Abstract: The invention relates to a method for producing dialdehydes and/or ethylenically unsaturated monoaldehydes by reacting at least one compound with at least two ethylenically unsaturated double bonds with carbon monoxide and hydrogen in the presence of a hydroformylating catalyst with at least one complex of a metal of subgroup VIII. The subgroup comprises at least pnicogen chelate ligands.

Abstract: The invention relates to processes for the preparation of alkylarylsulfonates by a) reaction of a C4-olefin mixture over a metathesis catalyst to prepare an olefin mixture comprising 2-pentene and/or 3-hexene and optional removal of 2-pentene and/or 3-hexene, b) dimerization of the 2-pentene and/or 3-hexene obtained in stage a) in the presence of a dimerization catalyst to give a mixture comprising C10-12-olefins and optional removal of the C10-12-olefins, c) reaction of the C10-12-olefin mixtures obtained in stage b) with an aromatic hydrocarbon in the presence of an alkylation catalyst to form alkyl aromatic compounds, where, prior to the reaction, additional linear olefins may be added, d) sulfonation of the alkyl aromatic compounds obtained in stage c) and neutralization to give alkylarylsulfonates, where, prior to the sulfonation, linear alkylbenzenes may additionally be added, e) optional mixing of the alkylarylsulfonates obtained in stage d) with linear alkylarylsulfonates.

Abstract: The invention relates to insoluble, highly crosslinked, slightly swellable styrene-4-sulfonate-containing popcorn polymers, a process for preparation thereof and use thereof as adsorbents, ion exchangers, support materials, filter aids, dye transfer inhibitors for laundry detergents or additives in cosmetic, dermatological or pharmaceutical formulations, as tablet disintegrants. In particular, the styrene-4-sulfonate-containing popcorn polymers are to be used for filtering liquids, in particular beer, and also as tablet disintegrants.

Abstract: The present invention relates to the use for coating three-dimensionally structured surfaces and/or moldings of melamine resin sheets and/or films produced from cellulosic fiber materials post- or pre- and post-impregnated with an aqueous solution comprising (i) a melamine-formaldehyde condensate, (ii) an etherified melamine-formaldehyde condensate, and (iii) a polymer dispersion.

Abstract: The present invention is an aqueous coating composition having excellent freeze-thaw stability and a low-VOC content. The aqueous coating composition of the invention includes at least one latex polymer derived from at least one monomer and at least one polymerizable alkoxylated surfactant, at least one pigment, and water. In accordance with the invention, less than 3.0% by weight of anti-freeze agents based on the total weight of the aqueous coating composition are used in the composition. The present invention also includes a method of preparing an aqueous coating composition such as a latex paint including the above components.

Abstract: A process for the production of a wood body having increased surface hardness, in which an untreated wood body is impregnated with an aqueous solution of A) an impregnating agent consisting of a 1,3-bis(hydroxymethyl)-4,5-dihydroxyimidazolidin-2-one modified with a C1-5-alcohol, a polyol or mixtures thereof, and B) a catalyst from the group consisting of ammonium or metal salts, organic or inorganic acids or mixtures thereof, dried and then hardened at elevated temperature is described.

Abstract: Process for the preparation of aromatic acylphosphine oxides (II) in which aromatic carboxyphosphines (I) are converted to the acylphosphine oxides (II).

Abstract: The present invention relates to the use of an aqueous polymer dispersion comprising dispersed particles of at least one polymer A1 having a glass transition temperature, Tg, of from ?20° C. to +35° C. and obtainable through free-radical emulsion polymerization in the presence of a polymer A2 synthesized from from 50 to 99.5% by weight of at least one ethylenically unsaturated monocarboxylic and/or dicarboxylic acid whose carboxylic groups can form an anhydride group, or mixtures thereof, from 0.5 to 50% by weight of at least one ethylenically unsaturated compound selected from the esters of ethylenically unsaturated monocarboxylic acids and the monoesters and diesters of ethylenically unsaturated dicarboxylic acids with an amine containing at least one hydroxyl group, and up to 20% by weight of at least one further monomer as binder for producing abrasive material.

Abstract: A method of combating undesired plant growth in cereals, in particular winter cereals such as wheat and barley, which comprises treating the locus of the cereals with an effective amount of one or more compounds of formula I: in which R1, R2 and X—W have the meaning given in the claims.

Abstract: The invention relates to a method for preparing aqueous dispersions, especially electrodepositable aqueous dispersions. The invention requires the use of a polymer (a) comprising one or more water dispersible groups per molecule and one or more functional groups (f), and at least one crosslinking agent (b) comprising one or more blocked functional groups (fb) reactive with polymer (a) after unblocking. Crosslinking agent (b) has a Tg of from 40 to 70° C./105 to 158° F. and is a solid at 23.9° C./75° F. when at 100% by weight solids. Crosslinking agent (b) is mixed into polymer (a) at a temperature at or above the melting temperatures of both polymer (a) and compound (b) but below the temperature at which blocked functional groups (fb) unblock. Sufficient water is added to the resulting melt-mixture (ii) to provide an aqueous dispersion.

Abstract: A reaction product (A) which can be prepared by reaction, under free radical conditions, of at least one monomer (a) capable of free radical reaction, in the presence of at least one free radical initiator and of a radical of the formula (III) where R1 to R3, in each case independently of one another, are hydrogen, methyl or a radical-stabilizing and/or bulky group selected from an unsubstituted or substituted, linear or branched alkyl of two or more carbon atoms, cycloalkyl, alcohol, ether, polyether, amine, aralkyl radical, a substituted or unsubstituted aromatic, heterocyclic or olefinic hydrocarbon, a halogen atom, a substituted or unsubstituted, linear or branched alkenyl or alkynyl group, —C(O)R5, —C(O)OR5, —CR5R6—O—R7, —O—C(O)R5, —CN, —O—CN, —S—CN, —O—C?NR5, —S—C?NR5, —O—CR5R6—CR7R8NR9R10, —N?C?O, —C?NR5, —CR5R6-Hal, —C(S)R5, —CR5R6—P(O)R7R8, —CR5R6—PR7R8, —CR5R6—NR7R8, —CR5R6(OR7)(OR8), —CR5R6(OR7)(NR8), —CR5R6(NR7)(NR8), an anhydride, acetal or ketal group, —SO2R5, an amidine group, —NR5C(S)NR6,

Abstract: A curable composition comprising (A) constituents containing carbamate groups I: —O—C(O)—NHR??(I) in which R=a hydrogen atom or an alkyl, cycloalkyl or aryl group, (B) constituents containing carbamate-reactive groups, the equivalents ratio of carbamate-reactive groups in (B) to carbamate groups in (A) being >0.

Abstract: The invention relates to thermoplastic moulding materials containing A) 29 to (100 wt. % minus 1 ppb) of at least one thermoplastic polymer. B) 1 ppb to 1 wt. % or at least one polyethyleneimine homopolymer of copolymer, as well as C) 0 to 70 wt. % of other additives, as the essential constituents thereof. The weight percent of constituents A) to C) amounts to 100% in every case.

Abstract: The present invention relates to a process for the preparation of hydrogen peroxide from oxygen or oxygen-delivering substances and hydrogen or hydrogen-delivering substances in the presence of at least one catalyst containing a metal-organic framework material, wherein said framework material comprises pores and a metal ion and an at least bidentate organic compound, said bidentate organic compound being coordinately bound to the metal ion. The invention further relates to a novel material consisting of said metal organic framework material wherein the material is brought in contact with at least one additional metal.

Abstract: Carboxy resins of low equivalent weight per carboxyl group are synthesized by reacting a compound having two or more isocyanate groups with a compound having one hydroxyl group and two or more carboxyl groups. In a preferred embodiment, the compound having isocyanate groups is an isocyanurate derivative of a diisocyanate. The compound having isocyanate groups and the compound having one hydroxyl group and two or more carboxyl groups are reacted under conditions where reaction of carboxyl groups with isocyanate is substantially avoided. In another aspect of the invention, coating compositions are provided that contain in addition to the carboxy resin, a second component having a number of functional groups that are reactive with the carboxyl groups on the carboxy resin.

Abstract: A method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion, in which uniformly predispensed portions of formulations of shaped catalyst bodies are used for producing a section of charge.

Abstract: The present invention relates to an aqueous liquid formulation comprising 5-25% by weight of a dye composition comprising 20-100% by weight of Direct Yellow 11 or of a dye obtainable by reduction or thermal treatment of Direct Yellow 11 ?0-30% by weight of a blue direct dye, ?0-30% by weight of a red direct dye, and ?0-60% by weight of a brown direct dye all based on the dye composition, and 1-25% by weight of poly-N-vinylformamide and/or of a polymer obtained by polymerization of a mixture of one or more ethylenically unsaturated monomers and >50% by weight of N-vinylformamide based on total monomers, based on the total weight of the aqueous liquid formulation.

Abstract: The invention relates to polymer dispersions or polymer solutions that are given antibacterial and fungicidal properties by metal ions of group Ib of the Periodic table. According to the invention, a) the polymer dispersions or polymer solutions are not produced using controllers that contain thiol groups, b) the metal ions have been introduced by means of an electrochemical process and c) said dispersions or solutions do not contain any active quantity of organic biocides.

Abstract: The present invention is directed to a polyester polycarbamate polymeric pigment dispersant to be used as a grind resin to incorporate pigment into pigment dispersions for coating compositions. The pigment dispersant is the reaction product of a first compound having a plurality of hydroxyl groups, a carboxylic acid anhydride, a second compound having at least one epoxy group, and a carbamate compound. The present invention is also directed to a method of preparing the pigment dispersant.

Abstract: A coated catalyst whose coating of active composition is a multimetal oxide comprising the elements Mo, V and Te and/or Sb can be used for the gas-phase catalytic oxidation of propane to acrylic acid.