| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a filter medium for a deodorization filter which can enhance an adhesive property and a rigidity while exhibiting a full deodorization performance, and has excellent pressure loss and dust holding amount.SOLUTION: In a filter medium for a deodorization filter comprising a laminate structure in which an adsorption layer comprising an adsorbent and an adhesive is interposed between base material layers, at least one of the base material layers comprises a laminate sheet in which a nonwoven cloth of heat-seal system long fibers and an electret needle-punch nonwoven cloth are laminated and integrated with each other by a needle punch, the adsorption layer and the nonwoven cloth of heat-seal system long fibers in the laminate sheet are laminated and heat-sealed so as to be adjacent to each other.</p> |
