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Excellent balance of soft-touch feel and mechanical strength for demanding overmolding applications.
Good processability on standard injection molding and extrusion equipment without pre-drying.
Enhanced adhesion to polypropylene (PP) and polyethylene (PE) substrates without primer or surface treatment.
Low extractables and compliant with FDA 21 CFR §177.2600 for indirect food contact applications.
Recyclable within TPE streams and compatible with established industrial recycling protocols.
Soft-grip overmolded handles for power tools and garden equipment.
Sealing rings and gaskets in automotive fluid systems.
Consumer appliance control knobs and interface buttons.
Medical device components requiring tactile feedback and chemical resistance.
Household product casings and ergonomic grips for personal care devices.
| Chemical Type | Thermoplastic Elastomer (TPE) — PP-based, dynamically vulcanized |
| Product Form | Pellets (standard 3–4 mm cylindrical) |
| Appearance | Off-white, free-flowing granules |
| Primary Applications | Two-component overmolding, soft-touch components, sealing elements |
| Key Features | PP substrate adhesion, low compression set, good UV stability |
| Benefits | Reduced assembly steps, improved end-user ergonomics, extended service life |
| Processing Temperature Range | 180–220 °C (melt temperature) |
| Shore A Hardness | 85 ± 3 |
Q1: What is the primary function of Hyundai EP1380B/8901 TPE in polymer formulations?
A: Hyundai EP1380B/8901 TPE is a thermoplastic elastomer modifier designed to enhance flexibility, impact resistance, and melt processability—particularly in polypropylene (PP) and polyethylene (PE)-based compounds. It functions as a compatibilizing and toughening agent rather than a primary structural resin.
Q2: Is this grade suitable for applications requiring repeated flexing or dynamic mechanical stress?
A: Yes—its TPE architecture provides excellent elastic recovery and fatigue resistance, making it well-suited for parts such as living hinges, soft-touch overmolds, gaskets, and flexible closures where repeated deformation is expected during service life.
Q3: How is Hyundai EP1380B/8901 TPE typically incorporated into base resins?
A: It is generally compounded via twin-screw extrusion with PP or PE homopolymers or copolymers. Dosage depends on formulation requirements but typically ranges from 0.1% to 2% by weight for minor property tuning, or up to 20–30% for dedicated soft-touch or high-impact blends.
Q4: Does this material require drying before processing?
A: While not highly hygroscopic, standard handling practices recommend drying at 60–80 °C for 2–4 hours prior to melt processing to ensure optimal surface quality and mechanical consistency—especially in humidity-sensitive environments or high-precision molding applications.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
