PETpla.net Insider 05 / 2017

PET patents www .verpackungspatente.de PET planet Insider Vol. 18 No. 05/17 www.petpla.net 48 Bottle with variable volumes Intern. Patent no. WO 2016 / 132469 A1 Applicant: Viewtec Japan Co. Ltd., Kanagawa (JP) Application date: 18.2.2015 A bottle for containing a carbonated drink can have its volume reduced by a device in order to “gas out” the residue and thus improve product quality. Plastic bottle Intern. Patent no. WO 2015 / 032962 A1 Applicant: S.I.P.A. S.p.A., Vittorio Veneto (IT) Application date: 9.9.2014 Plastic PET bottles designed for hot filling with compensation surfaces for equalising the pressure and volume dif- ferences after cooling. In order to bring the contents out via an ejection port or a closing device, the bottle can be used as a squeeze bottle by applying pressure to the compensation surfaces. Bottle with a grip Europ. Pat.issue no. EP 2471718 B1 Applicant: Yoshino Kogyosho Co. Ltd., Tokyo (JP) Application date: 20.8.2007 The outer wall of a large-ish plas- tic bottle is given a shape which is proposed as the holding device for a separately-made grip. The grip is sealed against being lost when putting it on and turning it. Linear mouth area Europ. Patent no. EP 2679507 A2 Applicant: Krones AG, Neutraubling (DE) Application date: 1.7.2013 The mouth area of a PET plastic bottle must be particu- larly designed in order to avoid the content frothing during fill- ing. The radii of the inside are designed in such a way that the liquid at best runs along the inside of the bottle and not direct to the base with exces- sive frothing. The matching fill- ing process is also described. Base for a plastic bottle Europ. Pat. Issue No. EP 2619097 B1 Applicant: Red Bull GmbH, Fuschl am See (AT) Application date: 21.9.2011 Design and process for producing a reduced-weight PET bottle which can also resist a raised internal pres- sure and can be developed optically, as any deformation can be taken up by the shape of the base. Foamed containers Europ. Patent No. EP 2993144 A1 Applicant: Toyo Seikan Group Holdings Ltd., Tokyo (JP) Application date: 25.4.2014 It is proposed to integrate air bubbles into the preform / wall of a plastic bottle. The air bubbles stabilise the bottle and can be used in a targeted way to influ- ence the transparency of the bottle.