基本信息:
- 专利标题: RETORTABLE, HIGH OXYGEN BARRIER POLYMERIC FILMS
- 专利标题(中):可回收,高氧障碍聚合物薄膜
- 申请号:PCT/US1995007508 申请日:1995-06-13
- 公开(公告)号:WO1995034425A1 公开(公告)日:1995-12-21
- 发明人: ALLIEDSIGNAL INC. , DEGRASSI, Alfieri , FRYER, James, I. , HITZEL, Andrew, G. , MATAS, Michael, S.
- 申请人: ALLIEDSIGNAL INC.
- 专利权人: ALLIEDSIGNAL INC.
- 当前专利权人: ALLIEDSIGNAL INC.
- 优先权: US8/258,894 19940613; US8/333,154 19941101
- 主分类号: B32B27/08
- IPC分类号: B32B27/08
摘要:
A polymeric film having superior oxygen barrier properties comprising at least five layers with at least one exterior layer comprised of polyester, one exterior layer selected from the group consisting of a polyester, an aliphatic polyamide, and an aliphatic/aromatic polyamide, an interior layer of ethylene vinyl alcohol copolymer or a blend of an ethylene vinyl alcohol copolymer and an aliphatic/aromatic polyamide, and a modified polyolefin adhesive layer between each exterior layer and the interior layer.
摘要(中):
具有优异氧阻隔性的聚合物膜包括至少五层,至少一层由聚酯组成的外层,一层选自聚酯,脂族聚酰胺和脂族/芳族聚酰胺的外层,内层为 乙烯乙烯醇共聚物或乙烯乙烯醇共聚物和脂族/芳族聚酰胺的共混物,以及在每个外层和内层之间的改性聚烯烃粘合剂层。
IPC结构图谱:
B | 作业;运输 |
--B32 | 层状产品 |
----B32B | 层状产品,即由扁平的或非扁平的薄层,例如泡沫状的、蜂窝状的薄层构成的产品 |
------B32B27/00 | 实质上由合成树脂组成的层状产品 |
--------B32B27/06 | .作为薄层的主要或惟一的成分,它与另一层由一种特定物质构成的薄层相贴 |
----------B32B27/08 | ..不同种类合成树脂的 |