Abstract: Catalysts, systems and methods are described to reduce NOx emissions of an internal combustion engine. In one embodiment, an emissions treatment system for an exhaust stream is provided having a catalyst comprising silver and a platinum group metal on a particulate alumina support, the atomic fraction of the platinum group metal being less than or equal to about 0.25. Methods of manufacturing catalysts are described in which silver is impregnated on alumina particles.

Abstract: The present invention relates to dyes of formula (1), wherein Pc is a phthalocyanine of formula (2), Me is a metal, [MePc] is a phthalocyanine-metal complex of formula (3), M+ is an inorganic or organic cation, R1 is hydrogen, unsubstituted or substituted alkyl, unsubstituted or substituted aralkyl or unsubstituted or substituted aryl, and R2 is hydrogen, unsubstituted or substituted alkyl, unsubstituted or substituted aralkyl or unsubstituted or substituted aryl, and n and m are each independently of the other 0, 1, 2, 3, 4, 5, 6, 7 or 8, the sum of (n+m) being a number 5, 6, 7 or 8, and also to mixtures thereof, to processes for the preparation thereof and to the use thereof in dyeing or printing natural, semi-synthetic or synthetic material.

Abstract: Polymeric compounds of formula I comprising boronic acid are provided. These polymeric compounds are prepared either by grafting boronic acid containing compounds (e.g. 4-carboxyphenylboronic acid) to hydrolysed poly(N-vinylformamide) or hydrolysing copolymer(s) obtained by copolymerizing vinyl group containing boronic acid monomers (e.g. -vinylphenyl boronic acid) and N-vinylformamide. These polymeric compounds are used in increasing the wet strength of paper in paper-making processes. Formula (I).

Abstract: Iron—comprising heterogeneous catalyst and a process for producing it, which comprises the following steps: I. thermal decomposition of gaseous iron pentacarbonyl to give carbonyl iron powder having spherical primary particles, II. treatment of carbonyl iron powder obtained in step I with hydrogen, resulting in the metallic spherical primary particles at least partially agglomerating, III. contacting of the agglomerates (=secondary particles) with iron pentacarbonyl, IV. thermal decomposition of the iron pentacarbonyl applied in step III to give at least predominantly pore- and void-free secondary particles. Process for preparing olefins by reaction of carbon monoxide with hydrogen in the presence of a catalyst, with the abovementioned iron-comprising heterogeneous catalyst being used as catalyst.

Abstract: The invention describes a method of coating coils, comprising the following steps: (1) applying an aqueous primer coating composition (B) comprising at least one crosslinkable binder system (BM), at least one filler component (BF), at least one corrosion control component (BK), and volatile constituents (BL), to the optionally cleaned metal surface, the coating composition (B) having an organic solvent content of not more than 15% by weight, based on the volatile constituents (BL) of the coating composition (B), (2) drying the integrated pretreatment film formed from the primer coating composition (B), (3) applying a topcoat film (D) to the integrated pretreatment film dried as per step (2), and (4) jointly curing the films of coating composition (B) and topcoat (D).

Abstract: Catalyst articles comprising substantially only a palladium precious metal component in a first catalytic layer and a rhodium component in a second catalytic layer and related methods of preparation and use are disclosed. Also disclosed is a catalyst article comprising a first layer formed on a carrier substrate, wherein the first layer comprises a refractory metal oxide and has a surface that is substantially uniform; a second layer formed on the first layer, wherein the second layer comprises i) an oxygen storage component that is about 50-90% by weight of the second layer and ii) a palladium component in an amount of about 2-5% by weight of the second layer, wherein the palladium component is substantially the only platinum group metal component, and a palladium-free third layer comprising a rhodium component supported on a thermostable oxygen storage component which is about 80-99% by weight of the second layer. One or more improved properties are exhibited by the catalyst article.

Abstract: The present invention relates to a porous metal organic framework comprising at least one first organic compound and ions of at least one metal, with the skeleton of the framework being formed at least partly by the at least one first organic compound coordinating at least partly in a bidentate fashion to at least two ions of the at least one metal, where the at least one metal is lithium and the at least one first compound is derived from formic acid or acetic acid. The invention additionally relates to a process for preparing it and also its use for gas storage or separation.

Abstract: Iron- and manganese-comprising heterogeneous catalyst and process for producing it, which comprises the following steps: I. thermal decomposition of gaseous iron pentacarbonyl to give carbonyl iron powder having spherical primary particles, II. treatment of carbonyl iron powder obtained in step I with hydrogen, resulting in the metallic spherical primary particles at least partly agglomerating, III. surface oxidation of the iron particles from step II (i.e. agglomerates=secondary particles, and also any primary particles still present) to form iron oxide, IV. contacting of the particles from step III with an aqueous solution of a manganese compound, V. drying in the presence of oxygen and subsequent calcination in the absence of oxygen, resulting firstly in oxygen-comprising manganese compounds on the particles and finally reaction of these with the iron oxide to form a mixed oxide of the formula MnxFe3-xO4, where 0<x?2.

Abstract: An apparatus for preparing maleic anhydride by heterogeneously catalyzed gas-phase oxidation of a feed stream comprising hydrocarbons having at least 4 carbon atoms per molecule, which comprises a reactor having a bundle of reaction tubes into which a solid-state catalyst over which the exothermic reaction of the feed stream with an oxygen-comprising gas stream takes place has been introduced and also one or more. pumps and one or more heat exchangers which are located outside the reactor and through which a heat transfer medium formed by a salt melt flows through the intermediate space in the reactor between the reaction tubes and takes up the heat of reaction, with the temperature of the salt melt being in the range from 350 to 480° C., wherein the reaction tubes are made of a heat-resistant alloy steel which comprises either at least 0.5% by weight of chromium or at least 0.25% by weight of molybdenum or at least 0.5% by weight of chromium and at least 0.25% by weight of molybdenum, is proposed.

Abstract: The present invention relates to novel pigment mixtures, comprising two different components A and B, wherein component A is a graphite in the form of platelets (graphite nanoplatelets), which have an average particle size of below 50 microns and a thickness below 100 nm, and component B is an organic, or inorganic pigment. The use of graphite nanoplatelets in a pigment mixture with organic and/or inorganic pigments, especially effect pigments (component B), allows the preparation of metallic like colorations with a maximal opacity (background substrate disappears totally) while keeping a good rheological behavior (low concentration use).

Abstract: Disclosed are olymeric dye of formula (1a), (1b), (1c), A and B, independently from each other represent a polymer backbone; X1 and X2 independently from each other are a linkage group selected from —C1-C30alkylene- or —C2-C12alkenylene-, which is interrupted and/or terminated at one or both ends by one or more than one —S—, —N—, —N?—, —N(R5)—, —S(O)—, —SO2—, —(CH2CH2—O)1-5—, —(CH2CH2CH2—O)1-5—, —C(O)—, —C(O)O—, —OCO—, (II), —CON(R1)—, —C(NR1R2)2—, —(R1)NC(O)—, —C(S)R1—; or an optionally substituted, saturated or unsaturated, fused or non-fused aromatic or nonaromatic (heterocyclic) bivalent radical optionally comprising at least one heteroatom; a saturated or unsaturated, fused or non-fused aromatic or nonaromatic bivalent radical comprising at least one heteroatom, which is optionally substituted by C1-C30alkyl, C1-C30alkoxy, C2-C12alkenyl, C5-C10aryl, C5-C10cycloalkyl, C1-C10alkyl(C5-C10arylene), hydroxy or halogen; R1 and R2 independently from each other are hydrogen; unsubstituted or substituted, straigh

Abstract: Aqueous slurries of finely divided fillers which are at least partly covered by anionic latices, the slurries being obtainable by treating aqueous slurries of finely divided fillers with at least one anionic latex with a glass transition temperature of ?5 to ?50° C., preparation of the aqueous slurries and their use as an additive to the paper stock in the production of filler-containing paper, filler-containing cardboard or filler-containing board by draining the paper stock.

Abstract: The invention relates to a method for isolating polyhydroxyalkanoates from production cells which comprises i) disintegrating the production cells, subsequently ii) separating off the cell fragments from the polyhydroxyalkanoate grains by means of a continuous jet separator; iii) the concentrated polyhydroxyalkanoate grains are washed with an aqueous alkali solution and then iv) with an aqueous acid.

Abstract: Iron- and copper-comprising heterogeneous catalyst and process for producing it, which comprises the following steps: I. thermal decomposition of gaseous iron pentacarbonyl to give carbonyl iron powder having spherical primary particles, II. treatment of carbonyl iron powder obtained in step I with hydrogen, resulting in the metallic spherical primary particles at least partly agglomerating, III. surface oxidation of the iron particles from step II (agglomerates=secondary particles, and also any primary particles still present) to form iron oxide, IV. contacting of the particles from step III with an aqueous solution of a copper compound, V. drying in the presence of oxygen and subsequent calcination in the absence of oxygen, resulting firstly in oxygen-comprising copper compounds on the particles and finally reaction of these with the iron oxide to form a mixed oxide of the formula CuxFe3-xO4, where 0<x?1.

Abstract: The present invention relates to serine hydroxymethyltransferase (E.C. 2.1.2.1) as novel target for herbicides, and to nucleic acid sequences encoding a polypeptide with the biological activity of a serine hydroxymethyltransferase, which, when not present, bring about growth retardation symptoms and chlorotic leaves, comprising the nucleic acid sequence SEQ ID No:3, and functional equivalents of the abovementioned nucleic acid sequence or the nucleic acid sequence SEQ ID NO:7 and functional equivalents of the abovementioned nucleic acid sequence. Moreover, the present invention relates to the use of the abovementioned nucleic acid sequences, of functional analogs of the SEQ ID NO:3 or SEQ ID NO:7 or of polypeptides encoded by one of the abovementioned nucleic acid sequences in a method for identifying herbicidally active compounds which inhibit serine hydroxymethyltransferases, and to the use of these compounds which have been identified by the method as herbicides.

Abstract: The present invention is concerned with means and methods for allowing tissue specific and, in particular, seed specific expression of genes. The present invention, accordingly, relates to a polynucleotide comprising an expression control sequence which allows seed specific expression of a nucleic acid of interest being operatively linked thereto. Moreover, the present invention contemplates vectors, host cells, non-human transgenic organisms comprising the aforementioned polynucleotide as well as methods and uses of such a polynucleotide.

Abstract: A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase in a reaction chamber, wherein the monomer solution is metered into the reaction chamber via at least one bore, and the diameter is from 210 to 290 ?m per bore and the metering rate is from 0.9 to 5 kg/h per bore.

Abstract: A method for storing, separating or controlled releasing of at least one substance, by up taking the at least one substance by a porous metal organic framework material formed by Mg2+ ions to which 5-tert-buthylisophthalate ions are coordinated to form a framework structure.

Abstract: The invention relates to a process for the electrochemical direct amination of hydrocarbons by means of a diamond electrode and also a process for preparing aniline.

Abstract: A method for handling aqueous solutions of methanesulfonic acid (MSA) having a concentration from 50 to 99% by weight of MSA and a total chlorine content of less than 50 mg/kg in apparatuses in which the aqueous MSA solution is in contact with steel surfaces. The steel comprises austenitic steels having a chromium content of from 15 to 22% by weight and a nickel content of from 9 to 15% by weight.