摘要:
The embodiments provide an acidic gas absorbent having low diffusibility, an acidic gas removal method employing the acidic gas absorbent, and also an acidic gas removal apparatus employing the absorbent. The acidic gas absorbent according to the embodiment comprises: a particular tertiary amine compound, such as, an alkyl dialkanol amine or a hydroxyalkyl piperazine; a halogen-free ionic surfactant; and an aqueous solvent. The embodiments provide not only the acidic gas absorbent but also an acidic gas removal method and apparatus employing the acidic gas absorbent.
摘要:
According to one embodiment, there is provided a non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode including a negative electrode active material layer, and a non-aqueous electrolyte. The negative electrode active material layer contains carbon dioxide and releases the carbon dioxide in the range of 0.1 ml to 5 ml per 1 g when heated at 200° C. for 1 minute.
摘要:
An electrode for a nonaqueous electrolyte secondary battery of an embodiment has an active material layer containing an active material and a binder containing fluorine, and a current collector bound to the active material layer. When a thermal decomposition start temperature of the binder is T1° C. and the thermal decomposition end temperature is T2° C., one or more signals are present for any of the mass number of 81, 100, 132, and 200 in a thermal decomposition mass analysis between thermal decomposition temperatures of T1 and T2. When a signal area of the mass spectrum in the range of T1-100° C. or higher but lower than T1° C. is X, and a signal area of the mass spectrum in the range of T1 or higher but the same or lower than T2° C. is Y, the X and Y satisfy a relation of X≦Y.
摘要:
A carbon dioxide absorbent of an embodiment includes a solid resin compound containing a structural unit expressed by the following formula (1). X in the formula (1) is a halogen element.
摘要:
An electrode for a nonaqueous electrolyte battery according to the present embodiment includes: a current collector; and an active material layer that is formed on one surface or both surfaces of the current collector. The active material layer contains a fluorine-containing aromatic compound, in which at least one of hydrogen atoms bonded to the aromatic ring has been substituted by fluorine, at 0.01 mass % or more and 1.0 mass % or less.
摘要:
An electrode for a nonaqueous electrolyte secondary battery of an embodiment has an active material layer containing an active material and a binder containing fluorine, and a current collector bound to the active material layer. When a thermal decomposition start temperature of the binder is T1° C. and a thermal decomposition end temperature of the binder is T2° C., one or more peaks are present in an ion chromatogram of any mass number selected at least from 81, 100, 132, and 200 in a thermal decomposition gas chromatography mass analysis at the thermal decomposition temperature of (T1+T2)/2° C. When a peak area at T1° C. is X, and a peak area at T2° C. is Y, the X and Y satisfy a relation of 2X≧Y.
摘要:
A carbonic acid gas absorbing material on an embodiment includes a liquid carbonic acid gas absorbent and a solid carbonic acid gas absorbent. The liquid carbonic acid gas absorbent is a solution containing a first amine and a solvent. The solid carbonic acid gas absorbent is a second amine of any one among a polyamine, a base material and an amine fixed to the base material, or a polyamine, a base material, and an amine fixed to the base material.
摘要:
In one embodiment, a negative electrode for a nonaqueous electrolyte secondary battery is a negative electrode which is provided with a metal foil collector, and an negative electrode mixture layer formed on a surface of the metal foil collector, containing a negative electrode active material particle having a carbonaceous material and metal or an oxide of the metal dispersed in the carbonaceous material, a conductive agent, and a binding agent, and the negative electrode mixture layer has an average value of a cutting strength of not less than 0.6 kN/m, and a standard deviation of not less than 0.05 kN/m and not more than 0.2 kN/m, when the negative electrode mixture layer is cut at a portion distant from an interface in a prescribed horizontal direction, by a borazon blade with a blade width of 1 mm, at a rake angle θS of 20 degrees, and a relief angle θN of 10 degrees, and at a horizontal speed of 2 μm/sec.
摘要:
A nonaqueous electrolyte air battery has a positive electrode comprises at least a catalyst which activates oxygen, a conductive material and a binder, when a thermal decomposition starting temperature of the binder is T1° C. and a thermal decomposition ending temperature of the binder is T2° C. A signal with any of mass numbers of 81, 100, 132 and 200 is present in pyrolysis mass spectrometry of the binder in a range of T1° C. to T2° C. Where a mass spectrum signal area of T1-100° C. or higher and lower than T1° C. is X, and a mass spectrum signal area from T1° C. to T2° C. is Y, the X and Y satisfy a relation of X≦Y.