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US 2003/0153669 A1Published application
Lightweight composite material for protective pads, cushions, supports or the like and method
AssigneeI-Tek, Inc.
InventorsTheodore B. Brother, Edward J. Ellis
Life of this patent
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Abstract
An improved material for use in resilient conforming pads, cushions, impact resistance padding and the like is described. The material comprises a liquid or semi-solid matrix phase and an expanded Perlite included phase. The material is useful for providing low weight contour conforming resilient padding for garments, athletic equipment, prosthetic devices, surgical, medical or vehicular cushions, positioning devices, mattresses, impact protective padding and the like.
Claims4
A composite material suitable for use in cushioning and padding applications comprising:
- a. A matrix phase;
- b. An included phase,
- wherein said matrix phase is a fluid ranging in viscosity from about 200 cps to about 20,000 cps., and said included phase is expanded Perlite, an irregularly shaped, multi-cellular sodium potassium aluminum silicate particle ranging from about 1 micron to about 500 microns.
Dependencies are inferred from the claim text.