Abstract: Suggested are oil-based agrochemical compositions with increased viscosity, comprising (a) biocides, (b) hydrophobic carriers, and (c) polymers selected from the group consisting of poly(meth)acrylates, polymaleates and polyfumarates.

Abstract: The invention relates to esters, the acid component of which is a monocarboxylic acid having 8 to 12 C atoms and the alcohol component of which is selected from the group of the pentanols, wherein said esters are excellently suited as coalescing agents.

Abstract: Suggested are biocide compositions, comprising (a) Valerolactone and/or its amide derivatives; (b) Biocides and optionally (c) Oil components or co-solvents and/or (d) Emulsifiers. The compositions show high solubility for biocides and improved emulsification properties.

Abstract: The invention relates to graft copolymers produced by radically polymerizing polymerisable monomers and, in addition comprising long-chain ethylenically unsaturated compounds which contain alkyl substitutes, in particular acrylates or methacrylates and monomers with hydrogen bridge donator functions. According to said invention, said hydrogen bridge donator monomer is introduced into a polymer backbone and into graft side branches. The inventive polymers are particularly usable for lubricating oil formulations.

Abstract: Lubricant compositions useful especially for the lubrification of gears, having a boundary loss coefficient XLG of 0.6 to 0.8 measured at temperatures of 40 to 120° C. with a modified method according to DIN 51354, whereby the lubricant composition contains of a base oil a optional additives, whereby the base oil is selected from complex ester, said, said complex ester having a kinematic viscosity at 40° C. of greater than 400 and up to 50 000 mm2/s.

Abstract: Suggested is a method for enhancing energy efficiency of engines by applying to said engines a lubricant composition containing (A) carboxylic esters derived from the reaction of mono-, di- and/or poly alcohols with mono- and/or dicarboxylic acids, together with an additive blend (B) comprising at least two different additives (a) and (b) together, whereby compound (a) is selected from dithiophosphates, and compound (b) is selected from alkylated phosphorothionates, on condition that the total amount of the additive blend (B) is below 0.1 wt %, calculated on the weight of the whole composition.

Abstract: Surfactant compositions which comprise (i) 10 to 90% by weight of one or more compounds selected from the group (a) to (e), and (ii) 10 to 90% by weight of water, based on the composition, are disclosed, where the compounds (a) to (e) are defined as follows: (a) addition products of ethylene oxide and/or propylene oxide with allyl alcohol, (b) addition products of ethylene oxide and/or propylene oxide with allyl alcohol, terminally capped with C1-20 alkyl, (c) compounds of the formula R1—O—X—R2, where X is 1 to 40 ethylene oxide and/or propylene oxide units and where R1 and R2 independently are C1-20 alkyl, excluding allyl, (d) compounds of the formula R3—O—X—H, where X is 1 to 40 ethylene oxide and/or propylene oxide units and where R3 is C1-20 alkyl, excluding allyl, (e) compounds of the formula H—O—X—H, where X is 1 to 40 ethylene oxide and/or propylene oxide units. The surfactant compositions are liquid and pourable at 20° C., with a pour point below 0° C.

Abstract: The invention relates to the use of aqueous solutions of nonionic surfactants as gel phase free emulator systems for the emulsion polymerization, wherein said nonionic surfactants are chosen from the group (a) of the addition products from 1 to 40 mol ethylene and/or propylene oxide per mol of allyl alcohol, and (b) of the addition products from 1 to 40 mol ethylene and/or propylene oxide per mol of allyl alcohol, wherein the OH-group of said addition products is end-capped in the sense that it is substituted by a group OR, wherein R is an alkyl group with 1 to 20 C-atoms, which can be saturated or unsaturated, straight chained or branched.

Abstract: Suggested are oil-based agrochemical compositions with increased viscosity, comprising (a) biocides, (b) hydrophobic carriers, and (c) polymers selected from the group consisting of poly(meth)acrylates, polymaleates and polyfumarates.

Abstract: A process for improving the oxidation stability of lubricants including providing one or more esters containing branched alkyl groups which are reaction products of branched alcohols with a) one or more aliphatic dicarboxylic acids corresponding to general formula (II): HOOC—R2—COOH in which R2 is a branched or unbranched, saturated alkyl group containing 0 to 34 carbon atoms, or b) one or more saturated branched, monocarboxylic acids corresponding to general formula (III): R3—COOH in which R3 is a branched alkyl group of 3 to 39 carbon atoms, or c) one or more saturated monocarboxylic acids corresponding to general formula (III) in which R3 is a linear alkyl group of 3 to 29 carbon atoms, or d) a mixture thereof, as lubricants, with the proviso that the esters have an oxidation stability of 1000 hours or more, as determined by the Turbine Oil Stability Test (TOST test) to DIN EN ISO 4263-3.

Abstract: The invention relates to copolymers which are suitable for producing additives for solvent deparaffination of paraffin-containing mineral oil distillates and which consist of radically polymerized monomers of formulas A and B, wherein the radicals have the meaning cited in the description. The invention also relates to the use of said copolymers for the production of dewaxing additives.

Abstract: The invention relates to a method for radical polymerization of one or several ethylenically unsaturated compounds, characterized in that it consists in providing at least 80.8 percent by weight ethylenically unsaturated compounds in relation to the total weight of the ethylenically unsaturated compounds, adding at least one polymerization initiator for radical polymerization in at least two steps, wherein more polymerization initiator is added in the second step than in the first.

Abstract: Disclosed is the use of nonionic surfactants as emulsifiers for emulsion polymerization, one or more nonionic surfactants being selected from the group consisting of (a) addition products of from 1 to 40 mol of ethylene oxide and/or propylene oxide per mole onto allyl alcohol, and (b) addition products of from 1 to 40 mol of ethylene oxide and/or propylene oxide per mole onto allyl alcohol, where the OH group of these addition products is terminally capped in the sense that it is replaced by a group OR, where R is an alkyl group having 1 to 20 carbon atoms which may be saturated or unsaturated, straight-chain or branched.

Abstract: Surfactant compositions which comprise (i) 10 to 90% by weight of one or more compounds selected from the group (a) to (e), and (ii) 10 to 90% by weight of water, based on the composition, are disclosed, where the compounds (a) to (e) are defined as follows: (a) addition products of ethylene oxide and/or propylene oxide with allyl alcohol, (b) addition products of ethylene oxide and/or propylene oxide with allyl alcohol, terminally capped with C1-20 alkyl, (c) compounds of the formula R1—O—X—R2, where X is 1 to 40 ethylene oxide and/or propylene oxide units and where R1 and R2 independently are C1-20 alkyl, excluding allyl, (d) compounds of the formula R3—O—X—H, where X is 1 to 40 ethylene oxide and/or propylene oxide units and where R3 is C1-20 alkyl, excluding allyl, (e) compounds of the formula H—O—X—H, where X is 1 to 40 ethylene oxide and/or propylene oxide units. The surfactant compositions are liquid and pourable at 20° C., with a pour point below 0° C.

Abstract: Disclosed are lubricant compounds with a good shear stability defined by the loss of the kinematic viscosity at 100° C., containing base oil and a synthetic complex ester, the complex ester having a kinematic viscosity at 40° C. of greater than 400 and up to 50,000 mm2/s and being obtained by reaction of a) polyols and monocarboxylic acids and dicarboxylic acids, or of b) polyols and mono-alcohols and dicarboxylic acids, or of c) polyols and mono-alcohols and monocarboxylic acids and dicarboxylic acids. In addition the use of said lubricant compounds containing the complex esters as oils for vehicle transmission, axle, industrial drives, compressors, turbines or engines is described.

Abstract: The present invention relates to a polymer dispersion having high stability, comprising A) at least one dispersed polyolefin, B) at least one dispersing component, C) mineral oil and D) at least one compound comprising (oligo)oxyalkyl groups.

Abstract: The present invention relates to a new, selective process for the preparation of mono- and bisacylphosphanes of formula (I) n and m are each independently of the other 1 or 2; R1, if n=1, is e.g. phenyl R1, if n=2, is e.g. C1-C18alkylene or phenylene; R2 is e. g. C1-C18alkyl, phenyl or substituted phenyl; R3 is e. g. C1-C18alkyl, by (1) reacting a phosphorous halide of formula IIa or a phosphorous halide oxide of formula (IIb) or a phosphorous halide sulfide of formula (IIc) with an alkali metal in a solvent in the presence of a proton source; (2) subsequent reaction with m acid halides of formula (III) An oxidation step may follow to obtain mono- and bisacylphosphane oxides or mono- and bisacylphosphane sulfides.

Abstract: The present invention relates to lubricating greases comprising at least one thickening agent and at least one lubricating oil, wherein the lubricating grease contains at least one polymeric structure improver that can be obtained by polymerization of monomer compositions, which are composed of a) 0 to 40 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (I) in which R represents hydrogen or methyl, R1 denotes a straight-chain or branched alkyl moiety having 1 to 5 carbon atoms, b) 40 to 99.99 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (II) in which R represents hydrogen or methyl, R2 denotes a straight-chain or branched alkyl moiety having 6 to 30 carbon atoms, c) 0.

Abstract: The invention relates to a method for radical polymerization of one or several ethylenically unsaturated compounds, characterized in that it consists in providing at least 80.8 percent by weight ethylenically unsaturated compounds in relation to the total weight of the ethylenically unsaturated compounds, adding at least one polymerization initiator for radical polymerization in at least two steps, wherein more polymerization initiator is added in the second step than in the first.

Abstract: (EN) The invention relates to the use of polyalkyl ester for reducing the temperature in a lubricating oil composition. The polyalkyl ester has a specific viscosity $g(h)sp/c of between 5 and 30 ml/g, measured in chloroform at 25° C.