Abstract: A polymer compound comprising a first constitutional unit represented by formula (1), a second constitutional unit represented by formula (2), and at least one constitutional unit selected from the group consisting of a third constitutional unit represented by formula (3) and a fourth constitutional unit represented by formula (4).

Abstract: Coordination complexes of at least one metal element with at least one aromatic monomer are provided. The at least one aromatic monomer may comprise at least one aromatic ring, which ring comprising at least one ethylenic group, at least one hydroxide group —OH, at least one oxime group and salts thereof. The metal element may be in the form of a metal alkoxide.

Abstract: A taggant composition including a taggant material that is invisible in light of the visible spectrum and fluoresces under a non-visible excitation energy, a binder, and a solvent in which the taggant material and the binder are dissolved. The taggant composition can be printed or otherwise applied to a material such as fabric to provide a detectable and identifiable indicium. A method and apparatus for detecting and decoding the taggant indicium are also provided.

Abstract: A metal complex represented by the following formula (1): wherein R1 to R6, R8 and R11 to R20 represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an acyl group, an acyloxy group, an amide group, an acid imide group, an imine residue, a substituted amino group, a substituted silyl group, a substituted silyloxy group, a substituted silylthio group, a substituted silylamino group, a monovalent heterocyclic group, a heteroaryloxy group, a heteroarylthio group, an arylalkenyl group, an arylalkynyl group, a substituted carboxyl group or a cyano group; Z1 to Z5 represent —C(R*)? or a nitrogen atom, wherein R* represents a hydrogen atom or a substituent, provided that at least two of Z1 to Z5 are nitrogen atoms; m represents 1 or 2.

Abstract: To provide a polymer compound which is useful as a light emitting material or charge transport material having a boron atom. A polymer compound comprising a structure represented by a formula (1) as described below: wherein R1, R2, and R3 each independently represents a hydrogen atom or a substituent.

Abstract: A subject for the invention is to provide compounds where a film formation can be made by a wet film formation method, a heating temperature at the film formation is low, the film formed therefrom has high stability, and the other layers can be laminated thereon by a wet film formation method or another method. The compounds are usable as a material for electronic device which decreases little in charge transport efficiency or luminescent efficiency and which have excellent driving stability. The invention resides in a compound and a polymer which are characterized by having a elimination group of a specific structure and in an organic compound characterized by having a elimination group having a low elimination temperature.

Abstract: Disclosed is a fluorescent material for converting wavelengths used in a light transmitting layer of a solar cell module, by mixing a fluorescent substance and a vinyl compound. Also, disclosed is a resin composition for converting wavelengths by polymerizing the vinyl compound of the fluorescent material for converting wavelengths and then mixing it with a transparent dispersion medium resin. Therefore, there can be provided a fluorescent material for converting wavelengths capable of converting a light that contributes less to solar energy generation in the incident solar radiation, to a wavelength that contributes significantly to energy generation, as well as utilizing the solar radiation efficiently and stably without deteriorating, a resin composition for converting wavelengths and methods for producing thereof.

Abstract: The present invention generally relates to compositions, methods, and systems comprising polymers that are fluorous-soluble and/or organize at interfaces between a fluorous phase and a non-fluorous phase. In some embodiments, emulsions or films are provided comprising a polymer. The polymers, emulsions, and films can be used in many applications, including for determining, treating, and/or imaging a condition and/or disease in a subject. The polymer may also be incorporated into various optoelectronic device such as photovoltaic cells, organic light-emitting diodes, organic field effect transistors, or the like. In some embodiments, the polymers comprise pi-conjugated backbones, and in some cases, are highly emissive.

Abstract: A coating composition, system, and method for printing documents that are difficult to chemically or physically forge and that are easy to visually verify are disclosed. The system includes a substrate, a toner, including a colorant and a dye, a coating including fluorescent material, e.g., a primary migration-enhancing coating, applied using an offset printing process and optionally a secondary migration-enhancing coating applied using an offset printing process. An image formed using the toner of the invention is readily verified by comparing a colorant-formed image and a dye-formed image and/or to a reverse negative imaged formed by the dye quenching the fluorescent material. In addition, if a solvent is used in an attempt to alter the printed image on the substrate, the dye migrates or diffuses to indicate tampering with the document.

Abstract: An encapsulating composition for a light emitting element, a light emitting diode (LED) and a liquid crystal display device (LCD) are provided. A silicone-cured product included as a main ingredient and a conductivity-providing agent having excellent compatibility and capable of providing superior conductivity can be used to significantly reduce the surface resistivity of the silicone-cured product. Therefore, the encapsulating composition for a light emitting element, the LED and the LCD can be useful in solving the problems regarding attachment of a foreign substance such as dust due to static electricity, and degradation of transparency since the composition has low surface resistivity when used as a semiconductor encapsulation material for an LED, and also in providing a cured product having excellent properties such as light resistance, heat resistance, durability and optical transparency.

Abstract: Compositions comprising nanosized objects (i.e., nanoparticles) in which at least one observable marker, such as a radioisotope or fluorophore, is incorporated within the nanosized object. The nanosized objects include, for example, metal or semi-metal oxide (e.g., silica), quantum dot, noble metal, magnetic metal oxide, organic polymer, metal salt, and core-shell nanoparticles, wherein the label is incorporated within the nanoparticle or selectively in a metal oxide shell of a core-shell nanoparticle. Methods of preparing the volume-labeled nanoparticles are also described.

Abstract: Certain poly(oxyalkylene) colorants are disclosed along with method of preparation thereof. A method of using these colorants as fluorescent security taggants is also disclosed.

Abstract: Photoluminescent and electroluminescent compositions are provided which comprise a matrix comprising aromatic repeat units covalently coordinated to a phosphorescent or luminescent metal ion or metal ion complexes. Methods for producing such compositions, and the electroluminescent devices formed therefrom, are also disclosed.

Abstract: The present invention provides a fluorescent dye-silane hybrid resin manufactured by polycondensing an alkoxysilane bonded with a fluorescent dye with an organo-silane. More particularly, the present invention provides a fluorescent dye-siloxane hybrid resin that is manufactured by reacting a fluorescent dye having one or more functional groups with an alkoxysilane having an organic functional group to form an alkoxysilane bonded with the fluorescent dye and then polycondensing the alkoxysilane bonded with a fluorescent dye with an organo-silanediol and an organo-alkoxysilane having a thermocurable or ultraviolet-curable functional group without water. The fluorescent dye-silane hybrid resin has excellent thermostability, photostability, fluorescence characteristics, and processibility.

Abstract: A tire includes at least one outer structural element, wherein the at least one outer structural element is at least partially coated by at least one coating layer including a crosslinked composition obtained by reacting: (a) at least one polysulfide polymer; (b) at least one thermoplastic polymer having at least one hydroxyl group; with (c) at least one polyisocyanate. Preferably, the at least one structural element is at least one of the tire sidewalls.

Abstract: The present invention relates to a class of luminescent and conductive polymer compositions having chromophores, and particularly solid films of these compositions exhibiting increased luminescent lifetimes, quantum yields and amplified emissions. These desirable properties can be provided through polymers having rigid groups designed to prevent polymer reorganization, aggregation or ?-stacking upon solidification. These polymers can also display an unusually high stability with respect to solvent and heat exposures. The invention also relates to a sensor and a method for sensing an analyte through the luminescent and conductive properties of these polymers. Analytes can be sensed by activation of a chromophore at a polymer surface. Analytes include aromatics such as heterocycles, phosphate ester groups and in particular explosives and chemical warfare agents in a gaseous state.

Abstract: Disclosed is a photosensitive resin composition for a color filter that includes (A) an organic salt-type sulfonate-containing dye; (B) a pigment; (C) an acrylic-based binder resin; (D) a photopolymerizable monomer; (E) a photopolymerization initiator; and (F) a solvent.

Abstract: A fluorescence based oxygen sensor can be prepared comprising a polyaniline polymer doped with one or more pyrene carboxylic acids. The polyaniline has the formula: and the pyrene carboxylic acids have the formula: Pyrene-R—COOH??(II); wherein R is an aliphatic linking group having 1 to 11 carbon atoms, n represents half the degree of polymerization, x is about 0.5, and (1?x) is about 0.5. The sensor can be coated onto a support. Upon excitation with an appropriate wavelength, the polyaniline/pyrene coating fluoresces. Upon exposure to oxygen the fluorescence rapidly decays.

Abstract: A nanoparticle-resin composite material is provided. The material has a transparent characteristic and a refractive index of at least 1.55 in the visible light region. The composite material includes inorganic nanoparticles dispersed in a polymer having a siloxane bond, the inorganic nanoparticles being coated with an organic compound. The organic compound is at least one compound selected from the group consisting of carboxylic acids, phosphinic acid, phosphonic acid, sulfinic acid, sulfonic acid, and thiols, and the selected compound contains an aryl group or an aryloxy group. The polymer is selected from the group consisting of methylphenyl polysiloxane, methylphenyl hydrogen polysiloxane, a mixture methylphenyl polysiloxane and methylphenyl hydrogen polysiloxane, or methylphenyl polysiloxane, methylphenyl hydrogen polysiloxane, and a mixture of methylphenyl polysiloxane and methylphenyl hydrogen polysiloxane.

Abstract: An organic electroluminescent element comprising: a pair of electrodes composed of an anode and a cathode; and a light-emitting layer provided between the electrodes, wherein the light-emitting layer comprises a light emitting polymer having one or more kinds of diyl group, as a repeating unit, selected from the group consisting of an unsubstituted or substituted fluorenediyl group and an unsubstituted or substituted benzofluorenediyl group, and a fullerene and/or a fullerene derivative.

Abstract: Transparent fluorescent structures comprising a matrix and fluorescent nanoparticles disposed within the matrix. Each fluorescent nanoparticle comprises a substrate nanoparticle having a surface; and one or more fluorescent molecules that fluoresce light. Each fluorescent molecule is bonded to at least one reactive bonding site on the surface of the substrate nanoparticle. The fluorescent molecules are distributed among the substrate nanoparticles such that self-quenching of the fluorescent molecules is eliminated or at least reduced.

Abstract: The invention refers to new chemical compounds belonging to the known class of REE mixed ligand complexes, namely, to the compound of di-(nitrate)acetylacetonatobis (1,10-fenantrolin)lanthanide (III) of the general formula [Ln(NO3)2Acac(Phen)2]*H20, where Ln is TbxEr1-x, Acac is acetylacetonate-ion, Phen is 1,10-fenantrolin in the form suitable for application as a luminescent additive to ink for the hidden marking the valuables to provide protection against forgery. Such additive has three protective features suitable for automatic control independently of each other. The first protective feature is the ability to luminescence in green light under the impact of UV-radiation. The second protective feature is the ability to luminescence in green light under the impact of X-rays. The third protective feature is the Thermo-luminescence, which means the ability to accumulate for indefinite time span the energy of UV- and X-rays with subsequent green light emission at heating.

Abstract: The present invention describes novel indenofluorene derivatives which can preferably be employed as matrix materials for phosphorescent dopants or as electron-transport materials, in particular for use in the emission and/or charge-transport layer of electroluminescent devices. The invention furthermore relates to polymers which comprise these compounds as structural units and to a process for the preparation of the compounds according to the invention and to electronic devices which comprise same.

Abstract: Fluorescent organic nanoparticles and a process for producing fluorescent organic nanoparticles having a size of less than about 500 nanometers comprising a polymeric matrix comprising one or more crosslinked polymer resins, and comprising one or more fluorescent dyes incorporated into the polymer matrix.

Abstract: A polymer light emitting material which contains a polymer compound comprising a repeating unit of the following formula (1) or (2) and having a polystyrene-reduced number-average molecular weight of 103 to 108, and which exhibits light emission from the triplet excited state. [wherein Ar1 and Ar2 each independently represent a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group. X1 and X2 each independently represent O, S, C(?O), S(?O), SO2, C(R1)(R2), Si(R3)(R4), N(R5), B(R6), P(R7) or P(?O)(R8). X1 and Ar2 bond to adjacent carbon atoms in the aromatic ring of Ar1; and X2 and Ar1 bond to adjacent carbon atoms in the aromatic ring of Ar2]; [wherein Ar3 and Ar4 each independently represent a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group. X3 and X4 each independently represent N, B, P, C(R9) or Si(R10). X3 and Ar4 bond to adjacent carbon atoms in the aromatic ring of Ar3; and X4 and Ar3 bond to adjacent carbon atoms in the aromatic ring of Ar4].

Abstract: The present invention relates to polymers which contain substituted indenofluorene derivatives as structural unit, to substituted indenofluorene derivatives, to a process for the preparation of the polymers according to the invention, to mixtures and solutions which comprise the polymers according to the invention, and to the use of the polymers according to the invention in electronic devices, in particular in organic electroluminescent devices, so-called OLEDs (OLED=organic light emitting diode).

Abstract: An artificial stone, including a solid material and surface-treated stone elements in the solid material, wherein the surface-treated stone elements are transparent stone elements having a coloring material disposed on surfaces thereof.

Abstract: Organic Field Effect Transistor (OFET), an Organic Light Emitting Diode (OLED), an and an Organic Photovoltaic Cell (OPC) including as active material a conjugated oligomeric or polymeric 2,7-carbazolenevinylene derivative described by the formula (I) or (II): Such OFETs, OLEDs and OPCs have improved devices properties and efficiencies.

Abstract: The present invention relates to a composition, containing at least one emitter compound and at least one polymer with conjugation-interrupting units, to the use of said composition in an optoelectronic apparatus and to an optoelectronic apparatus which contains said inventive composition.

Abstract: Disclosed are an expanded polystyrene particle having a skin layer with superior moldability, a method for preparing the same, and an expanded polystyrene molded article using the same. Provided is an expanded polystyrene particle provided on the surface thereof with a skin layer with superior moldability wherein the skin layer contains a binder selected from the group consisting of a thermoplastic resin-based adhesive, a thermosetting resin-based adhesive, an inorganic adhesive, a protein-based adhesive and a mixture thereof, wherein the skin layer further contains methylene diphenyl diisocyanate.

Abstract: Organic additives are used to improve the lifetimes of organic electronic devices, such as electroluminescent devices fabricated from polymer luminescent ink. These additives include moisture getters, thermally-activated organic/inorganic hybrids, radical scavengers, antioxidants, UV stabilizers, and photoretarders. For water and oxygen scavengers, activation at elevated temperatures or through another activation method is preferred. This allows for the handling of the device materials containing the scavenger under a lower temperature condition in air where higher levels of ambiently-supplied water or oxygen may also be present. The invention also improves operational lifetimes as getters, scavengers and similar acting additives serve to reduce detrimental reactive species that transport into the device, are generated during operation, or become reactive during operation due to the presence of excited states or external stimulation by electrical, optical or other means.

Abstract: Provided are a group 13 nitride phosphor having high luminous intensity and excellent reliability obtained by preparing group 13 nitride crystallites homogeneously dispersible in a solid matrix by capping surface defects and homogeneously dispersing the group 13 nitride crystallites in the solid matrix and an efficient method of preparing the same. The present invention relates to a group 13 nitride phosphor consisting of group 13 nitride crystallites having a group 13 element dispersed in a matrix of a silica gel solid layer, with a diamine compound bonded to the surfaces of the group 13 nitride crystallites and the silica gel solid layer, and a method of preparing the same.

Abstract: A polymer blend comprising a first, light-emissive polymer comprising substituted or non-substituted units according to formulae (I) and (II) and a second, hole transport polymer comprising substituted or non-substituted fluorene units according to formula (I) and substituted or non-substituted triarylamine units, wherein the molecular weights of the first and second polymers and the blending ratio of the first and second polymers are selected such that, in use in a light-emissive device, the luminance of the emitted light at a bias of 5V is no less than 20,000 cd/m2. wherein R? is independently in each occurrence H, C1-C20 hydrocarbyl or C1-C20 hydrocarbyl containing one or more S, N, O, P or Si atoms, C4-C16 hydrocarbyl carbonyloxy, C4-C16 aryl(trialkylsiloxy) or both R? may form together with the 9-carbon on the fluorene ring a C5-C20 cycloaliphatic structure containing one or more heteroatoms of S, N or O.

Abstract: The invention provides a liquid fluorescent composition. The liquid fluorescent composition includes at least (a) 0.001-2 parts by weight of a fluorescent material; and (b) 100 parts by weight of a cyclic solvent having a boiling point above 100° C. The invention also provides a light emitting device containing the above liquid fluorescent composition.

Abstract: The present disclosure provides toners and processes for making said toners. In embodiments, the toners include a fluorescent additive having a fluorescent agent. Toners are colorless when viewed under natural light but when exposed to UV light of a specific wavelength the toners are rendered bright green due to the presence of the fluorescent agent.

Abstract: A transparent conductive substrate using allyl ester heat-curable resin, including a compound having a group represented by formula (2) as terminus and a group represented by formula (3) as repeating unit, where R3, A2, and A3 in the formulae have the same meanings as defined in the specification.

Abstract: Scale inhibitor compositions and methods of inhibiting scale formation generally include a tagged scale inhibiting (co)polymer including at least one scale inhibiting moiety and an imidazole moiety. The imidazole moiety fluoresces at a wavelength of about 424 nm and can be used to detect the amount of scale inhibitor present.

Abstract: Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects.

Abstract: An emissive semi-interpenetrating polymer network (E-semi-IPN) includes a semi-interpenetrating polymer network and an emissive material interlaced in the polymer network. The semi-interpenetrating polymer network includes in a crosslinked state one or more of a polymerized organic monomer and a polymerized organic oligomer, polymerized water soluble polymerizable agent, and one or more polymerized polyfunctional cross-linking agents. The E-semi-IPN may be employed as an E-semi-IPN layer (16, 36, 56) in organic light emitting devices (10, 20, 30, 40).

Abstract: White light emitting material comprising a complex salt of the general formula [M1m+]x [M2n?]y wherein: x m=y n, [M13+] and [M2n?] are ionic light emitting moieties which have complementary emission spectra, one emitting in the blue region of the visible spectra and the other, in the red region of the visible spectra, and wherein at least one of M1 and M2 is a metallic complex.

Abstract: A polymer compound comprising a repeating unit of below formula (1) or (2), and having a polystyrene reduced number average molecular weight of 103 to 108, (wherein, Ar1 and Ar2 each independently represent a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group. X1 and X2 each independently represent O, S, C(?O), S(?O), SO2, C(R1)(R2), Si(R3)(R4), N(R5), B(R6), P(R7) or P(?O)(R8). X1 and X2 are not the same. X1 and Ar2 bond to adjacent carbons in the aromatic ring of Ar1, and X2 and Ar1 bond to adjacent carbons in the aromatic ring of Ar2), (wherein, Ar3 and Ar4 each independently represent a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group. X3 and X4 each independently represent N, B, P, C(R9) or Si(R10). X3 and X4 are not the same. X3 and Ar4 bond to adjacent carbons in the aromatic ring of Ar3, and X4 and Ar3 bond to adjacent carbons in the aromatic ring of Ar4.).

Abstract: Disclosed herein are low viscosity and low stress dental compositions comprising at least one low stress polymerizable resin and at least one filler. The dental compositions described herein have high depth of cure and self-leveling characteristics and are capable of bulk application.

Abstract: A polymer compound comprising a constituent unit represented by the following formula (1a): wherein ring A and ring B represent an aromatic hydrocarbon ring. R1 is a group represented by the following formula (2). R2 represents an aryl group or a monovalent aromatic heterocyclic group. wherein Ar1 represents an arylene group or a divalent group comprising two or more directly bonded arylene groups; Ar4 and Ar5 represent an aryl group or a monovalent aromatic heterocyclic group; Ar2 and Ar3 represent an arylene group or a divalent aromatic heterocyclic group; R6 represents a hydrogen atom, an alkyl group, an aryl group or a monovalent aromatic heterocyclic group.

Abstract: The present invention relates to a polymer which comprises at least one structural unit which contains at least one aldehyde group, and to a process for the preparation of a crosslinkable or crosslinked polymer including a polymer which contains aldehyde groups. The present invention thus also relates to a crosslinkable polymer and a crosslinked polymer which is prepared by the process according to the invention, and to the use of this crosslinked polymer in electronic devices, in particular in organic electroluminescent devices, so-called OLEDs (OLED=organic light emitting device).

Abstract: The invention relates to a novel discriminating molecule family for neutron and gamma radiation, and to the preparation method thereof. Said molecules are also useful for detecting radiation (X, gamma, electrons, protons, ions), and thus for manufacturing radar, and industrial or medical dosimetry instruments.

Abstract: The present invention relates to cross-linkable and cross-linked polymers and to a method for the production thereof. The invention further relates to the use of said polymers in electronic devices and to the corresponding electronic devices themselves.

Abstract: A polymer compound having a repeating unit represented by the following formula (1): (wherein Ar1 and Ar2 represent an arylene group or a di-valent aromatic heterocyclic group, Ar3 represents a single bond, an unsubstituted or substituted (a+1)-valent aromatic hydrocarbon group or (a+1)-valent aromatic heterocyclic group, R1 and R2 represent an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a mono-valent heterocyclic group, an amino group, a silyl group, a halogen atom, a carboxyl group or a cyano group. a represents an integer of 1 or more, with the proviso that a is 1 when Ar3 is a single bond. b and c represent an integer of 0 to 4).

Abstract: The invention relates to mixtures comprising at least one polymer, additionally comprising structural units containing at least one element from the 4th main group different from carbon and additionally comprising structural units that are triplet emissives. The inventive materials are better suited to the use in phosphorescent organic light emitting diodes than comparable prior art materials.

Abstract: Fluorescent poly(alkylene terephthalate) compositions are provided. The fluorescent poly(alkylene terephthalate) compositions contain fluorescent poly(alkylene terephthalate)s and are made from fluorescent compounds and poly(alkylene terephthalate) oligomers, or by polymerizing amine and acid monomers in the presence of fluorescent compounds.

Abstract: A polymer compound comprising a constitutional unit represented by the following formula (2) and a constitutional unit represented by the following formula (1), wherein R1 represents an alkyl group or the like, and R2 and R3 each independently represent a hydrogen atom or the like, -Ar1-??(2) wherein Ar1 represents an arylene group or the like. A hydrogen atom in the group represented by Ar1 may be substituted by an alkyl group, aryl group or the like.