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US 10,377,922 B2Granted
Composite dry adhesive and methods of making and using a composite dry adhesive
AssigneeThe Board of Trustees of the University of Illinois
InventorsSeok Kim, Jeffrey D. Eisenhaure
Life of this patent
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Abstract
A composite dry adhesive includes (a) an adhesive layer comprising a shape memory polymer and (b) a resistive heating layer comprising a shape memory polymer composite on the adhesive layer. The shape memory polymer composite includes conductive particles dispersed in a shape memory polymer matrix, where the conductive particles have a concentration sufficient to form a conductive path through the resistive heating layer.
Claims4
A composite dry adhesive comprising:
- an adhesive layer comprising a shape memory polymer;
- and
- a resistive heating layer comprising a shape memory polymer composite on the adhesive layer, the shape memory polymer composite including conductive particles dispersed in a shape memory polymer matrix, wherein the conductive particles have a concentration sufficient to form a conductive path through the resistive heating layer,
- wherein the resistive heating layer includes one or more isolated contact regions at least partially surrounded by a continuous resistive region, the one or more isolated contact regions including the conductive particles at a first concentration and the continuous resistive region including the conductive particles at a second concentration, the first concentration being higher than the second concentration.
1 more element
Dependencies are inferred from the claim text.