Method for manufacturing a bottle
AssigneeSociete des Produits Nestle S.A.
InventorsJOHANNES ZIMMER, CHARLYSE POUTEAU, LAURENT HENRIQUEL
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Abstract
A method for manufacturing a bottle, using a preform (1) comprising an open neck portion (2) at a first end (12), a closed base portion (3) at a second end (13), and a body portion (4) extending along a longitudinal axis (A1) between the neck portion (2) and the base portion (3), said preform (1) being made in PHA. The method for manufacturing comprises the following steps:—heating the preform (1); and—performing stretch blow molding of the preform (1). The preform (1) has a wall thickness which varies progressively between the body portion (4) and the neck portion (2).
Claims9
A method for manufacturing a bottle, using a preform comprising an open neck portion at a first end, a closed base portion at a second end, and a body portion extending along a longitudinal axis between the neck portion and the base portion, said preform being made in PHA, said method for manufacturing comprising the following steps:
- heating the preform;
- and
- performing stretch blow molding of the preform,
- wherein the preform has a wall thickness which varies progressively between the body portion and the neck portion.
(canceled)
Dependencies are inferred from the claim text.