| 摘要 |
Abstract The present disclosure relates to a method of preparing a closure for a product retaining container and to a closure that is obtainable by a method of the present disclosure. The present disclosure also relates to a use, in the manufacture of a closure, of a knife blade comprising a 5 cutting edge region having a discontinuous cutting edge. 1270-018P Fig.1 31 29 26 32 Fig.2 |
