Distinguishing photo-induced oxygen attack on alkyl chain <i>versus</i> conjugated backbone for alkylthienyl-benzodithiophene (BDTT)-based push–pull polymers
Michael A. Anderson, Anna Hamstra, Bryon W. Larson, Erin L. Ratcliff
Abstract
The photo-degradation of five push–pull donor polymers depends primarily on kinetically favorable reactions and not redox properties. We present reaction pathways and a methodology for evaluating the light-air stability of photoabsorbing materials.
Topics & Concepts
Conjugated systemAlkylPolymerDegradation (telecommunications)OxygenRedoxPhotochemistryPolymer chemistryMaterials scienceChemistryChemical engineeringCombinatorial chemistryOrganic chemistryElectrical engineeringEngineeringOrganic Electronics and PhotovoltaicsOrganic Light-Emitting Diodes ResearchSynthesis and properties of polymers