发明名称 IMPROVED PACKAGING FILM
摘要 <p>Propylene polymer heat shrinkable film which contains slip and antiblocking additives nevertheless fails to be non-sticking with respect to itself immediately after being subjected to the elevated temperature of heat shrinking. Incorporation of wax such as candelilla wax into such film remedies this problem.</p>
申请公布号 WO1992021719(A1) 申请公布日期 1992.12.10
申请号 US1992003779 申请日期 1992.05.12
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