What is activated carbon fiber fabric

Activated carbon fiber fabric is a new type of highly efficient adsorption functional material. It is made from organic fibers (such as polyacrylonitrile fibers, viscose fibers, phenolic fibers, etc.) through high-temperature carbonization and activation processes. Its microstructure presents rich and well-developed micropores, which are directly open on the surface of the fibers, creating a huge specific surface area. The specific surface area of each gram of activated carbon fiber can reach 1000 - 3000 square meters. This unique structure enables activated carbon fiber fabric to possess excellent adsorption performance.
Applying activated carbon fiber fabric in protective suits has many irreplaceable advantages.
In terms of gas adsorption, activated carbon fiber fabric demonstrates extremely high efficiency. For common toxic and harmful gases, such as organic volatile substances produced in the chemical industry, and chemical warfare agents that may occur in nuclear, biological, and chemical scenarios, such as sarin and mustard gas, it can quickly capture and adsorb them. Compared with traditional activated carbon materials, activated carbon fiber fabric has a faster adsorption speed and can reduce the concentration of toxic gases in the environment in a short time, providing more timely protection for the wearer. This is due to its structure with micropores directly opening on the surface of the fibers, allowing gases to be adsorbed without passing through long diffusion channels.
In terms of adsorption capacity, activated carbon fiber fabric also performs well. Its huge specific surface area gives it a high adsorption capacity, capable of adsorbing a large amount of toxic and harmful substances. This means that in a situation where one is exposed to dangerous gases for a long time, the protective suit can still maintain good protective performance, reducing the risk of protective failure due to adsorption saturation. For example, in an accident scene with continuous chemical gas leakage, rescue personnel wearing activated carbon fiber fabric protective suits can work safely for a longer period without frequently changing the protective suits.
In addition, the desorption process of activated carbon fiber fabric is relatively easy. When the protective suit adsorbs a certain amount of toxic substances, through appropriate treatment methods, such as heating or reducing pressure, the substances adsorbed on the activated carbon fibers can be relatively easily released, allowing the activated carbon fiber fabric to regain some adsorption capacity. This not only helps to extend the service life of the protective suit, reduce costs, but also reduces environmental pollution caused by the disposal of used protective suits.
In terms of comfort, activated carbon fiber fabric has a soft texture and does not cause the wearer to feel heavy and stiff like some traditional protective materials. It can better fit the body, allowing the wearer to be more flexible and agile during movement, which is particularly crucial in emergency rescue scenarios that require rapid response and action. At the same time, it also has certain breathability, which can to some extent remove the body's moisture and heat, avoiding the wearer feeling uncomfortable due to prolonged exposure to a stuffy and humid environment, improving the comfort and efficiency of wearing.
In conclusion, activated carbon fiber fabric, with its efficient adsorption performance, high adsorption capacity, easy desorption characteristics, and good comfort, becomes an indispensable key material in protective suits, providing reliable and comfortable protection for personnel working in dangerous environments.

https://www.maskcarbon.com/chemical-suit/cbrn-spherical-activated-carbon-fabric.html