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What is Activated Carbon?


What is activated carbon?

Activated carbon is common products

Activated carbon is the carbon material that has adsorption performance with a lot of micro pores on its surface.
It is widely adopted in the industrial fields related to air and water and sewage cleanup in order to remove the odor in the air and the contaminant in water taking advantage of its adsorptivity.

Pore of activated carbon

1gram of activated carbon has the surface area as large as 1,000m2, equivalent to the area of four tennis courts.

Pore of activated carbon is classified into three types, macro pore, meso pore and micro pore.
Each pore has a different function. One of them, the micro pore is very fine around 1nm and 1gram of the activated carbon has 1,000m2 of surface area.
Wider surface area has higher adsorptive property.

Figure 1. Image and electron microscope picture of pore

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Applications of activated carbon

Activated carbon useful for the environment

Activated carbon contributes to environmental protection in Japan as well as all over the world thanks to the adsorptive property of micro pore on activated carbon.
The main applications are to help create pleasant envornment for living, while people do not notice, through improving the water quality, deodorizing, and removing soil contaminant and dioxin.

image:Activated carbon useful for the environment