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8039666 |
Synthesis of amine boranes
A method for preparing an amine borane from an alkali metal borohydride and an amine salt. The alkali metal borohydride is allowed to react with 0.95 to 1.05 equivalents of the amine salt in a...
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7816562 |
Amido-organoborate initiator systems
The invention is amido-borate compounds containing one or more anionic amido-borate moieties comprising an organoborate anion wherein the boron atom is bonded to a nitrogen atom of ammonia or an...
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7737241 |
Amido-organoborate initiator systems
The invention is a system for initiating free radical polymerization comprising: a) in one part, one or more amido-borate compounds containing one or more anionic amido-borate moieties comprising...
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7732543 |
Siloxanes and silanes cured by organoborane amine complexes
Curable compositions contain (i) a free radical polymerizable organosilicon monomer, oligomer or polymer; (ii) an organoborane amine complex; optionally (iii) an amine reactive compound having...
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7713506 |
Metal aminoboranes
Metal aminoboranes of the formula M(NH2BH3)n have been synthesized. Metal aminoboranes are hydrogen storage materials. Metal aminoboranes are also precursors for synthesizing other metal...
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7645902 |
Acid-catalyzed dehydrogenation of amine-boranes
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 a...
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7544644 |
Hydroxyalkyldithiocarbamate borate esters
A novel hydroxyalkyldithiocarbamate borate ester compound is presented according to the formula: where R=alkyl C1 to C25; R′=H or CO2R; R″=(CH2)mOH where m=1 to 8, or alkyl C1 to C25; n=1 to 8. The...
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7544837 |
Base metal dehydrogenation of amine-boranes
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 [R1...
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7297649 |
Silicoboroncarbonitride ceramics and precursor compounds, method for the production and use thereof
The present invention relates to novel alkylhalosilylaminoboranes, in particular alkylchlorosilylaminoboranes, which make it possible to adjust the viscosity of polyborosilazane compounds by...
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7232928 |
Stabilization method of cycloalkanone oxime
Cycloalkanone oxime is stabilized by a method comprising bringing the cycloalkanone oxime into contact with at least one compound selected from the group consisting of oxoacids, oxoacid salts,...
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7179940 |
(Aryl)(amino) borane compounds, method for preparing same
The invention concerns (aryl)(amino)borane compounds and a method for preparing same. Said compounds are of formula A-BH—NR1R2, wherein: R1 and R2 are selected among linear, branched or cyclic a...
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7157399 |
Amine organoborane complex initiated polymerizable compositions containing siloxane polymerizable components
In one embodiment the invention is a polymerizable composition comprising a) an organoborane amine complex; b) one or more of monomers, oligomers or polymers having olefinic unsaturation which is...
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6794529 |
Substituted diboron compounds
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...
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6762260 |
Organoborane amine complex polymerization initiators and polymerizable compositions
The invention is a two part polymerizable composition comprising in one part an organoborane amine complex and one or more compounds containing ring opening heterocyclic moieties, and in a second...
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6600066 |
Method for producing mono-organoboranes or di-organoboranes
A novel process for preparing perhalogenated monoorganoboranes or diorganoboranes which makes it possible to obtain these compounds under conditions which can readily be implemented in the industry...
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6384165 |
Organoborane amine complex initiator systems and polymerizable compositions made therewith
A composition comprises organoborane amine complex and 1,4-dioxo-2-butene-functional material. The composition can form a part of a polymerization initiator system that also includes a compound...
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6335466 |
Fluorinated amino polyhedral borate compounds
This invention provides a compound comprising fluorinated aminoborate monoanion of the formula: [R1R2R3N—BaHbFc]−1 Imethods for preparing the same, and uses thereof, where R1, R2, R3, a, b, and c a...
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6252023 |
Organoborane amine complex inatator systems and polymerizable compositions made therewith
A composition comprises organoborane amine complex and 1,4-dioxo-2-butene-functional material. The composition can form a part of a polymerization initiator system that also includes a compound...
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6090950 |
Chiral hydride complexes
Novel chiral boron and aluminum hydride complexes, compositions comprising the chiral hydride complexes, and methods for their synthesis and use are described. The novel chiral hydride complexes...
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5935711 |
Organoborane amine complex initiator systems and polymerizable compositions made therewith
A composition comprises organoborane amine complex and aziridine-functional material. The composition can form a part of a polymerization initiator system that also includes a compound that is...
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RE36115 |
Process for producing amine-boranes
A method for producing amine-boranes, specifically pyridine-borane which is highly stable and of good color is described.
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5808070 |
Process for preparing alkaline aminoborohydrides and alkaline aminoborohydride complexes
A process is disclosed for preparing a compound of the Formula M (R1 R2 N.BH3)or a complex thereof of the Formula M (R1 R2 N.BH3).xLwherein M is Li, Na, K, Rb or Cs; R1 is H, an aliphatic C1 to C5...
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5731470 |
Weakly nucleophilic anions
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...
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5698538 |
Boronic acid and ester inhibitors of thrombin
Novel boronic acid and ester and carboxyl-modified amino acid compounds of the Formula I, which are inhibitors of trypsin-like enzymes, are disclosed : R1 --Z--CHR2 --A,where R1, Z, R2 arid A are...
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5616796 |
Organoborane polyamine complexes and adhesive composition made therewith
A complex comprises organoborane and polyamine. The polyamine is the reaction product of a diprimary amine-terminated material and a material having at least two groups reactive with primary amine....
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5565615 |
Method of preparing dimethylamine-borane
In the preparation of dimethylamine-borane by reacting an alkali metal or alkaline earth metal borohydride with a dimethylammonium salt, the improvement which comprises effecting the reaction in a...
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5543569 |
Borane-N,N-dialkylaniline hydroboration agents
Borane-N,N-dialkylanilines represented by the formula H3 B. C6 H5 NRR'wherein N is nitrogen, R is isobutyl or isopropyl and R' is straight or branched chain lower alkyl. The compounds are useful as...
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5498791 |
Nitrosamine and nitrite inhibition
A synergistic mixture of a carbonate and/or bicarbonate with a phosphonate, especially an organoamino methylene phosphonate or an N-oxide thereof, inhibits or reduces nitrosamine contamination...
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5489707 |
Poly (B-alkenyl-borazine) ceramic precursors
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...
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5466798 |
Synthesis of lithium aminoborohydrides and reactions thereof
The present invention relates to novel, powerful reducing agents, lithium aminoborohydrides which are prepared by addition of BH3 THF to the corresponding dialkylamine at 25° C. to give the in...
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5376746 |
Acrylic adhesive composition and organoboron initiator system
A two-part initiator system useful in acrylic adhesive compositions comprising in one part a stable organoboron amine complex and in the second part an aldehyde destabilizer or activator. This...
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5284976 |
Method of producing primary amines in high yields
A novel process for producing hindered and unhindered primary amines represented by the formula RNH2 and R*NH2 in high yields from novel intermediates RBMe2 or R*BMe2 wherein R is an organo group,...
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5276195 |
Process for producing dimethylorganoboranes
A process for preparing a dimethylorganoborane represented by the formula R*BMe2 wherein R* is a chiral organyl group attached to the boron, B is boron and Me is methyl comprising treating a chiral...
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5273686 |
Soluble magnesium hydrides, method of preparing them, and use thereof
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...
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5256394 |
Radiological imaging method, and contrast media reagents therefor
A method of imaging a corporeal situs by radiological techniques, comprising delivery to the corporeal situs of an imagingly effectively amount of a physiologically acceptable composition...
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5210310 |
Optically active dimethylorganoboranes
A novel process for producing hindered and unhindered primary amines represented by the formula RNH2 and R*NH2 in high yields from novel intermediates RBMe2 or R*BMe2 wherein R is an organo group,...
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5169547 |
Amine-containing hindered phenolic antioxidant lubricant additives and compositions thereof
Borated or partially borated, amine-contained hindered phenols provide effective antioxidant properties to compositions comprising lubricants and liquid fuels.
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5145998 |
Method for producing optically active amines
A method for producing an optically active amine which is an important compound as a resolving agent for medicines, agricultural chemicals, intermediates thereof, etc is disclosed.
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5144032 |
Preparation of tertiary amine borane adducts
An improved curing agent for use in coatings, laminates, moldings, castings and adhesives comprising the use of an amine-boron adduct component along with anhydride and epoxy component mixtures....
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5055231 |
Reaction products of boric acid and alkanoletheramines and their use as corrosion inhibitors
This invention is directed to a product formed by reacting under condensation conditions, in effective molar ratios, an orthoboric acid and an alkanoletheramine having the formula H(OCHR-CH2)n...
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5051514 |
Process and intermediates for preparing fungicidal imidazole diphenylaliphaticboranes and derivatives thereof
Organoborane imidazole compounds having the formula: ##STR1## wherein R, R1, R2, R3, R4, and X are defined in the description, and intermediates therefor are disclosed.The compounds of formula I...
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5041651 |
Asymmetrically modified boron hydride type compound and a method for producing an optically active alcohol derivative by the use thereof
The present invention relates to an asymmetrically modified borohydride type compound obtained by reacting an optically active amino alcohol represented by the formula, ##STR1## or its salt with an...
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5023513 |
Amine-alkylborane derivatives and methods
Novel amine-alkylborane derivatives are disclosed which exhibit significant antineoplastic and antihyperlipidemic activities. Methods for preparing the compounds are disclosed as well as methods...
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5011989 |
Optically active hydroxybenzylamine
The optically active benzylamine derivatives of the present invention are very useful for use as the asymmetric ligand of an asymmetric reducing agent. By using the optically active amine-boron...
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4865830 |
Gas phase preparation of aluminum nitride
Admixing an aluminum alkyl, and optionally a boron compound, with a hydride of nitrogen in the gas phase and maintaining a gas phase temperature, optionally in the presence of a carrier gas, and...
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4801439 |
Catalytic process for making compounds having a non-Lewis acid/base bond between a group IIIA metal and group VA nonmetal
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...
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4713190 |
Modified carboxylic amide dispersants
Carboxylic amide dispersants are reacted with a fluorine-containing acid reagent selected from fluorophosphoric acid, boron trifluoride, fluoboric acid and the ammonium salts thereof. The reaction...
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4659817 |
Reporter compounds containing boron
Compounds and methods featuring, in one aspect, compositions containing an organic boronic acid and one or more reporter groups.
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4600520 |
Borated adducts of diamines and alkoxides as multifunctional lubricant additives and compositions thereof
Borated adducts of alkyl diamines and alkoxides impart effective multifunctional friction reducing and high temperature stabilizing characteristics to compositions comprising hydrocarbyl lubricants...
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4587359 |
Amine-carbamoylborane adducts
This invention involves amine-carbamoylborane compounds of the formula R1 R2 NH.BH2 C(O)NHR3wherein R1 and R2 are hydrogen or certain alkyl moieties and R..3 is an alkyl. A process for their...
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