Advanced polyethylene glycol based flexible composite phase change materials enabling stable and efficient lithium-ion battery thermal safety management

Key Points

• Stable thermal management improves the efficiency of lithium-ion batteries with the new composite materials.
• The performance of the polyethylene glycol based composites leads to a significant enhancement in safety during battery operation.
• Assessment using phase change materials shows improved thermal stability under operational conditions for lithium-ion batteries.
• These findings may enable safer battery designs and further applications in energy storage technologies.