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Amatrium Materials AI
DuPont Selar® PA 3426 Nylon Barrier Resin
Categories: Polymer; Film; Thermoplastic; Nylon (Polyamide PA); Nylon, Barrier Film Copolymer

Material Notes: Selar® PA 3426 is an amorphous nylon (polyamide) resin which exhibits superior transparency, good barrier properties to gases, water, solvents and essential oils and high temperature structural properties which make it suitable for consideration in a number of packaging applications. It can be processed on conventional extrusion and injection equipment designed to process nylon or polyolefin resins. It is available in the form of small, free flowing pellets in 25 kg (55 lb.) foil-lined bags or 750 kg. (1653 lb.) foil lined boxes.

Information provided by DuPont Packaging Polymers.

DuPont and Dow have completed their merger. This product remained with DuPont.

Available Properties
  • Density, ASTM D1505
  • Oxygen Transmission, 40% RH, 23°C
  • Viscosity
  • Flexural Modulus, ASTM D790, at 50% RH
  • Deflection Temperature at 0.46 MPa (66 psi), ASTM D648
  • Deflection Temperature at 1.8 MPa (264 psi), ASTM D648
  • Glass Transition Temp, Tg, ASTM D3418
  • Processing Temperature, Recommended for injection molding.
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Manufacturer Notes:
DuPont Packaging and Industrial Polymers

Category Notes
PA, Polyamide

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