The Boron And Amino Nitrogen Are Members Of The Same Ring Patents (Class 564/10)
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Patent number: 9871212Abstract: Compounds having a structure according to Formula I, G1-L1-G2, or Formula V, are described. In Formula I, G1 and G2 independently have a structure of Formula II, In the structures of Formulae I, II, and V, L1 connects one of rings A1-A4 of G1 to one of rings A1-A4 of G2; L1 is selected from a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, aryl, heteroaryl, and combinations thereof; each ring A1, A2, A3, and A4, as well as R, R?R?, and R1 to R19 can be hydrogen or a variety of substituents, including a fused ring between adjacent substituents; and at least two adjacent R1 to R16 on the same ring are Formulations and devices, such as an OLEDs, that include the compound of Formula I or V are also described.Type: GrantFiled: November 5, 2015Date of Patent: January 16, 2018Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Raymond Kwong, Kit Yee Tsang
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Patent number: 9040749Abstract: Borazine derivatives are used in the manufacture of electronic devices, in particular electroluminescent and semiconductor devices. More specifically, stable borazine derivatives include boron atoms substituted by aryl groups used in one or more layers of an electroluminescent or a semiconductor device, in particular in the emissive layer of organic light-emitting devices (OLED).Type: GrantFiled: March 16, 2012Date of Patent: May 26, 2015Assignees: UNIVERSITE DE NAMUR, UCL BUSINESS PLCInventors: Davide Bonifazi, Simon Kervyn De Meerendre, Franco Cacialli, Oliver Fenwick
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Patent number: 8846148Abstract: A composition for chemical vapor deposition film-formation comprising a borazine compound represented by the Chemical Formula 1 satisfying at least one of a condition that content of each halogen atom in the composition is 100 ppb or less or a condition that content of each metal element in the composition is 100 ppb or less. In the Chemical Formula 1, R1 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is hydrogen atom; R2 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is alkyl group, alkenyl group or alkynyl group.Type: GrantFiled: November 15, 2006Date of Patent: September 30, 2014Assignee: Nippon Shokubai Co., Ltd.Inventors: Teruhiko Kumada, Hideharu Nobutoki, Naoki Yasuda, Tetsuya Yamamoto, Yasutaka Nakatani, Takuya Kamiyama
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Patent number: 8779193Abstract: On producing a purified borazine compound, a borazine compound is filtrated under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, on filling a borazine compound into a container, the above described borazine compound is filled into the above described container under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, as a container for preservation for preserving a borazine compound, a container for preserving a borazine compound, which has withstanding pressure of not lower than 0.1 MPa, is used.Type: GrantFiled: November 23, 2010Date of Patent: July 15, 2014Assignee: Nippon Shokubai Co., Ltd.Inventors: Tetsuya Yamamoto, Yasutaka Nakatani, Hiroko Harada
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Publication number: 20140088324Abstract: Borazine derivatives are used in the manufacture of electronic devices, in particular electroluminescent and semiconductor devices. More specifically, stable borazine derivatives include boron atoms substituted by aryl groups used in one or more layers of an electroluminescent or a semiconductor device, in particular in the emissive layer of organic light-emitting devices (OLED).Type: ApplicationFiled: March 16, 2012Publication date: March 27, 2014Applicants: UCL BUSINESS PLC, FACULTES UNIVERSITAIRES NOTRE-DAME DE LA PAIXInventors: Davide Bonifazi, Simon Kervyn De Meerendre, Franco Cacialli, Oliver Fenwick
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Patent number: 8674046Abstract: A low dielectric constant material having an excellent water resistance obtained by heat-treating a borazine compound of the formula (1-2): or an inorganic or organic compound having a group derived from the borazine compound (1-2) to undergo a condensation reaction, thereby producing an oligomer or polymer, wherein R1 to R6 are independently a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an aryl group, a substituted aryl group, an alkenyl group, an amino group, an alkylamino group, an alkoxyl group, a thioalkoxyl group, a carbonyl group, a silyl group, an alkylsilyl group, a phosphino group, an alkylphosphino group, or a group of the formula: Si(OR7)(OR8)(OR9), and at least one of R1 to R6 is not hydrogen atom.Type: GrantFiled: September 14, 2009Date of Patent: March 18, 2014Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Hideharu Nobutoki, Teruhiko Kumada, Toshiyuki Toyoshima, Naoki Yasuda, Suguru Nagae
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Patent number: 8604230Abstract: Disclosed does a porous crystal comprising ammonia borane in which the ammonia borane is chemically bonded thereto by a chemical reaction while a porous crystal structure is maintained.Type: GrantFiled: August 13, 2010Date of Patent: December 10, 2013Assignee: Insilicotech Co., LtdInventors: Donghyun Jung, Junho Kim, Minkyoung Kim, Daejin Kim, Seunghoon Choi, Kihang Choi, Jaheon Kim, Kyungseok Jeong, Sangbeom Choi, Nakeun Ko
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Publication number: 20130283675Abstract: A compound having a structure represented by: wherein each of R1 to R6 is individually selected from a C1-C6 alkyl or H; provided that each of R1 to R6 is H, or at least one of R1 to R6 is methyl. Also disclosed is a hydrogen storage system that includes the compound.Type: ApplicationFiled: January 25, 2012Publication date: October 31, 2013Applicants: EDUCATION ON BEHALF OF UNIVERSITY OF OREGONInventors: Shih-Yuan Liu, Kshitij Parab, Wei Luo, Patrick Campbell
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Publication number: 20130129593Abstract: The present invention provides compositions of matter useful as deposition agents for making structures, including thin film structures and hard coatings, on substrates and features of substrates. In an embodiment, for example, the present invention provides metal complexes having one or more diboranamide or diboranaphosphide ligands that are useful as chemical vapor deposition (CVD) and/or atomic layer deposition (ALD) precusors for making thin film structures and coatings. Metal complex CVD precursors are provided that possess volitilities sufficiently high so as to provide dense, smooth and homogenous thin films and coatings.Type: ApplicationFiled: November 8, 2012Publication date: May 23, 2013Inventors: Gregory S. GIROLAMI, Do Young KIM, John R. ABELSON, Navneet KUMAR, Yu YANG, Scott DALY
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Publication number: 20120016146Abstract: Disclosed does a porous crystal comprising ammonia borane in which the ammonia borane is chemically bonded thereto by a chemical reaction while a porous crystal structure is maintained.Type: ApplicationFiled: August 13, 2010Publication date: January 19, 2012Applicant: INSILICOTECH CO., LTDInventors: Donghyun Jung, Junho Kim, Minkyoung Kim, Daejin Kim, Seunghoon Choi, Kihang Choi, Jaheon Kim, Kyungseok Jeong, Sangbeom Choi, Nakeun Ko
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Publication number: 20120010403Abstract: A production method of a compound containing a primary, secondary, or tertiary aminomethyl aromatic ring of the present invention includes: using a fluoroboron compound or a dimer thereof, or solvates thereof, which are represented by a formula (I): Ra(Rb)N—CH2—BF3M??(I) as an aminomethylating agent for an aromatic ring; and reacting the aminomethylating agent with an aromatic ring-containing compound, which can react with the aminomethylating agent, under the presence of a metal catalyst such as a palladium compound so as to perform the direct aminomethylation of the aromatic ring.Type: ApplicationFiled: September 21, 2011Publication date: January 12, 2012Inventor: Keigo TANAKA
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Publication number: 20110065956Abstract: On producing a purified borazine compound, a borazine compound is filtrated under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, on filling a borazine compound into a container, the above described borazine compound is filled into the above described container under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, as a container for preservation for preserving a borazine compound, a container for preserving a borazine compound, which has withstanding pressure of not lower than 0.1 MPa, is used.Type: ApplicationFiled: November 23, 2010Publication date: March 17, 2011Applicant: Nippon Shokubai Co., Ltd.Inventors: Tetsuya Yamamoto, Yasutaka Nakatani, Hiroko Harada
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Publication number: 20110060163Abstract: The invention relates to a process for the synthesis of dialkoxyorganoboranes, in particular to a process for the synthesis of dialkoxyorganoboranes by an ester exchange reaction. Moreover, the invention relates to a process for the synthesis of organo-oxazaborolidine catalysts (organo-CBS) and of trialkylboroxins. Furthermore, the invention relates to methods of using dialkoxyorganoboranes for the preparation of organo-CBS catalysts and in Suzuki-type coupling reactions.Type: ApplicationFiled: November 16, 2010Publication date: March 10, 2011Inventors: Elizabeth Burkhardt, William Atkins
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Publication number: 20110046372Abstract: The present invention provides novel boron compounds which are useful, depending on their characteristics, as light-emitting materials, electron-transport materials, electron-injection materials, hole-blocking materials, or organic semiconductor materials, and which have new molecular structures quite different from those of the heretofore known boron compounds; their production processes; and functional electronic devices using the same. The novel boron compounds are, for example, those of the following formula (1): These boron compounds can be produced by, for example, reacting boron compounds of the following formula (4): with compounds of the following formula (5): in the presence of a catalyst containing at least one metal element selected from the group consisting of palladium, platinum, and nickel. These boron compounds are used for the functional electronic devices.Type: ApplicationFiled: December 4, 2008Publication date: February 24, 2011Inventors: Masahiro Murakami, Naoki Ishida, Mizuna Narumi, Yoichi Arimoto, Munehiro Hasegawa, Tomoya Arai, Tsuyoshi Goya
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Publication number: 20110021735Abstract: Aromatic heterocycles incorporating boron and nitrogen atoms, in particular, 1,2-azaborine compounds having the formula and their use as synthetic intermediates.Type: ApplicationFiled: July 27, 2010Publication date: January 27, 2011Inventors: Shih-Yuan Liu, Adam V. Marwitz, Eric Abbey, Ashley Lamm
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Publication number: 20110021818Abstract: Selected 1,2-azaborine compounds exhibit utility as hydrogen storage substrates, and are useful as components of hydrogen storage devices.Type: ApplicationFiled: July 27, 2010Publication date: January 27, 2011Inventors: Shih-Yuan Liu, Pat Campbell, Kshitij Parab
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Patent number: 7855307Abstract: On producing a purified borazine compound, a borazine compound is filtrated under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, on filling a borazine compound into a container, the above described borazine compound is filled into the above described container under an atmospheric condition of a water content of not higher than 2000 volume ppm. Or, as a container for preservation for preserving a borazine compound, a container for preserving a borazine compound, which has withstanding pressure of not lower than 0.1 MPa, is used.Type: GrantFiled: February 2, 2006Date of Patent: December 21, 2010Assignee: Nippon Shokubai Co., Ltd.Inventors: Tetsuya Yamamoto, Yasutaka Nakatani, Hiroko Harada
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Patent number: 7786324Abstract: In a synthesis of a borazine compound by a reaction of an alkali boron hydride represented by ABH4 (A represents lithium atom, sodium atom or potassium atom) and an amine salt represented by (RNH3)nX (R represents a hydrogen atom or an alkyl group, X represents a sulfate group or a halogen atom, and n is 1 or 2), or b) diborane (B2H6) and an amine represented by RNH2 (R represents a hydrogen atom or an alkyl group), a water content of raw material is controlled below a prescribed value; mixed solvents containing solvents each having a prescribed boiling point are used as a solvent for reaction; or a raw material is gradually fed to a reactor in a reaction. Or, a borazine compound is subjected to distillation purification treatment and filtration treatment. By such a method, a high purity of borazine compound can be produced safely and in a high yield.Type: GrantFiled: August 27, 2007Date of Patent: August 31, 2010Assignee: Nippon Shokubai Co., Ltd.Inventors: Tetsuya Yamamoto, Takuya Kamiyama
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Publication number: 20100172825Abstract: The present invention relates to a process for reversible hydrogen storage, to a material for reversible hydrogen storage and to the use of the material for reversible hydrogen storage.Type: ApplicationFiled: April 15, 2008Publication date: July 8, 2010Applicant: Universitat HeidelbergInventors: Hans-Jörg Himmel, Elisabeth Kaifer, Oxana Ciobanu, Pascal Roquette, Walter Siebert
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Patent number: 7662998Abstract: In synthesis of hexaalkylborazine represented by the chemical formula 2 from a borazine compound represented by the chemical formula 1, a borazine compound represented by the chemical formula 1 is reacted with an alkene compound, in the presence of a catalyst. Wherein R1s may be the same or different and each R1 represents an alkyl group; and each R2 represents a hydrogen atom or an alkyl group, and at least one of R2s represents a hydrogen atom; and R3s may be the same or different and each R3 represents an alkyl group.Type: GrantFiled: October 28, 2005Date of Patent: February 16, 2010Assignee: Nippon Shokubai Co., Ltd.Inventors: Norio Miyaura, Yasunori Yamamoto, Yasutaka Nakatani, Tetsuya Yamamoto
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Patent number: 7645902Abstract: A method of dehydrogenating an amine-borane using an acid-catalyzed reaction. The method generates hydrogen and produces a solid polymeric [R1R2B—NR3R4]n product. The method of dehydrogenating amine-boranes may be used to generate H2 for portable power sources.Type: GrantFiled: June 22, 2006Date of Patent: January 12, 2010Assignee: Los Alamos National Security, LLCInventors: Frances Helen Stephens, Ralph Thomas Baker
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Publication number: 20100004425Abstract: A low dielectric constant material having an excellent water resistance obtained by heat-treating a borazine compound of the formula (1-2): or an inorganic or organic compound having a group derived from the borazine compound (1-2) to undergo a condensation reaction, thereby producing an oligomer or polymer, wherein R1 to R6 are independently a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an aryl group, a substituted aryl group, an alkenyl group, an amino group, an alkylamino group, an alkoxyl group, a thioalkoxyl group, a carbonyl group, a silyl group, an alkylsilyl group, a phosphino group, an alkylphosphino group, or a group of the formula: Si(OR7)(OR8)(OR9), and at least one of R1 to R6 is not hydrogen atom.Type: ApplicationFiled: September 14, 2009Publication date: January 7, 2010Applicant: MITSUBISHI DENKI KABUSHIKI KAISHAInventors: Hideharu Nobutoki, Teruhiko Kumada, Toshiyuki Toyoshima, Naoki Yasuda, Suguru Nagae
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Patent number: 7635595Abstract: The spectroscopic and photophysical properties of fluorescent probes comprising donor-acceptor derivatives comprising the boric acid group or a derivative of boric acid, B(OH)3 (or borate ion, BO(OH)2?1), arsenious acid, H3 AsO3 (or arsenite ion, H2AsO3?1), telluric acid, H6TeO6 (or tellurate ion, H5 TeO6?1) or germanic acid, Ge(OH)6 (or germanate ion, GeO(OH)3?1) are described. Method of using said probes are also provided.Type: GrantFiled: March 10, 2005Date of Patent: December 22, 2009Inventors: Joseph R. Lakowicz, Nicolas Dicesare
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Patent number: 7544837Abstract: A method of dehydrogenating an amine-borane having the formula R1H2N—BH2R2 using base metal catalyst. The method generates hydrogen and produces at least one of a [R1HN—BHR2]m oligomer and a [R1N—BR2]n oligomer. The method of dehydrogenating amine-boranes may be used to generate H2 for portable power sources, such as, but not limited to, fuel cells.Type: GrantFiled: October 30, 2006Date of Patent: June 9, 2009Assignee: Los Alamos National Security, LLCInventors: Johanna Marie Blacquiere, Richard Jeffrey Keaton, Ralph Thomas Baker
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Publication number: 20080188682Abstract: In synthesis of hexaalkylborazine represented by the chemical formula 2 from a borazine compound represented by the chemical formula 1, a borazine compound represented by the chemical formula 1 is reacted with an alkene compound, in the presence of a catalyst. Wherein R1s may be the same or different and each R1 represents an alkyl group; and each R2 represents a hydrogen atom or an alkyl group, and at least one of R2s represents a hydrogen atom; and R3s may be the same or different and each R3 represents an alkyl group.Type: ApplicationFiled: October 28, 2005Publication date: August 7, 2008Applicant: Nippon Shokubai Co., Ltd.Inventors: Norio Miyaura, Yasunori Yamamoto, Yasutaka Nakatani, Tetsuya Yamamoto
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Patent number: 7208627Abstract: In the process of synthesizing alkylborazine compound represented by the chemical formula 2, by a reaction of a halogenated borazine compound represented by the chemical formula 1 with a Grignard reagent, thus synthesized alkylborazine compound is washed with water, or subjected to sublimation purification or distillation purification at least three times, and/or subjected to distillation purification at least twice. In the formulas, R1 independently represents alkyl group; R2 independently represents alkyl group; and X represents halogen atom.Type: GrantFiled: December 15, 2004Date of Patent: April 24, 2007Assignee: Nippon Shokubai Co., LtdInventors: Tetsuya Yamamoto, Yasutaka Nakatani, Takuya Kamiyama
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Patent number: 6794529Abstract: The invention relates to a process for the preparation of an organic boronic acid derivative comprising reacting a penta- or hexa-substituted diboron derivative with an organic compound having a halogen or halogen-like substituent at a coupling position in the presence of a Group VIII metal catalyst, such that a direct carbon to boron bond is formed between said coupling position and a boron-containing residue of the penta- or hexa-substituted diboron derivative.Type: GrantFiled: July 6, 2001Date of Patent: September 21, 2004Assignee: Commonwealth Scientific and Industrial Research OrganisationInventors: Sebastian Mario Marcuccio, Helmut Weigold
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Publication number: 20020177725Abstract: This invention relates to a novel class of peptides having the Formula (I): 1Type: ApplicationFiled: October 28, 2001Publication date: November 28, 2002Inventor: E. Scott Priestley
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Patent number: 6448447Abstract: The present invention provides weakly coordinating anion salts comprising a reactive cation and uses thereof. In particular, the present invention provides compounds of the formula MxQy and uses thereof. Preferably, each M is independently a cation with at least one M being a reactive cation as defined herein. Q is a fluorinated polyhedral borate moiety. And x and y are absolute values of the oxidation states of Q and M, respectively.Type: GrantFiled: October 31, 2000Date of Patent: September 10, 2002Assignee: Colorado State University Research FoundationInventors: Steven H. Strauss, Sergei V. Ivanov
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Publication number: 20020038053Abstract: Prochiral ketones are enantioselectively reduced to chiral secondary alcohols with a compound having the formula I: 1Type: ApplicationFiled: August 30, 2001Publication date: March 28, 2002Inventor: Richard W. Draper
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Patent number: 6005133Abstract: The enantioselective borane reduction of prochiral ketones to optically pure alcohols is effectively achieved by performing the reduction in the presence of catalytic amounts of the new and valuable oxazaborolidine compounds of formulae (I) and (II). The compounds of formulae (I) and (II) may be isolated and purified prior to use in the reduction reactions or the compounds of formulae (I) and (II) may be generated in situ.Type: GrantFiled: October 10, 1995Date of Patent: December 21, 1999Assignee: Pfizer Inc.Inventor: George Joseph Quallich
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Patent number: 5731470Abstract: Substituted borate and carborate anions having unusual properties of being exceptionally weakly nucleophilic and being soluble in non-polar solvents. One-electron oxidation of the anions yields the corresponding radicals. The compounds are useful, e.g., as electrolytes, catalysts, and electrochromic materials.Type: GrantFiled: April 5, 1996Date of Patent: March 24, 1998Assignee: Board of Regents of the University of ColoradoInventors: Josef Michl, Benjamin T. King, Zbynek Janousek
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Patent number: 5698538Abstract: Novel boronic acid and ester and carboxyl-modified amino acid compounds of the Formula I, which are inhibitors of trypsin-like enzymes, are disclosed :R.sup.1 --Z--CHR.sup.2 --A,where R.sup.1, Z, R.sup.2 arid A are defined within.Type: GrantFiled: July 26, 1996Date of Patent: December 16, 1997Assignee: The DuPont Merck Pharmaceutical CompanyInventors: Eugene Cruz Amparo, William Henry Miller, Gregory James Pacofsky, John Wityak, Patricia Carol Weber, John Jonas Vytautas Duncia, Joseph Basil Santella, III
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Patent number: 5489707Abstract: Novel poly(B-alkenyl-borazines), such as poly(B-vinyl borazine), are useful as precursors to BN ceramics. The poly alkenylborazines, which may advantageously be soluble and easily processed, are prepared by heat treatment of corresponding B-alkenylborazines, which are themselves novel compounds.Type: GrantFiled: October 11, 1994Date of Patent: February 6, 1996Assignee: The Trustees of the University of PennsylvaniaInventors: Larry G. Sneddon, Anne T. Lynch
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Patent number: 5470933Abstract: Monodisperse, homogeneous polyaminoborazines, well suited for pyrolysis into ceramic BN shaped articles, e.g., fibers, films, etc., are prepared by thermally polycondensing a trifunctional aminoborazine under conditions of polycondensation reaction equilibrium.Type: GrantFiled: September 15, 1993Date of Patent: November 28, 1995Assignee: Rhone-Poulenc ChimieInventors: Gerard Mignani, Christophe Richard, Roger Trichon
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Patent number: 5273686Abstract: Organic-solvent soluble magnesium hydrides or formulas ##STR1## are prepared by catalytically hydrogenating finely powdered magnesium, optionally in the presence of a magnesium halide, in an organic solvent in the presence of their MgH.sub.2 -free counterparts in whichQ is an alkyl, alkenyl, alkoxy, dialkylamino, aralkyl, aryl or diarylamino group, each with up to 18 carbon atoms,R is an alkenyl, aralkyl or aryl group, each with up to 18 carbon atoms,X is chlorine, bromine, or iodine, ##STR2## is a chelating ligand, E is --CH.sub.2, --N(R)-- or --O--,is an alkylene radical of the formula --(CH.sub.2).sub.p,D is a dialkylamino, diarylamino or alkoxy group, each with up to 18 carbon atoms,M is aluminum or boron,m is 1, 2, or 3, and1<n.ltoreq.50.Type: GrantFiled: August 28, 1991Date of Patent: December 28, 1993Assignee: Studiengesellschaft Kohle mbHInventors: Borislav Bogdanovic, Manfred Schwickardi
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Patent number: 5169547Abstract: Borated or partially borated, amine-contained hindered phenols provide effective antioxidant properties to compositions comprising lubricants and liquid fuels.Type: GrantFiled: September 29, 1988Date of Patent: December 8, 1992Assignee: Mobil Oil CorporationInventors: Liehpao O. Farng, Andrew G. Horodysky
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Patent number: 5141676Abstract: Organic-solvent soluble magnesium hydrides of the formulas(MgH.sub.2).sub.n. MgQ.sub.2 (II)(MgH.sub.2).sub.n. RMgX (III) ##STR1## are prepared by catalytically hydrogenating finely powdered magnesium, optionally in the presence of a magnesium halide, in an organic solvent in the presence of their MgH.sub.2 -free counterparts in whichQ is an alkyl, alkenyl, alkoxy, dialkylamino, aralkyl, aryl or diarylamino group, each with up to 18 carbon atoms,R is an alkenyl, aralkyl or aryl group, each with up to 18 carbon atoms,X is chlorine, bromine, or iodine,--E D.fwdarw. is a chelating ligand,E is --CH.sub.2, --N(R)-- or --O--,is an alkylene radical of the formula --(CH.sub.2).sub.p,D is a dialkylamino, diarylamino or alkoxy group, each with up to 19 carbon atoms,M is aluminum or boron,m is 1, 2, or 3, and1<n.ltoreq.50.Type: GrantFiled: April 17, 1991Date of Patent: August 25, 1992Assignee: Studiengesellschaft Kohle mbHInventors: Borislav Bogdanovic, Manfred Schwickardi
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Patent number: 5091536Abstract: Organic-solvent soluble magnesium hydrides of the formulas ##STR1## are prepared by catalytically hydrogenating finely powdered magnesium, optionally in the presence of a magnesium halide, in an organic solvent in the presence of their MgH.sub.2 -free counterparts in whichQ is an alkyl, alkenyl, alkoxy, dialkylamide, aralkyl, aryl or diarylamide group, each with up to 18 carbon atoms,R is an alkenyl, aralkyl or aryl group, each with up to 18 carbon atoms,X is chlorine, bromine, or iodine,--E D.fwdarw. is a chelating ligand,E is --CH.sub.2, --N(R)-- or --O--,is an alkylene radical of the formula --(CH.sub.2).sub.p,D is a dialkylamide, diarylamide or alkoxy group, each with up to 18 carbon atoms,M is aluminum or boron,m is 1, 2, or 3, and1<n.ltoreq.50.Type: GrantFiled: February 9, 1988Date of Patent: February 25, 1992Assignee: Studiengesellschaft Kohle mbhInventors: Borislav Bogdanovic, Manfred Schwickardi
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Patent number: 4801439Abstract: A process for preparing tractable preceramic precursors of Group IIIA metal/Group VA nonmetal compounds, such as BN, in which a first reactant containing a Group VA nonmetal to hydrogen bond, such as ammonia or an amine is reacted with a second reactant containing a Group IIIA metal to hydrogen bond, such as a metal hydride, in the presence of a metal catalyst that catalyzes dehydrocoupling of the bonds to form the precursor. Further reaction of the precursor in the presence of the catalyst forms oligomeric/polymeric forms of the precursor.Type: GrantFiled: September 15, 1986Date of Patent: January 31, 1989Assignee: SRI InternationalInventors: Yigal D. Blum, Richard M. Laine
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Patent number: 4756842Abstract: A boron-containing heterocyclic compound prepared by reacting a primary amine or ammonia with an alkylene oxide or epoxide and then reacting concurrently or subsequently this reaction intermediate with a boric acid. This boron-containing heterocyclic compound may further be reacted with a metal, metaloid or other metal compound and even further contain sulfur, such as a sulfide group.The boron-containing heterocyclic compound provides extreme pressure anti-wear properties when provided in a lubricating composition. The lubricating composition may also comprise anti-oxidants, copper corrosion inhibitors, and lead corrosion inhibitors. The anti-wear properties of a lubricating composition can be enhanced using the borates of the present invention in conjuction with a copper compound.Type: GrantFiled: June 25, 1986Date of Patent: July 12, 1988Assignee: Union Oil Company of CaliforniaInventors: Richard A. Holstedt, Kenneth Baron, Peter J. Jessup
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Patent number: 4659817Abstract: Compounds and methods featuring, in one aspect, compositions containing an organic boronic acid and one or more reporter groups.Type: GrantFiled: August 8, 1984Date of Patent: April 21, 1987Assignee: The Children's Medical Center CorporationInventors: Paul M. Gallop, Mercedes Paz
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Patent number: 4629580Abstract: A boron-containing heterocyclic compound prepared by reacting a primary amine or ammonia with an alkylene oxide or epoxide and then reacting concurrently or subsequently this reaction intermediate with a boric acid. This boron-containing heterocyclic compound may further be reacted with a metal, metaloid or other metal compound and even further contain sulfur, such as a sulfide group.The boron-containing heterocyclic compound provides extreme pressure anti-wear properties when provided in a lubricating composition. The lubricating composition may also comprise anti-oxidants, copper corrosion inhibitors, and lead corrosion inhibitors. The anti-wear properties of a lubricating composition can be enhanced using the borates of the present invention in conjunction with a copper compound.Type: GrantFiled: January 29, 1985Date of Patent: December 16, 1986Assignee: Union Oil Company of CaliforniaInventors: Richard A. Holstedt, Kenneth Baron, Peter J. Jessup
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Patent number: 4627930Abstract: A boron-containing heterocyclic compound prepared by reacting a primary amine or ammonia with an alkylene oxide or epoxide and then reacting concurrently or subsequently this reaction intermediate with a boric acid. This boron-containing heterocyclic compound may further be reacted with a metal, metaloid or other metal compound and even further contain sulfur, such as a sulfide group.The boron-containing heterocyclic compound provides extreme pressure anti-wear properties when provided in a lubricating composition. The lubricating composition may also comprise anit-oxidants, copper corrosion inhibitors, and lead corrosion inhibitors. The anti-wear properties of a lubricating composition can be enhanced using the borates of the present invention in conjunction with a copper compound.Type: GrantFiled: January 29, 1985Date of Patent: December 9, 1986Assignee: Union Oil Company of CaliforniaInventors: Richard A. Holstedt, Kenneth Baron, Peter J. Jessup