Polymer, composition, ink, and photoelectric conversion element

Provided is a polymer which, when utilized in a photoelectric conversion element, renders high EQE possible in a given range of wavelengths not shorter than 1,000 nm. The polymer comprises a constituent unit represented by formula (1) and a constituent unit represented by formula (2). (In the formul...

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1. Verfasser: ARAKI, TAKAFUMI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:Provided is a polymer which, when utilized in a photoelectric conversion element, renders high EQE possible in a given range of wavelengths not shorter than 1,000 nm. The polymer comprises a constituent unit represented by formula (1) and a constituent unit represented by formula (2). (In the formulae, X1 and X2 each independently represent a sulfur atom or an oxygen atom, Z represents a nitrogen atom or a group represented by -C(Ra)=, and R1, R2, R3, and Ra are as described in the description.) The polymer may include a unit comprising the constituent unit represented by formula (1) and the constituent unit represented by formula (2) which have been directly bonded to each other.