| 摘要 |
<p>A multilayered antimicrobial composition (10) in sheet form, articles of manufacture that include the composition, and a method for making the composition. The composition includes a layer of polymeric material (12) and a layer (14, 16) containing an antibacterial metal; in a preferred embodiment, the polymeric material (12) is a gel composition comprising a block copolymer and, optionally, mineral oil; the antibacterial layer (14, 16) is provided by coating the gel composition (12) with silver, incorporating silver into the gel composition, or attaching a silver-containing fabric to the gel composition. The composition (10) itself is durable, nontoxic, nonhazardous, substantially nonallergenic and nonirritating, and inert until activated by contact with a suitable liquid (water, perspiration, wound exudate, hydrocolloid, etc.). It may be used in a variety of products, including but not limited to wound dressings, pressure dressings, knee, wrist and elbow sleeves, heel and sole inserts, and the like.</p> |
