IMPROVED ACRYLIC LIQUID APPLIED SOUND DAMPERS
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United States of America Patent
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Issued Date -
Sep 12, 2019
app pub date -
May 10, 2017
filing date -
May 19, 2016
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Abstract
Novel water-based acrylic coating compositions which provide superior noise suppression are disclosed. Water-based compositions comprised of acrylic polymer, resins, and/or plasticizer, after curing, provide improved vibration damping to solid substrates. Such substrates include the metal surfaces of passenger and commercial vehicles. Resins and plasticizers which provide superior and unexpectedly high vibration damping are disclosed.
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