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Two commercial divers working underwater to apply a roll of grey Wrappingband WSH to a submerged steel pile, showing the material's ability to bond instantly to wet surfaces in an active splashzone environment.
Two commercial divers working underwater to apply a roll of grey Wrappingband WSH to a submerged steel pile, showing the material’s ability to bond instantly to wet surfaces in an active splashzone environment.

Polyisobutene (PIB) WSH Wrappingband

Wrappingband WSH is a corrosion preventing wrap material that is especially designed for application on wet and submerged tubular objects, and it can also be applied on dry substrates. It adheres very well to bare steel and existing coatings.

PIB Wrappingband WSH is based on a compound containing noncrystalline, low-viscosity, non-crosslinked, (fully amorphous) pure homopolymer PolyIsoButene. It is viscous at the indicated operating temperatures and, due to its liquid nature, flows into all irregularities of the substrate. The compound does not cure and is unable to build up internal stress.

Features:

  • Adheres to many types of coating like: PE, Neoprene and Epoxies
  • Controlled cold flow providing permanent inflow into the finest pores of the substrate
  • Resistant to low temperatures without getting brittle
  • Low surface tension; adheres on many types of dry and wet substrates at a molecular level
  • Adhering well to the surface in an environment with fresh, sea or condensed water on the surface
  • Constant film thickness
  • Adhesion based on vanderWaals forces

Benefits:

  • Safe to use
  • Fast and easy to apply
  • Easy to control application
  • no blasting techniques required
  • Conforms to irregular shapes
  • Surface tolerant:, wire brushing or high pressure water jetting is sufficient

Application Video: PIB Subsea Splash Zone Application

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