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System, method and composition for adhering preformed thermoplastic traffic control signage to pavement

  • US 7,753,616 B2
  • Filed: 12/21/2006
  • Issued: 07/13/2010
  • Est. Priority Date: 12/21/2006
  • Status: Active Grant
First Claim
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1. A system for coating a substrate and bonding a marking tile to said substrate, wherein a polyurea epoxy curable primer composition of about 200 centipoise comprises a sealing layer that is bonded directly to said substrate and, wherein said sealing layer bonds with an additional bonding layer comprising an epoxy bonder paste in a range of 10,000 to 300,000 centipoise, said wherein said sealing layer and said additional bonding layer provide a combined adhesive layer coating and covering of said substrate, wherein said substrate and said combined adhesive layer coating and covering provides for further bonding to a preformed thermoplastic marking tile that is applied over said additional bonding layer, thereby forming a single, semi-homogeneous, permanent pavement marking.

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