Outstanding low-temperature flexibility and impact resistance down to –40 °C
Excellent compatibility with polyolefin matrices, enabling homogeneous blending without phase separation
Superior UV and thermal oxidative stability for long-term outdoor performance
Low extractables and high purity—suitable for demanding automotive and medical-grade applications
Process-friendly rheology with consistent melt flow behavior across standard extrusion and injection molding equipment
Automotive interior trim components requiring soft-touch feel and durability
Weather-resistant seals and gaskets for HVAC and exterior vehicle systems
TPE-based flexible packaging films with enhanced seal integrity and puncture resistance
Medical tubing and device housings meeting ISO 10993-compatibility prerequisites
High-performance polymer modification for PP and PE alloys in industrial profiles
| Chemical Type | Polyolefin Elastomer (POE), ethylene-octene copolymer |
| Product Form | Natural-colored pellets |
| Appearance | Opaque, free-flowing cylindrical pellets |
| Primary Applications | Polypropylene (PP) and polyethylene (PE) impact modification, soft-touch overmolding |
| Key Features | Low density (~0.870 g/cm³), high elasticity, excellent clarity in thin sections |
| Benefits | Reduces part weight vs. TPEs, improves recyclability in mono-material streams |
| Melt Flow Rate (190 °C/2.16 kg) | 1.0–1.5 g/10 min |
| Hardness (Shore A) | 65 ± 3 |
Q1: What is the primary function of LG Chem POE LC165X in polymer formulations?
A: LG Chem POE LC165X is an ethylene-octene-based polyolefin elastomer designed primarily as a toughening agent and impact modifier—especially for rigid polypropylene (PP) and polyethylene (PE) systems—enhancing ductility, low-temperature impact resistance, and melt processability without significantly compromising stiffness.
Q2: Is LC165X compatible with common food-contact or medical-grade polymer matrices?
A: LC165X is formulated without intentionally added heavy metals, phthalates, or halogenated compounds, and is widely used in applications requiring regulatory compliance. However, final suitability for food contact or medical use depends on the complete formulation, processing conditions, and applicable regional regulations—end users must conduct full regulatory validation.
Q3: How does LC165X differ from conventional EPDM or EVA impact modifiers?
A: Unlike EPDM or EVA, LC165X offers superior compatibility with polyolefins due to its similar backbone chemistry, enabling finer dispersion, better interfacial adhesion, and more consistent property enhancement—particularly in PP-based automotive and packaging compounds where thermal stability and long-term aging performance are critical.
Q4: What is the typical dosage range for LC165X in impact-modified PP applications?
A: Dosage is formulation-dependent, but LC165X is typically used at low concentrations—generally ranging from 0.1% to 2% by weight in homopolymer PP—to achieve balanced impact/stiffness trade-offs; higher loadings may be applied in copolymer PP or specialized blends where enhanced toughness is prioritized.
Q5: Can LC165X be processed using standard polyolefin equipment?
A: Yes—LC165X exhibits excellent melt flow characteristics and thermal stability, making it fully compatible with conventional extrusion, injection molding, and blow molding equipment used for polyolefins. No special drying or pre-treatment is required prior to processing.
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