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| Number | Title | Issue Date |
| 8058480 | Process for the alkoxylation of alcohols Processes for the alkoxylation of alcohols using alkylene epoxides in the presence of boron based catalysts are provided. ... | 11/15/2011 |
| 8058481 | Alkyl alkoxylates containing unique end groups Described is a process for the alkoxylation of alcohols with I, Cl, or CH3CO2 endgroups, using alkylene epoxides in the presence of boron based catalysts. ... | 11/15/2011 |
| 7968754 | Method for producing polyether alcohols The invention relates to a process for the continuous preparation of polyether alcohols by reaction of alkylene oxides with H-functional starter substances in the presence of DMC catalysts, which comprises, at the beginning of the process a) firstly pla... | 06/28/2011 |
| 7700809 | Process for preparing polyoxymethylene dimethyl ethers from methanol and formaldehyde A process for preparing tri- and tetraoxymethylene glycol dimethyl ether (POMDMEn=3,4) by reacting formaldehyde with methanol and subsequently working up the reaction mixture by distillation, consisting of: a) feeding aqueous formaldehyde solution and met... | 04/20/2010 |
| 7671240 | Method for producing polyoxymethylene dimethyl ethers from methanol and formaldehyde Processes for preparing tri- and tetraoxymethylene glycol dimethyl ether (POMDMEn=3,4) include feeding a reaction mixture of an aqueous formaldehyde solution and methanol into a reactive evaporator and separating into a first low boiler fraction and a fir... | 03/02/2010 |
| 7470823 | Polyethers and their use as carrier oils The present invention relates to polyethers which are obtainable from 1 -butene oxide and an alcohol using a double metal cyanide compound as a catalyst and have a content of unsaturated components of 6 mol% or more, to a process for preparing such a polyether and a... | 12/30/2008 |
| 7435857 | Method for producing pure α-alkoxy-Ω-hydroxy-polyalkylene glycols The invention relates to a method for producing pure alpha-alkoxy-Ω-hydroxy-polyalkylene glycols, creating small impurities of the product on high-molecular a-Ω-di-hydroxy-polyalkylene glycols. The method is based on the use of high-boiling initiator alcohols of t... | 10/14/2008 |
| 7402644 | Production processes for alkylene oxide addition product and its derivatives The present invention provides: a production process for an alkylene oxide addition product, by which a high-molecular alkylene oxide addition product can be obtained with ordinary production facilities while the formation of by-products is suppressed; and productio... | 07/22/2008 |
| 7348460 | Method for producing alkanol alkoxylates at optimal reaction temperatures The present invention relates to a process for preparing at least one alkoxylate, which comprises bringing at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, pentylene oxide and decene oxide into contac... | 03/25/2008 |
| 7342140 | Method for the production of polyetherols The present invention relates to a process for preparing a polyetherol which comprises reacting at least one alkylene oxide with at least one starter compound in the presence of a catalyst of the formula I: M1p[M2q | 03/11/2008 |
| 7323605 | Double metal cyanide-catalyzed, low unsaturation polyethers from boron-containing starters The present invention provides a process for the double metal cyanide (DMC)-catalyzed production of low unsaturation polyethers from boron-containing starters. The polyethers produced by the inventive process may be reacted with one or more isocyanates to provide po... | 01/29/2008 |
| 7312363 | Method for activating double metallocyanide-compounds The present invention relates to a process for reacting epoxides with an initiator compound in the presence of a double metal cyanide compound as a catalyst, said process having a shortened induction period, and the double metal cyanide compound being activated by a... | 12/25/2007 |
| 7312251 | Synthesis of stable solutions of rare earth tris (organophosphate) in hydrocarbon solvents Stable rare earth tris (organophosphate) solutions comprise a rare earth tris (organophosphate) and a hydrocarbon solvent. From about 2% to about 10% rare earth element, preferably from about 3% to about 8%, is present in the solutions. The rare earth tris (organoph... | 12/25/2007 |
| 7312364 | Equilibrium reaction and gas/liquid reaction in a loop reactor The invention relates to a process for simultaneously performing two chemically successive reactions in a loop reactor, specifically reaction I) an optionally catalyzed equilibrium reaction between high-boiling liquid reactants, in which essentially one high boiler ... | 12/25/2007 |
| 7268259 | Random fatty alcohol alkoxylates with low temperature stability, and methods of producing and using the same Random fatty alcohol alkoxylates with low temperature stability which are polymerization products of fatty alcohols, ethylene oxide and propylene oxide, according to the general formula (I): R1O[(EO)n(PO)m]—H (I) | 09/11/2007 |
| 7256317 | Process for the preparation of surfactant alcohols and surfactant alcohol ethers, the prepared products and their use The invention describes a process for the preparation of novel surfactant alcohols and surfactant alcohol ethers by derivatization of olefins having from about 10 to 20 carbon atoms or of mixtures of such olefins to give alkanols, and optional subsequent alkoxylatio... | 08/14/2007 |
| 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 catalysts are microporous and have a specific surface area of more than 100... | 07/10/2007 |
| 7226988 | Method of forming polyetherols in the presence of carboxy-modified aluminum-based catalysts A polyether polyol is formed by a method utilizing a carboxy-modified aluminum-based catalyst. The method includes providing an alkylene oxide, providing an initiator molecule having at least one alkylene oxide reactive hydrogen, and reacting the alkylene oxide with... | 06/05/2007 |
| 7223803 | Polyethylene (glycol) derivatives with proximal reactive groups An activated, substantially water soluble poly(ethylene glycol) is provided having of a linear or branched poly(ethylene glycol) backbone and at least one terminus linked to the backbone through a hydrolytically stable linkage, wherein the terminus is branched and h... | 05/29/2007 |
| 7205337 | End-capped polymers and compositions containing such compounds End-capped polymers, methods for making those end-capped polymers, compositions containing those end-capped polymers, and methods for using those compositions are disclosed. One of the disclosed end-capped copolymers has the formula (I): | 04/17/2007 |
| 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 |
| 7196059 | Pharmaceutical compositions of insulin drug-oligomer conjugates and methods of treating diseases therewith Pharmaceutical compositions that include insulin, an insulin drug-oligomer conjugate, a fatty acid component, and a bile salt component or a bile salt component without a fatty acid component are described. The insulin drug is covalently coupled to an oligomeric moi... | 03/27/2007 |
| 7169889 | Insulin prodrugs hydrolyzable in vivo to yield peglylated insulin The present invention relates generally to hydrolyzable drug-oligomer conjugates, pharmaceutical compositions comprising such conjugates, and to methods for making and using such conjugates and pharmaceutical compositions. For example, a conjugate of insulin, PEG, a... | 01/30/2007 |
| 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 |
| 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° C. with a carboxylic acid and an inorganic acid or anhydride. ... | 10/10/2006 |
| 7105706 | Process for the preparation of an alkoxylated alcohol composition Process for the preparation of an alkoxylated alcohol composition comprising one or more alkoxylated alcohols wherein the process comprises the steps of: (a) reacting carbon monoxide with hydrogen under Fischer-Tropsch reaction con... | 09/12/2006 |
| 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 |
| 7097789 | Thermoplastic containers exhibiting excellent protection to various ultraviolet susceptible compounds Novel thermoplastic articles that contain novel ultraviolet absorbing compounds that are liquid in nature, are extremely low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat any discoloring wi... | 08/29/2006 |
| 7094933 | Method for producing tetrahydrofurane copolymers The present invention provides a process for one-stage preparation of polyoxyalkylene glycols by copolymerizing tetrahydrofuran and alpha,omega-diols in the presence of a heteropolyacid and of a hydrocarbon, which comprises distilling water in a mixture with this hy... | 08/22/2006 |
| 7094918 | Low-color ultraviolet absorbers for thermoplastic and thermoset high UV wavelength protection applications Novel ultraviolet absorbing compounds that are liquid in nature, are low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat such discoloring), and are highly effective in providing protection in... | 08/22/2006 |
| 7084121 | Mixtures of calcitonin drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same A mixture of conjugates in which each conjugate in the mixture comprises a calcitonin drug coupled to an oligomer that includes a polyalkylene glycol moiety is disclosed. The mixture may lower serum calcium levels in a subject by 10, 15 or even 20 percent or more. M... | 08/01/2006 |
| 7084114 | Mixtures of insulin drug-oligomer comprising polyalkylene glycol A mixture of conjugates in which each conjugate in the mixture comprises an insulin drug coupled to an oligomer that includes a polyalkylene glycol moiety is disclosed. The mixture may exhibit higher in vivo activity than a polydispersed mixture of similar conjugate... | 08/01/2006 |
| 7074969 | Process for preparation of polytrimethylene ether glycols There is disclosed a process for preparing polytrimethylene ether glycol by acid catalyzed polycondensation, neutralization and contact with filter aid. The process avoids hydrolysis and yet provides product substantially free of catalyst derived end groups. ... | 07/11/2006 |
| 7071364 | 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: | 07/04/2006 |
| 7053250 | Method of preparing a polyether polyol An improved method for synthesizing a double metal cyanide (DMC) catalyst combines and sonicates aqueous and non-aqueous solutions of a first metal salt, such as Zn(OAc)2, of a second metal salt, such as CoCl2, and of an alkali metal cyanide, s... | 05/30/2006 |
| 7030278 | Polyethylene(Glycol) derivatives with proximal reactive groups An activated, substantially water soluble poly(ethylene glycol) is provided having of a linear or branched poly(ethylene glycol) backbone and at least one terminus linked to the backbone through a hydrolytically stable linkage, wherein the terminus is branched and h... | 04/18/2006 |
| 7030084 | Drug-oligomer conjugates with polyethylene glycol components The present invention relates generally to hydrolyzable drug-oligomer conjugates, pharmaceutical compositions comprising such conjugates, and to methods for making and using such conjugates and pharmaceutical compositions. For example, a conjugate of insulin, PEG, a... | 04/18/2006 |
| 7015364 | Process for preparing polyether polyols A process for preparing polyether polyols includes a precipitation step, a recrystallization step, and a reaction step. In the precipitation step, a multimetal cyanide compound is precipitated by reaction of a metal salt with a cyanometalate compound. In the recryst... | 03/21/2006 |
| 7012164 | Method for continuously producing a polyether A method for precisely producing a polyether having a relatively high molecular weight by means of a double metal cyanide complex catalyst is provided. A method for continuously producing a polyether, which comprises ring opening addition polymerization of an alkyle... | 03/14/2006 |
| 6998036 | Electrolyte and method for depositing tin-silver alloy layers The invention relates to an acidic electrolyte used for depositing tin-silver alloys. The acidic electrolyte comprises one or more alkylsulfonic acids and/or alkanolsulfonic acids, one or more soluble tin (II) salts, one or more soluble silver (I) salts and one or m... | 02/14/2006 |
