Abstract: Abstract of the Disclosure A vehicle suspension system including a pair of spring seat retainers. One of the spring seat retainers includes a flange and a pocket portion extending from the flange to a distal rim. A jounce bumper is mounted to the pocket portion of the spring seat retainer and extends from the rim. A band encircles the rim for preventing deformation of the rim upon compression of the jounce bumper.

Abstract: A process is described for preparing tetrahydrogeranylacetone in which pseudoionone, geranylacetone and/or dihydrogeranylacetone in a liquid phase, in which particles of a catalyst which is capable of preferentially hydrogenating carbon-carbon double bonds over carbon-oxygen double bonds are suspended, is conducted through a device which inhibits the transport of the catalyst particles in the presence of a hydrogen-containing gas.

Abstract: A process is described for reducing the formation of acrylamide during the heating of amino compounds in the presence of reducing substances, which comprises, before the heating, mixing the amino compounds with ascorbic acid and/or vitamin E.

Abstract: The present invention relates to a method for the absorption of liquids, which comprises the step bringing the liquid into contact with at least one sorbent comprising a porous metal-organic framework, the framework taking up the liquid and comprising at least one at least bidentate organic compound having a coordinate bond to at least one metal ion.

Abstract: The present invention relates to a process for preparing highly functional hyperbranched polyesters which comprises reacting a reaction solution comprising solvent and (a) one or more dicarboxylic acids or one or more derivatives thereof with one or more at least trifunctional alcohols (b) or one or more tricarboxylic acids or higher polycarboxylic acids or one or more derivatives thereof with one or more diols (c) or one or more tricarboxylic acids or higher polycarboxylic acids or one or more derivatives thereof with one or more at least trifunctional alcohols (d) or one or more di- or polyhydroxycarboxylic acids (e) or one or more hydroxydi- or hydroxypolycarboxylic acids or mixtures of at least two of the above reaction solutions in the presence of an enzyme at temperatures above 60° C.

Abstract: Fungicidal mixtures comprise as active components a) an amide compound of the formula I A-CO—NR1R2I ?in which A, R1 and R2 are as defined in the description, and b) dimethomorph or flumetover, and/or c) a valinamide of the formula III ?in which R13 is C3–C4-alkyl and R14 is naphthyl or phenyl, where the phenyl radical is substituted in the 4-position by a halogen atom, a C1–C4-alkyl or C1–C4-alkoxy group, and/or d) benalaxyl, ofurace, metalaxyl, furalaxyl or oxydixyl, and/or e) 1-(2-cyano-2-methoxyiminoacetyl)-3-ethylurea in a synergistically effective amount.

Abstract: ?-Chloroisopropyl-substituted aromatics are obtained in high yield by treating isopropenyl-substituted aromatics with hydrogen chloride gas in the absence of a solvent. The ?-chloroisopropyl-substituted aromatics serve as initiators for the cationic polymerization of isobutene.

Abstract: A process for the continuous recovery of (meth)acrylic acid from the reaction gas of a catalytic gas-phase oxidation comprising the following process stages is proposed: I quenching of the reaction gas by evaporative cooling using a high-boiling solvent, II separation of the (meth)acrylic acid from the quenched reaction gas by absorption into the high-boiling solvent, III separation of the solvent laden with (meth)acrylic acid by rectification into a first part-stream IIIA), which contains predominantly (meth)acrylic acid, and into a second part-stream IIIB) which contains predominantly the solvent, IV recycling of the stream IIIB) to process stage II and V distillative production of (meth)acrylic acid from stream IIIA), all liquid residual streams obtained in process stage V being recycled to process stage I.

Abstract: The present invention relates to a novel process for the preparation of high-purity chemicals with an extremely low particle count, such as ammonia gas, hydrogen fluoride and hydrogen chloride, which are also used as aqueous solutions in semiconductor technology the corrosive gas is enriched with an absorbent which is miscible with the gas and in which impurities present in the gas are soluble, and the gas is subsequently subjected to membrane filtration.

Abstract: The present invention relates to novel reactive dyes of formula I, (I), in which the variable independently denote X hydrogen, NO2, or NR3R4, Y NR5R6, OR7, SR8, or SO2R9 or a group suitable as a leaving group under the conditions of nucleophilic, aromatic substitution, R1 to R9 independently hydrogen, C1–C8 alkyl, C2–C8 alkyl, in which non-adjacent CH2 groups can be replaced by oxygen atoms, imino groups, or C1–C4 alkylimino groups, and/or CH2 groups may be replaced by carbonyl groups, C2–C8 alkenyl, or a group containing an active site or the precursor of an active site, with the proviso that at least one group R1 to R9 is present which contains an active site or the precursor of an active site. The present invention also relates to the use of the reactivedyes of formula I for dyeing substrates containing nucleophilic groups, and to compositions containing at least one reactive dye of formula I.

Abstract: An aqueous effect coating material, comprising (A) at least one water-soluble, -dilutable and/or -dispersible binder, (B) at least one effect pigment, and (C) at least one silicon compound of the general formula I [(E)nL]Si(R1)(R2)(R3)??(I) in which the index and the variables are defined as follows: n is an integer from 1 to 5; E is a reactive functional group; L is an at least divalent, linking, organic group; R1 is a substituted or unsubstituted cycloalkoxy, alkoxy, aryloxy, cycloalkyl, alkyl or aryl radical; and R2 and R3 independently of one another are substituted or unsubstituted cycloalkoxy, alkoxy or aryloxy radicals or hydroxyl groups; preparation process, and its use.

Abstract: A process for the fractional condensation of a hot gas mixture which as well as acrylic acid contains at least one further condensable component in a column in the presence of at least one stabilizer comprises metering in at least a portion of the at least one stabilizer as a melt.

Abstract: The invention relates to catalyst packing and a production process for catalyst packing in which a fabricated woven or knitted fabric in the form of continuous web goods is shaped to give a package by stacking a plurality of layers, and segments (S) are cut out of the package and assembled to give one or more course(s) which completely fill the reactor cross section. A reactor containing catalyst packing of this type is particularly suitable for catalytic reactions, preferably for hydrogenations, selective hydrogenations, selective oxidations or isomerizations.

Abstract: The present invention relates to a process for the preparation of R- and S-lipoic acid and R- and S-dihydrolipoic acid comprising (a) reaction of where MS is SO2—R? and R and R? independently of one another are C1–C6-alkyl, C3–C8-cycloalkyl, C3–C8-cycloalkylalkyl, aryl or aralkyl, with sodium sulfide and sulfur in methanol. The invention especially relates to processes for preparing pure R- or S-dihydrolipoic acid, which is either used directly or processed further to give R- and S-lipoic acid. The process also serves for the production of pharmaceuticals. The present invention further relates to a solution of sodium sulfide trihydrate and sulfur in methanol, the sulfur being present in a molar excess over the sodium sulfide trihydrate, and a kit which comprises the solution according to the invention.

Abstract: Polyesterols having reduced reactivity are prepared by catalytic polycondensation of dicarboxylic acids/dicarboxylic acid derivatives and H-functional substances using tin catalysts by a process wherein the polyesterols are brought into contact with oxygen after the end of the esterification reaction. The polyesterols themselves obtained by this process are used for the preparation of PU.

Abstract: Compounds which can be activated by actinic radiation, contain at least one urethane group, and have the general formula I: X[N(R)—C(O)—O—C(R1R2)—C(R3R4)—Y-Z]n??(I), in which the index and the variables have the following meanings: n is an integer from 1 to 5; X is an at least n-valent, substituted or unsubstituted organic radical; R is a hydrogen atom or a monovalent substituted or unsubstituted organic radical; R1-R4 independently of one another are a hydrogen atom, halogen atom or monovalent, substituted or unsubstituted organic radical, it being possible for at least two radicals to be cyclically linked to one another; Y is a divalent, linking functional group containing at least one oxygen atom; and Z is an organic radical containing at least one group which can be activated by actinic radiation; with the proviso that at least for n=1 the radical R and/or the radical X are/is substituted by at least one substituent of the general formula II: Z—Y—??(II), in which the variables Z and Y are as defined

Abstract: The invention relates to starting compounds which can be used for the preparation of polyurethanes and can be prepared by reaction of hydroxyl-containing oligomers of formaldehyde.

Abstract: A process for dewatering hydrocyanic acid by distillation, which comprises distilling crude hydrocyanic acid containing from 50 to 99.9% by weight of HCN, from 0.1 to 40% by weight of water, from 0 to 15% by weight of carbon oxides and optionally from 0.01 to 1% by weight of an involatile stablilizer, at a pressure of from 1 bar to 2.5 bar, a bottom temperature of from 100° C. to 130° C. and a top temperature of from 25° C. to 54° C., in the absence of a volatile stabilizer, in a distillation column to obtain a top draw stream containing purified, anhydrous hydrocyanic acid and carbon oxides and a bottom draw stream comprising water and, where appropriate, the involatile stabilizer.

Abstract: A process is described for continuously preparing alkyl esters of (meth)acrylic acid by reacting (meth)acrylic acid and alkanols having from 1 to 5 carbon atoms in homogeneous, liquid, solvent-free phase at elevated temperature and in the presence of an acidic esterification catalyst, in which the (meth)acrylic acid, the alkanol and the acidic esterification catalyst are fed to a reaction zone (5, 6), the water formed during a residence time is removed rectificatively as a constituent of an alkanol-comprising mixture in a rectification unit III attached to the reaction zone (5, 6), the distillate obtained here is separated into an alkanol-comprising organic phase and a water-comprising aqueous phase, the organic phase is recycled into the rectification unit III and the aqueous phase is discharged, and a reaction mixture (21) is discharged from the reaction zone (5, 6), which comprises feeding the reaction mixture (21) discharged from the reaction zone (5, 6) to a catalyst removal unit V and separating it i

Abstract: The present invention relates to a process for charging a reactor with a catalyst, to the resulting charged reactors, and to the use thereof for carrying out catalytic gas phase reactions.