| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a carbonized cocoon or silk material which has such a specific surface area as enabling to be substituted for commercially available activated carbon, can easily be prepared, and has high performances, from the cocoons of house silkworms or wild silkworms, cocoon silk materials such as woven fabrics, knitted fabrics, powder, flosses or fibers, or unused silk or cocoon materials having been treated as waste materials, as a raw material, and to provide a method for producing the carbonized cocoon or silk material. <P>SOLUTION: This method for producing the carbonized cocoon or silk material comprises carbonizing a silk or cocoon material or a silk or cocoon raw material in an inert atmosphere in a temperature range of 600 to 1,000°C and then activating the obtained carbonization product with an alkali. <P>COPYRIGHT: (C)2007,JPO&INPIT |
