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7629487 |
Alkaline earth-based alkoxylation catalysts
Provided herein are catalysts useful in enabling and promoting the insertion of alkylene oxides into ester linkages. The esters employed as a substrate to be alkoxylated include esters of fatty...
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7622540 |
Metal carbonate initiator and method for polymerizing isocyanates using the same
Disclosed herein is a metal enolate initiator for polymerizing isocyanates and a method for polymerizing isocyanates by anionic polymerization using the same, in which the initiator forms a cluster...
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7605106 |
Telomerization of dienes
Alkadienes may be telomerized in the presence of a heterogeneous catalyst comprising an alumina or titania support which is modified with one or more ionic complexes of Pd or Pt and activated at a...
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7501373 |
Polymerization catalyst for polyester production, polyester, and process for producing polyester
Embodiments of the present invention are directed to a polymerization catalyst used to produce polyester. The catalyst comprises at least one metal-containing component, excluding antimony or...
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7470646 |
Polymer incarcerated Lewis acid metal catalyst
The objective is to incarcerate a Lewis acid metal in a polymer and to make this catalyst recoverable while maintaining its function as a Lewis acid metal catalyst. The present invention is a...
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7429548 |
Soluble late transition metal catalysts for olefin oligomerizations III
A This invention relates to a composition comprising a catecholate ligand, palladium or nickel, and an ancillary ligand with the following structure:
where Pn is a Group-15 element; H is...
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7417006 |
Catalyst system for the polymerization of olefins
A salt of formula (I)
[HE o R 1 3 ] + [T 1 T 2 ] − (I)
wherein E o is a...
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7396795 |
Low temperature preparation of supported nanoparticle catalysts having increased dispersion
Highly dispersed supported catalyst nanoparticles are manufactured at temperatures below about 95° C. The catalyst nanoparticles are formed on a support using an organic anchoring agent. The...
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7378478 |
Catalyst precursor composition for electroless plating, and preparation method of transparent electromagnetic interference shielding material using the same
The present invention relates to a catalyst precursor composition for electroless plating, and more specifically, the present invention provides the catalyst precursor composition comprising (a) a...
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7361621 |
Magnesium halide/alcohol adduct, its preparation and use
The present invention provides a process for preparing particles of magnesium halide/alcohol adduct, said process comprising: preparing a melt of magnesium halide/alcohol adduct in an inert liquid...
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7341972 |
Singlet oxygen catalysts including condensed carbon molecules
The present invention relates to novel singlet oxygen catalysts useful for the production of specialty chemicals. The catalysts include a core material selected from amine coated polymeric beads,...
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7314845 |
Supported catalyst systems
The present invention relates to a supported catalyst system. The supported catalyst of the present invention comprises an inorganic support having attached to at least one surface thereof...
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7264690 |
Catalyzer for clean pulping and process for using the same
A catalyzer for clean pulping includes sodium salicylate, anion silicate softener, cooking aids, liquid(gaseous) chlorine and water. A process for using the catalyzer for clean pulping includes the...
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7253131 |
Curing resin composition and sealants and end-sealing materials for displays
The invention provides a curing resin composition to be used for a sealant or an end-sealing material for a display element, which comprises a curing resin together with a photopolymerization...
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7241926 |
Method for producing polyether alcohols
A process for preparing polyether alcohols by addition of alkylene oxides onto H-functional starter substances in the presence of multimetal cyanide catalysts, wherein the multimetal cyanide...
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7220696 |
Solid titanium catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for olefin polymerization
Disclosed is a catalyst for olefin polymerization comprising [I] a solid titanium catalyst component [S] comprising titanium, magnesium, halogen and an electron donor (b), which is obtained by...
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7217676 |
Hydrophobization and silica for supported catalyst
This invention relates to a catalyst support comprising the result of the combination of:
(a) a support comprising hydroxyl groups; (b) a capping agent comprising a boron containing Lewis acid;...
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7214359 |
Cubic boron nitride, catalyst for synthesizing cubic boron nitride, and method for producing cubic boron nitride
By using a CBN synthesis catalyst containing a CBN synthesis catalyst component coated with an organic substance for producing cubic boron nitride (CBN), the CBN can be produced at a high...
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7208642 |
Process for preparation of formate esters or methanol and catalyst therefor
A production process and a catalyst are provided, which can be less decreased in activity of the catalyst even when CO 2 , water and the like are present in the starting material and/or the...
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7189674 |
Supported catalyst composition for polymerization of olefins, method for preparing the same and process for polymerization using the same
Supported catalyst composition for polymerization of olefins comprising: (i) a titanium compound, a magnesium compound and at least one electron donor compound; (ii) an oxygen containing polymer...
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7169956 |
Double metal cyanide complex catalyst, its production process and its utilization
Provided is a double metal cyanide complex catalyst with a high activity which is readily produced on an industrial scale. The double metal cyanide complex catalyst is of a fine particle form and...
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7169875 |
Organometallic compositions
A composition suitable for use as a catalyst for the reaction of an isocyanate compound or prepolymer thereof with an alcohol to form a polyurethane comprises a mixture of (a)an organometallic...
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7153971 |
Compounds containing oxazolidinone moiety and uses thereof
A compound and method for producing an enantiomerically enriched epoxide from an olefin using a chiral ketone and an oxidizing agent is disclosed. In particular, the compound is of the formula: I...
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7151072 |
Initiator systems comprising β-ketone compounds and bonding compositions made therewith
The invention provides initiator systems capable of initiating polymerization. More specifically, the invention relates to initiator systems comprising a complexed initiator and a β-ketone...
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7148302 |
Catalyst for polymerization of norbornene
This invention is based upon the discovery that a catalyst system which is comprised of (a) palladium or a palladium compound and (b) a fluorinated alcohol is effective for polymerizing...
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7122611 |
Catalyst for polymerization of norbornene
This invention is based upon the discovery that a catalyst system which is comprised of (a) palladium or a palladium compound and (b) a fluorinated alcohol is effective for polymerizing...
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7122499 |
Osmium oxide carried by hydrophilic polymer
A carrier for carrying an osmium oxide comprising an aromatic polyolefin polymer having a group shown by the general formula [1] as a substituent on the aromatic ring of said polyolefin polymer:
...
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7119236 |
Method of preparing alkoxylation catalysts and their use in alkoxylation processes
A process for preparing an alkoxylation catalyst suitable for alkoxylating compounds that includes mixing a calcium-containing compound in a dispersing medium having a boiling point less that 160°...
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7049265 |
Organic anion catalyst system for foams
Disclosed herein are compositions useful for introducing metal carboxylate salts as catalysts into systems useful for producing polyurethane and polyisocyanurate foams. The methods permit the...
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6998365 |
Catalysts for low-cure powder coatings and methods for using the same
Catalysts useful for low-cure powder coating compositions are disclosed, having the structure (I):
wherein R 1 is an organic radical having 6 to 25 carbon atoms; each R 2 is independently a...
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6989348 |
Mixed metal catalyst comprising a combustible binder, its process of preparation and use
The present invention pertains to a catalyst composition comprising at least one non-noble Group VIII metal component, at least two Group VIB metal components, and at least about 1 wt. % of a...
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6958308 |
Deposition of dispersed metal particles onto substrates using supercritical fluids
A method for producing dispersed metal particles on a substrate and the compositions produced is disclosed. A method for producing the particles comprises exposing an organometallic and a...
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6953765 |
Double metal cyanide catalysts for preparing polyether polyols
The invention is directed to a double-metal cyanide catalyst for the preparation of a polyether polyol by the polyaddition of an alkylene oxideon to a starter compound containing active hydrogen...
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6946568 |
Complexed compounds and use thereof for the polymerization of olefins
Complexes of the formulae Ia and Ib
where M=Ti, Zr, Hf, V, Nb or Ta, can be used for the polymerization and copolymerization of olefins, for example in suspension polymerization processes,...
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6919293 |
Double metal cyanide catalysts for producing polyether polyols
This invention relates to novel double metal cyanide (DMC) catalysts for the production of polyether polyols by polyaddition of alkylene oxides onto starter compound comprising active hydrogen...
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6900157 |
Process for production of partially hydrophilized porous adsorbents
A process for production of a partially hydrophilized absorbent is described, which comprises using, as a starting material, porous particles made of an organic compound having properties such that...
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6884753 |
Method for producing ceramic dispersion composition
The present invention provides a method for producing a ceramic dispersion composition, the method comprising the step of heating a mixture of a ceramic powder having a photocatalytic activity, a...
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6875721 |
Soluble magnesium dihalide complex, preparation and use
The invention relates to a complex comprising a magnesium dihalide and an electron donor. It is a complex of the magnesium dihalide and the electron donor and has the formula (I):
...
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6861386 |
Accelerator for metathesis catalyst
A polymerizable composition including a resin system comprising oligomers or polymers functionalized with groups curable by ring opening metathesis polymerization, a metathesis catalyst, and a...
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6852664 |
Double metal cyanide catalysts for the preparation of polyether polyols
The present invention relates to novel double metal cyanide (DMC) catalysts for the preparation of polyether polyols by a polyaddition reaction between alkylene oxides and starter compounds having...
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6838409 |
Catalyst for olefin/styrene copolymerization, and process for producing olefin/styrene copolymer
Catalysts for copolymerization of olefins and styrenes, comprising (A) a transition metal compound, (B) an oxygen-containing compound and/or a compound capable of reacting with a transition metal...
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6818587 |
Double-metal cyanide catalysts for preparing polyether polyols
The invention relates to double-metal cyanide (DMC) catalysts for preparing polyether polyols by the polyaddition of alkylene oxides on to starter compounds containing active hydrogen atoms,...
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6809056 |
Process for preparing polyolefin polymerization catalysts
The present invention relates to a process for manufacturing polyolefin polymerization catalysts and provides a process for manufacturing polyolefin polymerization catalysts, wherein after...
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6806224 |
Process for producing a supported metal catalyst
A process for producing a supported metal catalyst which comprises reducing a metal halide in the liquid phase in the presence of a support material, an organic base and a reducing agent. In...
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6800787 |
Catalyst for acidolysis of aromatic hydroperoxy compound and process for producing aromatic hydroxy compound using the same
A catalyst for acidolysis of an aromatic hydroperoxy compound, containing little scale, prepared by gasifying liquid sulfuric anhydride and dissolving gasified sulfuric anhydride in a ketone...
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6800583 |
Suspension of multimetal cyanide compounds, their preparation and their use
Catalyst suspensions for the ring-opening polymerization of alkylene oxides comprise a) at least one multimetal cyanide compound having a crystalline structure and a content of platelet-shaped...
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6797665 |
Double-metal cyanide catalysts for preparing polyether polyols
The invention relates to double-metal cyanide catalysts for preparing polyols by the polyaddition of alkylene oxides on to starter compounds containing active hydrogen atoms, wherein the DMC...
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6794327 |
Supramolecular structures and process for making the same
The present invention provides a supramolecular structure produced by the process comprising reacting a multi-generation dendrimer with a monomer, where the dendrimer comprises a core molecule, a...
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6790804 |
Magnesium-diketonate complex derived polyolefin catalysts, method of making same, method of polymerizing with same
A process of forming a polyolefin catalyst component includes contacting a metal compound of the formula MR 2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO) 2 ,...
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6770773 |
Organic acid-Fe-OOH (ferroxane) particles and ferroxane-derived ceramics and ceramic membranes
The present invention relates to ferroxanes and a method of making wherein a ferroxane may be defined by the general formula [Fe(O) x (OH) y (O 2 CR) z ] n wherein x, y and z may be any integer or...
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