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US 10,696,026 B2Granted
Soft touch laminates constructed with improved fire retardant properties for transportation
AssigneeSchneller LLC
InventorsMatthew A. Harthcock, Robert G. Pierson, Mark D. Tennant
Life of this patent
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Abstract
Soft touch fire retardant laminates with PVC middle layers, foamed or unfoamed, and multiblock copolymer or polyurethane or silicone top layers which meet FAA requirements are disclosed.
Claims10
A laminate material comprising:
- a) a base layer comprising a fluoropolymer
- b) a middle layer formed of a plurality of layers of poly(vinyl chloride) (PVC), with at least one of the layers of poly(vinyl chloride) (PVC) being foamed, the middle layer having a thickness of 2-10 mils;
- and
- c) a top layer of a polyurethane-silicone blend with a thickness of 0.1-0.5 mils, wherein the laminate material complies with the 60 sec vertical burn requirements of FAR 25.853, and has NBS smoke density of <200 and OSU heat release peak kw/m2 of <65 and total kw× min/m2 of <65, wherein the fluorpolymer layer is formed of polyvinylidene flouride (PVDF) or polyvinyl flouride (PVF).
1 more element
Dependencies are inferred from the claim text.