A PREFORM AND A MOLD STACK FOR PRODUCING THE PREFORM

Disclosed herein are a preform (500) and a mold stack for producing the preform (500). The preform (500) is suitable for blow-molding into a final-shaped container. The preform (500) comprises a neck portion (502); a gate portion (506); and a body portion (504) extending between said neck portion (5...

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Bibliographic Details
Main Authors SIGLER, LAURENT CHRISTEL, WITZ , JEANRISTOPHE, MAI , ARNOLD
Format Patent
LanguageEnglish
French
German
Published 12.01.2011
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
MAKING GRANULES OR PREFORMS
PERFORMING OPERATIONS
PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED
RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:Disclosed herein are a preform (500) and a mold stack for producing the preform (500). The preform (500) is suitable for blow-molding into a final-shaped container. The preform (500) comprises a neck portion (502); a gate portion (506); and a body portion (504) extending between said neck portion (502) and said gate portion (506); the neck portion (502) including a support ledge (512), the support ledge (512) being associated with a metal contacting surface (520) and a weight, and wherein a ratio of the metal contacting surface (520) to the weight modulated for a base line support ledge thickness curve is selected in a range of between 0.1 and 1000.
Bibliography:Application Number: EP20090726200