Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Mitsui Chemicals HI-WAX NP505 Polypropylene Wax

Mitsui Chemicals HI-WAX NP505 is a high-purity polypropylene wax offering excellent slip, abrasion resistance and thermal stability. Designed for masterbatch, coatings and adhesives, it enhances surface finish and processing efficiency. Low melt viscosity and narrow molecular weight distribution ensure consistent dispersion and compatibility with PP, PE and EVA. Widely used in automotive, packaging and printing applications.
  • mitsui chemicals hi wax np505 polypropylene wax_c5a78953
  • mitsui chemicals hi wax np505 polypropylene wax_c5a78953

Features Of Mitsui Chemicals HI-WAX NP505 Polypropylene Wax

  1. Highly refined homopolymer polypropylene wax with narrow molecular weight distribution for consistent performance.

  2. Excellent thermal stability up to 300 °C, supporting high-temperature processing in compounding and extrusion.

  3. Superior slip and anti-blocking properties in masterbatch and film applications.

  4. Low volatility and minimal odor—ideal for food-contact-compliant formulations (subject to regulatory approval).

  5. Outstanding compatibility with polyolefins, engineering plastics, and pigment systems without blooming or migration.

Typical Applications Of Mitsui Chemicals HI-WAX NP505 Polypropylene Wax

  1. Pigment and filler masterbatches for polypropylene and polyethylene.

  2. Slip and anti-block additives in BOPP, CPP, and HDPE packaging films.

  3. Processing aid in wire & cable compounds and automotive interior composites.

  4. Surface modifier in thermoplastic elastomer (TPE) and PVC formulations.

  5. Release agent component in rotational molding and compression molding of polyolefin parts.

Specifications Of Mitsui Chemicals HI-WAX NP505 Polypropylene Wax

Chemical TypeHomopolymer polypropylene wax
Product FormPellets
AppearanceWhite to off-white free-flowing pellets
Melt Point (DSC, °C)158–162
Penetration (25 °C, 0.1 mm, ASTM D1321)4–8
Viscosity (190 °C, 10 rad/s, Pa·s)12–18
Density (g/cm³, 23 °C)0.90–0.92
Volatile Content (wt%, 120 °C, 2 h)≤ 0.3


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