Brand name for one of the French company ALCAN Packaging Capsules in collaboration with the champagne house Duval-Leroy developed Champagne closure, which was presented to the public in mid-2009. ALCAN is also the inventor and manufacturer of the well-known turnbuckle brand STELVIN, The closure consists of a capsule with Capsules with integrated handle for opening. So since no conventional cork is used, so is the dreaded problem of Korkschmeckers locked out. Opening a Champagne bottle This makes it much easier and faster than with a conventional shutter. In addition, the popular with many consumers "plop" (opening noise) is maintained. In the opinion of Kulturbeflissenen should remove any noise at all or belong to the "cork-pop-let" not to the repertoire of a cultured wine or sparkling wine connoisseurs.
Diueser special closure consists of a plastic capsule placed over the bottle head with a bottle cap inside that is not visible from the outside. On the side of the bottle neck there is a ten-centimeter-long stirrup that pulls up the capsule when it is folded up, releasing the bottle cap. The capsule located above the bottle cap sits so tightly over the neck of the bottle that a pronounced "pop" is produced when pulling up. It should be noted that during the bottle fermentation and subsequent storage on the yeast bottles until the dégorgement (Removing the Hefesatzes) are usually also closed with a bottle cap and only then get the final closure.
According to the company, Alcan had invested around one million euros in the development. One assumed an annual production of 15 million pieces. Following a decision by a regional authority of the French competition authority DGCCRF in the Champagne But the lock was not allowed to be used. This is justified by a law on the protection of products with designation of origin from May 1919 and an EU directive, which determines the criteria for the closure of sparkling wines. The company Alcan, on the other hand, protested and argued with the advantages over the classic cork closure with metal cap and Agraffe (Wire basket). The last version of this causa is unknown. See also below closures and Weingenuss,