B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/36 (2006.01) B65D 65/40 (2006.01)
Patent
CA 2111919
Abstract Polymeric Sheet A composite sheet having a thickness in the range from 30 to 400 µm, 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.
Dawes Mark Edward
Lawrence Paul David
Sankey Stephen William
Bennett Jones Llp
E.i. Du Pont de Nemours And Company
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