Lubeless pipe gasket and method of fabrication

作者: Kevin S. Kish , Jeffrey J. Biesenberger

DOI:

关键词: FluoropolymerPolyurethaneGasketDie swellComposite materialFabricationMaterials scienceThermosetting polymerThermoplasticSilicone

摘要: A thermoplastic pipe gasket fabricated of a thermoset material is provided having first engaging surface and an exterior surface, with the applied thereto water-based, flexible, slip-coating. The slip-coating comprises polyurethane, cross-linking agent, dispersion friction reducing compound. compound can be selected from fluoropolymer, silicone, or graphite, either alone in combinations thereof. Depending on method fabrication, sprayed onto after has been extruded, but before extrudate's fabrication into gasket. Alternatively, following its assembly. Still further, to by dipping

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