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WO/1997/016416A1 |
The invention concerns a process for preparing short-chain alkyl sulphates in which alcohols of formula (I), R1OH, in which R1 stands for a linear or branched, saturated or unsaturated alkyl group with between 6 and 12 carbon atoms, are ...
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WO/1997/009304A1 |
The invention concerns anionic amphiphilic compounds with several hydrophilic and hydrophobic groups derived from acetylene.
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WO/1997/002234A1 |
The invention concerns amphiphilic compounds of general formula (I) with at least two hydrophilic groups and at least two hydrophobic groups based on alkoxylated amines and/or alkoxylated fatty acid amides and di-, oligo- or polycarboxyl...
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WO/1997/000720A1 |
Certain double-tailed alcohol ether sulfates of specified chemical structures are formulated with a hydrotrope or a cosurfactant. The formulations are useful for various surfactant utilities including use in hard water systems.
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WO/1997/000843A1 |
Certain branched chain compounds such as double-tailed alcohol ethoxylates and double-tailed alcohol ether sulfates of specified chemical structures, their synthesis, and their utilities are described.
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WO/1996/035663A1 |
Oligomeric alkyl ether sulphates of mean general formula (I) are described. A method for preparing products of formula (I) and the use thereof as surfactants in cleaning, cosmetic and toothpaste compositions are also described.
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WO/1996/033968A1 |
Novel compounds represented by general formula (I), stereoisomers thereof, pharmaceutically acceptable salts, and solvates thereof, processes for the preparation thereof, a matrix metalloproteinase inhibitor comprising as the active ingr...
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WO/1996/028420A2 |
Aziridines may be subjected to a cyclooligomerization reaction to produce polyazacycloalkane compounds useful for example in the preparation of chelating agents for use in diagnostic imaging contrast agents. N-benzyl-aziridine in particu...
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WO/1996/023768A1 |
The invention concerns dimeric alcohol-bis-sulphates, trimeric alcohol-tris-sulphates and their ether sulphates which are obtained by reacting dimeric alcohols and/or trimeric alcohols or their addition products with alkylene oxides usin...
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WO/1996/016033A1 |
The invention relates to amphiphilic compounds of the general formula (I) with at least two hydrophilic and at least two hydrophobic groups based on di, oligo or polyolethers. The amphiphilic compounds of this invention are highly surfac...
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WO/1996/014926A1 |
The invention relates to amphiphilic compounds of general formula (I), (R1, R3 = C1-C22 hydrocarbon radical, R2 = spacer, X, Y = functional groups, Z = 1 to 10) with at least two hydrophilic and at least two hydrophobic groups ont the ba...
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WO/1996/011177A1 |
The invention concerns novel fats of formula (I), in which R1 stands for a linear or branched alkyl group with eight carbon atoms, provided that the portion of free octanol is less than 5 wt %. The octylpropylene-glycolethers and the sul...
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WO/1996/008470A1 |
Light-coloured fatty acid monoglyceride sulphates can be prepared by sulphating, ageing and neutralizing, by using as starting materials partial glycerides which have an iodine number ranging from 0 to 0.5 and/or an acid number ranging f...
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WO/1996/008551A1 |
The invention concerns novel detergent mixtures having improved foaming ability and increased tolerance in terms of skin-care cosmetics and characterized in that they contain: (a) monoglyceride(ether)sulphates; and (b) amino acid derivat...
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WO/1996/001800A1 |
A tris(3-aminopropyl)amine derivative represented by general formula (1), a salt thereof, a quaternized derivative thereof, and a detergent composition containing the same (wherein R represents C1-C24 alkyl or alkenyl which may have an O...
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WO/1996/001269A1 |
A process is disclosed for producing light-coloured surfactants. The surfactants are stabilised, before bleaching, by admixture of antioxidant agents.
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WO/1995/022631A1 |
Sulfonated substances useful for stuffing leather are obtained by reacting monohydric or polyhydric alcohols (a) with 12 to 36 C atoms with a sulfonating reactive (b), then by neutralising them. As sulfonating reactive (b) a combination ...
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WO/1995/020640A1 |
Proposed are detergent mixtures containing esterquats and soil-release polymers. The mixtures are distinguishable by a synergistic improvement in softness of texture and rewettability from a large number of materials. Materials pretreate...
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WO/1995/016664A1 |
The present invention relates to an amine derivative represented by general formula (1), wherein R2 and R3 mean individually an alkyl or alkenyl group which may have -OH and has 1-24 carbon atoms, A denotes an alkylene or alkenylene grou...
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WO/1995/014660A1 |
Aqueous solutions of ether sulphate salts with a reduced 1,4 dioxane content are obtained if, continuously: a) an aqueous ether sulphate solution is heated to a temperature of 80 to 120 �C by the direct admixture of superheated steam i...
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WO/1995/014316A1 |
A sliding contact for providing an electrical connection between a side contact of a PC card and a terminal accessible to a host device is disclosed. The disclosed sliding contact is disposed in a side rail of an ejection mechanism for r...
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WO/1995/008529A1 |
Chiral surfactants, methods for their synthesis and use, and apparatus designed to facilitate chiral separations using micellar capillary electrophoresis is disclosed. A chiral surfactant having general formula (I) is described. R1 is th...
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WO/1995/008613A1 |
Sulphated polyol fatty acid esters have the formula (I), in which R1CO stands for a linear or branched, saturated and/or unsaturated acyl residue with 6 to 22 carbon atoms, R2 stands for hydrogen, an OCR1 residue or a SO3X residue, R3 st...
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WO/1995/001955A1 |
A 2-hydroxypropanediamine derivative represented by general formula (1), a salt or a quaternized derivative thereof, and a detergent composition containing the same, wherein R1 and R2 represent each C6-C36 linear or branched alkyl or ake...
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WO/1995/001959A1 |
The invention concerns alkyl sulphates with improved solubility, increased foaming power and a higher degree of sulphonation, the alkyl sulphates being obtained by sulphating, using per se prior art techniques, a mixture of fatty alcohol...
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WO/1995/000501A2 |
The invention encompasses the novel compound of formula (I) useful in the treatment of cyclooxygenase-2 mediated diseases. The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated dise...
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WO/1994/027939A1 |
Linear hydrofluorocarbons of the formula XCF2(CF2)nCH2F where X is H or F, and n is 1 to 7 when X is H and 0 to 7 when X is F, are produced by a vapor phase catalytic reaction of HF with corresponding compounds of the formula XCF2(CF2)nC...
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WO/1994/024245A1 |
Secondary (2, 3) alkyl sulfate surfactants contaminated with inorganic sulfates such as sodium sulfate are washed with water at temperatures at or below the Krafft temperatures of said surfactants. The resulting, purified secondary alkyl...
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WO/1994/020088A1 |
Taxane derivatives, useful as anti-tumor and anti-leukemia agents, having alternative C9 substituents wherein the substituents are selected from a group consisting of hydrogen, hydroxy, protected hydroxy and acyloxy.
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WO/1994/018160A1 |
A process for producing high active alkyl sulphate solutions comprising the steps of adding and mixing an alkyl sulfuric acid having a chain length of C12-C18, with an organic amine to produce a neutralized product having substantially n...
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WO/1994/013632A1 |
A process for preparing a surfactant composition comprising a secondary (C8 to C22) alkyl sulphate, which process comprises: a) sulphating a (C8 to C22) olefin and/or a (C8 to C22) secondary alcohol, optionally containing a primary alcoh...
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WO/1994/013768A1 |
Sulphated fatty acid partial glycerides have the formula (I), in which R1, R2 and R3 represent independently from each other at least one aliphatic, linear or branched acyl residue with 6 to 22 carbon atoms, at least one sulphate group a...
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WO/1994/013462A1 |
p-sulfoxy cinnamic acid isolated from methanolic extracts of the eelgrass Zostera marina having significant antifouling aquatic properties. p-sulfoxy cinnamic acid was synthesized in the laboratory from p-coumaric acid, and antifouling a...
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WO/1994/013633A1 |
A method of preparing PAS acid is disclosed which involves sulphating an alcohol feedstock and incorporating in the reaction product a stabilising agent which comprises an (hydroxy) alkylene oxide residue.
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WO/1994/012458A1 |
A saintopin E derivative represented by general formula (I) and useful as an antibacterial and antitumor agent, wherein when R1 represents hydrogen, then R2 represents SO2OH (in the case of UCE1022), while when R1 represents acetyl, then...
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WO/1994/012472A1 |
Polyhydroxy fatty acid amide nonionic surfactants are converted in high yields to their sulfated analog surfactants using an SO3/pyridine complex as a sulfating agent. Thus, C12-C18N-methyl glucamide is sulfated in methylene chloride or ...
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WO/1994/007465A1 |
Aqueous cleansing agents for use on human skin which contain sulphuration products of triglycerides of saturated fatty acids with 8-22 C atoms and one or more organic solvents are characterized by good cleansing action along with good oi...
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WO/1994/007976A1 |
Aqueous cleaning agents for the human skin containing sulphuration products of triglycerides of saturated fatty acids with 8 to 22 C atoms have a good cleaning action and at the same time grease restoring properties. They are particularl...
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WO/1993/024453A1 |
Odourless fatty alcohol ether sulphates can be produced by ethoxylating, sulphating then neutralizing technical fatty alcohol sections whose content of volatile compounds having a boiling point below 235 °C in normal conditions amounts ...
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WO/1993/024452A1 |
This invention relates to a process for preparing a surfactant composition comprising a secondary (C¿8? to C¿22?) alkyl sulfate, which process comprises: a) sulfating a (C¿8? to C¿22?) olefin and/or a (C¿8? to C¿22?) secondary alco...
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WO/1993/013045A1 |
The invention relates to a polymeric optical amplifier doped with lanthanide ions, which are present in the amplifier in the form of a complex. The invention also relates to novel electrically neutral lanthanide complexes which can be ap...
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WO/1993/012215A1 |
Described is a method of producing triglycerides with hydrophilic properties from saturated and/or unsatured triglycerides and/or oils containing air-oxidized triglycerides of formula (I), in which R?1¿CO, R?2¿CO and R?3¿CO, independe...
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WO/1993/010746A2 |
A suspending agent is disclosed for insoluble components of liquid cleaning compositions that are prepared by a process comprising the steps of (a) mixing an alkyl ammonium salt and an anionic surfactant in the cleaning composition; and ...
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WO1993010746A1 |
A suspending agent is disclosed for insoluble components of liquid cleaning compositions that are prepared by a process comprising the steps of (a) mixing an alkyl ammonium salt and an anionic surfactant in the cleaning composition; and ...
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WO/1993/010084A1 |
Described is a method of preparing sulphated fatty-acid alkanolamides in the form of light-coloured, freely flowing pastes by reacting fatty-acid alkanolamides continuously with gaseous sulphur trioxide and subsequently neutralizing the ...
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WO/1993/009091A1 |
The invention concerns the preparation of light-coloured alkenyl sulphate pastes by reacting with gaseous sulphur trioxide lauric alcohol derivatives including: a) unsaturated fatty alcohols of the formula (I): R?1¿-OH, in which R?1¿ i...
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WO/1993/005760A1 |
Aqueous concentrates of alkyle sulfates containing (A) 5 to 35 % by weight of one or several alkyle sulfates; (B) 2.5 to 25 % by weight of one or several branched-chain, saturated fatty acids with 12 to 22 C atoms in the shape of their a...
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WO/1993/006081A1 |
Described is a method of producing neutral-tasting pastes, suitable for use in the manufacture of toothpaste for instance, of alkyl ether sulphates in glycerin by distilling off water from mixtures of aqueous alkyl ether sulphate pastes ...
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WO/1993/004055A2 |
This invention relates to new compounds, known compounds and new uses for those compounds. The compounds of this invention are comprised of tetronic acid type compounds, panosialin type compounds and virustomycin type compounds that are ...
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WO/1993/003128A1 |
The aim of the invention is to the improve the flow behaviour and pumpability of highly concentrated aqueous alkyl sulphate slurries, in particular at low temperatures and low shear gradients. This is achieved essentially by mixing the a...
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