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Smart padding system utilizing an energy absorbent medium and articles made therefrom

  • US 6,701,529 B1
  • Filed: 01/21/2000
  • Issued: 03/09/2004
  • Est. Priority Date: 02/05/1999
  • Status: Expired due to Term
First Claim
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1. An impact energy absorbent medium comprising at least one polymer which has energy absorbing properties and dilatant viscoelastic flow properties, and a lubricant;

  • wherein the lubricant is present in the amount of at least 20%; and

    wherein the at least one polymer and lubricant are selected from the group consisting of;

    polyborosiloxane and grease, polyborosiloxane and fatty acid, polyborosiloxane and fatty acid salts, xanthan gum and silicone oil, guar gum and silicone oil, and polyvinyl alcohol sodium tetraborate and silicone oil, characterized in that the medium is a highly viscous fluid which does not exhibit flow at room temperature unless a force is applied, and which;

    includes a quantity of fibrous filler and further wherein said fibrous filler is a fibrous material wettable by either the polymer or the lubricant or both.

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