Preforms, bottles and methods of manufacturing the preforms...

Details Preforms, bottles and methods of manufacturing the preforms... Preforms, bottles and methods of manufacturing the preforms...

B - Operations, Transporting

29

C

B29C 49/22 (2006.01) B29C 37/00 (2006.01) B29C 45/16 (2006.01) B65D 1/02 (2006.01) B65D 23/08 (2006.01)

Patent

CA 2562073

A preform comprising a neck portion and a body portion having a wall portion an end cap, the body portion comprising a first layer and a second layer, the second layer, the second layer comprising an expandable material; a preform comprising a threaded neck portion and a body portion including a wall portio: and an end cap, the body portion comprising expandable material adapted to produce foam when activated; methods of forming the preforms; the bottles manufactured and methods of injection moulding using multiple gates, outlets, exhaust systems or mould cavities.

Dans des modes de réalisation préférés, des procédés et des appareils peuvent produire des articles qui ont une matière apte au formage. Ces articles peuvent être mono-et multicouches. Lesdits articles peuvent être formés au moyen de divers procédés.

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