Steel plate-reinforcing material of a type giving vibration-damping performance to a steel plate
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United States of America Patent
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Sep 18, 2012
Grant Date -
Feb 25, 2010
app pub date -
Jul 18, 2007
filing date -
Jul 27, 2006
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Abstract
A steel plate-reinforcing material of a type giving vibration-damping performance to a steel plate including a restricted layer and a thermosetting foamed viscoelasticity layer, as tackifiers included in said thermosetting foamed viscoelasticity layer, the tackifiers including a terpene system resin, an aliphatic series system petroleum resin and an aromatic series system petroleum resin are used, a fiber is added to the thermosetting foamed viscoelasticity layer.
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