| 摘要 |
Various processes and relevant devices for causing polymer films, which are extensible with the help of the devices disclosed in Patent Application WO No. 98/32668 of 01/23/98 and in its applications, to adhere to the edges of openings of plastic or PET or even metal containers, by releasing electrostatic charges opposite in sign to those of containers and/or the polymer films to be applied thereto. |
