Abstract:
A sheet-shaped member is provided and includes a porous carbon material including a material obtained from carbonization of a raw material including rice husk, the raw material having a silicon content of at least 5 wt %, the raw material is heat treated before carbonization, and the raw material is treated by an alkali treatment after carbonization to reduce the silicon content, the porous carbon material having a specific surface area of at least 10 m2/g as measured by the nitrogen BET method, a pore volume of at least 0.1 cm3/g as measured by the BJH method and MP method, and an R value of 1.5 or greater, wherein the porous carbon material includes mesopores having pore sizes from 2 nm to 50 nm and obtained from the alkali treatment of the raw material after carbonization, the porous carbon material further includes macropores and micropores, the R value is expressed as R=B/A, the A referring to an intensity at an intersection between the baseline of a diffraction peak of the (002) plane as obtained based on powdery X-ray diffractometry of the porous carbon material and a perpendicular line downwardly drawn from the diffraction peak of the (002) plane, and the B referring to the intensity of the diffraction peak of the (002) plane.
Abstract:
A porous carbon material composite formed of a porous carbon material and a functional material and equipped with high functionality. The porous carbon material composite is formed of (A) a porous carbon material obtainable from a plant-derived material having a silicon (Si) content of 5 wt % or higher as a raw material, said porous carbon material having a silicon (Si) content of 1 wt % or lower, and (B) a functional material adhered on the porous carbon material, and has a specific surface area of 10 m2/g or greater as determined by the nitrogen BET method and a pore volume of 0.1 cm3/g or greater as determined by the BJH method and MP method.
Abstract:
Provided is an absorbent including silica of which a raw material is a material originating from a plant which includes silicon, and a silane coupling agent which modifies a surface of the silica. A value of a specific surface area of the silica in accordance with a nitrogen BET method is 10 m2/g or more, and a pore volume of the silica in accordance with a BJH method is 0.1 cm3/g or more.
Abstract:
A solidified porous carbon material uses a plant-derived material as a raw material, a bulk density of the solidified porous carbon material is in the range of 0.2 to 0.4 grams/cm3, preferably, 0.3 to 0.4 grams/cm3. A value of a cumulative pore volume in the range of 0.05 to 5 μm in pore size based on a mercury press-in method is in the range of 0.4 to 1.2 cm3, preferably, 0.5 to 1.0 cm3 per 1 gram of the solidified porous carbon material.
Abstract:
Provided is an electrode material for secondary batteries, including a porous carbon material being derived from a plant and having an average particle size of less than 4 μm.
Abstract:
[Object]To provide an adsorbent, an adsorbent sheet, and a carbon/polymer composite for adsorbing a virus having further improved virus adsorption capability.[Solving Means]An adsorbent for adsorbing a virus according to the present invention has a specific surface area value as measured by the nitrogen BET method of 10 m2/g or more and a pore volume as measured by the BJH method of 0.1 cm3/g or more. An adsorbent sheet for adsorbing a virus according to the present invention includes a porous carbonaceous material having a specific surface area value as measured by the nitrogen BET method of 10 m2/g or more and a pore volume as measured by the BJH method of 0.1 cm3/g or more. A carbon/polymer composite for adsorbing a virus according to the present invention includes a porous carbonaceous material having a specific surface area value as measured by the nitrogen BET method of 10 m2/g or more and a pore volume as measured by the BJH method of 0.1 cm3/g or more; and a binder.
Abstract:
Provided is a fiber composite for the application of a liquid, including a fibrous member containing a porous carbon material having a specific surface area value by the nitrogen BET method of 10 m2/g or more, and a pore volume by the BJH method of 0.2 cm3/g or more.
Abstract:
An electrode material is provided. The electrode material includes a porous carbon material, wherein the porous carbon material has a half-width of diffraction intensity peak of a (100) face or a (101) face of 4 degrees or less with reference to a diffraction angle 2 theta on a basis of an X-ray diffraction method. An absolute value of a differential value of mass can be obtained when a mixture of the porous carbon material and S8 sulfur mixed at a mass ratio of 1:2 is subjected to thermal analysis, where temperature is employed as a parameter, has a value of more than 0 at 450° C. and a value of 1.9 or more at 400° C. A battery and method of manufacture are also provided.
Abstract:
A porous carbon material having a value of a specific surface area by a nitrogen BET method of 1×102 m2/g or more, a volume of fine pores by a BJH method of 0.3 cm3/g or more, and a particle size of 75 μm or more, alternatively, a porous carbon material having a value of a specific surface area by a nitrogen BET method of 1×102 m2/g or more, a total of volumes of fine pores having a diameter of from 1×10−9 m to 5×10−7 m, obtained by a non-localized density functional theory method, of 1.0 cm3/g or more, and a particle size of 75 μm or more.
Abstract:
A porous carbon material composite formed of a porous carbon material and a functional material and equipped with high functionality. The porous carbon material composite is formed of (A) a porous carbon material obtainable from a plant-derived material having a silicon (Si) content of 5 wt % or higher as a raw material; and (B) a functional material adhered on the porous carbon material, and has a specific surface area of 10 m2/g or greater as determined by the nitrogen BET method and a pore volume of 0.1 cm3/g or greater as determined by the BJH method and MP method.