| 摘要 |
<p>Multilayer bags having active and/or reactive elements, which include at least two impermeable and/or permeable layers made of natural or synthetic materials, the layers being fused, attached, sealed, stitched or adhered therebetween. The layers, which may be fused, overlapped, interleaved or spaced therebetween, containing at least a natural or synthetic active and/or reactive element therein or therebetween. The impermeable or permeable layers, as well as the active and/or reactive elements may cover from about 1 mm2 or the whole bag surface, the shape, dimension, quality, amount, presentation and availability thereof may vary. The multilayer bag may comprise a closing and/or adjusting system having special design elements. The bag may be manufactured so as to be reversible and/or recyclable and/or disposable and/or degradable and/or biodegradable and/or resistant and/or soluble amongst other characteristics and functions, thus being a novel, versatile, useful and creative element.</p> |
