Abstract:
Optical recording medium suitable for optical recording with a laser of wavelength from 350 to 500 nm, especially about 405 nm, wherein the recording track comprises a compound of formula [(L 1 )M 1 (L 2 )] m- Z 1 n+ (I), or a mesomeric or tautomeric form thereof, wherein L 1 and L 2 independently of one another are divalent, preferably yellow or orange azo ligands, M 1 is a metal cation in the oxidation state +3, a hydroxy or halogeno metal group wherein the metal is in the oxidation state +4, or an oxo metal group wherein the metal is in the oxidation state +5; m is 1; n is an integer 1, 2 or 3; and Z 1 is a cation selected from a choice of organic chromophores, the absorption maximum of which is mainly in the yellow to orange range.
Abstract:
Die vorliegende Erfindung betrifft Metall-Carben-Komplexe umfassend ein Zentralatom ausgewählt aus Iridium und Platin, und Diazabenzimidazolcarben-Liganden, organische Leuchtdioden, die solche Komplexe enthalten, Licht-emittierende Schichten, enthaltend wenigstens einen solchen Metall-Carben-Komplex, eine Vorrichtung ausgewählt aus der Gruppe umfassend Beleuchtungselemente, stationäre Bildschirme und mobile Bildschirme enthaltend eine solche OLED sowie die Verwendung eines solchen Metall-Carben-Komplexes in OLEDs, beispielsweise als Emitter, Matrixmaterial, Ladungstransportmaterial und/oder Ladungs- oder Excitonenblocker.
Abstract:
Disclosed is the use of merocyanine derivatives of formula (I) for protecting of human hair and skin against the damaging effect of UV radiation.
Abstract:
The invention relates to an optical recording medium comprising a substrate, a recording layer and optionally one or more reflecting layers, wherein the recording layer comprises a compound of formula (I) or a tautomeric or mesomeric form thereof, wherein G 1 and G 2 are each independently of the other C(R 5 ) or N; M 1 is a lanthanide or transition metal of groups 4 to 10; P is a phthalocyanino diradical; and R 1 to R 5 are substituents as defined in the description and the claims. Recording and playback are effected especially at a wavelength of from 350 to 500 nm, for example using a blue laser. The recording and playback quality is excellent and allows a high storage density.
Abstract:
The present invention provides an organic electronic device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organic metal complex of formula (I), and a compound of formula (II), or (III). The organic electronic device, especially an organic light emitting device can show superior life time, power efficiency, quantum efficiency and/or a low operating voltage.
Abstract:
Novel electrophosphorescent copolymers of the composition [A 1 ] x1 , [A 2 ] x2 , [A 3 ] x3 , [A 4 ] x4 , [A 5 ] x5 wherein the structural units A 1 , A 2 , A 3 , A 4 and/or A 5 are in blocks or at random, and the copolymer is linear or crosslinked, and A 1 is an organic radical of a phosphorescent light emitting moiety; A 2 is an organic radical providing host functionality; A 3 is an organic radical providing electron transport functionality; A 4 is an organic radical providing hole transport functionality; A 5 is a radical derived from aliphatic or aromatic organic monomers; x1 is a number from 1 to about 1000; x2, x3, x4 and x5 independently are numbers from 0 to about 100 000, with the proviso that the sum (x1 + x2 + x3 + x4 + x5) is at least 5, especially greater than 9; are characterized in that A 1 contains a metal benzotriazole complex moiety or A 2 is selected from repeating unit(s) of the formulae (III), (IV), where the symbols are as defined in claim 1. The novel copolymers are useful as active materials e.g. in electroluminescent devices.
Abstract translation:新的电致磷光共聚物组合物[A 1] x 1,[A 2] x 2 x 2, [A 3],[A 4],[A 5],[A 5],[A 5] 其中结构单元A 1,A 2,A 3,A ,其中结构单元A 1,A 2,A 3,A > 4和/或A 5是嵌段或无规共聚物,并且共聚物是线性的或交联的,并且A 1是磷光的有机基团 发光部分; A 2是提供主体官能团的有机基团; A 3是提供电子传输官能团的有机基团; A 4是提供空穴传输功能的有机基团; A 5是衍生自脂族或芳族有机单体的基团; x1是从1到约1000的数字; (x1 + x2 + x3 + x4 + x5)至少为5,尤其大于9; x2,x3,x4和x5各自独立地为0至约100000的数字,条件是总和 其特征在于A 1包含金属苯并三唑络合物部分或A 2选自式(III),(IV)的重复单元,其中 符号如权利要求1中所定义。新型共聚物可用作活性物质, 在电致发光器件中。 p>
Abstract:
A non-resonant multi-photon absorption material, e.g. for optical data storage, is described wherein a photochromic effect is achieved in a defined volume by 2 photon or multi-photon absorption of a suitable phthalocyanine.
Abstract:
A non-resonant multi-photon absorption material, e.g. for optical data storage, is described wherein a photochromic effect is achieved in a defined volume by 2 photon or multi-photon absorption of a suitable phthalocyanine.
Abstract:
Disclosed is the use of merocyanine derivatives of formula (I), wherein Q is hydrogen; C 1 -C 22 alkyl; -OH; -OR 7 ; -NR 7 R 8 ; or -N=R 9 ; R 1 is hydrogen; C 1 -C 22 alkyl; -OR 7 , -SR 7 ; -NR 7 R 8 ; C 1 -C 22 alkyl; C 2 -C 12 alkenyl; C 2 -C 12 alkinyl; C 3 -C 12 cycloalkyl; C 3 -C 12 cycloalkenyl; C 7 -C 12 aralkyl; C 1 -C 12 heteroalkyl, C 2 -C 11 heteroaralkyl; C 6 -C 10 aryl; or C 1 -C 9 heteroaryl; R 4 is cyano; COR 7 , COOR 7 ; CONR 7 R 8 ; SO 2 (C 6 -C 12 )aryl; C 2 -C 12 alk-1-enyl; C 3 -C 12 cycloalk-1-enyl; C 2 -C 12 alk-1-inyl; C 2 -C 12 heteroalkyl; C 3 -C 5 heterocycloalkyl; C 6 -C 10 aryl; or C 1 -C 9 heteroaryl; R 5 is -COR 7 ; -COOR 7 ; -OR 7 ; -SR 7 , -NHR 7 , -NR 7 R 8 ; C 1 -C 22 alkyl; C 2 -C 12 alkenyl; C 2 -C 12 alkinyl; C 3 -C 12 cycloalkyl; C 3 -C 12 cycloalkenyl; C 7 -C 12 aralkyl; C 1 -C 12 alkylphenyl; C 1 -C 12 alkoxy-C 6 -C 10 aryl; C 1 -C 12 heteroalkyl; C 2 -C 11 heteroaralkyl; C 3 -C 12 cycloheteroalkyl; C 6 -C 10 aryl; C 1 - C 12 alkoxy-C 6 -C 10 aryl; or C 1 -C 9 heteroaryl; R 6 is hydrogen; C 1 -C 22 alkyl; C 1 -C 22 alkoxy; or COR 7 ; R 7 and R 8 independently from each other are hydrogen; C 1 -C 22 alkyl; C 2 -C 12 alkenyl; C 2 -C 12 alkinyl; C 3 -C 12 cycloalkyl; C 3 -C 12 cycloalkenyl; -(CH 2 ) t COOH; C 7 -C 12 aralkyl; C 1 -C 12 heteroalkyl; C 2 -C 11 heteroaralkyl; C 6 -C 10 aryl; C 1 -C 9 heteroaryl; Si-R 10 R 11 R 12 ; Si(OR 10 )(OR 11 )(OR 12 ); SiR 10 (OR 11 )(OR 12 ); SiR 10 R 11 (OR 12 ); -(CH 2 ) u -O-(CH 2 ) v -SiR 10 R 11 R 12 ; or a radical X-Sil; t, u and v, independently from each other are a number from 1 to 5; R 9 is a (C 1 -C 6 )alkylidene radical; R 10 , R 11 , R 12 independently form each other are C 1 -C 22 alkyl; X is a linker; Sil is a silane-, oligosiloxane- or polysiloxane radical; R 1 and R 2 , R 1 and Q, R 1 and R 6 , R 1 and T, R 2 and R 3 , R 2 and R 4 , R 2 and R 6 , R 2 and Q, R 4 and R 6 , R 4 and T, R 6 and Q, T and Q, each independently, are linked together, so that 1, 2, 3 or 4 carbocyclic or N, O and/or S-heterocyclic rings are formed, wherein each of them, independently from each other, may be condensed with an aromatic or heteroaromatic ring, and/or more N-, O- and/or S-heterocyclic rings, and each N atom in a N-heterocyclic ring may be substituted by C 1 -C 22 alkyl; n is a number from 1 to 4; wherein at least one of the radicals R 1 , R 6 or Q is different from hydrogen; if n = 1 T is -COR 5 ; -CN; C 6 -C 10 aryl; -NHR 5 ; or -SO 2 -(C 6 -C 12 )aryl; R 2 and R 3 independently from each other are C 1 -C 22 alkyl; hydroxy-C 1 -C 22 alkyl; C 2 -C 12 alkenyl; C 2 -C 12 alkinyl; C 3 -C 12 cycloalkyl, C 3 -C 12 cycloalkenyl; C 7 -C 12 aralkyl; C 1 -C 12 heteroalkyl; C 3 -C 12 cycloheteroalkyl; C 6 -C 10 aryl; C 1 -C 9 heteroaryl; or a radical of formula (II); p is a number from 5 to 100; q is a number from 1 to 5; s is a number from 0 to 4; if n = 2 R 2 and R 3 are each C 1 -C 5 alkylene; and simultaneously T is defined as for n = 1; or T is a bivalent radical of formula -NR 7 -V-NR 7 -, wherin V is phenylene; or C 1 -C 5 alkylene; R 7 is hydrogen; or C 1 -C 5 alkyl; and R 2 and R 3 simultaneously are defined as for n = 1; if n = 3 one of R 2 , R 3 or T is a trivalent radical; if n = 4 one of R 2 , R 3 or T is a tetravalent radical; for protecting of human hair and skin against the damaging effect of UV radiation.
Abstract:
The invention relates to novel optical recording media, which comprise particular novel metal chelates and have an excellent recording and playback quality, especially at a wavelength of from 300 to 500 nm.