印刷紙からのトナー除去に関する研究 Study of removal of toner from used paper
In spite of the spread of personal computer, amount of office papers to be used doesn't have tendency to decrease. In general, the used papers are withdraw and recycled in order to preserve the environment. If we could reuse used papers repeatedly without withdrawing those, it is very convenient. So, we try to remove toner from used papers using the laser.
工学ジャーナル 4, 77-83, 2004-03