Abstract: Process for the preparation of cyclopentane derivatives of the formula I in which R is a C1- to C10-alkyl group, which comprises reacting cyclohexanol or cyclohexene or mixtures of both compounds to give 1-methyl-1-cyclopentene (1st stage) and subsequently adding a C1- to C10-alkanol onto the double bond of the 1-methyl-1-cyclopentene (2nd stage).

Abstract: Process for the preparation of 1-methylcyclopentene by thermal reaction of cyclohexanol or cyclohexene or mixtures of both compounds to give 1-methylcyclopentene, wherein the resulting by-products 3-methylcyclopentene and 4-methylcyclopentene (double-bond isomers of 1-methylcyclopentene) are returned to the reaction.

Abstract: The present invention relates to the modification of surface properties of particulate, linear, sheet-like, or three-dimensional structures using alkoxylated polyvinylamines. The invention further relates to novel alkoxylated polyvinylamines, and also to a process for their preparation.

Abstract: The present invention relates to a particulate, linear, sheet-like or three-dimensional structure comprising, at least on its surface, a hydrophilicizing amount of at least one acylated polyamine, where at least some of the polyamine nitrogen atoms bear acyl radicals of the formula I R1—CO—??(I) where R1 is hydrogen, C1–C27-alkyl, C7–C27-alkenyl or C6–C10-aryl, and where the alkyl, alkenyl and aryl groups may bear at least one substituent selected from the class consisting of hydroxyl, alkoxy, alkoxycarbonyl and NE1E2, where E1 and E2 may be identical or different and are hydrogen, alkyl or acyl, to the use of acylated polyamines for modifying the surface properties of solids, and also to a process for modifying the surface properties of particulate, linear, sheet-like, or three-dimensional structures.

Abstract: Described are microcapsule formulations comprising microcapsules having a core of a hydrophobic material, which encloses at least one fragrance or perfume, and a capsule shell which is obtainable by either i) free-radical polymerization of ethylenically unsaturated monomers comprising: from 30 to 100% by weight of one or more C1-C24 alkyl esters of acrylic and/or methacrylic acid, from 0 to 70% by weight of a bi- or polyfunctional monomer, from 0 to 40% by weight of other monomers; or ii) acid-induced condensation of melamine-formaldehyde precondensates and/or their C1-C4 alkyl ethers. Also described are laundry detergent or cleaning product compositions which comprise the microcapsules.

Abstract: The invention relates to the use of compounds (A) with at least one structural unit of formula (I), wherein X represents groups of formula —CR1?CR2— or a carbonyl group C?O, R1 and R2 meaning hydrogen or essentially organic radicals, Z means essentially organic radicals, n means a number from 0 to 3 and p means a number from 0 to 5, as UV absorbers with an affinity for textile fibres, for protecting the human skin from harmful UV radiation and for protecting dyed textile materials from fading.

Abstract: Use of cationically modified, particulate, hydrophobic polymers, the surface of which has been cationically modified by coating with polyvalent metal ions and/or cationic surfactants, the particle size of which is 10 nm to 100 ?m, as additive to rinse compositions, care compositions, detergents and cleaners, and also rinse compositions, care compositions, detergents and cleaners which comprise the cationically modified, particulate, hydrophobic polymers.

Abstract: Incorporation of crosslinked polyvinylpyrrolidone in a specific particle composition as a disintegrant in compact particulate laundry detergents or cleaning products, such a particle composition and the compact particulate laundry detergents themselves, a process for preparing such a compact particulate laundry detergents or cleaning products, and a process for preparing specific particle compositions.

Abstract: Polymers of a poly(meth)acrylic acid main chain in which, based on the main chain, 0 to 30% by weight of the (meth)acrylic acid basic building blocks may be replaced by maleic acid (anhydride) basic building blocks, fumaric acid basic building blocks or mixtures thereof and 0 to 10% by weight of the (meth)acrylic acid basic building blocks may be replaced by other copolymerizable ethylenic basic building blocks, and C1-30-alkylpoly-C2-4-alkylene glycols, bonded to the main chain via ester groups, having an average molecular weight of from 250 to 10 000 as side chains, where, based on the polymer, 1 to 19% by weight of the main chain and 81 to 99% by weight of the side chains are present and this ratio and the average molecular weight of the side chains are chosen such that free carboxyl groups are present in the polymer, are used as controllable dispersants for detergents or cleaners or constituents thereof.

Abstract: The invention relates to polyurethane foams comprising (i) ethylenimine, polyethylenimine, polyvinylamine, polyvinylamine copolymers, carboxymethylated polyethylenimines, phosphonomethylated polyethylenimines, quarternized polyethylenimines and/or dithiocarbamatized polyethylenimines or (ii) alkali hydroxides and/or alkaline earth metal hydroxides or a mixture consisting of both (i) and (ii).

Abstract: A description is given of a microcapsule formulation comprising microcapsules having a core of a hydrophobic material and a capsule shell of an addition polymer containing in copolymerized form at least 1% by weight of cationogenic monomers and/or polyethylenically unsaturated monomers whose unsaturated sites are connected via successive chemical bonds of which at least one bond is acid-hydrolyzable. A description is further given of a microcapsule formulation comprising microcapsules having a core of a hydrophobic material, which comprises at least one fragrance or perfume, and a shell of an addition polymer containing in copolymerized form at least 1% by weight of anionogenic monoethylenically unsaturated monomers and/or polyethylenically unsaturated monomers whose unsaturated sites are connected via successive chemical bonds of which at least one bond is base-hydrolyzable. The microcapsule formulations are employed in laundry detergents or cleaning products.

Abstract: The invention relates to polyurethane foams comprising

Abstract: The present invention relates to particulate, linear, sheet-like, or three-dimensional structures which comprise, at least on their surface, a hydrophilicizing amount of at least one polymer which has urethane groups and/or urea groups, and also anionic groups.

Abstract: Perfume compositions that have enhanced viscosity and a process for making same are disclosed. Compositions containing such perfume compositions as well as methods of making and using same are also disclosed.

Abstract: Use of cationically modified, particulate, hydrophobic polymers, the surface of which has been cationically modified by coating with polyvalent metal ions and/or cationic surfactants, and the particle size of which is 10 nm to 100 &mgr;m, as additive to rinse compositions, care compositions, detergents and cleaners, and also rinse compositions, care compositions, detergents and cleaners which comprise the cationically modified, particulate, hydrophobic polymers.

Abstract: Use of water-soluble of water-dispersible, film-forming graft polymers obtainable by free-radical polymerization of

Abstract: The present invention relates to a particulate, linear, sheet-like or three-dimensional structure comprising, at least on its surface, a hydrophilicizing amount of at least one acylated polyamine, where at least some of the polyamine nitrogen atoms bear acyl radicals of the formula I

Abstract: The particle size of popcorn polymers is established during the popcorn polymerization by a process in which reaction mixtures forming popcorn polymers and comprising monoethylenically unsaturated monomers and a crosslinking agent are polymerized in the absence of oxygen and polymerization initiators at up to 200° C. and in which the popcorn polymerization is carried out as a precipitation polymerization in water or in the absence of a solvent and the particle size of the popcorn polymers is controlled in the range from 1 &mgr;m to 10 mm by passing an inert gas stream into the reaction mixture, and popcorn polymers having a mean particle diameter of from >400 &mgr;m to 1500 &mgr;m are used as beverage clarifiers, antidiarrheal drugs and disintegration accelerators for tablets.

Abstract: The invention relates to polyurethane foamed materials containing: (i) ethylene imine, polyethylene imine, polyvinylamine, polyvinylamine copolymers, carboxymethylated polyethylene imines, phosphonomethylated polyethylene imines, quarternized polyethylene imines and/or dithiocarbamatized polyethylene imines or; (ii) alkali hydroxides and/or alkaline-earth hydroxides or; a mixture consisting of both (i) and (ii).

Abstract: Polymers of a poly(meth)acrylic acid main chain in which, based on the main chain, 0 to 30% by weight of the (meth)acrylic acid basic building blocks may be replaced by maleic acid (anhydride) basic building blocks, fumaric acid basic building blocks or mixtures thereof and 0 to 10% by weight of the (meth)acrylic acid basic building blocks may be replaced by other copolymerizable ethylenic basic building blocks,