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US 11,661,713 B2Granted
Thermoplastic composition for sealing roadway joints
OwnerVincent Wilkins, Maxwell Heavner +4inventors
InventorsVincent Wilkins, Maxwell Heavner, Paul Seropian, Scott Williams, Scott Seeley, Mark Kennedy
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Abstract
Thermoplastic compositions useful for sealing longitudinal joints of substrates, for example, roadways and pavement, are provided herein. Formulations including the composition and methods of using the thermoplastic composition to seal longitudinal joints are also disclosed.
Claims20
A thermoplastic composition, comprising:
- a polyamide resin;
- a modified rosin ester;
- a modified gum rosin;
- a wax;
- a plasticizer;
- a pigment comprising carbon black;
- and
- an inorganic filler.
5 more elements
A method of sealing roadway joints comprising:
- applying a thermoplastic composition to a longitudinal joint of a roadway,
- wherein the longitudinal joint is substantially parallel to and located between a first surface and a second surface of a roadway, and
- wherein the thermoplastic composition comprises:
- a polyamide resin, a modified rosin ester, a modified gum rosin, a wax, a plasticizer, a pigment comprising carbon black, and an inorganic filler.
1 more element
Dependencies are inferred from the claim text.