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Patent Searching and Data


Title:
LAMINATE AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
Japanese Patent JP2003103733
Kind Code:
A
Abstract:

To provide a laminate which comprises a variety of thermoplastic resins laminated on various kinds of base materials with a polyurethane adhesive by an extrusion laminating process and exhibits high lamination strength and a method for manufacturing the laminate.

First, the polyurethane adhesive is applied to various kinds of base material selected from among a film base material composed of a thermoplastic resin, an aluminum foil, an aluminum vapor-deposited film base material and an inorganic compound vapor-deposited film base material. Next, a resin composition layer obtained by blending 50 to 99 wt.% of a polyolefin resin(resin A) and 1 to 50 wt.% of a petroleum resin(resin B) having a hydroxyl group, is laminated by an extrusion laminating process.


Inventors:
SUZUTA MASAYOSHI
HONGO TADASHI
OHASHI YOSHISUE
Application Number:
JP2001296696A
Publication Date:
April 09, 2003
Filing Date:
September 27, 2001
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD
International Classes:
B32B27/32; B32B37/15; C08L23/00; (IPC1-7): B32B27/32; B32B31/30; C08L23/00