A treated porous particle having an external surface and interior pore surfaces, with at least a portion of the external surface of the treated porous particle bearing a hydrophobic group, and with hydrophilic interior pore surfaces. The treated porous particles may be useful, for example, as desiccants or odor-control agents. Absorbent articles, for example, diapers and sanitary napkins, and absorbent components of absorbent articles that include the treated porous particles are also disclosed.本發明揭示一種具有外表面及內孔表面之經處理之多孔顆粒,其中該經處理之多孔顆粒之外表面的至少一部分帶有疏水性基團,且內孔表面具有親水性。該等經處理之多孔顆粒可適用作例如乾燥劑或氣味控制劑。亦揭示吸收性物件,例如紙尿布及衛生棉,以及包括該等經處理之多孔顆粒之吸收性物件的吸收性組件。