摘要:
wherein, if present, X3, X4 are O or C(CN)2 and m, R4a, R4b, R5a, R5b, R6a, R6b, R6c, R6d, R7a, R7a, R8a, R8b, R9, R10a, R10b, Rm1, Rm2, Rm3 and Rm4 are as defined in the claims and description. The present invention also relates to a method for their preparation and their use as semiconductors, in particular as semiconductors in organic electronics and organic photovoltaics.
摘要:
The present invention provides compounds of formula 1 wherein X1 and X2 are independently from each other O, S or Se, and an electronic device comprising the compounds as semiconducting material.
摘要:
The present invention provides compounds of formula (I) wherein X is O, S or NR10,wherein R10 is H, C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl or C(0)-OR11, R1 and R11 are independently from each other selected from the group consisting of C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl, C5-8-cycloalkyl, substituted C5-8-cycloalkyl, C5-8-cycloalkenyl, and substituted C5-8-cycloalkenyl, and an electronic device comprising the compounds as semiconducting material.
摘要:
Provided is a process for preparing a composition comprising semiconducting single-walled carbon nanotubes, a semiconducting polymer and solvent A (composition A), which process comprises the step of separating composition A from a composition comprising semiconducting and metallic single-walled carbon nanotubes, the semiconducting polymer and solvent B (composition B), wherein the semiconducting polymer has a band gap in the range of 0.5 to 1.8 eV and solvent A and B comprise an aromatic or a heteroaromatic solvent, composition A itself, a process for forming an electronic device, which process comprises the step of forming a layer by applying composition A to a precursor of the electronic device, as well as the electronic device obtainable by this process.
摘要:
Provided are a process for preparing a crystalline organic semiconductor material wherein the conditions of crystallization lead to the formation of crystals at the gas liquid interface having advantageous semiconductor properties, the obtained crystalline organic semiconductor material and the use thereof for the production of organic semiconductor devices, in particular organic field effect transistors and organic solar cells.
摘要:
The present invention provides compounds of formula (1) wherein o is 1, 2 or 3, p is 0, 1 or 2, n is 0, 1 or 2, m is 0, 1 or 2, and A is a mono- or polycyclic ring system, which may contain at least one heteroatom, and an electronic device comprising the compounds as semiconducting material.
摘要:
The present invention relates to a process for purifying graphene nanoribbons, which comprises: - bringing into contact a composition comprising graphene nanoribbons GNR1 and one or more contaminants with a liquid medium comprising a dispersant, and dispersing the graphene nanoribbons GNR1 in the liquid medium so as to obtain a liquid dispersion of the graphene nanoribbons GNR1, - subjecting the liquid dispersion of the graphene nanoribbons GNR1 to a separation treatment so as to at least partly remove the one or more contaminants, thereby obtaining a liquid dispersion of purified graphene nanoribbons GNR1.
摘要:
The present invention provides an electronic component or device comprising a gate electrode, a source electrode and a drain electrode, wherein said component or device further comprising an organic semiconducting (OSC) material that is provided between the source and drain electrode, wherein the OSC material comprises (a) a polymer represented by formula: (I), and (b) a compound of formula (II). High quality OFETs can be fabricated by the choice of a semiconductor material, which is comprised of a polymer represented by formula I and (b) a compound of formula II.