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US 6,309,985 B1Granted
Formable constraining layer system
AssigneeSoundwich, Inc.
InventorsR. Craig Virnelson, Jeffrey J. Schroeder, Maurice E. Wheeler
Life of this patent
Estimating the term…
Abstract
A vibration-damping laminate having a constraining layer secured to a viscoelastic layer. The constraining layer includes a mat of non-thermoplastic fibers. The viscoelastic layer includes a thermoplastic elastomer.
Claims16
A vibration-damping laminate comprising:
- a constraining layer comprising non-thermoplastic fibers;
- and
- a viscoelastic layer secured to the constraining layer, said viscoelastic layer comprising a thermoplastic elastomer, said thermoplastic elastomer being a styrene-isoprene copolymer.
Dependencies are inferred from the claim text.