Solprene 4318 |

Solprene 4318



Solprene 4318 is a linear block copolymer of styrene and butadiene, having 32% of styrene content, most of it forming a polystyrene block, which gives the polymer a thermoplastic behavior.

It has a non-staining antioxidant system; FDA approved for use in food contact applications and is essentially gel free with a clear color.

Solprene 4318 is used as compounding ingredient for adhesives. The product is an excellent modifier for asphalt applications including self-adhesive roofing membrane and sealant. Also is used in thermoplastic injected shoe soles formulations.


  • Solvent based adhesives
  • Adhesives labels
  • Adhesives hot melt
  • Pressure sensitive adhesives (psa)
  • Asphalt modification


It is presented as free flowing porous crumb making easy its handling and dissolution.

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