Abstract: Continuously operated, two-part crystallizer which is particularly suitable for the resolution of racemic mixtures, and process for separating solid mixtures which are difficult to separate, in particular racemates.
Type:
Grant
Filed:
December 15, 1998
Date of Patent:
November 13, 2001
Assignee:
Haarmann & Reimer GmbH
Inventors:
Hans-Dieter Baumgard, Bernhard Haedke, Josef Himmelreich, Helmut Judat
Abstract: The present invention relates to hydroxymandelic acid amides of phenolic amines which can be used as antioxidants or as free-radical scavengers, particularly in the cosmetic or dermatological field, in foods and in cosmetic and dermatological compositions.
Abstract: The invention relates to modified benzylidene-&ggr;-butyrolactones, to a process for their preparation and to the use as UV absorber, for example in pharmaceutical and cosmetic compositions, sunscreens, daycare and haircare products, for improving industrial products, such as paints, surface coatings, plastics, textiles, packaging materials and rubbers.
Type:
Grant
Filed:
December 9, 1999
Date of Patent:
July 10, 2001
Assignee:
Haarmann & Reimer GmbH
Inventors:
Oskar Koch, William Johncock, Roland Langner
Abstract: 2,4,4,7-Tetramethyl-oct-6-en-3-one, as a perfume component, imparts new smell facets to perfume compositions. It can be prepared in a good yield by prenylation of 1-chloro-3-methyl-2-butene in a 2-phase process.
Abstract: The invention relates to a novel process for the preparation of hydroxyalkyl- and acyloxyalkyl-substituted cycloketones by free-radical addition of hydroxyalkenes and acyloxyalkenes respectively to cyclic ketones.
Type:
Grant
Filed:
December 18, 1998
Date of Patent:
April 24, 2001
Assignee:
Haarmann & Reimer GmbH
Inventors:
Alfred Krempel, Oskar Koch, Harry Erfurt
Abstract: Compounds of the formula I according to claim 1 are excellently suitable as UV absorbers for use in cosmetic products, in particular sunscreen compositions, daytime care products and hair care products. They are furthermore suitable for protection of products.
Type:
Grant
Filed:
January 28, 1999
Date of Patent:
November 28, 2000
Assignee:
Haarmann & Reimer GmbH
Inventors:
Oskar Koch, Horst Surburg, Roland Langner, Horst Sommer
Abstract: The invention relates to a preparation which comprises perfume, polymer, aluminium stearate and essentially water. This gives a product which can be produced very easily at low cost and which has an unexpectedly linear fragrance release over a period of more than four weeks.
Abstract: Using newly discovered microorganisms of the family Pseudonocardiaceae, vanillin may be produced in high yields from ferulic acid. The microorganisms are two strains of Amycolatopsis.
Abstract: The invention relates to specific phenolic acid amides of hydroxy-substituted benzylamines of the formula I ##STR1## to a process for their preparation and to their use as antioxidants or as free-radical scavengers, in particular in the cosmetic or dermatological field, in foods and cosmetic and dermatological compositions comprising these phenolic acid amides.
Abstract: 5-Z-octenyl esters of the formula ##STR1## in which R represents hydrogen, methyl or ethyl, have an intensive mango aroma, so that the compounds I can be added to fruit compositions and aroma compositions; they have flavor-intensifying and flavor-rounding action.
Type:
Grant
Filed:
June 5, 1997
Date of Patent:
June 6, 2000
Assignee:
Haarmann & Reimer, GmbH
Inventors:
Heinz-Jurgen Bertram, Matthias Guntert, Gunter Kindel
Abstract: Sulphonic acids of formula (I) in which the components and indices have the meanings given in the description, are eminently suitable as u/v absorbers, especially in cosmetic sun-screening agents.
Type:
Grant
Filed:
April 16, 1998
Date of Patent:
March 28, 2000
Assignee:
Haarmann & Reimer GmbH
Inventors:
Oskar Koch, Roland Langner, Alfred Krempel
Abstract: N-Acyl-hydroxyamino acid alkyl esters help to strengthen the natural barrier function of the skin against environmental influences and external irritation. They improve the suppleness and the elasticity of skin and hair, help to increase the moisture content and protect skin and hair from drying out.
Abstract: Compounds of the formula ##STR1## in which one of the radicals R.sup.1 and R.sup.2 is methyl and the other is vinyl and one of the radicals R.sup.3 and R.sup.4 is methyl and the other is ##STR2## in which R.sup.5 is hydrogen, alkyl or alkenyl, in particular C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.6 -alkenyl, are particularly suitable as fragrances and flavors.
Type:
Grant
Filed:
November 4, 1998
Date of Patent:
March 7, 2000
Assignee:
Haarmann & Reimer GmbH
Inventors:
Horst Surburg, Horst Sommer, Stefan Lambrecht, Peter Worner, Matthias Guntert, Gunter Kindel, Volkmar Koppe
Abstract: Compounds of the formulae ##STR1## in which R is hydrogen or methyl, and the dashed lines represent an additional bond in the 11- or 12-position,have extraordinary olfactory properties.
Type:
Grant
Filed:
March 2, 1998
Date of Patent:
December 28, 1999
Assignee:
Haarmann & Reimer GmbH
Inventors:
Heinz-Jurgen Bertram, Oskar Koch, Peter Worner, Horst Surburg
Abstract: Ferulic acid, vanillic acid, coniferyl alcohol and coniferyl aldehyde can be prepared from eugenol with the aid of a new Pseudomonas species.
Abstract: The invention relates to a denaturant for ethanol, to ethanol comprising this denaturant and to cosmetic products comprising this denatured ethanol.
Type:
Grant
Filed:
April 1, 1998
Date of Patent:
October 19, 1999
Assignee:
Haarmann & Reimer GmbH
Inventors:
Gerd Mansfeld, Egon Oelkers, Klaus Peters
Abstract: Compounds of the formula I according to claim 1 are excellently suitable as UV absorbers for use in cosmetic products, in particular sunscreen compositions, daytime care products and hair care products. They are furthermore suitable for protection of products.
Type:
Grant
Filed:
August 1, 1997
Date of Patent:
October 12, 1999
Assignee:
Haarmann & Reimer GmbH
Inventors:
Oskar Koch, Horst Surburg, Roland Langner, Horst Sommer