Patent application number | Description | Published |
20090081582 | PHOTOSENSITIVE COMPOSITION - A photosensitive composition is provided, which includes a compound represented by the formula BP; and a photo-acid generator which generates an acid by the action of actinic radiation, | 03-26-2009 |
20090208866 | PHOTOSENSITIVE COMPOSITION - A photosensitive composition is provided, which includes a compound expressed by the formula T3 and a photo-acid generator which generates an acid by an action of actinic radiation. In the formula T3, R | 08-20-2009 |
20120161071 | ACID GAS ABSORBENT, ACID GAS REMOVAL METHOD, AND ACID GAS REMOVAL DEVICE - An acid gas absorbent of which recovery amount of acid gas such as carbon dioxide is high, and an acid gas removal device and an acid gas removal method using the acid gas absorbent are provided. The acid gas absorbent of the embodiment comprising at least one type of tertiary amine compound represented by the following general formula (1). | 06-28-2012 |
20120167760 | CARBON DIOXIDE SEPARATING AND RECOVERING SYSTEM AND METHOD OF CONTROLLING THE SAME - In one embodiment, a carbon dioxide separating and recovering system includes an absorption tower to cause carbon dioxide to be absorbed in an absorbing solution, a regeneration tower to release the carbon dioxide from the absorbing solution, and at least one measuring apparatus to measure an ultrasound propagation speed in the absorbing solution. Each of the at least one measuring apparatus calculates a dissolved carbon dioxide concentration in the adsorbing solution, based on a temperature measured by a temperature measuring unit, the ultrasound propagation speed measured by an ultrasound propagation speed measuring unit, and a correlation expression which shows a relationship between the dissolved carbon dioxide concentration and the ultrasound propagation speed in the absorbing solution, and is changed according to the temperature of the absorbing solution. The carbon dioxide separating and recovering system controls the system, based on the dissolved carbon dioxide concentration calculated by the measuring apparatus. | 07-05-2012 |
20120217437 | CARBON DIOXIDE ABSORBING SOLUTION - The present invention provides a carbon dioxide absorbing solution capable of preventing production of an oxidization degradation product of alkanolamine, that is, BICINE. The carbon dioxide absorbing solution contains an alkanolamine and a sulfur amino acid represented by the formula (1) or (2). | 08-30-2012 |
20120305840 | CARBON DIOXIDE ABSORBING SOLUTION - An object of the present invention is to provide a carbon dioxide absorbing solution capable of avoiding precipitation of a product formed by the reaction with carbon dioxide. The absorbing solution is an aqueous solution characterized by containing an amino acid salt comprising at least one carboxylic acid salt connected to a heterocyclic ring including at least one nitrogen atom as the ring member atom. | 12-06-2012 |
20120325089 | CARBON DIOXIDE CAPTURING DEVICE AND CARBON DIOXIDE CAPTURING METHOD - In accordance with an embodiment, a carbon dioxide capturing device includes an absorption tower, a regeneration tower, and a cooling unit. A gas containing carbon dioxide and a lean liquid is introduced to the absorption tower which brings the gas and the lean liquid into contact with each other to generate a rich liquid. The regeneration tower generates a lean liquid by diffusing vapor containing carbon dioxide from the rich liquid from the absorption tower, and then returns the lean liquid to the absorption tower. The cooling unit cools at least one of the gas, the lean liquid, and the rich liquid. The cooling unit includes first and second coolers connected in series to each other, by first and second cooling mediums, respectively. The first cooling medium is generated outside the device without using power for cooling in the device. The first cooler is located upstream of the second cooler. | 12-27-2012 |
20130233015 | CARBON DIOXIDE RECOVERY APPARATUS AND CARBON DIOXIDE RECOVERY METHOD - In one embodiment, a carbon dioxide recovery apparatus includes a heat exchanger which heats a first rich liquid, a flow divider which divides the first rich liquid heated by the heat exchanger into a second rich liquid and a third rich liquid, a first release device which heats the second rich liquid and discharges a first semi-lean liquid, a second release device which heats the third rich liquid and discharges a second semi-lean liquid, and a regeneration tower which heats the first and second semi-lean liquids to generate a lean liquid. The first release device heats the second rich liquid, using the lean liquid. The second release device heats the third rich liquid, using a carbon dioxide-containing steam discharged at the regeneration tower. The heat exchanger heats the first rich liquid, using the lean liquid which has passed through the first release device. | 09-12-2013 |
20130343974 | ACID GAS ABSORBENT, ACID GAS REMOVAL METHOD, AND ACID GAS REMOVAL DEVICE - An acid gas absorbent comprising at least one type of diamine compound represented by the following general formula (1), | 12-26-2013 |
20140296576 | METHOD FOR ISOLATING TERTIARY AMINO ALCOHOL - A method for isolating an amino alcohol simply from an amino alcohol aqueous solution containing a heterocyclic amine compound is provided. The method is a method for isolating a tertiary amino alcohol from a tertiary amino alcohol aqueous solution containing a heterocyclic amine compound, and has generating an imine and/or enamine by adding an aldehyde and/or ketone to the tertiary amino alcohol aqueous solution, isolating the imine and/or enamine from the tertiary amino alcohol aqueous solution, and isolating the tertiary amino alcohol from a residual liquid obtained by isolating the imine and/or enamine. | 10-02-2014 |
20140301927 | CARBON DIOXIDE CAPTURING SYSTEM AND METHOD OF OPERATING SAME - In one embodiment, a carbon dioxide capturing system includes an absorption tower configured to bring a treatment target gas containing carbon dioxide into contact with an absorption liquid, and to discharge the absorption liquid having absorbed the carbon dioxide. The system further includes a regeneration tower configured to make the absorption liquid discharged from the absorption tower dissipate the carbon dioxide, and to discharge the absorption liquid having dissipated the carbon dioxide. The system further includes a treatment target gas line configured to introduce the treatment target gas into the absorption tower, a first introduction module configured to introduce a first gas having a higher carbon dioxide concentration than the treatment target gas into the treatment target gas line, and a second introduction module configured to introduce a second gas having a lower carbon dioxide concentration than the treatment target gas into the treatment target gas line. | 10-09-2014 |
20140301928 | CARBON DIOXIDE RECOVERY APPARATUS AND CARBON DIOXIDE RECOVERY METHOD - In one embodiment, a carbon dioxide recovery apparatus includes a heat exchanger which heats a first rich liquid, a flow divider which divides the first rich liquid heated by the heat exchanger into a second rich liquid and a third rich liquid, a first release device which heats the second rich liquid and discharges a first semi-lean liquid, a second release device which heats the third rich liquid and discharges a second semi-lean liquid, and a regeneration tower which heats the first and second semi-lean liquids to generate a lean liquid. The first release device heats the second rich liquid, using the lean liquid. The second release device heats the third rich liquid, using a carbon dioxide-containing steam discharged at the regeneration tower. The heat exchanger heats the first rich liquid, using the lean liquid which has passed through the first release device. | 10-09-2014 |
20150044114 | ACID GAS ABSORBENT, ACID GAS REMOVAL METHOD, AND ACID GAS REMOVAL DEVICE - An acid gas absorbent according to an embodiment includes at least one kind of amino acid salt represented by the following general formula (1). | 02-12-2015 |