发明名称 |
Easy opening packaging article made from heat-shrinkable film exhibiting directional tear |
摘要 |
<p>A packaging article has tear initiators for initiating a manual tear that can be propagated to open a package and allow a product to be readily removed therefrom, without the use of a knife or scissors or any other implement. The packaging article is made from a heat-shrinkable multilayer film having at least one layer containing an incompatible polymer blend, and/or a layer containing an inorganic filler, and/or a layer having a high Young's modulus. The film also has a Peak Load Impact Strength of at least 50 Newtons per mil, The tear initiators can be used to generate a manual machine direction tears to open the package, with the manual machine direction tear being capable of propagating in the machine direction to the opposite edge of the packaging article. A process for making a package and manually opening the package is also disclosed.</p> |
申请公布号 |
AU2008254421(B2) |
申请公布日期 |
2014.07.24 |
申请号 |
AU20080254421 |
申请日期 |
2008.05.20 |
申请人 |
CRYOVAC, INC. |
发明人 |
RIVETT, JANET W.;MOSSBROOK, MENDY W.;HUERTA, DIANA;BONNER, THOMAS;DAYRIT, RICHARD M.;ODABASHIAN, ROBERT A.;HODGSON, RODNEY R.;KENNEDY, THOMAS D.;WATSON, RICHARD K.;STOCKLEY III, H. WALKER |
分类号 |
B65D75/58;B32B27/08;B32B27/20;B32B27/32;B32B27/34;B65D75/00 |
主分类号 |
B65D75/58 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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