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US 4,104,430 AGranted
Vacuum formable materials
AssigneeStorey Brothers and Company Limited
InventorSidney Desmond Fenton
Life of this patent
Estimating the term…
Abstract
The preparation of a laminate which can be shaped by vacuum forming is described. The laminate is of a stretchable fabric, a plasticized vinyl chloride polymer layer and sandwiched between them a plastics foam layer. Such a material has a luxurious and "full" feel even after shaping.
Claims9
A vacuum formed laminate from a material comprising:
- a. a stretchable fabric having a ready stretchability of at least 20% in at least about one direction under a 5 lb load for a 2 inch wide strip,
- b. a cast plasticized vinyl chloride polymer layer which is 0.1 to 2 mm thick, and
- c. sandwiched between said fabric and said layer, a plastic foam layer which is from 1 to 20 mm thick.
Dependencies are inferred from the claim text.