a ligand which has at least two linked coordination units, wherein each coordination unit binds to a different transition metal.
    Type: Application
    Filed: January 14, 2008
    Publication date: May 26, 2011
    Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH
    Inventor: He-Kuan Luo
  • Patent number: 7939685
    Abstract: The present invention pertains to a process for preparing a compound of Formula I that is achiral, racemic or enantiomerically enriched at the hydroxylation center indicated by * comprising contacting a compound of Formula II with an oxidant selected from oxygen, hydrogen peroxide, peracids or alkyl hydroperoxides in the presence of a zirconium complex, wherein R1, R2 and R3 are as defined in the disclosure. This invention also pertains to zirconium complexes useful in this procedure comprising zirconium and a ligand of Formula III or its enantiomer wherein J, R6 and n are as defined in the disclosure. This invention further pertains to a compound of Formula III or its enantiomer.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: May 10, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Albert Loren Casalnuovo
  • Publication number: 20110077379
    Abstract: Method for producing polyesters using titanium atrane catalysts is disclosed. Also disclosed are methods for making the titanium atrane catalysts of the present invention. The titanium atrane catalysts are useful as esterification and/or polycondensation catalysts, have similar activity, color and byproduct formation as conventional catalyst systems, but with reduced toxicity and regulatory concerns.
    Type: Application
    Filed: March 23, 2009
    Publication date: March 31, 2011
    Inventors: Jens-Peter Wiegner, Volkmar Voerckel, Dietmar Runkel, Rolf Eckert
  • Patent number: 7897799
    Abstract: A process for preparing oxo-hexameric zirconium-octaamino acid, such as glycine, salt comprising: mixing zirconium (Zr):amino acid:and mineral acid, in a molar ratio of 1:about 1 to about 15:about 1.5 to about 3 to form a mixture; optionally, filtering the mixture; and optionally, drying the mixture. An oxo-hexameric zirconium-octaamino acid salt of the molecular formula: oxo-[Zr6AminoAcid8].Xy.nH2O, wherein Zr is zirconium, X is an anion of a mineral acid, and n and y are numerical values from 0 to 20. A method of making an antiperspirant active zirconium-aluminum-amino acid compound comprising mixing an oxo-hexameric zirconium-octaamino acid salt with aluminum chlorohydrex and/or aluminum chloride, and drying the mixture. The smallest oxo-hexameric zirconium-octaamino acid salt of this invention provides stability, efficacy, and shelf life of zirconium-amino acid species for formulations in antiperspirant and/or deodorant compositions.
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: March 1, 2011
    Assignee: Colgate-Palmolive Company
    Inventors: Long Pan, LaTonya Kilpatrick, Xiaozhong Tang
  • Patent number: 7851644
    Abstract: A new class of heterocyclic metallocenes, a catalytic system containing them and a process for polymerizing addition polymerizable monomers using the catalytic system are disclosed; the heterocyclic metallocenes correspond to the formula (I): YjR?iZjjMeQkPl wherein Y is a coordinating group containing a six ? electron central radical directly coordinating Me, to which are associated one or more radicals containing at least one non-carbon atom selected from B, N, O, Al, Si, P, S, Ga, Ge, As, Se, In, Sn, Sb and Te; R? is a divalent bridge between the Y and Z groups; Z is a coordinating group, optionally being equal to Y; Me is a transition metal; Q is halogen or hydrocarbon substituents; P is a counterion; i is 0 or 1; j is 1-3; jj is 0-2; k is 1-3; and l is 0-2.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: December 14, 2010
    Assignee: Basell Polyolefine GmbH
    Inventors: John A. Ewen, Michael J. Elder, Robert L. Jones, Jr., Yuri A. Dubitsky
  • Patent number: 7812184
    Abstract: [Problem] To provide a production method of optically active epoxy compound, and a complex used for the production method and a production method of the complex. [Means for solving the problem] The skeleton that is necessary for expressing a high catalyst activity of optically active titanium salan complex of formulae (1) and (1?) and the substituent that is useful therefor and the position of the substituent are identified, and it is found that optically active epoxy compounds can be produced with a high enantioselectivity and a high chemical yield compared with a case where the prior optically active titanium salan complex is used. The production method comprises subjecting a prochiral compound (formula (4), (5) or (6)) having carbon-carbon double bond in the molecule to asymmetric epoxidation to produce an optically active epoxy compound (formula (7), (8) or (9)). The present invention relates also to a complex used for the production method and a production method of the complex.
    Type: Grant
    Filed: November 8, 2007
    Date of Patent: October 12, 2010
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Shoichi Kondo, Kazuhiro Matsumoto, Yuji Sawada, Tsutomu Katsuki
  • Publication number: 20100234485
    Abstract: The present invention provides organometallic latent catalyst compounds, which are suitable as catalysts in polyaddition or polycondensation reactions which are catalysed by a Lewis acid type catalyst, in particular for the crosslinking of a blocked or unblocked isocyanate or isothiocyanate component with a polyol or polythiolto form a polyurethane (PU).
    Type: Application
    Filed: October 10, 2008
    Publication date: September 16, 2010
    Applicant: BASF SE
    Inventors: Rachel Kohli Steck, Caroline Lordelot, Thomas Vogel, Gisele Baudin, Paul Brown, Kurt Dietliker, Rinaldo Huesler, Tunja Jung, Peter Simmendinger, Katia Studer, Antoine Carroy