Insights into the relationship between molecular and order-dependent photostability of ITIC derivatives for the production of photochemically stable blends
Y. A. Quiroz Avalos, Quentin Eynaud, Pavlo Perkhun, Agnès Rivaton, Wolfgang Köntges, Rasmus R. Schröder, Tomoyuki Koganezawa, Noriyuki Yoshimoto, Anil Kumar Bharwal, David Duché, Carmen M. Ruiz, Olivier Margeat, Cyril Aumaître, Renaud Demadrille, Christine Videlot‐Ackermann, Jörg Ackermann
Abstract
A systematic study of the intrinsic photostability of ITIC, ITIC-Th and ITIC-4F in solution, in layers and in blends with donor polymers is done. The temperature effect blends show that the amorphous to crystalline transition promotes stability.
Topics & Concepts
Materials scienceAmorphous solidGlass transitionPolymerChemical engineeringDegradation (telecommunications)PhotochemistryOrganic chemistryComposite materialChemistryTelecommunicationsComputer scienceEngineeringOrganic Electronics and PhotovoltaicsOrganic Light-Emitting Diodes ResearchConducting polymers and applications