The present invention relates to an activated carbon and a method for manufacturing same and, more specifically, to: an activated carbon containing micropores and mesopores, wherein a micropore volume per unit mass is 0.9 cm.sup.3/g or less and a volume fraction of pores having a diameter of 5 Å or more in the micropore volume per unit mass is 50% or more; and a method for manufacturing same.

To provide a carbon material that can enhance capacity and rate characteristics of an electricity storage device. A carbon material containing a carbon material having a graphene layered structure, the carbon material having a mesopore, the mesopore having a volume measured in accordance with BJH method of 0.04 mL/g or more, and the carbon material having a BET specific surface area of 240 m.sup.2/g or more.

The present invention relates to novel sulfur-doped carbonaceous porous materials. The present invention also relates to processes for the preparation of these materials and to the use of these materials in applications such as gas adsorption, mercury and gold capture, gas storage and as catalysts or catalyst supports.

The present invention relates to novel sulfur-doped carbonaceous porous materials. The present invention also relates to processes for the preparation of these materials and to the use of these materials in applications such as gas adsorption, mercury and gold capture, gas storage and as catalysts or catalyst supports.

Provided are methods for preparing carbon powders and activated carbon powders from cellulose-containing liquids. In some embodiments, the methods include exposing a cellulose-containing liquid to a hydrothermal carbonization process to convert the carbonaceous material present therein into a carbon powder. Also provided are methods for activating carbon powders, methods for producing carbon powder-containing polymer matrices, and carbon powders, activated carbon powders, and polymer matrices that that include the disclosed carbon powders and/or activated carbon powders that are produced by the presently disclosed methods.

The present invention relates to an activated carbon having an electric conductivity of 3.5 S/cm or more obtained by powder resistance measurement under a load of 12 kN and an oxygen content of 3.0% by mass or more, and a metal-carrying activated carbon using the same, and the like.

Described herein are processes for preparation of a carbon foam material, the processes including the steps of heating in a microwave heating apparatus a mixture including a coal material and at least one additional agent. The additional agent can be a flux agent such a carbohydrate syrup, a secondary flux agent, a lignocellulosic waste material, a conductive carbon compound, a solvent, and combinations thereof. Also described are processes for calcining a carbon foam material in a furnace, a microwave heating apparatus, or an inductive field heater. The described calcining process can impart electrical conductivity and mechanical strength to carbon foams. Also described are carbon foam materials, calcined carbon foams, and composite materials. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

Described herein are processes for preparation of a carbon foam material, the processes including the steps of heating in a microwave heating apparatus a mixture including a coal material and at least one additional agent. The additional agent can be a flux agent such a carbohydrate syrup, a secondary flux agent, a lignocellulosic waste material, a conductive carbon compound, a solvent, and combinations thereof. Also described are processes for calcining a carbon foam material in a furnace, a microwave heating apparatus, or an inductive field heater. The described calcining process can impart electrical conductivity and mechanical strength to carbon foams. Also described are carbon foam materials, calcined carbon foams, and composite materials. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

The present invention discloses a method for the production of low ash activated charcoal from a carbon-containing raw material such as peat, in which method a damp mass of raw material is subjected to a hydrothermal carbonization process, in which the mass is heated to a temperature of 150 to 350 C and the process pressure increased to 10 to 40 bar, and the carbonized material obtained from the hydrothermal carbonization process is activated by heating it to a temperature above 400 C. The present invention further relates to the use of carbonized material obtained from the hydrothermal carbonization process for the production of activated charcoal.

This present invention provides a microporous carbon nanospheres, method for synthesizing and activating thereof, the method comprising: adding and mixing well deionized water, absolute ethanol, triblock copolymer, ammonia solution, resorcinol and formaldehyde solution; separating solid and liquid of the mixture solution, then drying the separated solid substrate to have a dried solid substrate; sintering the dried solid substrate surrounding by nitrogen twice and collecting microporous carbon nanospheres after cooling down. Further sintering to activate these microporous carbon nanospheres surrounding by carbon dioxide, and collecting activated microporous carbon nanospheres after cooling down. Microporous carbon nanospheres and activated microporous carbon nanospheres synthesized by this present invention have spherical structure, small size and high the specific surface area, and the process is simplified, cost-effective and environment-friendly.