Low Temperature Flexibility
Silicone and polyolefin chemistries offer significant advantages in enhancing polymer performance at low temperatures, addressing challenges such as brittleness, reduced flexibility, and mechanical failure.
Silicone chemistry advantages
- Flexibility & elasticity: Silicones remain highly flexible even at sub-zero temperatures due to their low glass transition temperature (Tg).
- Thermal stability: They maintain consistent performance across a broad temperature range (-100°C to 250°C).
- Low surface energy: This property enhances resistance to ice formation and adhesion, making them ideal for coatings and sealants.
- Durability & weather resistance: Silicones resist UV radiation, oxidation, and moisture, ensuring long-term performance in extreme conditions.
Polyolefin chemistry advantages
- Impact resistance: Polyolefins, especially elastomer-modified grades (e.g., ethylene-propylene copolymers), retain toughness at low temperatures.
- Low density & lightweight: This makes them ideal for applications requiring strength without added weight.
- Chemical resistance: Polyolefins resist moisture, chemicals, and environmental stress cracking.
- Processability & cost efficiency: They can be easily modified and blended with additives to optimize low-temperature performance without significantly increasing costs.
By integrating silicone or modified polyolefins into polymer formulations, manufacturers can improve flexibility, impact resistance, and durability in extreme cold environments, making them valuable for applications in automotive, aerospace, medical, and industrial sectors.
Featured stories
Eurikas launches BraidForce™ for braided gland packing applications
Eurikas introduces BraidForce™, an anionic emulsion of high-performance specialty wax developed specifically for braided gland packing formulations, combining lubrication and water resistance with a small average particle size and narrow particle-size distribution for consistent performance.
Paving the way for future growth
Missed us at the European Coatings Show 2025? Discover here how we can address tomorrow’s challenges today in the rapidly evolving coatings industry.