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Excellent elasticity and resilience for repeated compression cycling without permanent deformation.
Good processability via injection molding, extrusion, and overmolding onto PP, PS, and ABS substrates.
Low odor and halogen-free formulation compliant with RoHS and REACH requirements.
Enhanced skin-friendly tactile feel with low coefficient of friction and non-sticky surface.
Outstanding weather resistance and UV stability suitable for outdoor-facing applications.
Soft-touch grips for power tools, hand-held electronics, and medical device housings.
Sealing rings and gaskets in automotive interior components.
Flexible hinges and snap-fit covers for consumer appliances and home electronics.
Overmolded seals and protective caps for industrial fluid handling connectors.
Ergonomic handles for gardening tools, kitchen utensils, and personal care devices.
| Chemical Type | Thermoplastic Elastomer (TPE), SEBS-based |
| Product Form | Pellets |
| Appearance | Translucent to semi-opaque, natural color |
| Hardness (Shore A) | 50 ± 3 |
| Melt Flow Rate (190°C/5 kg) | 12–18 g/10 min |
| Density | 0.90–0.92 g/cm³ |
| Primary Applications | Overmolding, soft-touch components, dynamic seals |
| Key Features | Elastic recovery, substrate adhesion, processing versatility |
Q1: What is Kaiyin TPE 505 primarily used for?
A: Kaiyin TPE 505 is a thermoplastic elastomer modifier designed to enhance flexibility, impact resistance, and processability in rigid polymer blends—especially in polypropylene (PP) and polyethylene (PE) systems. It is commonly incorporated into automotive interior parts, consumer packaging, and soft-touch overmolding applications.
Q2: Is Kaiyin TPE 505 compatible with common processing methods?
A: Yes, Kaiyin TPE 505 is engineered for compatibility with standard thermoplastic processing techniques including injection molding, extrusion, and twin-screw compounding. Its thermal stability supports typical melt processing temperatures for PP- and PE-based systems without significant degradation.
Q3: How should Kaiyin TPE 505 be incorporated into a formulation?
A: Kaiyin TPE 505 is typically introduced during the compounding stage, either as a masterbatch or direct feed. Dosage depends on formulation requirements but generally ranges from 0.1% to 2% by weight for property modification—higher loadings may be used where enhanced elasticity or low-temperature performance is critical.
Q4: Does Kaiyin TPE 505 require special drying before processing?
A: While not highly hygroscopic, it is recommended to dry Kaiyin TPE 505 at 60–70 °C for 2–4 hours prior to high-precision or high-moisture-sensitivity applications to ensure optimal melt consistency and surface quality.
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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
