摘要:
Disclosed is a photoelectric conversion element comprising a pair of electrodes, at least one of which is transparent or translucent, and a photoactive layer provided between the electrodes, wherein the photoactive layer contains an electron donating compound and an electron accepting compound, and the electron donating compound or the electron accepting compound is a polymer compound having a repeating unit represented by the following formula (I), and the proportion of the repeating unit represented by the formula (I) is the highest among all of the repeating units contained in the polymer compound: wherein R1, R2, R3, R4, R5 and R6 are the same or different, represent a hydrogen atom or a substituent, and may be linked with one another to form a cyclic structure; X1, X2 and X3 are the same or different and represent a sulfur atom, an oxygen atom, a selenium atom, —N(R7)— or —CR8═CR9—; R7, R8, and R9 are the same or different and represent a hydrogen atom or a substituent; and n and m are the same or different and represent an integer of 0 to 5; and when a plurality of R1s, R2s, R5s, R6s, X1s or X3s respectively exist, they may be the same or different.
摘要:
A polymer compound containing a structure of the following formula (B): —Ar— (A) (wherein, Ar represents an arylene group, divalent heterocyclic group, divalent aromatic amine group or divalent group having a metal complex structure.) (wherein, A ring and B ring represent each independently an aromatic ring optionally having a substituent. X1 represents —C(═O)—, —S(═O)—, —S(═O)2—, —P(═O)(R1)—, —C(R1)(R2)—, —C(R2)(R2)—, —B(R1)—, —N(R1)— or —Si(R1)(R1)—. R* represents a hydrogen atom or monovalent or divalent group, R1 represents a hydrogen atom or monovalent group, and R2 represents a monovalent group having a hetero atom. When R1 and R2 are present each in plural number, they may be the same or different).
摘要:
A polymer compound comprising a repeating unit represented by the formula (1) and a repeating unit represented by the formula (2). In the formula (1), Ar1 and Ar2 each independently represent an arylene group or a group represented by the following formula (3); R1, R2, R3, and R4 each independently represent a hydrogen atom, an alkyl group, an alkoxy group, or an aryl group; and a hydrogen atom contained in these groups may be substituted by a fluorine atom. In the formula (2), R5, R6, R7, R8, R9, and R10 each independently represent a hydrogen atom, an alkyl group, an alkoxy group, or an aryl group; and a hydrogen atom contained in these groups may be substituted by a fluorine atom.
摘要:
A polymer compound comprising a repeating unit represented by the following general formula (1-1) and/or a repeating unit represented by the following general formula (1-2): (in the formula, Rf1 and Rg1 are the same or different, and each represents a phenyl group or the like, and Rd1 and Re1 are the same or different, and each represents a hydrogen atom or the like) (in the formula, Rf2 and Rg2 are the same or different, and each represents a phenyl group or the like, and Rd2 and Re2 are the same or different, and each represents a hydrogen atom or the like).
摘要翻译:包含由以下通式(1-1)表示的重复单元和/或由以下通式(1-2)表示的重复单元的聚合物化合物:(式中,Rf1和Rg1相同或不同, 并且各自表示苯基等,并且Rd1和Re1相同或不同,并且各自表示氢原子等)(式中,Rf2和Rg2相同或不同,并且各自表示苯基 R 2和Re 2相同或不同,各自表示氢原子等)。
摘要:
Provided is a polymer comprising a repeating unit represented by formula (1), wherein, A1 represents a divalent group in which the bond distance ratio (bond distance of C(α)-A1/bond distance of C(α)-C(β)) is 1.10 or more; R1, R2, R3, R4, R5, and R6, each independently represent a hydrogen atom, alkyl group, alkyloxy group, aryloxy group, arylalkyloxy group, etc. The polymer is useful as a light-emitting material, a charge transporting material, etc.
摘要:
High-molecular compounds comprising repeating units represented by the general formula (1) or (2) and having number-average molecular weights of 103 to 108 in terms of polystyrene: (1) [wherein Ar1 and Ar2 are each independently a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group; and X1 and X2 are each independently O, S, C(═O), S(═O), SO2, C(R1)(R2), Si(R3)(R4), N(R5), B(R6), P(R7), or P(═O)(R8), with the provisos that X1 and X2 must not be the same and that X1 and Ar2 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar1, and X2 and Ar1 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar2] (2) [wherein Ar3 and Ar4 are each independently a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group; and X3 and X4 are each independently N, B, P, C(R9), or Si(R10), with the provisos that X3 and X4 must not be the same and that X3 and Ar4 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar3, and X4 and Ar3 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar4].
摘要:
Provided is a polymeric fluorescent substance showing fluorescence in solid state, which has a specific carrier drift mobility, a specific repeating unit, and specific number-average molecular weight. The polymeric fluorescent substance is excellent in solubility to organic solvents, and has higher efficiency and longer lifetime in applying as a polymer LED.
摘要:
A copolymer has a polystyrene reduced number average molecular weight of 103-108, and includes repeating units represented by formulas (1), (2), and (3), —Ar1— (3) The copolymer has an excellent solubility in an organic solvent, and a high glass transition temperature in good valance. Further, a polymer LED has high performance, such as low-voltage driving and high luminance.
摘要:
Provided is a polymer comprising a repeating unit represented by formula (1), wherein, A1 represents a divalent group in which the bond distance ratio (bond distance of C(α)-A1/bond distance of C(α)-C(β)) is 1.10 or more; R1, R2, R3, R4, R5, and R6, each independently represent a hydrogen atom, alkyl group, alkyloxy group, aryloxy group, arylalkyloxy group, etc. The polymer is useful as a light-emitting material, a charge transporting material, etc.
摘要:
Provided is a polymeric fluorescent substance which emits a fluorescence in a solid state, which comprises the following repeating unit in an amount of 20 mol % or more based on the total amount of all repeating units, in the formula, X1 represents a group selected from the group consisting of —CR3═CR4—, —C≡C—, —SiR5R6—, —NR7—, —CO—, —CO—O—, —O—CO—, —SO2—, a carbon-carbon single bond, —O— and —S—. The polymeric fluorescent substance has strong fluorescence, and can be suitably used as a polymer LED and a dye for laser.