Excellent soft-touch feel with balanced hardness (Shore A 52–55) for ergonomic design.
Good processability via injection molding and extrusion without pre-drying.
Outstanding compatibility with polypropylene (PP) and polyethylene (PE) for co-molding applications.
Low extractables and compliant with FDA 21 CFR 177.2600 for food-contact-adjacent components.
Enhanced UV resistance and thermal stability up to 100 °C continuous use.
Soft-grip overmolds for power tools and hand-held appliances.
Sealing rings and gaskets in automotive fluid systems.
Flexible hinges and living hinges in consumer electronics enclosures.
Food-grade appliance seals and non-slip feet for kitchen appliances.
Medical device grips and wearable sensor housings requiring skin-safe materials.
| Chemical Type | Thermoplastic Elastomer (TPE), Styrenic Block Copolymer (SBC)-based |
| Product Form | Pellets |
| Appearance | Translucent, natural color |
| Hardness (Shore A) | 52–55 |
| Melt Flow Rate (230 °C/2.16 kg) | 18–22 g/10 min |
| Density | 0.91–0.93 g/cm³ |
| Key Features | Soft-touch, PP/PE adhesion, low volatility, RoHS compliant |
| Benefits | Reduced cycle time, no post-treatment required, recyclable in TPE streams |
Q1: What is the primary function of Juner TPE-N2752S in thermoplastic elastomer formulations?
A: Juner TPE-N2752S is a specialty processing aid and compatibilizer designed to enhance melt flow, reduce viscosity, and improve interfacial adhesion between dissimilar polymer phases—particularly in SEBS- or TPE-S-based blends containing fillers, plasticizers, or functional additives.
Q2: Is Juner TPE-N2752S suitable for food-contact or medical-grade applications?
A: While Juner TPE-N2752S is formulated with high-purity raw materials and exhibits low volatility and extractables, formal regulatory compliance for food-contact or medical use requires evaluation within the final compounded system and under specific end-use conditions. Customers should conduct full formulation-level testing and consult applicable regional regulations before claiming such approvals.
Q3: How is Juner TPE-N2752S typically incorporated into TPE compounds?
A: It is commonly added during the compounding stage—either pre-blended with base polymers or metered directly into the extruder feed throat. Due to its low melting point and excellent dispersibility, it integrates readily without requiring extended residence time or high shear.
Q4: Does Juner TPE-N2752S affect the mechanical properties of the final TPE product?
A: When used at recommended dosage levels, it generally maintains or slightly improves tensile strength and elongation retention—especially in filled or highly plasticized systems—by promoting more uniform dispersion and reducing internal stress concentrations. Over-addition may soften the compound or reduce hardness, so optimization is advised per formulation.
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