Excellent soft-touch feel with balanced hardness (Shore A 65)
Good processability via injection molding and extrusion without plasticizer migration
Enhanced thermal stability for consistent performance across processing temperatures
Low extractables and compliant with FDA 21 CFR §177.2600 for food-contact applications
Superior adhesion to PP, ABS, and PC substrates in two-shot molding processes
Automotive interior trim components including door panels and instrument bezels
Consumer electronics housings and overmolded grips for power tools and appliances
Medical device grips and non-invasive wearable interface components
Food-grade kitchen utensil handles and collapsible containers
Personal care product casings such as hair dryers and electric toothbrushes
| Chemical Type | Styrenic Thermoplastic Elastomer (TPE-S) |
| Product Form | Pellets |
| Appearance | Opaque off-white granules |
| Shore Hardness (A Scale) | 65 ± 3 |
| Melt Flow Rate (230°C/2.16 kg) | 18–22 g/10 min |
| Density | 0.90–0.92 g/cm³ |
| Key Features | Soft-touch surface, recyclable, halogen-free |
| Compliance | RoHS 2011/65/EU, REACH SVHC-free, FDA-compliant |
Q1: What is the primary function of SK 2065B/N TPE in thermoplastic elastomer formulations?
A: SK 2065B/N TPE functions as a high-performance processing aid and viscosity modifier, enhancing melt flow, improving surface finish, and facilitating dispersion of fillers and additives in TPE compounds—particularly in SEBS- and TPE-S-based systems.
Q2: Is SK 2065B/N TPE compatible with common polymer matrices used in soft-touch applications?
A: Yes—it exhibits excellent compatibility with styrenic block copolymers (e.g., SEBS, SBS), polyolefin blends (TPO, TPV), and certain thermoplastic polyurethanes (TPU), making it well-suited for soft-touch overmolding, grips, and consumer product skins.
Q3: How should SK 2065B/N TPE be incorporated into a compound during processing?
A: It is typically introduced during the masterbatch or final compounding stage via twin-screw extrusion. Pre-drying is not required under standard conditions, but handling in low-humidity environments is recommended to maintain consistent feeding and dispersion.
Q4: Does SK 2065B/N TPE affect the mechanical properties of the final TPE part?
A: When used within typical dosage ranges (generally 0.1% to 2% by weight), it maintains or slightly enhances tensile strength and elongation at break while significantly improving processability—without compromising elasticity or recovery behavior.
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