ORGANIC SEMICONDUCTOR COMPOSITION AND ORGANIC SEMICONDUCTOR ELEMENT

摘要

An object of the present invention is to provide an organic semiconductor composition from which an organic semiconductor having excellent mobility and temporal stability is obtained, and an organic semiconductor element having an organic semiconductor formed of the organic semiconductor composition.;An organic semiconductor composition of the present invention includes an organic semiconductor which has a condensed polycyclic aromatic group having 4 or more rings, among which 2 or more rings contain at least one atom selected from the group consisting of a sulfur atom, a nitrogen atom, a selenium atom, and an oxygen atom, and has a structure selected from the group consisting of a benzene ring, a naphthalene ring, and a phenanthrene ring as a partial structure in the condensed polycyclic aromatic group, an organic solvent A, an organic solvent B, and a surfactant having an organic siloxane moiety represented by —O—SiR1R2, and in a case where an SP value of the organic solvent A is denoted by SP(A) and an SP value of the organic solvent B is denoted by SP(B), SP(B)−SP(A)≧2 MPa1/2 is satisfied.

主权项

1. An organic semiconductor composition comprising:
an organic semiconductor which has a condensed polycyclic aromatic group having 4 or more rings, among which at least two rings have at least one atom selected from the group consisting of a sulfur atom, a nitrogen atom, a selenium atom, and an oxygen atom, and has at least one structure selected from the group consisting of a benzene ring, a naphthalene ring, and a phenanthrene ring as a partial structure in the condensed polycyclic aromatic group; an organic solvent A; an organic solvent B; and a surfactant having an organic siloxane moiety represented by —O—SiR1R2—, wherein in a case where an SP value of the organic solvent A is denoted by SP(A) and an SP value of the organic solvent B is denoted by SP(B), SP(B)−SP(A)≧2 MPa1/2 is satisfied, and R1 and R2 each independently represent a monovalent hydrocarbon group not containing an ether bond.