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High-transparency, platinum-cured silicone elastomer with excellent optical clarity for demanding aesthetic applications.
Low compression set and superior long-term elasticity, ensuring reliable sealing and resilience over extended service life.
Excellent biocompatibility, compliant with ISO 10993 and USP Class VI standards for medical device contact.
Good thermal stability across a wide operating range (–60 °C to 200 °C), maintaining mechanical integrity under thermal cycling.
Easy processability via liquid injection molding (LIM), offering fast cure kinetics and low viscosity for complex part replication.
Medical-grade seals and gaskets for diagnostic equipment and drug delivery devices.
Optically clear components in wearable health monitors and sensor housings.
Soft-touch overmolded grips and ergonomic interfaces for surgical instruments and handheld medical tools.
Sealing elements in implantable and external therapeutic devices requiring high purity and dimensional stability.
Custom molded parts for pharmaceutical packaging systems where extractables and leachables control is critical.
| Chemical Type | Platinum-cured addition-cure silicone elastomer |
| Product Form | Two-part liquid system (Part A + Part B) |
| Appearance | Clear, colorless viscous liquid (Part A); clear, colorless liquid catalyst (Part B) |
| Primary Applications | Medical devices, wearable electronics, precision sealing, optical components |
| Key Features | Biocompatible, low extractables, high transparency, LIM-processable |
| Benefits | Reduced post-molding processing, consistent part quality, regulatory-ready formulation |
| Cure Mechanism | Platinum-catalyzed hydrosilylation at elevated temperature |
| Shelf Life | 12 months unopened at ≤25 °C (refrigerated storage recommended for Part B) |
Q1: What is the primary function of DOWSIL SE 5006 in silicone elastomer formulations?
A: DOWSIL SE 5006 is a high-performance silicone elastomer additive designed to enhance surface softness, improve slip and abrasion resistance, and reduce coefficient of friction in cured silicone rubber systems—without compromising mechanical integrity or thermal stability.
Q2: Is DOWSIL SE 5006 compatible with both platinum-cure and peroxide-cure silicone elastomers?
A: Yes, DOWSIL SE 5006 demonstrates broad compatibility with both addition-cure (platinum-catalyzed) and condensation-cure (peroxide-initiated) silicone elastomer systems, making it suitable for diverse manufacturing processes including liquid silicone rubber (LSR) injection molding and high-temperature vulcanization (HTV).
Q3: How does DOWSIL SE 5006 affect processing behavior during mixing and curing?
A: When incorporated into base polymers, DOWSIL SE 5006 typically improves batch homogeneity and reduces viscosity at high shear, facilitating easier dispersion and mold filling. It does not significantly delay or accelerate cure kinetics under standard processing conditions.
Q4: Can DOWSIL SE 5006 be used in medical-grade silicone formulations?
A: DOWSIL SE 5006 is formulated to meet industry expectations for biocompatibility-supporting applications; however, final regulatory compliance—including USP Class VI, ISO 10993, or specific device clearance—depends on the complete formulation, processing parameters, and end-use validation conducted by the manufacturer.
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