COMPOSITE SHEET MATERIAL USEFUL AS VEHICLE ROOF PANEL, AND METHOD OF ITS MANUFACTURE
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Jun 2, 2017
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Jun 6, 2016
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Composite sheet material (1) comprising a glass fiber reinforced thermoplastic substrate (3) having first and second sides, a reinforced film (23) on the first side of the glass fiber reinforced substrate (3), and a layer of paint (24) applied to an exposed surface of the reinforced film (23). The glass fiber reinforced thermoplastic substrate (3) has three layers (7, 9, 11) of wound glass fiber filaments (21) consolidated and fused in a thermoplastic resin matrix (22). The composite sheet material (1) is useful in obtaining hail-proof roof paneling.
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