Pristine lignin as a flame retardant in flexible PU foam
Dongqiao Zhang, Jia Zeng, Weifeng Liu, Xueqing Qiu, Yong Qian, He Zhang, Yi Yang, Meng Liu, Dongjie Yang
Abstract
Pristine lignin could completely prevent fire from destroying PU foam through growing protective thermal char, dilution of oxygen and radical scavenging.
Topics & Concepts
Fire retardantCharLigninDilutionChemistryChemical engineeringOxygenMaterials scienceOrganic chemistryPyrolysisEngineeringThermodynamicsPhysicsLignin and Wood ChemistryFlame retardant materials and propertiesPolymer composites and self-healing