Abstract: Insecticide-impregnated nets made of textile fibers, which nets have a small mesh size, and their use for the protection against pests.

Abstract: A method for protecting crop plants from harmful organisms, which comprises the step of covering one or more of the plants with a device, comprising a stabilizing structure and a meshed fabric, where the meshed fabric is impregnated with a pesticide and is penetrable by light, air and water.

Abstract: Process for producing actives-comprising polymeric networks from oligomers containing (meth)acrylate groups, optionally from further monomers, and from actives, the polymeric networks obtainable by the process, and the use of the networks for various purposes, more particularly for protecting materials or in crop protection.

Abstract: Process for producing actives-comprising polymeric networks from oligomers containing (meth)acrylate groups, optionally from further monomers, and from actives, the polymeric networks obtainable by the process, and the use of the networks for various purposes, more particularly for protecting materials or in crop protection.

Abstract: A sheet-like structure, in particular a net, finished with an insecticidal mixture comprising a) chlorfenapyr and b) one or more pyrethroids from the group consisting of alpha-cypermethrin (b1), deltamethrin (b2), permethrin (b3) and lambda-cyhalothrin (b4), in an amount of (in each case relative to the sheet-like structure) a) 50 to 150 mg/m2 chlorfenapyr; b1) 50 to 150 mg/m2 alpha-cypermethrin; b2) 15 to 45 mg/m2 deltamethrin; b3) 50 to 750 mg/m2 permethrin; b4) 5 to 30 mg/m2 lambda-cyhalothrin, is suitable for controlling harmful insects in buildings and for protecting humans and domestic animals from such harmful insects and from vector-transmitted diseases which are transmitted by the harmful insects.

Abstract: A substrate treated with a composition comprising a pyrethroid, chlorfenapyr and a special acrylate binder is suitable for controlling harmful insects in buildings, for protecting humans and domestic animals from such harmful insects and for protecting humans and domestic animals from vector-transmitted diseases which are transmitted by the harmful insects.

Abstract: The invention relates to insecticide-impregnated nets made of textile fibers, which nets have a small mesh size, and their use for the protection against pests.

Abstract: A method of coating containers made of glass, polyethylene or polyester by treatment with a substantially paraffin-free aqueous formulation comprising (A) at least one acid-functional waxy copolymer selected from (A1) partially oxidized polyethylene waxes having an acid number in the range from 10 to 100 mg KOH/g, determined in accordance with DIN 53402, with (A2) copolymers having a melt flow rate (MFR) in the range from 1 to 50 g/10 min, measured at 160° C. under a load of 325 g in accordance with EN ISO 1133, which in copolymerized form comprise (a) 60% to 88% by weight of ethylene, (b) 12% to 40% by weight of at least one ethylenically unsaturated carboxylic acid, and which are at least partially neutralized with alkali metal or amine, (B) if desired, at least one nonionic or anionic surfactant, (C) if desired, at least one defoamer, (D) if desired, at least one organic amine, (E) if desired, at least one organic solvent.

Abstract: A method for protecting crop plants from harmful organisms, which comprises the step of covering one or more of the plants with a device, comprising a stabilizing structure and a meshed fabric, where the meshed fabric is impregnated with a pesticide and is penetrable by light, air and water.

Abstract: A method for protecting tobacco from, during, comprises the step of covering the tobacco with a material, preferably a net, which has a protective activity against the harmful organisms.

Abstract: Modified open-cell foams and method for the production thereof Process for production of modified open-cell foams, which comprises bringing the following materials into contact (a) open-cell foams with density in the range from 5 to 500 kg/m3 and average pore diameter in the range from 1 ?m to 1 mm, and (b) aqueous formulation of at least one compound having at least one hemiaminal or aminal group per molecule, or at least one copolymer comprising at least one copolymerized OH-containing or ?-dicarbonyl-containing or epoxy-containing comonomer.

Abstract: N-(D)-ribitylxylidine (I) is prepared by reacting (D)-ribose (II) with 3,4-dimethylaniline (III) or 3,4-dimethyl-1-nitrobenzene (IV) in aqueous or aqueous/organic solution or in solution in a water-soluble organic solvent under an elevated hydrogen pressure and in the presence of a hydrogenation catalyst and of a boric acid compound,(a) using the boric acid compound in a catalytic amount of from about 6 to 35 mmol, preferably from 6 to 20 mmol, per mol of ribose,(b) carrying out the reaction under a hydrogen pressure of from 1 to 20, preferably from 2 to 9, bar and(c) carrying out the hydrogenation at from 40.degree. to 80.degree. C. over Raney nickel as hydrogenation catalyst.

Abstract: 2-Amino-3-cyano-5-dialkoxymethylpyrazine derivatives of the general formula III ##STR1## where R.sup.1 and R.sup.2 are each hydrogen or a protective group usually employed for amino groups and R.sup.5 and R.sup.6 are each alkyl of 1 to 4 carbon atoms, or together form an ethylene or propylene radical which is unsubstituted or substituted by methyl, are prepared starting from a novel 3-halomethyl-5-dihalomethyl-2-aminopyrazine derivative of the formula IV ##STR2## where X is Cl or Br, via a novel intermediate of the general formula I ##STR3## where R.sup.3 is --CH.sub.2 --O--CO--CH.sub.3 (a), --CH.sub.2 OH (b), ##STR4## or --C.tbd.N (d) and R.sup.4 is --CHCl.sub.2 or --CHBr.sub.2 or, where R.sup.1 and R.sup.2 are each a protective group, R.sup.4 may furthermore be ##STR5##The compounds according to the invention are useful intermediates for the preparation of folic acid and active compounds derived from this.

Abstract: 2-Amino-3,5-di-(halomethyl)-pyrazines of the general formula I ##STR1## where X is either chlorine or bromine, m and n may each be 0, 1, 2 or 3 and R.sup.1 and R.sup.2 are each hydrogen or a protective group or may furthermore be bonded to one another, in particular those compounds of the formula I in which m is 1 and n is 2 and/or R.sup.1 and R.sup.2 together form a phthaloyl radical, are useful intermediates for the pteridine building block of folic acid or folic acid analogs.They are obtained by a method in which a 2-amino-3,5-dimethylpyrazine of the general formula II ##STR2## is treated with a chlorinating or brominating agent and, where R.sup.1 and/or R.sup.2 are protective groups, these are, if desired, eliminated when the chlorination or bromination is complete.

Abstract: Dihydro-4,4-dimethylfuran-2,3-dione is prepared by oxidation of racemic dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone by a process in which the oxidation is carried out by gradually adding powdered calcium oxide to a solution of racemic dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone and chlorine in the inert organic solvent.