Abstract: Finely ground zeolithic alkali metal aluminum silicates having the general formula: xMe.sub.2 O.Al.sub.2 O.sub.3.ySiO.sub.2.zH.sub.2 O, are prepared by mixing both reaction components, alkali metal silicate and alkali metal aluminate, in the presence of a stoichiometrically excessive amount of alkali metal hydroxide. The thus obtained gel is matured, the reaction mixture is heated up to crystallisation temperature, then crystallised. During crystallisation, at least one of both reaction components is added to the reaction mixture.

Abstract: A process for the production of polyol compounds by condensation of glycerol in the presence of lithium compounds and, optionally, subsequent transesterification of the oligoglycerol mixtures obtained with fatty acid glyceride esters and to their use for the production of polymers.

Abstract: A nutrient concentrate for stimulation of growth for the accelerated cultivation and growth of hydrocarbon-consuming microorganisms as well as a process for their use in bioremediation is disclosed. The concentrate is an admixture of water-soluble and/or oil-soluble compounds of phosphorus (P) and nitrogen (N) and other components. The concentrate is in the form of a liquid water-based preparation and contains an ester of phosphoric acid as both an emulsifier and a P source. Further, from 10 to 40% by weight urea is contained in the concentrate as a N source. The invention also relates to the treatment of polluted soils, waters, and articles using a diluted aqueous solution of the concentrated admixture.

Abstract: Alkyl polyglycoside products having improved color properties are produced by a process which involves reacting a reducing sugar with an alcohol to obtain an alkyl polyglycoside reaction product containing unreacted alcohol which is removed in a thin film evaporator wherein the alkyl polyglycoside product film is contacted by liquid water which cools the film and reduces the amount of color bodies in the product.

Abstract: Alkyl polyglycoside containing industrial and institutional liquid cleaning compositions which provide for the elimination, or the reduction in the amount, of stabilizing agents.

Abstract: Personal cleansing bars having a relatively high moisture content are made by forming a soap composition comprised of a neutralized tallow-free fatty acid mixture having an iodine value of less than about 7 and an alkyl polyglycoside of the formula IR.sub.1 O(Z).sub.a Iwherein R.sub.1 is a monovalent organic radical having from about 6 to about 30 carbon atoms; Z is saccharide residue having 5 or 6 carbon atoms; a is a number having a value from 1 to about 6. The soap composition is then finished to produce a bar having from about 15% to about 30% by weight of water.

Abstract: Detergent compositions comprised of an alkyl polyglycoside and an ester quat corresponding to formula (II) ##STR1## wherein R.sup.2 CO is an aliphatic acyl radical containing 12 to 22 carbon atoms and 0, 1, 2 or 3 double bonds, n=2 or 3 and X stands for halide, methosulfate or methophosphate ion are provided which are useful for the production of surface-active agents and for the enhanced recovery of crude oil.

Abstract: Hydraulic oils containing a biodegradable base oil comprising eithera) the product of the ethoxylation and/or propoxylation of glycerol with from about 0.5 to about 3 moles of ethylene oxide and/or propylene oxide and subsequent esterification with a saturated or unsaturated C.sub.6-24 fatty acid, or mixtures thereof; orb) the product of the insertion of from about 0.5 to about 3 moles of EO and/or PO into a natural oil or fat other than castor oil.

Abstract: Light-colored alkyl oligoglycoside pastes can be obtained by a process in whicha) glycose is reacted with fatty alcohols in the presence of acidic catalysts at elevated temperature to a residual content of glycose of less than 0.1% by weight, based on the starting quantity of glycose,b) water of reaction released is continuously removed from the equilibrium,c) the reaction products are neutralized with a base, the molar ratio of hydrogen ions in the reaction mixture to added base being from 1:1 to 1:1.5,d) unreacted fatty alcohols is separated by distillation,e) the residue is subsequently processed by addition of water to a paste having a solids content of 30 to 70% by weight, based on the paste, the paste is alkalized and, optionally, bleached by methods known per se.

Abstract: Described is the chemical hydrolysis of partial hydrolysates obtained by the enzymatic decomposition, in aqueous conditions in the presence of alkaline-earth oxides or hydroxides, of protein-containing raw materials containing chromium. This enables protein hydrolysates with a particularly low chromium content to be obtained which are stable to turbidity during storage. The chemical hydrolysis must be carried out in the presence of compounds selected from the alkaline-earth oxides and hydroxides, and within the critical pH range of 11 to 13.

Abstract: Rinse aids for dishwashing machines comprising(1) an alkyl polyglycoside,(2) an alkyl polyglycol ether, and(3) an organic carboxylic acid wherein the rinse aid is substantially free from foam inhibitors and thickeners.

Abstract: Water containing detergent mixtures contain an alkyl and/or alkenyl polyglycoside and an anionic or nonionic surfactant selected from the group consisting of: (a) a narrow range fatty alcohol polyglycol ether, (b) a narrow range fatty alcohol ether sulfate, (c) a fatty acid alkanolamide ether sulfate, and (d) a monoglyceryl ether sulfate are superior detergents for dishwashing formulations and for cosmetics.

Abstract: Aqueous solutions of anionic surfactants having improved low-temperature stability are obtained by addition to the solutions of mixtures of nonionic surfactants containinga) alkyl and/or alkenyl oligoglycosides corresponding to formula (I)R.sup.1 -O-[G].sub.p (I)in which R.sup.1 is an alkyl and/or alkenyl radical containing 6 to 22 carbon atoms, G is a sugar unit containing 5 or 6 carbon atoms and p is a number of 1 to 10,b) fatty alcohol polyglycol ethers corresponding to formula (II) ##STR1## in which R.sup.2 is an alkyl radical containing 8 to 11 carbon atoms, n is a number of 4 to 9 and m=0 or is a number of 1 to 3, and optionallyc) fatty alcohol polyglycol ethers corresponding to formula (III) ##STR2## in which R.sup.3 is an alkyl radical containing 12 to 15 carbon atoms, n is an integer of 4 to 9 and m=0 or is a number of 1 to 3.The products are particularly suitable for the production of manual dishwashing detergents.

Abstract: The preparation of polyol compounds by (a) condensing glycerine in the presence of lithium compounds; (b) continuously distilling off the water produced by the reaction; (c) optionally subjecting the oligoglycerine mixture obtained to a transesterification reaction with fatty-acid glyceride esters. Such polyol compounds are suitable for use as starting materials in the production of polymers.

Abstract: A composition for thickening aqueous based personal care products is comprised of a cosolvent selected from the group consisting of a diol, the mono alkyl ether of a diol, a salt of a sulfated ethoxylated alcohol, a salt of a sulfated ethoxylated alkyl phenol, and a complex organic phosphate ester; water; a nonionic surfactant and, a complex ester.

Abstract: The stability in storage and flowability of liquid water-based alkyl glycoside preparations of relatively low concentration were to be improved and their handling under in-use conditions was to be facilitated by an increase in viscosity with very small quantities of non-alkyl-glycoside active substance. This was achieved by gel-form aqueous mixtures consisting essentially of 2% by weight to 15% by weight of an alkyl glycoside corresponding to the formula R.sup.1 --O(G).sub.n, in which R.sup.1 is an alkyl radical containing 8 to 22 C atoms, G is a glycose unit and n is a number of 1 to 10, 0.05% by weight to 2% by weight of an anionic surfactant of the sulfate or sulfonate type, the ratio by weight of alkyl glycoside to sulfate and/or sulfonate being 40:1 to 5:1, and 83% by weight to 97.95% by weight water or a mixture of water with a water-miscible organic solvent.

Abstract: A process for the production of surface-active compounds having improved detergency comprising hydrolyzing a water-containing paste of an alkyl or alkenyl oligoglycoside of the formula (I):R.sup.1 O(G).sub.p (I)wherein R.sup.1 is an alkyl or alkenyl radical having from about 4 to about 22 carbon atoms, G is a sugar unit having 5 or 6 carbon atoms and p is a number of 1 to 10 for a period of from about 5 minutes to about 10 days at a temperature of from about 70.degree. to about 180.degree. C. and under pressures of from about 1 to about 50 bar.

Abstract: Water-free detergent mixtures may be obtained by reacting secondary or tertiary amines with alkylating agents, in a per se known manner, in the presence of fatty alcohol polyglycol ethers with a HLB value in a range from 6 to 12, but without adding water or organic solvents. These products are suitable for preparing surface-active agents.

Abstract: Described are detergent mixtures containing (a) quaternarized fatty-acid alkanolamine esters of formula (I), in which R.sup.1 CO is an aliphatic acyl group with 6 to 22 carbon atoms and 0 or 1 double bonds, Z is an ethylene or isopropylene group, EO is a CH.sub.2 CH.sub.2 O-- unit, (m+n+p) is a number from 1 to 10 and X is a halide, a methosulphate or an alkylphosphate anion, plus (b) other anionic, non-ionic and/or amphoteric or zwitterionic surfactants. Such mixtures have a high foaming power, are easily concentrated and have a long shelf life.

Abstract: Hydraulic oils containing as a base oil at least one Guerbet alcohol of the formula R--OH in which R is a single branched radical containing from 24 to 44 carbon atoms and having an iodine value of from 20 to 150.