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Light emitting elastomer compositions and method of use

United States Patent

November 23, 2004
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
There is provided a light emitting device comprising a plurality of triboluminescent particles dispersed throughout an elastomeric body and activated by deforming the body in order to transfer mechanical energy to some portion of the particles. The light emitted by these mechanically excited particles is collected and directed into a light conduit and transmitted to a detector/indicator means.
McElhanon; James R. (Manteca, CA), Zifer; Thomas (Manteca, CA), Whinnery; LeRoy L. (Danville, CA)
Sandia National Laboratories (Livermore, CA)
10/ 418,987
April 18, 2003
STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under government contract no. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights in the invention, including a paid-up license and the right, in limited circumstances, to require the owner of any patent issuing in this invention to license others on reasonable terms