| 摘要 |
A composition comprising a blend of (1) at least 10% by weight of a propylene polymer, (ii) at least 10% by weight of low melt index polybutylene having a melt index of between 0.5 and 10 and (iii) 9.5 to 19% by weight of a high melt index polybutylene having a melt index of from 20 to 350 can be used to provide heat shrinkable films for use in packaging.
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