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Catalyst, Solid Sorbent, Or Support Therefor: Product Or Process Of Making > Catalyst Or Precursor Therefor > Plural Component System Comprising A - Group I To Iv Metal Hydride Or Organometallic Compound - And B - Group Iv To Viii Metal, Lanthanide Or Actinde Compound - (i.e., Alkali Metal, Ag, Au, Cu, Alkaline Earth Metal, Be, Mg, Zn, Cd, Hg, Sc, Y, Al, Ga, In, Tl, Ti, Zn, Hf, Ge, Sn Or Pb Hydride Or Organometallic Compound And Ti, Zr, Hf, Ge, Sn, Pb, V, Nb, Ta, As, Sb, Bi, Cr, Mo, W, Po, Mn, Tc, Re, Iron Group, Platinum Group, Atomic Number 57 To 71 Inclusive Or Atomic Number 89 Or Higher Compound) > Component A Metal Is Group Ia, Iia Or Iiia And Component B Metal Is Group Ivb To Viib Or Viii (i.e., Alkali Metal, Alkaline Earth Metal, Be, Mg, Al, Ga, In Or Tl And Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, Iron Group Or Platinum Group) (e.g., Ziegler Catalyst, Etc.) > Containing Hydrides Or Organometallic Of Two Or More Different Component A Metals > Magnesium Containing Magnesium ContainingMagnesium Containing patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/28/06 - 20060217261 - Magnesium dichloride-alcohol adducts and catalyst components obtained therefrom The present invention relates to MgCl2.(EtOH),m(ROH)n(H20)p adduct in which R is a C1-C15 hydrocarbon group different from ethyl, n and m are indexes, higher than 0, satisfying the equations (n+m)≧0.7 and 0.05≦n/(n+m)≦0.95 and p is a number ranging from 0 to 0.7 with the proviso that when R is methyl ... 05/18/06 - 20060105907 - Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer A solid catalyst component for olefin polymerization in which the molar ratio of residual alkoxy groups to supported titanium is 0.60 or less is obtained by reacting the following compound (a1) with the following compound (b1) at a hydroxyl group/magnesium molar ratio of 1.0 or more, reacting the reaction mixture ... 05/18/06 - 20060105906 - Components and catalysts for the polymerization of olefins The present invention relates to a solid catalyst component for the polymerization of olefins CH2═CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and an electron donor selected from succinates, said catalyst component being obtainable by a process comprising the following ... 05/04/06 - 20060094589 - Catalyst for polymerization of ethylene, preparation thereof and use of the same The present invention provides an ethylene polymerization catalyst. The present invention also provides a process for preparing the ethylene polymerization catalyst, comprising reacting powdered magnesium with an alkyl halide of formula RX in the presence of an ether solvent to form a magnesium compound having a structure represented by the ... 03/30/06 - 20060068984 - Plymerization catalyst for a-olefins and process for production of alpha-olefin polymers therewith A catalyst having a high catalyst activity, which enables the production of an α-olefin polymer improved in stereoregularity by decreasing an amorphous component, and a production method for the α-olefin polymer, are developed. Described are a catalyst for polymerizing α-olefin comprising a combination of (A) a solid catalyst component containing ... 03/23/06 - 20060063664 - Magnesium chloride support The invention relates to supports comprising inorganic oxide nanoparticles coated with magnesium chloride and a method for making them. The inorganic oxide has a mean particle diameter of less than 5 microns and is used as a seed to crystallize magnesium chloride from solution. The magnesium chloride-coated inorganic oxide is ... 03/09/06 - 20060052237 - Ziegler-natta catalyst, preparation, and use for the polymerization of alkenes wherein EquAlkanol=molar equivalents of aliphatic or aromatic alkanol relative to the molar amount of magnesium-organic precursor, (mmole MgR/g support)=mmoles of magnesium-organic precursor per gram of particulate solid support, wt % (H2O)/support=weight percent of physically adsorbed water on the solid support, and said magnesium organic precursor compound being converted to a ... // - 2 - ... // - 0.55 - ... // - 2.1 - ... // - 2 - ... 02/02/06 - 20060025300 - Magnesium dichloride-based adducts and catalyst components obtained therefrom Solid Lewis adducts comprising MgCl2, a Lewis base (LB) belonging to ethers, esters, ketones, silanes or amines and an alcohol ROH, in which R is a C1-C15 hydrocarbon group optionally substituted with heteroatoms containing groups, which compounds are in molar ratios to each other defined by the following formula MgC12(ROM) ... 11/24/05 - 20050261123 - Modified ziegler catalyst, process for preparing it and process for preparing poly-1-olefins in its presence where M is an element of main group IV of the Periodic Table, R is halogen or an organic radical such as alkyl having from 1 to 10 carbon atoms, oxyalkyl having from 1 to 10 carbon atoms, cycloalkyl having from 4 to 8 carbon atoms in the ring and, ... 09/29/05 - 20050215424 - Catalyst components for the polymerization of olefins Catalyst components for the polymerization of olefins CH2═CHR, wherein R is hydrogen or a hydrocarbon radical having 1-12 carbon atoms, comprising Mg, Ti, Cl, OR groups, where R is a C1-C10 alkyl group optionally containing heteroatoms, and an ether having two or more ether groups, characterized by the fact that ... 08/11/05 - 20050176577 - Solid catalyst component and catalyst for olefin polymerization, and process for producing olefin polymer (i) a solid catalyst component obtained by contacting a trivalent titanium atom-containing solid catalyst component precursor (C) with a halogeno compound (A) of the 13 (IIIa) or 14 (IVa) group of elements in the periodic table of the elements and an electron donor (B), or a solid catalyst component obtained ... 08/04/05 - 20050170949 - Polyethylene catalyst and a process for preparing the same The present invention discloses a polyethylene catalyst and a process for preparing the same, said catalyst being composed of a main component of catalyst and a cocatalyst, wherein the main component of catalyst is prepared by reacting: (1) a magnesium-alcohol complex, (2) an alkyl aluminum compound having a formula R3nAlCl3-n ... 07/21/05 - 20050159301 - Pretreated and prepolymerized polyolefin catalyst, production thereof and method of use A method of modifying a Ziegler-Natta type polyolefin catalyst comprises contacting the Ziegler-Natta catalyst with olefin monomer to form a prepolymerized catalyst. The prepolymerized catalyst can comprise a reduced number of catalyst particles having a size of 40 microns or less. The prepolymerized catalyst can be used in a polymerization ... ### FreshPatents.com Support |