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| Number | Title | Issue Date |
| 7754926 | Production process of 3-alkoxy-1-propanols, and 3-alkoxy-1-propanols obtained by the production process The present invention reacts an allyl alcohol with an alcohol compound in the presence of a catalyst containing at least one element selected from the group consisting of elements of the group III, lanthanoid elements and actinoid elements of the Periodic Table, as ... | 07/13/2010 |
| 7423186 | Process for preparing alkoxy-pure alkaline earth alkoxides The present invention provides a process for preparing a metal-free alkaline earth methanolate by alcoholysis of an alkaline earth ethanolate with methanol. ... | 09/09/2008 |
| 7326346 | High capacity regenerable sorbent for removal of arsenic and other toxic ions from drinking water The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc... | 02/05/2008 |
| 7287933 | Process for the remediation of soil polluted by organic compounds An improved process is described for the removal of organic pollutants from soil by extraction with a lipophylic solvent, wherein the improvement consists in the fact that the purified soil is treated with water to remove the residual solvent. This process allows th... | 10/30/2007 |
| 7255798 | Recycling of used perfluorosulfonic acid membranes A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled mater... | 08/14/2007 |
| 7199193 | Polyethylene glycol compounds and process of making A process for making substituted polyethylene glycol compound. The compound has the formula RO(C2H40)nH wherein R represents a C1–7 hydrocarbon group and n represents the average number of moles of C2H40 groups, ranging from 500 to 2000. The compound has a ratio o... | 04/03/2007 |
| 7183235 | High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc... | 02/27/2007 |
| 7148375 | Branched primary alcohol compositions and derivatives thereof A detergent composition having cold water solubility and exhibiting high calcium tolerance can be produced from biodegradable branched ether derivative compositions derived from a branched ether primary alcohol represented by the formula: | 12/12/2006 |
| 7101955 | Synthesis of energetic thermoplastic elastomers containing both polyoxirane and polyoxetane blocks This thermoplastic elastomer is present in a substantially solid state suitable for use as a binder for a propellant, explosive, and/or gas generant of a supplemental restraint system. The thermoplastic elastomer is formed from a composition including A blocks which... | 09/05/2006 |
| 6995108 | Method for producing catalysts by acid activation A process for producing catalysts by acid activation of phyllosilicates and coating with catalytically active metal ions wherein the acid activation is carried out in the presence of catalytically active metal ions. The solution which forms during acid activation to... | 02/07/2006 |
| 6909020 | Branched primary alcohol compositions and derivatives thereof A detergent composition having cold water solubility and exhibiting high calcium tolerance can be produced from biodegradable branched ether derivative compositions derived from a branched ether primary alcohol represented by the formula: | 06/21/2005 |
| 6846961 | Preparation of 1-methoxy-2-propanol Process for preparing 1-methoxy-2-propanol by reacting propylene oxide with methanol in the presence of a racemic catalyst which comprises an asymmetric polydentate (tetradentate) ligand complexed with a metal atom, where the complex has an approximately planar geom... | 01/25/2005 |
| 6821308 | Polyoxyalkylene monoethers with reduced water affinity Oleophilic polyoxyalkylene monoethers having reduced water affinity are disclosed. The monoethers have a hydrocarbyl residue, a polyoxyalkylene moiety, and a hydroxyl end group. The monoethers contain less than about 6 mole percent of alkoxylated unsaturates, and pr... | 11/23/2004 |
| 6765116 | Process of preparing a fluid rare earth alkoxylation catalyst A process to prepare an improved fluid rare earth phosphate catalyst composition useful in preparing alkylene oxide adducts of organic compounds having active hydrogen atoms is provided. The catalyst is prepared by dissolving a rare earth salt in a C9-C | 07/20/2004 |
| 6713599 | Formation of polymer polyols with a narrow polydispersity using double metal cyanide (DMC) catalysts A method of forming a polyol includes the steps of reacting an initiator with an alkylene oxide, and optionally carbon dioxide, in the presence of a double metal cyanide catalyst and a sterically hindered chain transfer agent capable of protonating the growing polyo... | 03/30/2004 |
| 6660890 | Production of optically active -hydroxyacetals A process for the heterogeneous and enantioselective hydrogenation of prochiral organic -keto compounds with platinum as the catalyst in the presence of a soluble or immobilized chiral aromatic nitrogen base with at least one basic nitrogen atom ad... | 12/09/2003 |
| 6620975 | Process for making butyl ethers of glycols Processes are described for the preparation of glycol butyl ethers involving reaction of butadiene with saturated aliphatic glycols, separating the thus formed n- and sec-butenyl glycol ethers and hydrogenating the n-butenyl glycol ethers. Additional feat... | 09/16/2003 |
| 6617475 | Preparation of optically active -hydroxyethers Optically active -hydroxyethers are prepared from prochiral -ketoethers by heterogeneous hydrogenation using platinum catalysts in the presence of a chiral nitrogen base in high chemical and optical yields, since this type of hydrogenation s... | 09/09/2003 |
| 6608230 | Single-stage method for producing -hydroxy ethers by oxidizing C=C unsaturated compounds with hydroperoxides A single-stage method for producing -hydroxy ethers by oxidizing olefinic substrates with organic hydroperoxides and opening the resultant oxirane ring by means of monovalent or polyvalent alcohols wherein a molybdenum compound in combination with ... | 08/19/2003 |
| 6593500 | Process for alkoxylation with a boron-containing catalyst Disclosed is a process for making alkoxylates of organic compounds. The process requires a) providing an active hydrogen organic compound having 1 to 22 carbon atoms, and b) alkoxylating the organic compound with an alkylene oxide in the presence of a cat... | 07/15/2003 |
| 6506947 | Fluorinated diol and method for the production thereof The subject-matter of the invention is a fluorinated diol and its process of preparation. The fluorinated diol corresponds to the formula (I): Cn F2n+1 --A--CH2 OCH2 --C(CH2 OH)2 --R in which n has a... | 01/14/2003 |
| 6428647 | Organic solvent composition for film transfer and a method for wet transferring of transfer film The present invention provides an organic solvent composition for wet transferring of a transfer film having improved weather-resistance suitable for external ornaments and a method for wet transferring therewith, which comprises a step of transferring pa... | 08/06/2002 |
| 6417408 | Production process for (poly)alkylene glycol monoalkyl ether The present invention provides a process for producing a (poly)alkylene glycol monoalkyl ether with high selectivity and high yield. In this process, the (poly)alkylene glycol monoalkyl ether is produced by reacting an olefin and a (poly)alkylene glycol i... | 07/09/2002 |
| 6403541 | Oil filter clogging preventing agent and oil filter clogging preventing method, and engine oil compositions comprising said oil filter clogging preventing agent Disclosed are a composition for preventing clogging of oil filters for various internal combustion engines, the composition comprising at least one hydroxyl-containing component selected from the group consisting of: compounds represented by the formula (1) R | 06/11/2002 |
| 6380439 | Single-stage method for producing -hydroxy ethers by oxidizing C=C-unsaturated compounds with hydroperoxides A single-stage method for producing -hydroxy ethers by oxidizing olefinic substrates with organic hydroperoxides and opening the resultant oxirane ring by means of monovalent or polyvalent alcohols wherein a molybdenum compound in combination with ... | 04/30/2002 |
| 6365541 | Alkoxylation catalyst An alkoxylation catalyst is prepared by a) reaction of one mol of a dicarboxylic acid with from 1.5 to 8 mol of an alkoxylated alcohol to form the corresponding dicarboxylic monoester, b) formation of an alkaline earth metal salt of the dicarboxylic monoester ... | 04/02/2002 |
| 6291720 | Synthesis of glycol ethers This application relates to a process for making glycol ethers, said process comprising reacting an olefin oxide with an alcohol over a catalyst comprising a crystalline metallosilicate which is basic in character, wherein the molar ratio of alcohol to ol... | 09/18/2001 |
| 6291714 | Continuous process for effecting gas liquid reactions A continuous process for the production of polyadducts of alkylene oxide on a chain initiator with at least one active hydrogen comprises the step of: (a) providing n reaction units constituted by a tubular reactor (11), and a heat exchanger (14) downstre... | 09/18/2001 |
| 6245948 | Preparation of tetrahydrofuran from dialkoxybutenes A process for preparing tetrahydrofuran, which comprises reacting 1,4-butenediol diethers of the formulae I and/or II where the R radicals can be identical or different and are C1 -C15 -alkyl or cycloalkyl radicals, C6 -C1... | 06/12/2001 |
| 6239316 | Optically active secondary alcohol and process for the production thereof An R-configuration or S-configuration optically active secondary alcohol of the general formula (1), wherein C* is an asymmetric carbon atom, m is an integer of 1 to 3, and n is an integer of 1 to 3, and a process for the production thereof, comprising op... | 05/29/2001 |
| 6153736 | Modified ether glyceroglycolipids This invention provides lipids having: 1) a glycerol backbone; 2) a hydrocarbon chain, preferably saturated and containing 16 or 18 carbon atoms, attached to C-1 of the backbone by an ether linkage; 3) a methyl group attached to C-2 of the backbone, prefe... | 11/28/2000 |
| 6130346 | Process for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxide A process for preparing an organic compound, comprising conducting an organic reaction in the presence of a phosphine oxide represented by formula (1); ##STR1## where R1 is the same or different and each represents a hydrogen or hydro... | 10/10/2000 |
| 6121499 | Process for producing polyhydroxy ethers and unsymmetrical polyhydroxy ethers obtainable with the process A process for producing polyhydroxy ethers having the formula (I) (HO).sub.(w--M) W(OV)m, in which W represents an organic group and OV a structural element containing hydroxyl groups, having the formula (III) ##STR1## A multifunctional al... | 09/19/2000 |
| 6100433 | Process for preparing 3-methoxy-1-propanol 3-Methoxy-1-propanol is prepared in an advantageous manner by alkylating 1,3-propanediol with methyl chloride in the presence of a base.... | 08/08/2000 |
| 6037482 | Process for catalytic addition of nucleophiles to alkynes or allenes A process for the catalytic addition of nucleophilic agents to alkynes or allenes to form alkenes substituted by the nucleophile which may further react with the nucleophile and/or isomerize comprises using a catalyst comprising a wholly or partly ionized... | 03/14/2000 |
| 5994595 | Production process for (poly)alkylene glycol monoalkyl ether The present invention provides a process for producing a (poly)alkylene glycol monoalkyl ether with high selectivity and high yield. In this process, the (poly)alkylene glycol monoalkyl ether is produced by reacting an olefin and a (poly)alkylene glycol i... | 11/30/1999 |
| 5986147 | Method and solution for removal of poly chlorinated biphenyl A method and apparatus is provides for decontamination of soil from contaminates such as polychlorinated biphenyls. The method involves (a) admixing a short chain alcohol and a ethoxylated alcohol to provide a solvent composition, (b) admixing the solvent... | 11/16/1999 |
| 5922903 | Falling film reactor with corrugated plates An arrangement for a falling film type reactor uses corrugated plates to improve the distribution and dispersion of the gaseous reactant into the liquid. Corrugated plates introduce increased turbulence for promoting better distribution and dispersion of ... | 07/13/1999 |
| 5844115 | Alkoxylation process Active hydrogen containing organic compounds, for example alcohols, thiols, phenols, thiophenols, carboxylic acids, amides and amines, are alkoxylated, for example, ethoxylated, using catalysts comprising a salt of a Group IIa or Group Ia element and an o... | 12/01/1998 |
| 5840995 | Precursor for alkoxylation catalysts A precursor for alkoxylation catalysts is prepared by reacting a chelating anionic or nonionic phase transfer catalyst with an alkaline earth metal compound in the presence of a compound which can be alkoxylated. Suitable phase transfer catalysts are, in ... | 11/24/1998 |
