With Tospearl™, there is no need to worry about heat sealing issues like traditional migratory plastic additives. Below are features that make Tospearl™ a great choice in BOPP films.
Tospearl™ is available in a variety of particle sizes and suitable for most film thicknesses. The diameter of the resin bead should approximately be 40% of the skin layer thickness to provide the lowest possible COF to ensure adequate bead retention.
| Properties | Tospearl™ 120 FL | Tospearl™130 FL | Tospearl™145 FL | Tospearl™1100 FL |
|---|---|---|---|---|
| Appearance | White spherical beads | White spherical beads | White spherical beads | White spherical beads |
| Mean Particle Diameter1(µm) | 1.8 - 2.3 | 2.3 - 3.1 | 4.0 - 5.0 | 8.5 - 10.5 |
| Weight Loss @250°C & 0,5 hr, % | <1.0 | <1.0 | <1.0 | <1.0 |
| pH2 | 6.0 - 8.0 | 6.0 - 8.0 | 6.0 - 8.0 | 6.0 - 8.0 |
| Bulk Specific Gravity | 0.35 | 0.36 | 0.43 | 0.66 |
| Particle Specific Gravity | 1.32 | 1.32 | 1.32 | 1.32 |
| Refractive Index | 1.42 | 1.42 | 1.42 | 1.42 |
Momentive Performance Materials is a global leader in silicones and advanced materials, with a 75-year heritage of being first to market with performance applications for major industries that support and improve everyday life. The company delivers science-based solutions by linking custom technology platforms to opportunities for customers. Momentive Performance Materials Inc. is an indirect wholly-owned subsidiary of MPM Holdings Inc.
ChemPoint, a Momentive authorized distributor is the leader in the marketing, sales, and distribution of specialty and fine chemicals across North America and EMEA. We specialize in agile technologies and focused product teams, providing our customers with responsive, personalized service.
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