发明名称 Multi-layer packaging film and receptacles made therefrom
摘要 A multi-layer, oriented, heat shrinkable thermoplastic film comprising: (i) a layer composed of a blend of ethylene-vinyl acetate copolymer and a linear ethylene-alpha-olefin copolymer; (ii) a layer composed of (a) a linear ethylene-alpha-olefin copolymer; (b) a material selected from the group consisting of ethylene-vinyl acetate copolymers and ethylene-n-butyl acrylate copolymers; and (c) a narrow molecular weight linear ethylene-alpha-olefin copolymer having a density of less than 0.900 g/cc; (iii) a layer composed of a vinylidene chloride copolymer or an ethylene-vinyl acetate copolymer in which the acetate moieties have been partially or completely hydrolyzed; and (iv) a layer composed of a copolymer of ethylene-vinyl acetate or a blend of ethylene-vinyl acetate copolymer and ethylene-alpha-olefin copolymer.
申请公布号 US5629059(A) 申请公布日期 1997.05.13
申请号 US19930163451 申请日期 1993.12.07
申请人 W.R. GRACE & CO.-CONN. 发明人 DESAI, BANKIM B.;THOMSON, DAVID H.;MOIR, WILLIAM A.
分类号 B65D65/40;B65D75/00;(IPC1-7):B65B53/00;B27M3/00;B32B27/08 主分类号 B65D65/40
代理机构 代理人
主权项
地址