| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a coated particle having an excellent capability in adsorption and separation irrespective of charged condition of adsorbates, and to provide a method for producing the same, and also an adsorption apparatus using the same. <P>SOLUTION: The coated particle comprises a calcium phosphate-based compound at least near the surface thereof, and the surface of the particle, whose average particle diameter exceeds 1μm, is covered by a polyamine-based compound, and the coated particle is produced by coating the surface of the particle by a polyamine-based compound by preparing a dispersion comprised of a liquid containing at least one of water and an alcohol, the particle, and the polyamine-based compound, then by heating the dispersion, moreover, a liquid containing methanol as main component is suitable for a liquid for preparing the dispersion. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
