Hot Melt Styrene Butadiene Styrene Asphalt Sealant

Typical Formulation Ingredients

Ingredient

Parts by weight

SBS Polymer

xxx

Asphalt (250 dmm pen, 233 poise @ 60°C)

xxx

Midblock resinTrade Name (Supplier) Picco LTP-100

xx

Pasticizing oilTrade Name (Supplier) Shellflex 881 (Shell Chemical)

xx

Stabilizer

x

Typical Properties

Properties

Penetration at 23°C, dmm

xx

Resilience at 23°C, %

xx

Flow at 60°C, in

x

Viscosity at 200°C, cps

xxxx

Softening point, ring and ball, °C

xxx

Processing

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Resulting Properties

SBC based adhesives have a good combination of low cost, adhesion, physical properties, and processing characteristics. An SBS hot melt adhesive formulation for general purpose sealant operations is provided above. This adhesive does not have pressure sensitive characteristics, and it can be applied as a typical hot melt adhesive for the assembly of consumer products. It provides a starting formulation for a hot melt sealant for concrete that comprises SBS modified asphalt.

Tips and Tricks

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Hot Melt Styrene Butadiene Styrene / Asphalt Sealant

Applicable Base Polymer Properties