Polymeric sheet

Details Polymeric sheet Polymeric sheet

1997-03-19

1998-09-01

Nakarani, D. S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

26417316, 26417318, 26421112, 428215, 428220, 428328, 428334, 428343, 428480, 428483, 428910, B32B 516, B32B 702, B32B 2736, B32B 3130

Patent

active

058009116

ABSTRACT:
A composite sheet having a thickness in the range from 30 to 400 .mu.m, has an opaque crystalline polyester first layer having a deformation index of greater than or equal to 2.5%, and a transparent crystalline polyester second layer. The first layer preferably contains titanium dioxide. The composite sheet is suitable for use as a replacement for aluminium foil, being particularly useful as a lid for a container.

REFERENCES:
patent: 4880700 (1989-11-01), Charmot et al.
patent: 4927675 (1990-05-01), Adams et al.
patent: 5171625 (1992-12-01), Newton

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