Abstract: A radiation-curable composite layered sheet or film comprising at least one substrate layer and one outer layer, said outer layer being composed of a radiation-curable composition having a glass transition temperature of more than 40° C.

Abstract: A process for heterogeneously catalyzed gas phase partial oxidation of an organic starting compound over a fixed catalyst bed freshly installed into a reaction chamber, in which the reduction in the quality of the fixed catalyst bed is restored with increasing operating time by replacing a portion of the fixed catalyst bed by a replacement fixed catalyst bed part whose volume-specific activity is lower than the volume-specific activity of the replaced fixed catalyst bed part in its freshly installed state.

Abstract: The present invention relates to compositions for treating hard surfaces, comprising a water-soluble or water-dispersible compound as component A which is obtainable by reacting aa) polyalkylenepolyamines, polyamidoamines, polyamidoamines grafted with ethyleneimine, polyether-amines and mixtures of said compounds, as component Aa, ab) if appropriate at least bifunctional crosslinkers which have, as functional group, a halogenhydrin, glycidyl, aziridine or isocyanate unit or a halogen atom, as component Ab, and ac) monoethylenically unsaturated carboxylic acids, salts, esters, amides or nitrites of monoethylenically unsaturated carboxylic acids, chlorocarboxylic acids and/or glycidyl compounds, such as glycidyl acid, glycidylamide or glycidyl esters; and water; to a process for the preparation of a water-soluble or water-dispersible compound, to water-soluble or water-dispersible compounds preparable by the process according to the invention, and to the use of water-soluble or water-dispersible compounds accor

Abstract: A process for preparing terylene-3,4:11,12-tetracarboximides I where the variables are each defined as follows: R, R? are each independently hydrogen; if desired substituted alkyl or cycloalkyl; R1 is hydrogen or alkyl; R2 is hydrogen; alkyl; if desired substituted aryl or hetaryl, by reacting a perylene-3,4-dicarboximide II in the presence of a base-stable, high-boiling organic solvent and of an alkali metal or alkaline earth metal base, with a naphthalene-1,8-dicarboximide III in which X is hydrogen, bromine or chlorine.

Abstract: A process is described for preparing polyisobutene having a low halogen content, in which isobutene is polymerized in the presence of a catalyst which comprises a halogenated Lewis acid, the catalyst is removed and/or deactivated, and the resulting polyisobutene is contacted with a zeolite of an average pore size of from 5 to 15 ?.

Abstract: A process is described for isomerizing pentenenitrile in a reactant stream, wherein the isomerization is effected over a homogeneously dissolved catalyst.

Abstract: The present invention relates to a process for the preparation of metal-free phthalocyanines of the formula I by conversion of an ortho-phthalodinitrile of the formula Ia in an inert solvent with a boiling point of at least 120° C. (at standard pressure) in the presence of ammonia, in which, in formula I or Ia, the variable n can adopt values of 1, 2, 3 or 4 and the R radicals denote a five- or six-membered saturated nitrogen-comprising heterocyclic ring optionally substituted by one or two C1-C8-alkyl groups which is bonded via a ring nitrogen atom to the benzene ring and which can still comprise one or two additional nitrogen atoms or an additional oxygen or sulfur atom, which comprises carrying out the conversion in the presence of an alkali metal hydroxide or alkali metal carbonate.

Abstract: Black perylene pigments which comprise one of the isomers of the formula Ia or Ib in which R1, R2 are each independently phenylene, naphthylene or pyridylene, each of which may be mono- or polysubstituted by C1-C12-alkyl, C1-C6-alkoxy, hydroxyl, nitro, and/or halogen; X is halogen; n Is from 0 to 4, or comprises a mixture of both isomers and has a blackness value ?210 in an alkyd/melamine baking varnish.

Abstract: A process for treating pigments in particulate form, comprising the following steps a) mixing pigment in particulate form with at least one nonionic surface-active substance, b) dispersing the thus obtainable mixture of pigment in particulate form and nonionic surface-active substance in an aqueous medium, c) addition polymerizing at least one first monomer or addition copolymerizing a first mixture of comonomers in the presence of a dispersion obtained after b) to form water-insoluble polymer or copolymer at the surface of the pigments in particulate form, d) adding at least one second monomer or a second mixture of comonomers and addition polymerizing or copolymerizing.

Abstract: A process for removing trioxane from a mixture I of formaldehyde, trioxane and water, by a) distilling the mixture I in a first distillation stage at a pressure of from 0.1 to 2 bar to obtain a stream II which comprises formaldehyde and a stream III which comprises predominantly trioxane and additionally water and formaldehyde, b) mixing the stream III with a recycle stream VII which comprises predominantly trioxane and additionally water and formaldehyde to obtain a stream IIIa which comprises predominantly trioxane and additionally water and formaldehyde, c) distilling the stream IIIa, if appropriate after removing low boilers from the stream III or IIIa in a further distillation stage, in a second distillation stage at a pressure of from 0.2 to 10 bar, the pressure in the second distillation stage being at least 0.

Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene with hydrogen cyanide over at least one catalyst, wherein the 1,3-butadiene and/or hydrogen cyanide is contacted with at least one microporous solid before the reaction.

Abstract: A process for preparing a zeolitic material, comprising (i) preparing a mixture comprising the at least one silicon containing precursor compound from which the zeolitic framework is formed, at least one pore forming agent, and at least one polymer which has an essentially spheroidal geometry in the mixture; (ii) crystallizing the zeolitic material from the mixture obtained in (i) to obtain the crystallized zeolitic material in its mother liquor.

Abstract: Method for producing water-in-water polyvinyl lactam dispersions with a K value of =120 by radical polymerisation.

Abstract: A textile treatment process comprises treating with (a) at least one alkali metal or ammonium salt of a copolymer, (b) at least one polysiloxane, (c) at least one solid material based on silicon dioxide, (d) and water.

Abstract: Isolated nucleic acids and proteins associated with lipid and sugar metabolism regulation are provided. In particular, the present invention provides lipid metabolism proteins (LMP) and encoding nucleic acids originating from Helianthus annuns. The sunflower LMP nucleic acids and proteins are used in methods of producing transgenic plants and modulating levels of total fatty acids in seeds of the transgenic plants transformed with an expression cassette designed to express the sunflower LMP.

Abstract: Countercurrent stripping pipe for removing volatile organic constituents from reaction products, having a column pipe (201) composed of a plurality of pipe sections (201a-d), in which trays (202) are arranged, connections (205, 208) for supplying and removing the reaction products and connections (206, 207) for supplying and removing at least one stripping agent in countercurrent to the reaction products. In accordance with the invention, a plurality of successive trays (202) in each case are joined to one another and form at least two inserts (211a-c) which can be removed from the column pipe (201).

Abstract: Fungicidal mixtures, comprising A) the compound of the formula I B) a biphenylamide of the formula II, in which Z is a pyridyl ring or a five-membered heteroaryl ring which, in addition to carbon atoms, contains one or two nitrogen atoms or one nitrogen atom and one oxygen or sulfur atom, where Z carries one to three identical or different substituents from the group consisting of halogen, methyl and trifluoromethyl, and X is halogen, in a synergistically effective amount, methods for controlling harmful fungi using mixtures of the compounds I and II and the use of the compounds I and II for preparing such mixtures are described.

Abstract: Process for preparing at least one partial oxidation and/or ammoxidation product of propylene, in which the propylene is produced from crude propane by dehydrogenation and is subjected to a heterogeneously catalyzed gas-phase partial oxidation and/or partial gas-phase ammoxidation in the presence of unreacted propane as constituent of a gas mixture 2 containing <1% by volume of 1-butene.

Abstract: The invention relates to methods for the fermentative production of sulfur-containing fine chemicals, in particular L-methionine, by using bacteria which express a nucleotide sequence coding for a methionine synthase (metA) gene.

Abstract: The subject invention provides a viscoelastic polyurethane foam being flame retardant and having a density of greater than two and a half pounds per cubic foot that comprises a reaction product of an isocyanate component, an isocyanate-reactive blend, and a chain extender. The isocyanate-reactive blend includes a first isocyanate-reactive component and a second isocyanate-reactive component. The first isocyanate-reactive component includes at least 60 parts by weight of ethylene oxide (EO) based on 100 parts by weight of the first isocyanate-reactive component and the second isocyanate-reactive component includes at most 30 parts by weight of EO based on 100 parts by weight of the second isocyanate-reactive component. The chain extender is reactive with the isocyanate component and has a backbone chain with from two to eight carbon atoms and is present in an amount of from 5 to 50 parts by weight based on 100 parts by weight of the foam.