Monoaxially oriented multilayered packaging material

Details Monoaxially oriented multilayered packaging material Monoaxially oriented multilayered packaging material

1993-08-23

1994-09-20

Nakarani, D. S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

2642102, 264280, 2642884, 428215, 4284744, 4284747, 4284752, 4284758, 4284761, 4284763, 428910, B29C 5518, B32B 2734

Patent

active

053487940

ABSTRACT:
A multilayered packaging material having good piercing resistance and tearability and being excellent in appearance, transparency and so forth, can be produced by orienting multilayered structure which is composed of a polyamide resin layer and other thermoplastic resin layer(s) at a monoaxially stretching ratio of 1.5- to 7.0-fold in such a manner that the thickness of the polyamide resin layer is 3 to 30 .mu.m and the thickness(es) of the other thermoplastic resin layer(s) is (are) at least twice as much as that of the polyamide resin layer.

REFERENCES:
patent: 4818592 (1989-04-01), Ossian

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