Discover the robust performance of Braskem America’s UTEC5542F, an Ultra High Molecular Weight Polyethylene (UHMWPE) resin that excels with its high molecular weight, significantly higher than standard High Density Polyethylene (HDPE) resins. Offering a smaller average particle size, UTEC5542F is specifically designed for the battery separator market but is versatile enough for various other applications.


Key Features of UTEC5542F:

  • Ultra High Molecular Weight: With a molecular weight of 7 × 106 g/mol, products produced from UTEC5542F resin are incredibly strong and durable.
  • Excellent Mechanical Properties: Products using UTEC5542F resin offer high tensile strength and elongation, ensuring performance under stress.
  • Optimized Particle Size: The product features a finely tuned particle size distribution, with an average particle size of 120 microns, making it ideal for applications, such as battery separators and porous membranes.
  • Chemical Resistance: UTEC5542F stands up to a wide range of chemicals, ensuring long-term product performance.
  • High Abrasion Resistance: Products using UTEC5542F resin are built to last in tough environments, resisting wear and tear exceptionally well.

  • Applications:

    UTEC5542F resin is ideal for products spanning a variety of applications, including:

  • Battery Separators: Perfect for lead-acid battery separators, providing reliable performance and longevity.
  • Synthetic Paper: Suitable for producing high-quality synthetic paper with excellent durability.
  • Porous Plastics: Ideal for applications requiring controlled porosity and a finely tuned particle distribution.
  • Material Handling: Excellent for liners, chutes, and other wear-prone surfaces, such as conveyor belts and guide rails.
  • Chemical Processing: Suitable for parts exposed to harsh chemicals.
  • Industrial and Heavy Equipment: Suitable for parts exposed to harsh conditions and heavy use.
  • Wear Parts: Ideal for high-wear components like liners and wear strips.
  • Average Molecular Weight: 7,000,000.0 g/mol

    Average Particle Size: 120.0 microns

    Polymer Name: Ultra High Molecular Weight Polyethylene (UHMWPE)

    Chemical Family: Polyethylenes, Polyolefins

    Applicable Processes: Paper Manufacturing

    Synonyms: Ethene polymer, Ethylene polymer, Evanite Submicro

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    Identification & Functionality

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    Applications & Uses

    Properties

    Physical Form
    Soluble In
    Physical Properties
    ValueUnitsTest Method / Conditions
    Intrinsic Viscosity26dL/gASTM D4020
    Average Molecular Weight7 x 10⁶g/molMargolies
    Density0.925g/cm³ASTM D792
    Bulk Density0.45g/cm³ASTM D1895
    Average Particle Size (Dp50)120μmLaser Light Scatering
    Particle Size (Dp10)max. 100μmLaser Light Scatering
    Particle Size (Dp90)max. 250μmLaser Light Scatering
    Particles (> 250 μm)max. 4%Laser Light Scatering
    Particles (> 300 μm)max. 1%Laser Light Scatering
    Melting Temperature133ºCASTM D3418
    Mechanical Properties
    ValueUnitsTest Method / Conditions
    Tensile Strength (at Yield)17MPaASTM D638, ISO 527
    Tensile Strength (at Break)min. 30MPaASTM D638, ISO 527
    Ultimate Elongationmin. 350%ASTM D638
    Electrical Properties
    ValueUnitsTest Method / Conditions
    Volume Resistivitymin. 10¹⁴ohm-cmASTM D257
    Surface Resistivitymin. 10¹²ohmASTM D257
    Note

    Determined with double‐notched specimens (14º v‐notch on both sides) in accordance with ISO 11542‐2.

    Regulatory & Compliance