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WO/2004/056481A1 |
Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, 5-membered heteroaromatic ring system bound via a specific bridge, a catalyst system comprising at least one of t...
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WO/2004/056477A1 |
The invention describes a process for trimerisation of olefins, which process includes the step of contacting an olefinic feedstream with a catalyst system which includes a transition metal compound and a heteroatomic ligand and wherein ...
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WO/2004/056482A1 |
Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, heteroaromatic ring system bound via a specific bridge, a catalyst system comprising at least one of the monocycl...
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WO/2004/056480A1 |
The invention provides a process for polymerising olefins to branched polyolefins in the presence of a polymerisation catalyst and a cocatalyst, wherein the cocatalyst produces 1-octene in a selectivity greater than 30 %.
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WO/2004/056479A1 |
The invention describes a process for tetramerisation of olefins wherein the product stream of the process contains more than 30% of the tetramer olefin. The process includes the step of contacting an olefinic feedstream with a catalyst ...
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WO/2004/056478A1 |
The invention describes a process for tetramerisation of olefins wherein the product stream of the process contains more than 30% of the tetramer olefin. The process includes the step of contacting an olefinic feedstream with a catalyst ...
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WO/2004/037835A1 |
Transition metal complexes represented by the general formula (1); catalysts for olefin polymerization obtained by combining the transition metal complexes with organoaluminum compounds, aluminoxanes, or the like; polymerization catalyst...
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WO/2004/026454A2 |
One aspect of the present invention relates to methods of preparing enedialkylidyne complexes, enediynes, and alkyne metathesis catalysts, as well as methods of catalyzing alkyne metathesis reactions. The present invention also relates t...
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WO/2004/020479A2 |
Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, heteroaromatic ring system bound via a specific bridge, a catalyst system, comprising at least one of these monoc...
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WO/2004/018489A1 |
Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one uncharged donor bound via a boron-containing bridge and comprising one or more atoms of group 15 and/or 16 of the Periodic Table of the Elements and i...
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WO2003097234B1 |
The present invention relates to chiral metal catalysts for stereoselective olefin metathesis reactions, which are recyclable and reusable in such metathesis reactions. The chiral metal-based metathesis catalysts of the invention compris...
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WO/2004/007796A1 |
Tungsten nitride films were deposited on heated substrates by the reaction of vapors of tungsten bis(alkylimide)bis(dialkylamide) and a Lewis base or a hydrogen plasma. For example, vapors of tungsten bis(tert-butylimide)bis(dimethylamid...
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WO/2003/101436A1 |
Chromium (III) 1:3 complexes of alpha amino acids and their use as animal nutritional supplements.
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WO/2003/085016A1 |
A method for the production of polyoxymethylene is disclosed by the bringing in contact of a formaldehyde source with a catalyst of formula (I), where M = TiO, ZrO, HfO, VO, CrO2, MoO2, WO2, MnO2, ReO2, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu...
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WO/2003/066067A2 |
Several classes of in vivo carbon monoxide-releasing compounds are useful for the treatment and/or prevention of diseases, such as chronic inflammatory, e.g. rheumatoid arthritis, and of diseases with a strong inflammatory component, suc...
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WO/2003/062253A1 |
This invention relates to metal complexes which are useful as catalyst components in olefin metathesis reactions, atom or group transfer radical polymerisation or addition reactions and vinylation reactions. It also relates, preferably w...
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WO/2003/053890A1 |
The invention provides a mixed heteroatomic ligand for an oligomerisation of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is sulfur and at least 2 heteroatoms are not the same.The i...
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WO/2003/054038A2 |
Novel metal complexes, particularly chromium complexes, which contain at least one tridentate ligand are disclosed and prepared. Olefins, particularly ethylene, can be reacted to form butene and/or other homo- or co-oligomers and/or poly...
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WO/2003/053891A1 |
The invention provides a mixed heteroatomic ligand for an oligomerisation of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is nitrogen and at least two heteroatoms are not the same.T...
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WO/2003/049850A2 |
The invention concerns a method which consists in producing powders with low hygroscopicity by vacuum drying of an aqueous solution, then by grinding, thereby obtaining a compound consisting of crystalline grains, whereof the moisture co...
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WO/2003/047749A1 |
The invention relates to a method for isomerizing educt allyl alcohols of formula (I) into product allyl alcohols of general formula (II) in both directions of the equilibrium, whereby R1 to R5 represent hydrogen or a C¿1?-C¿12? alkyl ...
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WO/2003/044038A2 |
The invention relates to an aqueous solution containing at least one species selected from the group consisting of a 1:1 molar complex of TeO2 with a moiety of formula (A) and ammonium salts thereof: HO-X-OH (A) where X is an optionally ...
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WO/2003/042135A2 |
Chiral ligands and metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The metal complexes according to the present invention are useful as catalysts in asymmetric reactions, such as, hydrigenation,...
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WO/2003/024982A1 |
The invention relates to monocyclopentadienyl complexes comprising a cyclopentadienyl system, which contains at least one condensed heterocycle and at least one neutral donor and to a catalyst system containing at least one of said monoc...
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WO/2003/008390A1 |
Compounds of general formula (I):in which: R¿1? is hydrogen, C¿1?-C¿2O? alkyl, C¿3?-C¿10? cycloalkyl, C¿4?-C¿2O? cycloalkylalkyl, aryl, arylalkyl, or two R1, taken together, form a straight or cyclic C¿2?-C¿10? alkylene group or...
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WO/2003/008428A1 |
Organo-Imino molybdenum complexes are disclosed having the formula Z¿2?N¿2?MOS¿4?C¿2?N¿2?R¿4? wherein Z and R are independently selected from the group consisting of linear hydrocarbon groups, branched hydrocarbon groups, cyclic hy...
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WO/2003/004014A1 |
The invention relates to complexes of general formula D¿2?-M-T, wherein D represents a $g(b)-diketone, M represents a metal atom and T represents a substance comprising at least one group containing N, O or S. The invention also relates...
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WO/2002/095861A1 |
The present invention relates to a non-aqueous electrolyte addditive for improving safety and a lithium secondary battery comprising the same, and more particularly to a non-aqueous electrolyte additive taht can improve cycle life and sa...
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WO/2002/095860A1 |
The present invention relates to a non-aqueous electrolyte additive for improving safety and a lithium secondary battery comprising the same, and more particularly to a non-aqueous electrolyte additive that can improve cycle life and saf...
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WO/2002/072519A2 |
A process for carrying out a chemical reaction which is catalysed by one or more metal or hydrogen fluoroalkylsulfonylated compound which process comprises carrying out said reaction in the presence of an ionic liquid or in solvent-free ...
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WO/2002/072260A2 |
A metal bis-triflimde compound having the formula: [M¿x?]?n+¿[(N(SO¿2?CF¿3?)¿2?)¿(nx-yz)?]?(nx-yz)-¿ [L¿y?]?z-¿ where M is a metal selected from the metals in groups 5 to 10, 12 and 14 to 16 and Cu, Au, Ca, Sr, Ba, Ra, Y, La, Ac...
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WO/2002/059122A1 |
This invention relates to a class of heterocycles and their metal complexes, and is particularly concerned with the use of these compounds in the preparation of prodrugs or as prodrugs that may be activated under hypoxic conditions by en...
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WO/2002/056889A1 |
A novel synthesis of a chromium amino acid nicotinate complex which has glucose tolerance factor activity in which nicotinic acid is dissolved in an aqueous solvent, glycine, glutamic acid and cystine are added, chromium chloride is adde...
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WO/2002/050088A1 |
A method to synthesize a Group 15 containing metal polymerization catalyst is disclosed. The method includes an efficient high temperature synthesis of Group 15 containing ligands, especially arylamine ligands, for use in preparing polym...
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WO/2002/049758A1 |
The present invention provides the use of certain complexes of a group 3 to 10 transition metal or a lanthanide (M) and a ligand of formula (I), wherein each group A, which may be the same or different, is an M-coordinating carbon or het...
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WO/2002/048162A1 |
The present invention relates to chiral salen catalysts and a process for preparing chiral compounds from racemic epoxides by using them. More particularly, the present invention is to provide a chiral polymeric salen catalyst and its us...
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WO/2002/026748A2 |
The first aspect of the present invention relates to transition metal complexes having the formula (I) or (II) wherein M is a radioactive metal having a valence of +2, +3, +4, or +5; m?+¿ designates the charge of the metal complex, each...
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WO/2002/024617A1 |
The invention relates to a method for the isomerisation of educt allyl alcohols of formula (I) to product allyl alcohols of general formula (II), wherein R?1¿ to R?5¿ represent hydrogen or a monounsaturated or polyunsaturated C¿1?-C¿...
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WO/2002/022628A1 |
The invention concerns a chromium complex corresponding to formula (I) wherein: each X is, independently, selected from the group of halogen, alkoxide, aryloxide, amide, phosphide, hydride, hydrocarbyl or substituted hydrocarbyl; each L ...
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WO/2002/018394A1 |
A metalorganic complex composition comprising a metalorganic complex selected from the group consisting of: metalorganic complexes comprising one or more metal central atoms coordinated to one or more monodentate or multidentate organic ...
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WO/2002/010179A1 |
The invention concerns a method for preparing a water-insoluble chromium III organic complex which consists in reacting a Cr III compound formed in situ with at least an aromatic compound bearing a carboxylic acid function or its salt. T...
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WO/2001/094504A2 |
A lubricant composition is disclosed that comprises: (a) a lubricant and (b) at least one molybdenum-containing compound in the form of surface-capped nanosized particles of the general formula: (Z)¿n?(X-R)¿m? wherein Z is an inorganic...
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WO/2001/085717A1 |
Compounds are provided that may be used as ligands in transition metal complexes, in turn useful as bleach catalysts. Also provided are complexes, bleaching compositions and methods using the compounds. The compounds are of the general f...
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WO/2001/074830A1 |
A catalyst for the polymerisation of 1-olefins is disclosed, comprising a complex having the Formula (I) wherein M is a transition metal, lanthanide or actinide; X represents an atom or group covalently or ionically bonded to the transit...
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WO/2001/072854A2 |
Transition metal complexes of a monoanionic ligand derived from a selected o-(arylamino)benzalimine, and optionally in the presence of other cocatalysts, polymerize olefins. The resulting polymers are useful as elastomers and molding res...
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WO/2001/068724A2 |
Olefins, such as ethylene, are polymerized using as a polymerization catalyst a complex of a selected transition metal with an anionic ligand that has at least three atoms that may coordinate to the transition metal. Also disclosed are t...
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WO/2001/066816A1 |
A chemical vapor deposition process is provided for the formation of conformal layers containing metals, metal nitrides or metal oxides. The process includes contacting a vapor or vapor mixture comprising one or more metal compounds havi...
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WO/2001/064697A1 |
The invention relates to ligands or complexes useful as catalysts for catalytically bleaching substrates with atmospheric oxygen, and as catalysts in the of treatment of textiles such as laundry fabrics whereby bleaching by atmospheric o...
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WO/2001/064826A2 |
The invention relates to catalytically bleaching substrates, especially laundry fabrics, with a bleaching composition and a peroxyl source.
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WO/2001/060956A1 |
This invention relates to a lubricating oil composition comprising a Group I basestock and an antioxidant comprising an oil soluble trinuclear organomolybdenum compound of the generic formula (I): Mo¿3?S¿x?-(Q) wherein x is from 4 to 1...
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