Patent application number | Description | Published |
20080312373 | POLYCARBONATE-POLY(ALKYLENE OXIDE) COPOLYMER COMPOSITIONS AND ARTICLES FORMED THEREFROM - Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): | 12-18-2008 |
20080312374 | POLYCARBONATE-POLY(ALKYLENE OXIDE) COPOLYMER COMPOSITIONS AND ARTICLES FORMED THEREFROM - Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): | 12-18-2008 |
20100154431 | LIQUID CARBON DIOXIDE ABSORBENT AND METHODS OF USING THE SAME - A carbon dioxide absorbent comprising a liquid, nonaqueous oligomeric material, functionalized with one or more groups that either reversibly react with CO | 06-24-2010 |
20110100217 | SPRAY PROCESS FOR THE RECOVERY OF CO2 FROM A GAS STREAM AND A RELATED APPARATUS - A method for recovering carbon dioxide (CO | 05-05-2011 |
20110212314 | METHODS OF PREPARING POLYMER-ORGANOCLAY COMPOSITES AND ARTICLES DERIVED THEREFROM - A method for preparing a polymer-organoclay composite composition comprises combining a solvent and an unexfoliated organoclay to provide a first mixture, wherein the unexfoliated organoclay comprises alternating inorganic silicate layers and organic layers, and has an initial spacing between the silicate layers; exposing the first mixture to an energized condition of a sufficient intensity and duration to increase the initial spacing of the inorganic silicate layers, to provide a second mixture; contacting the second mixture with a polymer composition so that the polymer composition fills at least one region located between at least one pair of silicate layers, wherein the polymer composition is at least partially soluble in the solvent; and removing at least a portion of the solvent from the second mixture, wherein the inorganic silicate layers remain separated by the polymer after removal of the solvent. | 09-01-2011 |
20120027663 | CARBON DIOXIDE CAPTURE SYSTEM AND METHODS OF CAPTURING CARBON DIOXIDE - In one embodiment, a system for recovering carbon dioxide can comprises: a reaction chamber having a first pressure and comprising a gas stream inlet; a phase-changing liquid sorbent, wherein the liquid sorbent is chemical reactive with carbon dioxide to form a solid material; a regeneration unit to decompose the solid material to released carbon dioxide gas and regenerated liquid sorbent; and a dry transport mechanism configured to transport the solid material from the reaction chamber at the first pressure to the regeneration unit at a second higher pressure. In one embodiment, a method of recovering carbon dioxide from a gas stream, comprises: chemically reacting carbon dioxide with a liquid sorbent to form a solid material; without adding a carrier fluid, dry pressurizing and transporting the solid material, to a regeneration unit; and heating the solid material in the regeneration unit to decompose the solid material to carbon dioxide gas and regenerated liquid sorbent. | 02-02-2012 |
20120027664 | CARBON DIOXIDE CAPTURE SYSTEM AND METHODS OF CAPTURING CARBON DIOXIDE - In one embodiment, a system for recovering carbon dioxide from a gas stream, comprising: a reaction chamber having a first pressure and comprising a gas stream inlet; a phase-changing liquid sorbent, wherein the liquid sorbent is chemically reactive with carbon dioxide to form a solid material; a regeneration unit to decompose the solid material to released carbon dioxide gas and regenerated liquid sorbent; and a transport mechanism disposed between the reaction chamber and the regeneration unit and configured to mix the solid material with a liquid to form a slurry, pressurize the slurry, and transport the slurry to the regeneration unit. In one embodiment, a method of recovering carbon dioxide from a gas stream, comprising: chemically reacting carbon dioxide with a phase-changing liquid sorbent to form a solid material; mixing the solid material with a liquid to form a slurry; pressurizing and transporting the slurry to a regeneration unit; and heating the slurry to form carbon dioxide gas and regenerated liquid sorbent. | 02-02-2012 |
20120190791 | METHODS OF PREPARING POLYMER-ORGANOCLAY COMPOSITES AND ARTICLES DERIVED THEREFROM - A method for preparing a polymer-organoclay composite composition comprises combining a solvent and an unexfoliated organoclay to provide a first mixture, wherein the unexfoliated organoclay comprises alternating inorganic silicate layers and organic layers, and has an initial spacing between the silicate layers; exposing the first mixture to an energized condition of a sufficient intensity and duration to increase the initial spacing of the inorganic silicate layers, to provide a second mixture; contacting the second mixture with a polymer composition so that the polymer composition fills at least one region located between at least one pair of silicate layers, wherein the polymer composition is at least partially soluble in the solvent; and removing at least a portion of the solvent from the second mixture, wherein the inorganic silicate layers remain separated by the polymer after removal of the solvent. | 07-26-2012 |
20120207659 | METHODS AND SYSTEMS FOR CO2 SEPARATION - A method for separating carbon dioxide (CO | 08-16-2012 |