发明名称 Heat-sealable oriented web
摘要 A heat-sealable oriented film or layer of a semi-crystalline thermoplastic polymer. The film has a thin, heat-sealable layer of the same thermoplastic polymer having a different heat-seal temperature, which layer is heat-sealable without requiring fusion of the entire film. There is also provided a method for producing the claimed heat-sealable film.
申请公布号 ZA9401339(B) 申请公布日期 1995.08.25
申请号 ZA19940001339 申请日期 1994.02.25
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY. 发明人 PATRICK DARBY HYDE;ANDREW JOHN OUDERKIRK
分类号 D06C29/00;B29C55/02;B29C59/04;B29C65/02;B29C71/00;B29C71/02;B29K23/00;B29L7/00;C08J5/18 主分类号 D06C29/00
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