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WO/2001/046295A1 |
Processes have been developed for the manufacture of polyhedral oligomeric silsesquioxanes (POSS), polysilsesquioxanes, polyhedral oligomeric silicates (POS), and siloxane molecules bearing reactive ringstrained olefins (e.g. norbornenyl...
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WO/2001/044324A2 |
Olefins, such as ethylene, are polymerized using as a polymerization catalyst a complex of a selected transition metal with a monoanionic ligand that has at least three at-oms that may coordinate to the transition metal. Also disclosed a...
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WO/2001/027069A1 |
Mixed-metal chelates represented by the following general formula CaM(III)EDTA(OH)).xH¿2?O wherein M is a trivalent transition metal and x is 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, or 8 and a process for their p...
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WO/2001/027123A1 |
Chromium is an essential element which has been shown to have beneficial effects on carbohydrate and lipid metabolism. Often, dietary intake is suboptimal, and nutritional supplements may not be effective due to poor absorption in the ga...
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WO/2001/025244A1 |
Compounds are provided which are useful as catalysts, particularly in the polymerization of addition polymerizable monomers such as olefinic or vinyl monomers. The compounds are complexes of a mid-transition metal coordinated to at least...
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WO/2001/025298A1 |
Novel compounds are provided that are useful as catalysts, particularly in the polymerization of addition polymerizable monomers such as olefinic or vinyl monomers. The compounds are multinuclear complexes of transition metals coordinate...
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WO/2001/019784A1 |
The present invention relates to novel chemistries which allow for heretofore unobtainable substituted tetracycline compounds which exhibit significant antibacterial activity. The methods disclosed herein utilize reactive tetracycline-ba...
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WO/2001/014299A1 |
Chiral ligands and transition metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The chiral ligands include phospholanes, P, N ligands, N, N ligands, biphenols, and chelating phosphines. The ferroc...
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WO/2001/012641A1 |
The invention relates to substituted monocyclopentadienyl, monoindenyl, monofluorenyl or heterocyclopentadienyl complexes of chromium, molybdenum or tungsten, wherein at least one of the substituents at the cyclopentadienyl ring carries ...
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WO/2001/012637A1 |
The present invention relates to catalyst systems, processes for making such catalysts, intermediates for such catalysts, and olefin polymerization processes using such catalysts wherein such catalyst includes a component represented by ...
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WO/2001/009148A1 |
The present invention relates to catalyst system containing at least one imidochrome compound and at least one activation compound. This invention also relates to imidochrome compounds, to a method for olefin polymerisation and to method...
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WO/2001/000633A1 |
A mixed metal-containing precursor is disclosed whereby the precursor includes: a) MgZrM¿x? where M is selected from one or more metals having a +3 or +4 oxidation state, x is from 0 to about 2, and where the molar ratio of magnesium to...
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WO/2000/069923A1 |
Metal complexes comprising a polydentate chelating group, catalysts and polymerization processes using the same for the polymerization of olefins, especially propylene, are disclosed.
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WO/2000/064583A1 |
Compounds having formula (A) are disclosed. M?1¿ and M?2¿ are the same or different and are transition metal atoms or ions; Z?2¿ and Z?3¿, independtly, are the atoms necessary to complete a 3-12 membered heterocyclic ring; Z?1¿ is a...
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WO/2000/059961A1 |
Composition, to be used as catalyst for the polymerisation of monomers, comprises: 1) a compound characterised by general formula (I), wherein E is selected from the group consisting of N, P, As, Sb and X is a covalent bridging moiety; 2...
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WO/2000/058319A1 |
The invention relates to an oligomerisation catalyst for olefins obtained from a) a chromium compound CrX¿3? and the quantity which is at least equimolar in relation to the chromium compound CrX¿3?, a ligand L or a finished chromium co...
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WO/2000/058370A1 |
The invention relates to a method for copolymerising ethylene or propylene with each other or with other olefinically unsaturated compounds in the presence of a catalyst system containing the following components: A) a complex of a trans...
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WO/2000/058369A1 |
The invention relates to a method for the polymerization of olefins in the presence of catalysts which contain at least one complex of a transition metal with a tridentate macrocyclic ligand, which in addition comprises at least one func...
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WO/2000/055283A1 |
A lubricating oil additive is disclosed that comprises the reaction product of: (a) an unsaturated or saturated ester or acid, (b)a diamine of the formula (I): (c) carbon disulfide, and (d) a molybdenum compound, wherein R¿8? is an alky...
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WO/2000/050170A2 |
The invention relates to new triaza transition metal complexes and their use as polymerization catalysts. They have the formula (1): L¿n?MX¿m-n?, wherein each L is independently a ligand which is multidentate by adjacent cooordinating ...
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WO/2000/035930A1 |
The invention provides methods for treating cancer and compounds that are useful for the treatment of tumors, as well as pharmaceutical compositions comprising the compounds, and synthetic methods and intermediates useful for preparing t...
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WO/2000/032571A1 |
Electrochromic coating solutions are prepared by allowing hydrated tungsten oxides to react with an admixture of hydrogen peroxide and an organic acid or anhydride. The intermediate tungsten peroxy acid is esterified by heating under ref...
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WO/2000/020427A1 |
A complex suitable for the polymerisation of 1-olefins is disclosed, having formula (A) wherein M is a transition metal, lanthanide or actinide; X represents an atom or group covalently or ionically bonded to the transition metal M; b is...
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WO/2000/014034A1 |
Microwave heating of a transition metal-catalysed organic reaction, in which a catalyst complex between a transition metal and an auxiliary ligand or ligands, the ligand being asymmetric or symmetric, monodentate or bidentate, results in...
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WO/2000/010962A1 |
This invention relates to the preparation and use of Chromium L-threonate of molecular formula [Cr¿n?(C¿4?H¿8-n?O¿5?)¿3?, n = 1, 2, 3]. The compounds may be used as a high effective supplemental agent of trace element and acted to d...
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WO/2000/007966A1 |
The invention relates to new traceless linkers which use transition metal complexes to link a $g(p)-orbital containing substrate for subsequent synthesis by, for example, combinatorial chemistry or multiple parallel synthesis (MPS) to a ...
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WO/2000/006620A2 |
Various olefins may be polymerized using a catalyst system containing selected $g(a)-diimine, urethane or urea ligands, some of them novel, complexed to nickel, palladium or other selected transition metals. The polymers are useful as mo...
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WO/2000/002834A1 |
A composition and method for the catalytic conversion of a racemic mixture of dienes to a cyclic olefin by a ring-closing metathesis (RCM) reaction are disclosed. The composition, a transition metal complex with an M=C reaction site, con...
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WO/1999/066011A2 |
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a trinuclear tungsten core and bonded thereto a ligand or liga...
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WO/1999/057159A1 |
An activated tridentate-, monoanionic-ligand-based transition metal catalyst in a reduced oxidation state for olefin polymerization is disclosed. Transition metal catalyst precursors for these catalysts have formulae (A), (B), in which M...
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WO/1999/055758A1 |
A polymer having a backbone repeat unit that includes at least two metal atoms bonded to each other and only one ethylenically unsaturated functional group wherein the backbone unit preferably has a structure of: -C(R?3¿)=C(R?3¿)-[C(R?...
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WO/1999/054338A1 |
Molybdenum soap-containing complex metal soaps having uniform qualities which can be provided at a high yield. These molybdenum soap-containing metal soaps are produced by reacting a fatty acid in excess with a molybdenum compound to syn...
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WO1999032225A9 |
Complexes of a selected class of chiral ligands with molybdenum, tungsten or chromium, preferably molybdenum, are effective as catalysts in highly enantioselective and regioselective alkylation of allylic substrates. Such compositions pr...
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WO/1999/042469A1 |
A composition and method for the catalytic conversion of a racemic mixture of dienes to a cyclic olefin by a ring-closing metathesis (RCM) reaction are disclosed. The composition, a transition metal complex with an M=C reaction site, con...
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WO/1999/041290A1 |
The present invention relates to catalyst systems, processes for making such catalysts, intermediates for such catalysts, and olefin polymerization processes using such catalysts wherein such catalyst includes a component represented by ...
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WO/1999/033435A1 |
The invention relates to the use of transitional metal (III) complexes of the formula (I), in which UM represents manganese, iron, cobalt, ruthenium, molybdenum or vanadium; R represents an alkylene-, alkenylene-, phenylene- or cycloalky...
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WO/1999/031113A1 |
Oil-soluble or oil-dispersible trinuclear molybdenum-sulfur compounds are made by reacting less than three, such as 1.5 to 2.5, preferably 2 to 2.1, molar equivalents of a disulfide with one molar equivalent of a compound containing the ...
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WO/1999/023865A2 |
Methods of forming metal alkoxides and methods of forming precursor solutions of metal alkoxides suitable for the coating of glass in the manufacture of electrochromic devices are disclosed. The method of forming metal alkoxides involves...
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WO/1999/020636A1 |
A Group VIB metal-based, ligand-containing olefin polymerization catalyst component can be made by using Group VIB metal trihalide as the starting reagent for the Group VIB metal which process comprises contacting (e.g., in tetrahydrofur...
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WO/1999/019335A1 |
A polymerisation catalyst comprising (1) the Formula (W) compound, or dimers thereof; wherein N is nitrogen, Q is nitrogen or oxygen, X is the oxidation state of Cr and Y is an atom or a group having a valency of m, p is zero or an integ...
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WO/1999/010353A1 |
The invention relates to an organometallic compound comprising a central transition metal atom and a ligand coordinated thereto having a heteroatomic ring structure, characterized in that the ligand includes at least three nitrogen atoms...
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WO/1998/029399A1 |
The invention relates to ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention includes an anionic portion combined with at least one cationic portion M?+m� in sufficient numbers to ensur...
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WO/1998/029388A1 |
The invention relates to ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention is comprised of an amide or one of its salts, including an anionic portion combined with at least one cationic...
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WO/1998/029877A1 |
Disclosed is a proton conductor in liquid form, comprised of a mixture of the following components: (a) a salt combined with a nitrogenated base along with an acid, according to formula (I), wherein Z�1?, Z�2?, Z�3?, and Z�4?, wh...
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WO/1998/029389A1 |
The invention is related to ionic compounds, derivatives of malononitrile, in which the anionic load has been displaced. An ionic compound disclosed by the invention includes an anionic portion combined with at least one cationic portion...
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WO/1998/029396A1 |
The invention relates to ionic compounds in which the anionic load has been displaced, and the uses of these compounds. A compound disclosed by the invention comprises an anionic portion combined with at least one cationic portion M?+mï¿...
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WO/1998/029358A2 |
Disclosed is a method for grafting a polymer onto the surface of a carbonate material with carboxyl, amine, and/or hydroxyl functions on its surface. Said material is placed in suspension in a solution including the polymer to be grafted...
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WO/1998/027101A1 |
The present invention relates to the production of novel catalysts made from transition metal compounds and 'three-toothed' 4,5-diphosphinoacridine-ligands ('Acriphos'). The ligands used to this effect are diphosphine compounds of 4,5-di...
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WO/1998/026029A1 |
The invention relates to lubricating oil compositions comprising a major amount of an oil of lubricating viscosity and a minor amount of at least one compound containing a heterometallic tetranuclear core, preferably cubane, more prefera...
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WO/1998/026030A1 |
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a trinuclear molybdenum core and bonded thereto ligands capabl...
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