JPS586615B
A synthetic resin laminate composed of a supporting plate having protrusions and a foamed sheet having fine through-holes and fixed to the protrusions is produced by placing a foamed sheet extruded on the protrusions of a supporting plate heated to a temperature suitable for fusion-fixing and applyi...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A synthetic resin laminate composed of a supporting plate having protrusions and a foamed sheet having fine through-holes and fixed to the protrusions is produced by placing a foamed sheet extruded on the protrusions of a supporting plate heated to a temperature suitable for fusion-fixing and applying a draft to the supporting plate at a speed more than, but not exceeding 5 times the speed of the foamed sheet. |
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