Basf Se Corporation

Max-planck-gesellschaft Zur F&#xf6;rderung Der Wissenschaften E. V.

Other

Sion Power Corporation

Universität Des Saarlandes

Basf Taiwan Ltd.

Sorin Ivanovici

Martin Koenemann

Gerhard Wagenblast

Hannah Stephanie Mangold

Robert Send

Gerardus De Keyzer

Gabriele Mattern

Martina Mitgude

Klaus Müllen

Xinliang Feng

Gerd Weber

Shubin Yang

Hisatoshi Kura

Alexander Panchenko

Igor P Kovalev

Sebastian Valouch

Ruediger Schmidt

Helmut Moehwald

Martin Könemann

Michel Pepers

Bastian Ewald

Guido Kickelbick

Stephan Hermes

Matthias Müller

Helmut Möhwald

Rüdiger Schmidt

Matthias Mueller

Sandro Pagano

Bruno Inderbitzin

Maximilian Frank Halbauer

Chia Wei Tsai

Siang Fu Hong

Wei Cheng Chou

Yen Te Lee

Nils Steinbrueck

Philip Hanefeld

Mamiko Matsunaga

Jürgen Reichert

Michael Kuehn

Christian Steinig-nowakowski

Peter Breyer

Wei Chang Chou

Mary-Ambre Carvalho

Xinlang Feng

Ralf NÖRENBERG

An optical data communication system may include one or more para-phenylenevinylenes, a receiver for an optical data communication system comprising para-phenylenevinylene(s), a transmitter for an optical data communication system comprising para-phenylenevinylene(s), the use of para-phenylenevinylene(s) in an optical data communication system, specific para-phenylenevinylene(s) and their preparation.

Optical data communication system comprising para-phenylenevinylenes and specific para-phenylenevinylenes

A color converter may include a polymeric matrix material and at least one organic fluorescent colorant of formula I.a, I.b, and/or I.c wherein R, R, R, R, R, Rare H, C-C-alkyl or C-C-aryl-C-C-alkylene; R, Rare fluorine, chlorine, cyano or OR, R, Rare C-C-alkyl; Ris C-C-alkyl, C-C-aryl or C-C-aryl-C-C-alkylene, wherein the aryl moieties being optionally substituted by k substituents R; k is 1, 2, 3, 4, 5 or 6; Ris C-C-alkyl, C-C-alkoxy, CN, halogen, phenyl or phenoxy; and Ris C-C-alkyl or hydroxy-C-C-alkyl. Backlight units for liquid crystal displays; liquid crystal display devices, and a self-emissive display devices may include this color converter and such colorant.

Photostable cyano-substituted boron-dipyrromethene dye as green emitter for display and illumination applications

A receiver comprising a luminescent collector (luminescent detector) comprising at least one organic fluorescent colorant B, an optical data communication system comprising said receiver, and to the use of the luminescent collector as fast photodetector in a receiver for an optical data communication system.

Receiver comprising a luminescent collector for optical data communication

The present invention relates to a curable resin composition comprising a curable resin mixture and at least one C-C-alkenyl-substituted compound of formula (I) wherein m is 1, 2 or 3; R, R, Rand Rare hydrogen or C-C-aryloxy, which is substituted by one or more radicals selected from C-C-alkyl and C-C-aryl-C-C-alkylene; R, R, are hydrogen or optionally substituted C-C-aryl, or Rand Rtogether are a diradical of the formula A; A is a diradical of the formulae A.1 or A.2 wherein Ris C-C-alkenyl; R, n are as defined in the claims and in the description. The present invention also relates to a polymer comprising in copolymerized form at least one compound of formula (I) and an organopolysiloxane and to novel compounds of formula (I).

C-C-alkenyl-substituted rylene imide dyes and curing product of curable silicon resin composition and C-C-alkenyl-substituted rylene imide dyes

A yellow light emitting device may have a light source and a color converter wherein at most 1% of the total emitted radiant power of the yellow light emitting device is emitted in a wavelength range shorter than 520 nm, as well as the use of the yellow light emitting device.

Yellow light emitting device

The present invention relates to a transmitter for transmitting data and for emitting electromagnetic radiation in the visible spectral range, wherein the transmitter comprises a) a radiation source for generating and emitting first electromagnetic radiation, b) a modulator being adapted to modulate the first electromagnetic radiation depending on the data to be transmitted generating modulated first electromagnetic radiation, and c) a frequency converter for converting at least a part of the modulated first electromagnetic radiation into modulated second electromagnetic radiation, said modulated second electromagnetic radiation being different from the modulated first electromagnetic radiation, wherein the frequency converter comprises a polymeric matrix material comprising at least one organic fluorescent colorant. Furthermore, the invention relates to an illumination device comprising such transmitter. Moreover, the invention relates to a data transmission system comprising such a transmitter as well as a receiver and a data analyzer.

Transmitter for transmitting data and for emitting electromagnetic radiation in the visible spectral range and data transmission system

The present invention relates to a perylene bisimide compound of formula (I) or a mixture thereof. The present invention also relates to the use of the compound in color converters, to the color converters and their use, and to lighting devices containing at least one LED and at least one of the color converters. The present invention also relates to a printing ink formulation for security printing containing at least one of the phenoxy-substituted perylene bisimide compounds.

2-phenylphenoxy-substituted perylene bisimide compounds and their use

The present invention relates to 1,6,7,12-tetra-(2-isopropylphenoxy)-substituted perylene tetracarboxylic acid diimides of the formula (I) wherein Rand Rindependently of each other are selected from hydrogen, C-C-alkyl, C-C-haloalkyl, C-C-cycloalkyl, C-C-aryl and C-C-aryl-C-C-alkylene, where the rings of cydoalkyi, aryl, and aryl-alkylene in the three last-mentioned radicals are unsubstituted or substituted as defined in the claims and in the description. Moreover, the present invention relates to the use of said perylene compounds, in particular to the use of said perylene compound(s) in color converters, for data transmission and in security inks for security printing. The present invention also relates to the use of said color converters, to their use in lighting devices, to lighting devices comprising at least one LED and at least said color converter and to a device producing electric power upon illumination comprising a photovoltaic cell and said color converter. 

1,6,7,12-tetra-(2-isopropylphenoxy)-substituted perylene tetracarboxylic acid diimides as color converters

The present invention relates to a cyanoaryl substituted compound of formula (I), (I) wherein m is 0-4; R, R, Rand Rare selected from hydrogen, chlorine, bromine and C-C-aryl, which carries one to three cyano; each Rindependently from each other is selected from bromine, chlorine, cyano, &#x2014;NRaRb, C-C-alkyl, C-C-haloalkyl, C1-C24-alkoxy, C-C-haloalkoxy, C-C-cycloalkyl, heterocycloalkyl, heteroaryl, C-C-aryl, C-C-aryloxy, C-C-aryl-C-C-alkylene, etc., with the proviso that at least one of the radicals R, R, R, Rand Ris C-C-aryl, which carries one to three cyano; X is O, S, SO or SO; A is a diradical of the formulae (A.1), (A.2), (A.3), or (A.4) wherein *, R, (R)n, (R)o and (R)p are as defined in the claims and in the description. The invention also relates to the use of said compound(s) in color converters, to said color converters and their use, to lighting devices, to a backlight unit for liquid crystal displays; a liquid crystal display device and a self-emissive display device comprising at least one compound (I). 

Cyanoaryl substituted benz(othi)oxanthene compounds

The present invention relates to perylene bisimides with rigid 2,2'-biphenoxy bridges which are useful in a wide variety of applications and to novel to perylene bisimides with rigid 2,2&#x2032;-biphenoxy bridges. The present invention also relates to the use of said compound(s) in color converters for improving the luminous efficacy of LEDs, to color converters and their use and to lighting devices comprising at least one LED or OLED and at least one color converter. The present invention also relates to a printing ink formulation for security printing comprising at least one perylene bisimide with rigid 2,2&#x2032;-biphenoxy bridges and security documents.

Perylene bisimides with rigid 2,2'-biphenoxy bridges

Color converter comprising at least one polymer and at least one organic fluorescent dye comprising at least one structural unit of the formula (I) where the structural unit may be mono- or polysubstituted by identical or different substituents and where one or more CH groups of the six-membered ring of the benzimidazole structure shown may be replaced by nitrogen.

Color converter

Disclosed herein are cyanated compounds of the formula (I) wherein at least one of the radicals R, R, Rand Ris CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO; m is 0, 1, 2, 3 or 4; Ris selected from bromine, chlorine, cyano, &#x2014;NRR, C-C-alkyl, C-C-haloalkyl, C-C-alkoxy, C-C-haloalkoxy, C-C-cycloalkyl, heterocycloalkyl, heteroaryl, C-C-aryl, C-C-aryloxy, C-C-aryl-C-C-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R, (R), (R)and (R)are as defined in the claims and in the description. Also disclosed are color converters containing at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, the use of the color converters, and lighting devices containing an LED and at least one color converter.

Cyanated benzoxanthene and benzothioxanthene compounds

The present invention relates to a cyanated perylene compound of the formula I in whichone of the Z substituents and one of the Z* substituents are cyano and the other Z substituent and the other Z* substituent are each independently COR, CONRR, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl or C-C-aryl, where R, Rand Rare each as defined in the claims;and mixtures thereof. The present invention further relates to a composition comprising a cyanated perylene compound of the formula I or mixtures thereof and to a process for preparation thereof; to color converters comprising at least one polymer as matrix material and at least one cyanated perylene compound or mixtures thereof or a composition comprising at least one cyanated perylene compound or mixtures thereof as fluorescent dye; to the use of these color converters and to lighting devices comprising at least one LED and at least one color converter.

Cyanated perylene compounds

The present invention relates to cyanated naphthalenebenzimidazole compounds of the formula (I) and mixtures thereof, in which R, R, R, R, R, R, R, R, Rand Rare each independently hydrogen, cyano or aryl which is unsubstituted or has one or more identical or different substituents R, where Ris as defined in the claims and in the description, with the proviso that the compounds of the formula I comprise at least one cyano group. The invention further relates to color converters comprising at least one polymer as a matrix material and at least one cyanated naphthalenebenzimidazole compound or mixtures thereof as a fluorescent dye, to the use of the color converters and to lighting devices comprising at least one LED and at least one color converter. 

Cyanated naphthalenebenzimidazole compounds

A color converter comprising at least one layer comprising at least one organic fluorescent colorant and at least one barrier layer having a low permeability to oxygen.

Color converters

Growing community of inventors

Heidelberg, Germany

Sorin Ivanovici