Abstract:
PROBLEM TO BE SOLVED: To fulfill demands for a photopolymerization initiator having high reactivity, easy to manufacture and handle in photopolymerization techniques.SOLUTION: The problems are solved by a compound of formulae (I), (II) and (III), where R, R, R'and R"'each is for example a Cto Calkyl with the proviso that at least one of R, R, R'and R"'carries a specific substituent, R, Rand Reach independently is a hydrogen atom or a basement substitute with the proviso that at least one of R, Rand Ris other than a hydrogen atom or a Cto Calkyl, R, R, R, R', RV, R', R", R", R"'and R"'each independently has a meaning shown for R, Rand R, and Ris for example Cto Calkyl.
Abstract:
The present invention relates to a photoactive material comprising a donor substance and an acceptor substance, wherein the donor substance comprises or consists of one or more compounds of formula (I) described herein, or the acceptor substance comprises or consists of one or more compounds of formula (I) described herein, or the donor sub¬ stance comprises or consists of a first compound of formula (I) described herein and the acceptor substance comprises a second compound of formula (I) described herein with the proviso that the first and second compound are not the same, as well as to an organic solar cell comprising said photoactive material. The present invention also relates to a photoelectric conversion device comprising or consisting of two or more organic solar cells comprising said photoactive material and to compounds of formula (I) as described herein for use as donor substance or as acceptor substance in a photoactive material. Further, the present invention relates to the use of a compound of formula (III) as described herein in the synthesis of a compound of formula (I) as described herein.
Abstract:
The present invention relates to an organic electronic device including a first electrode, a second electrode and a first organic layer interposed between the first electrode and the second electrode, wherein the first organic layer comprises at least one metal organic compound and at least one metal oxide. The present invention further relates to an apparatus comprising the organic electronic device according to the present invention.
Abstract:
The present invention relates to a photoactive material comprising a donor substance and an acceptor substance, wherein the donor substance comprises or consists of one or more compounds of formula (I) described below, or the acceptor substance comprises or consists of one or more compounds of formula (I) described below, or the donor substance comprises or consists of a first compound of formula (I) described below and the acceptor substance comprises a second compound of formula (I) described below with the proviso that the first and second compound are not the same, as well as to an organic solar cell or photodetector comprising said photoactive material. The present invention also relates to a photoelectric conversion device comprising or consisting of two or more organic solar cells comprising said photoactive material and to compounds of formula (I) as described below for use as donor substance or as acceptor substance in a photoactive material.
Abstract:
The present invention pertains to an electrode layer comprising a porous film made of oxide semiconductor fine particles sensitized with certain methin dyes. Moreover the present invention pertains to a photoelectric conversion device comprising said electrode layer, a dye sensitized solar cell comprising said photoelectric conversion device and to novel methin dyes.
Abstract:
Compounds of the formula II, and III wherein R 1 , R 2 , R' 2 and R"' 2 for example are C 1 -C 20 alkyl; R 3 , R 4 , and R 5 for example independently of one another are hydrogen or a defined substituent provided that at least one of R 3 , R 4 or R 5 is other than hydrogen or C 1 -C 20 alkyl; R 6 , R 7 , R 8 , R' 6 , R' 7 , R' 8 , R" 6 , R" 7 , R"' 6 and R"' 7 for example independently of one another have one of the meanings as given for R 3 , R 4 , and R 5 ; and R 9 for example is C 1 -C 20 alkyl; exhibit an unexpectedly good performance in photopolymerization reactions.
Abstract:
The present invention relates to a photoactive material comprising a donor substance and an acceptor substance, wherein the donor substance comprises or consists of one or more compounds of formula (I) described herein, or the acceptor substance comprises or consists of one or more compounds of formula (I) described herein, or the donor sub¬ stance comprises or consists of a first compound of formula (I) described herein and the acceptor substance comprises a second compound of formula (I) described herein with the proviso that the first and second compound are not the same, as well as to an organic solar cell comprising said photoactive material. The present invention also relates to a photoelectric conversion device comprising or consisting of two or more organic solar cells comprising said photoactive material and to compounds of formula (I) as described herein for use as donor substance or as acceptor substance in a photoactive material. Further, the present invention relates to the use of a compound of formula (III) as described herein in the synthesis of a compound of formula (I) as described herein.