| 摘要 |
<p>A film preparation of a three-layer structure which comprises: a nicotine-containing layer having a 180° peel strength in application to a Bakelite plate of 1 to 30 g/20 mm and a solubility in water of 3 to 10 minutes and comprising nicotine and an edible water-soluble polymer; and two coating layers superposed respectively on both sides of the nicotine-containing layer, the coating layers each having a 180° peel strength in application to a Bakelite plate of 100 to 500 g/20 mm and a solubility in water of 0.5 to 3 minutes and comprising a water-soluble and non-water-absorbing polysaccharide and/or an edible polymer and a softener.</p> |
