Process for production of a plastic bottle

Details Process for production of a plastic bottle Process for production of a plastic bottle

1984-03-22

1985-10-29

Silbaugh, Jan

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Differential temperature conditioning

264530, 264532, B29C 1707

Patent

active

045500070

ABSTRACT:
A plastic bottle made of biaxially oriented polyethylene terephthalate comprises a narrow neck portion, a downwardly and outwardly flared shoulder portion continuous from the neck portion, a generally cylindrical body portion and a bottom portion, wherein said portions except for the neck portion have a density of at least 1.375, and the internal volume increase rate is less than 5% when the bottle filled with a liquid at 20.degree. C. containing a 2 gas volume of carbon dioxide gas is immersed in warm water at 75.degree. C. for 30 minutes.

REFERENCES:
patent: 4108937 (1978-08-01), Martineu et al.
patent: 4115494 (1978-09-01), Valyi
patent: 4235837 (1980-11-01), Noonan

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