| 摘要 |
<p>The invention relates to a method for producing a security and/or valuable film, comprising steps consisting in: a) penetrating a fibrous substrate (1) with a fluid composition (13) comprising a thermo-activatable adhesive that is dispersed, especially emulsified or suspended, or solubilised in a fluid medium (10) of the composition (13), the fibrous substrate (1) comprising a security element (5) or set to comprise a security element, and b) when the fibrous substrate is set to receive a security element, providing the fibrous substrate with said security element.</p> |
