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Metablen S-2030 is a silicone-acrylic core-shell modifier in the S series, focused on enhanced low-temperature impact resistance. While retaining weatherability, it significantly improves ultra-low-temperature impact strength, suitable for engineering plastic modification in extreme low-temperature conditions.
Silicone-acrylic core-shell structure, inheriting S-series weatherability
Outstanding ultra-low-temperature impact resistance, maintaining high impact strength at -40℃
Good compatibility with PC, PVC, ABS and other substrates; strong processing adaptability
Performance focused on low-temperature impact, a targeted choice for extreme low-temperature scenarios
PC/PC alloy modification in extreme low-temperature conditions (cold chain equipment parts, outdoor cryogenic electronic enclosures)
Weatherable and ultra-low-temperature resistant PVC products (outdoor pipes in northern regions, cold storage profiles)
Engineering plastic parts requiring both weatherability and ultra-low-temperature impact resistance
| Product Information | |
| Brand/Model | Mitsubishi Metablen S-2030 |
| Type | Silicone-Acrylic Impact Modifier |
| Performance & Compatibility | |
| Core Performance | Weatherability, Excellent Low-Temperature Impact Resistance |
| Compatible Resins | PC, PVC, ABS, PEs, PS |
| Packaging & Storage | |
| Packaging | 20 kg/bag |
| Storage | Cool/dry place, seal after opening |
Q1: What is the primary polymer matrix compatibility of Mitsubishi S-2030?
A: Mitsubishi S-2030 is specifically engineered for use in rigid PVC formulations, where it enhances impact resistance without significantly compromising stiffness or thermal stability. It demonstrates good compatibility with unplasticized PVC (uPVC) and is commonly incorporated into window profiles, pipes, and other extruded construction-grade applications.
Q2: How does S-2030 differ from conventional acrylic impact modifiers?
A: Unlike many standard acrylic impact modifiers, S-2030 features a tailored core-shell morphology designed to optimize dispersion and interfacial adhesion in PVC melts. This contributes to improved notched Izod impact strength and better retention of tensile properties—particularly under long-term thermal aging conditions typical in PVC processing.
Q3: Is S-2030 suitable for outdoor applications requiring UV resistance?
A: Yes—S-2030 is formulated to maintain performance in weather-exposed PVC products. While it is not a UV stabilizer itself, its chemical structure and thermal stability support consistent impact performance in formulations that include appropriate UV absorbers and HALS, such as those used in exterior window and siding applications.
Q4: What processing advantages does S-2030 offer during PVC compounding and extrusion?
A: S-2030 exhibits excellent thermal stability and low volatility, supporting smooth melt flow and minimal plate-out during high-output extrusion. Its free-flowing powder form ensures uniform distribution in dry-blend PVC compounds, reducing the risk of agglomeration and improving batch-to-batch consistency.
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