Title:
SELF-WELDING FILM AND BAG MADE THEREOF
Document Type and Number:
Japanese Patent JPH05220904
Kind Code:
A
Abstract:
PURPOSE: To provide a film or a film laminate for packaging fresh meat, dairy products, fowl and the like by combining the best properties of both of a heat- shrinking, self-welding packaging film and heat-shrinking, abuse-resistant film impermeable to gas or moisture.
CONSTITUTION: This is a self-welding packaging film being self-welding in its heat-shrinking temperature range, which comprises, in order a self-welding layer containing an ionomer, a substrate layer containing a copolymer of ethylene vinyl acetate, a layer containing a copolymer of vinylidene chloride and vinyl chloride or methylacrylate and an outer abuse-resistant layer containing a blend of high density polyethylene and copolymer of ethylene vinyl acetate.
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Inventors:
ROBAATO BABUROUITSUCHI
Application Number:
JP21320092A
Publication Date:
August 31, 1993
Filing Date:
July 20, 1992
Export Citation:
Assignee:
GRACE W R & CO
International Classes:
B32B7/10; B32B27/08; B32B27/28; B32B27/30; B32B27/32; B65B51/00; B65D30/08; B32B1/02; B65D65/40; C09J123/08; (IPC1-7): B32B1/02; B32B7/10; B32B27/28; B32B27/30; B32B27/32; B65D65/40
Attorney, Agent or Firm:
Heiyoshi Odashima