Liquid Adhesive Binders

Ryvec is a leading manufacturer of moisture cured one component aromatic polyurethane binders tailored to a variety of applications. With over 30 years in the industry, Ryvec delivers a superior product rigorously tested to meet the needs of our customers.

Ryvec’s Binder BFLV-5


This product is a catalyzed fast reacting binder intended for use in conjunction with SBR crumb rubber, EPDM or buffings in the top and bottom portions of Pour-In-Place playgrounds, and other sporting applications.

Ryvec’s Binder E-437 & E-439


These products are formulated for medium heat and medium pressure applications. The E-437 binder is formulated for the top portion of tiles while the E-439 binder is used on the bottom portion.  The temperature can be anywhere from ambient to hot molding at 275°F+. Typical applications include:

  • Athletic mats/tiles
  • Deck tiles
  • Mulch rings
  • Playground safety surfacing

Ryvec’s Binder MD-400 & MD-407:


These products are formulated to be used with recycled rubber in molding applications involving pressures of at least 100 psi and temperatures of at least 200° F. Typical applications include:

  • Animal mats
  • Door mats
  • Railroad crossings
  • Parking bumpers, wheel chocks, safety cone bases
  • Wheelchair ramps