Abstract: The invention relates to a glycerol ether mixture which consists essentially of a) at least one C12-22 glycerol monoalkyl ether, b) at least one C12-22 glycerol dialkylether and optionally c) at least one C12-22 glycerol trialkyl ether and/or d) at least one C12-22 fatty alcohol, components a) and b) together making up at least 50% by weight of the glycerol ether mixture and the ratio by weight of component a) to component b) being in the range from 3:1 to 1:2. The invention also relates to a process for producing the glycerol ether mixture and to cosmetic compositions containing the glycerol ether mixture.

Abstract: Mixtures comprising at least one alk(en)yl polyglycoside ether carboxylate, and one or more fatty alcohols are described along with methods for preparing the same, wherein a starting mixture comprising (i) at least one alk(en)yl polyglycoside, and (ii) one or more fatty alcohols is provided, and the starting mixture is reacted with a compound selected from the group consisting of ?-halocarboxylic acids, ?-halocarboxylic acid salts, ?-halocarboxylic acid esters, and mixtures thereof.

Abstract: A process for making an alkyl and/or alkenyl oligoglycoside preparation having a magnesium salt concentration of less than about 10 ppm involving the steps of: (a) providing an alkyl and/or alkenyl oligoglycoside preparation having an active substance content of from about 10 to 70% by weight, based on the weight of the preparation; (b) providing an acid component; (c) adjusting the pH of the alkyl and/or alkenyl oligoglycoside preparation to from about 4 to 9.5 by combining the acid component with the alkyl and/or alkenyl oligoglycoside preparation to form a pH-modified alkyl and/or alkenyl oligoglycoside preparation; (d) providing a column charged with an ion exchange resin; and (e) purifying the pH-modified alkyl and/or alkenyl oligoglycoside preparation by passing it through the column of step (d) at a viscosity of from about 20 to 6,000 mPas, and at a temperature of from about 20 to 90° C.

Abstract: An emulsifier composition containing: (a) from about 0.5 to 90% by weight of an isoalkenyl oligoglycoside; (b) from about 0.5 to 90% by weight of an isoalkenyl fatty alcohol; (c) up to about 10% by weight, water; and (d) optionally, from about 0.1 to 30% by weight of a hydrophilic wax, all weights being based on the weight of the composition.

Abstract: Alk(en)yl glycerol ether carboxylic acids which are prepared by reacting, in the presence of alkali, (a) an alk(en)yl glycerol ether compound of the general formula (I): R1O(A)nCH2CH[(A)mOR2]CH2(A)pOH??(I) wherein R1 and R2 each independently represents a hydrogen or an alk(en)yl group having from 4 to 22 carbon atoms, with the proviso that at least one of R1 and R2 represents an alk(en)yl group having from 4 to 22 carbon atoms, each A independently represents a C2H4O and/or C3H6O group and n, m and p each independently represents a number of from 0 to 10; and (b) an ?-halocarboxylic acid of the general formula (II): XCR3R4COOH??(II) wherein R3 represents a hydrogen or a —CH3 group, R4 represents a hydrogen or an alk(en)yl group having from 1 to 6 carbon atoms and X represents a halogen; are described along with various uses for the same.

Abstract: The apparatus comprises a square, metallic vessel holder with twenty-four chambers arranged to smoothly hold in an upright position changeable, transparent reaction vessels used to carry biological reaction liquids of about 100 .mu.l. At the side walls of the chambers are arranged two connectors with associated boreholes. Within these holes are removably fixed first and second optic fibers. These fibers are connected in such a manner, that the axial extensions of the fibers meet one another approximately at a same point of the chamber's axis, and in such a manner, that light escaping from the first fibers cannot reach the second fibers directly. The open ends of the fibers are connected to a common light source and individually to associated light receivers, respectively.

Abstract: A device for simultaneously and/or group-wise random measuring fluorescent light emitted by sample-reagent mixtures contained in a plurality of reaction vessels.In order to measure fluorescence light for each reaction vessel with high sensitivity and accuracy and at the lowest possible cost the device according to the invention has an array of photodiodes built on a chip. Each of the photodiodes of the array is configured to receive fluorescent light emitted by a sample-reagent mixture contained in one of said plurality of reaction vessels and to provide an output signal representative of the intensity of said fluorescent light. An integrated electronic circuit is connected to the said array of photodiodes for processing output signals provided by photodiodes of the array. The integrated electronic circuit is mounted on the chip on which the array of photodiodes is built.

Abstract: Detergent mixtures containing fatty alcohol sulfates, fatty alcohol ether sulfates, alkyl and/or alkenyl oligoglycosides and/or fatty acid N-alkyl polyhydroxyalkyl amides are eminently suitable in solid form for the production of toilet blocks.

Abstract: Heterogenous surfactant granules consisting of an inner core containinga) alkyl sulfates corresponding to formula (I):R.sup.1 O--SO.sub.3 X (I)in which R.sup.1 is an alkyl radical containing 16 to 18 carbon atoms and X is an alkali metal or alkaline earth metal, ammonium, alkylammonium, alkanolammonium or glucammonium, andb1) alkyl sulfates corresponding to formula (II):R.sup.2 O--SO.sub.3 X (II)in which R.sup.2 is an alkyl radical containing 12 to 14 carbon atoms and X is as defined above, orb2) alkyl ether sulfates corresponding to formula (III):R.sup.3 O(CH.sub.2 CH.sub.2).sub.n SO.sub.3 X (III)in which R.sup.3 is an alkyl radical containing 16 to 18 carbon atoms, n is a number of 1 to 3 and X is as defined above,and a coating over the inner core consisting of alkyl sulfates corresponding to formula (II), with the provisos that the ratio by weight of component a) to component b) in the inner core is 100:0 to 30:70, and the ratio by weight of the inner core to the coating is 99.5:0.5 to 90:10.

Abstract: A handheld powered planer is provided with a receiving chamber (25) with a chips redirecting surface (51) next to the drum compartment (18) for the cutter drum (15). The receiving chamber (25) is connected via an inlet opening (28) to the drum compartment (18) and via a lateral outlet opening (26, 27) to the outside. The chips redirecting surface (51) is inclined in an ascending manner in the direction of the outlet opening. Air passage openings (53) are located in the inclined chips redirecting surface (51) and are connected via an air channel (30) to the motor compartment (19) of the planer housing (1) so that an air flow from the fan wheel (11) of the drive motor (8) passes through the air passage openings (53) and flows in the direction of the outlet openings (26, 27). Chip removal is significantly improved as a result of this.

Abstract: Methyl-end-capped alkyl and/or alkenyl polyglycol ethers; a process for their production by methylation of products of the addition of ethylene oxide and propylene oxide to primary alcohols; to formulations containing these substances; and to the use of the substances for the production of surface-active formulations.

Abstract: Detergent mixtures containing a) 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 or alkenyl radical containing 8 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 represents alkyl radicals containing 6 to 14 carbon atoms, n is a number of 0.5 to 2 and m is a number of 2 to 10 and, optionally, c) amphoteric or zwitterionic surfactants and water, have synergistic effects in regard to their washing, dishwashing, foaming and cleaning performance and in regard to their skin-cosmetic compatibility. Accordingly, they are suitable for the production of a number of surface-active preparations, particularly manual dishwashing detergents.

Abstract: A rinse aid composition for hard surfaces containinga) mixed ethers corresponding to formula (I) ##STR1## in which R.sup.1 is a linear or branched, aliphatic alkyl or alkenyl radical containing 8 to 18 carbon atoms, R.sup.2 is a linear or branched alkyl radical containing 1 to 4 carbon atoms or a benzyl radical, m1 has a value of 0 or 1 to 2 and n1 has a value of 5 to 15, andb) fatty alcohol polypropylene glycol/polyethylene glycol ethers corresponding to formula (II) ##STR2## in which R.sup.3 is a linear or branched, aliphatic alkyl or alkenyl radical containing 8 to 16 carbon atoms, m2 has a value of 0 or 1 to 3 and n2 has a value of 1 to 5.

Abstract: A nonionic detergent mixture containinga) an ether corresponding to formula (I):R.sup.1 O(CH.sub.2 CH.sub.2 O).sub.m R.sup.2 (I)in which R.sup.1 is an aliphatic linear alkyl or alkenyl radical containing 12 to 18 carbon atoms, R.sup.2 is an alkyl radical containing 1 to 4 carbon atoms or a benzyl radical and m is a number of 5 to 15, andb1) an ether selected from the group consisting of an ether corresponding to formula (II): ##STR1## in which R.sup.3 is an aliphatic, linear or branched alkyl radical containing 8 to 10 carbon atoms, R.sup.4 is an alkyl radical containing 1 to 4 carbon atoms or a benzyl radical, p is a number of 2 to 3 and q is a number of 8 to 15 andb2) an ether corresponding to formula (III): ##STR2## in which R.sup.5 is an aliphatic, linear alkyl radical containing 12 to 14 carbon atoms, R.sup.6 is an alkyl radical containing 1 to 4 carbon atoms or a benzyl radical, x is a number of 0.5 to 2 and y is a number of 5 to 10.

Abstract: A substantially water-free detergent mixture comprisinga) alkyl or alkenyl sulfates corresponding to formula (I):R.sub.1 OSO.sub.3 X (I)in which R.sub.1 is a linear or branched aliphatic hydrocarbon radical containing 16 to 18 carbon atoms and X is an alkali metal or alkaline earth metal, ammonium, alkylammonium, alkanolammonium or glucammonium,b) alkyl or alkenyl sulfates corresponding to formula (II):R.sub.2 OSO.sub.3 X (II)in which R.sub.2 is a linear or branched aliphatic hydrocarbon radical containing 12 to 14 carbon atoms and X is an alkali metal or alkaline earth metal, ammonium, alkylammonium, alkanolammonium or glucammonium, wherein components a) and b) are present in a ratio by weight of 90:10 to 70:30, andc) a hydrophobic structure breaker corresponding to formula (III):R.sub.4 O(CH.sub.2 CH.sub.2 O).sub.n H (III)in which R.sub.4 is a linear or branched alkyl or alkenyl radical containing 12 to 18 carbon atoms and n is 0 or a number of 1 to 5.

Abstract: An ultramild surfactant mixture consisting ofa) from about 48 to about 52% by weight of at least one alkyl oligoglucoside corresponding to formula (I):R.sup.1 --O--(G).sub.p (I)in which R.sup.1 is an alkyl radical containing 8 to 10 carbon atoms, G is a glucose unit and p is a number of 1.3 to 1.8; andb) from about 48 to about 52% by weight of at least one alkyl oligoglucoside corresponding to formula (II):R.sup.2 --O--(G).sub.p (II)in which R.sup.2 is an alkyl radical containing 12 to 16 carbon atoms; G is a glucose unit and p is a number of 1.3 to 1.8.Also, finished compositions containing the above surfactant mixture.

Abstract: An ultramild surfactant mixture consisting ofa) from about 5 to about 12% by weight of at least one alkyl oligoglucoside corresponding to formula (I):R.sup.1 --O--(G).sub.p (I)in which R.sup.1 is an alkyl radical containing 8 to 10 carbon atoms, G is a glucose unit and p is a number of 1.3 to 1.8; andb) from about 88 to about 95% by weight of at least one alkyl oligoglucoside corresponding to formula (II):R.sup.2 --O--(G).sub.p (II)in which R.sup.2 is an alkyl radical containing 12 to 16 carbon atoms, G is a glucose unit and p is a number of 1.3 to 1.8.Also, finished compositions containing the above surfactant mixture.

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: 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.