| 摘要 |
An injection stretch blow moulded container prepared essentially from polyethylene prepared in the presence of a chromium-based catalyst system, the polyethylene having a density of from 0.950 to 0.965 g/cm 3 , measured following the method of standard test ASTM 1505 at a temperature of 23 °C, a melt index MI 2 of from 0.5 to 5 g/10min, measured following the method of standard test ASTM D 1238 at a temperature of 190 °C and under a load of 2.16 kg, and a high load melt index HLMI of from 40 to 150 g/10min, measured following the method of standard test ASTM D 1238 at a temperature of 190 °C and under a load of 21.6 kg,
- the container weighing from 10 to 150g per dm 3 of volume, when the container has a volume of less than 300 cm 3 ,
- the container weighing from 10 to 80g per dm 3 of volume, when the container has a volume of at least 300 cm 3 .
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