发明名称 |
Orientation of films to improve barrier and UV stability |
摘要 |
The invention disclosed herein relates to a method of treating plastics material fibers, filaments or film to improve their resistance to degradation by UV radiation and/or increase their resistance to gas (oxygen) transmissivity and an improved plastics material so treated, the method including stretching the fiber, filament or film beyond its yield point and allowing the film to at least partially relax.
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申请公布号 |
US7396498(B1) |
申请公布日期 |
2008.07.08 |
申请号 |
US19990720173 |
申请日期 |
1999.06.23 |
申请人 |
INTEGRATED PACKAGING AUSTRALIA PTY. LTD. |
发明人 |
JOHNSTONE PETER |
分类号 |
B29C41/00;B65B53/00;A01F15/07;B29C49/08;B29C55/00;B29C55/02;B29C55/06;B29C61/00;B29C71/00;B65B13/02;B65B29/00;B65B31/02;B65D65/02 |
主分类号 |
B29C41/00 |
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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