Abstract:
The present invention relates to a new crystal form of bis(diphenylimidazolidinetrithione- κS4, κS5)-, (SP-4-1)-nickel(II), a printing ink formulation for security printing and security documents, comprising the new crystal form of bis(diphenylimidazolidinetrithione-κS4, κS5)-, (SP-4-1)-nickel(II) as well as its use as IR absorber.
Abstract:
The present invention relates to specific Ga-naphthalocyanine chromophores with short chain alkoxy axial substituents, their use as almost colourless IR absorbers, for optical filter applications; especially for plasma display panels, or for laser welding of plastics. The compounds may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and are particularly well-suited for security applications.
Abstract:
The present invention provides a compound of formula The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.
Abstract:
The present invention provides process for the preparation of polymers comprising at least unit of formula (1), which process comprises the step of (v) treating a compound of formula (5), wherein Y 2 is I, Br, CI or O-S(O) 2 CF 3 , with an S-donor agent, in order to obtain the compound of formula (4), wherein Y 2 is as defined for the compound of formula (5), a process for the preparation of a compound of formula (4) as well as compounds of formula (4).
Abstract:
The present invention provides a compound of formula (1) wherein X is -Cl, -Br or -I. The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.
Abstract:
Pigmentzusammensetzungen, enthaltend UV-Absorber und anorganische Polysäuren. Bei den UV-Absorbern kann es sich um kationische UV-Absorber handeln, beispielsweise um Salicylsäure-, Zimtsäure-, Benzotriazol-, Benzophenon-, Naphthylimidderivate, Phenyltriazine, Benzylidencampherderivate. Die kationischen UV-Absorber enthalten häufig quaternierte Stickstoffatome, Imidazolium-, Pyridiniumgruppen oder Sulfoniumgruppen. Verfahren zur Herstellung von Pigmentzusammensetzungen, umfassend das Bereitstellen einer Lösung eines oder mehrerer kationischer UV-Absorber, das Bereitstellen einer Lösung einer oder mehrerer anorganischer Polysäuren bzw. Salzen der Polysäuren, das Mischen der Lösungen und Ausfällen der Pigmentzusammensetzung. Verwendungen von Pigmentzusammensetzungen als Lichtschutzmittel. Kationische UV-Absorber der Formel (I), wobei X- Halogenid, CH 3 SO 3 -, CH 3 OSO 3 -, C 2 H 5 OSO 3 -, p-CH 3 -C 6 H 4 OSO 3 -, CN-, SCN-, R 11 H, Halogen, C 1 -C 20 -Alkyl, perflouro-C 1 -C 20 -Alkyl, R 12 C1 -C 20 -Alkyl, R 13 C 1 -C 20 -Alkyl, R 14 C 1 -C 20 -Alkyl, R 15 C 1 -C 20 -Alkyl, C 2 -C 6 -Alkylen-N + (CH 3 ) 3 X- sind oder R 13 und R 14 gemeinsam eine C 4 -C 7 -Alkylengruppe bilden können, die optional durch ein Heteroatom unterbrochen sein kann und wobei die C 1 -C 20 - Alkylgruppen der Substituenten R 11 , R 12 , R 13 , R 14 und/oder R 15 optional durch ein oder mehrere O-Atome unterbrochen sein können.
Abstract:
This invention relates to process for preparing fluorinated dyes selected from the group consisting of compounds of the general formulae (I) and (III) and mixtures thereof by reacting the corresponding compounds which do not have R 12 or R 30 as substituents with compounds of the general formula R 12 A or R 30 A where A is selected from the group consisting of I and Br, the compounds obtained from said process and and the use of these fluorinated dyes in electrophoretic displays.
Abstract:
The present invention relates to particles of naphthalocyanine and phthalocyanine chromophores of formula (I) having a number average particle size in the range of from 10 nm to 80 nm with standard deviation being less than 40 nm, their use as almost colourless IR absorbers, for optical filter applications, especially for plasma display panels, or for laser welding of plastics. The compounds may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and are particularly well-suited for security applications.
Abstract:
The present invention relates to a fusing agent, comprising a compound of formula (I), a three-dimensional (3D) printing kit including the compound of formula (I) and A method for three-dimensional (3D) printing, including selectively applying the fusing agent on at least a portion of the build material layer and the use of the compound of formula (I) as almost colourless IR absorbers in 3D printing.
Abstract:
The present invention relates to a new crystal form of the compound of formula and a process for its preparation. The compound may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and is particularly well-suited for security applications.