发明名称 |
Biaxially-oriented polyester film for use in food and other packaging has a base layer containing poly(m-xylene-adipamide), a cover layer and a barrier layer containing a maleic acid/acrylic acid copolymer |
摘要 |
<p>Polyester films comprising, in turn, a base layer (B), a cover layer (A) and a barrier layer (D) are such that (1) layer (B) contains poly(m-xylene-adipamide); and (2) layer (D) consists of a blend of a film-forming material and a maleic acid/acrylic acid copolymer. An Independent claim is also included for production of the films by coextrusion of a film, longitudinal stretching, coating with barrier layer (D), transverse stretching and heat fixing.</p> |
申请公布号 |
DE10302035(A1) |
申请公布日期 |
2004.07.29 |
申请号 |
DE2003102035 |
申请日期 |
2003.01.21 |
申请人 |
MITSUBISHI POLYESTER FILM GMBH |
发明人 |
KLEIN, OLIVER;PEIFFER, HERBERT;HILKERT, GOTTFRIED |
分类号 |
B65D65/40;B32B27/08;B32B27/30;B32B27/34;B32B27/36;(IPC1-7):B32B27/36;B29C47/06;B29C55/14;B29D7/01;C08J5/18;C08L77/00;B32B7/00 |
主分类号 |
B65D65/40 |
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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