Patents by Inventor Helmut Auweter
Helmut Auweter has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20170105409Abstract: The present invention relates to an aqueous suspoemulsion comprising a first pesticide, which is dissolved in a water-immiscible solvent, a second pesticide, which is suspended in continuous aqueous phase, and a polymer in form of polymer particles, where the polymer comprises methyl (meth)acrylate and C2-C12 alkyl (meth)acrylate in polymerized form. Furthermore, the invention relates to a process for the preparation of said suspoemulsion by contacting water, the first pesticide, the second pesticide, the water-immiscible solvent and the polymer particles.Type: ApplicationFiled: May 28, 2015Publication date: April 20, 2017Applicant: BASF SEInventors: Helmut AUWETER, Wen XU, Megan RUMLEY, Michael KRAYER
-
Publication number: 20110275519Abstract: The present invention relates to a dispersion containing an aqueous continuous phase and a dispersed phase, wherein the dispersed phase exhibits a nano-sized self-assembled structurization and wherein the dispersed phase contains a pesticide with a water solubility at 25° C. of up to 10 g/l and a melting point of below 100° C. The present invention further relates to a method for preparing said dispersion comprising a step of contacting the components, and to a method for controlling phytopathogenic fungi and/or undesired plant growth and/or undesired attack by insects or mites and/or for regulating the growth of plants, where said dispersion is allowed to act on the particular pests, their habitat or the plants to be protected from the particular pest, the soil and/or on undesired plants and/or the useful plants and/or their habitat.Type: ApplicationFiled: May 4, 2011Publication date: November 10, 2011Inventors: Otto GLATTER, Sandra Engelskirchen, Tatjana Levy, Helmut Auweter, Rainer Berghaus, Siegfried Strathmann
-
Patent number: 7687071Abstract: Nanoparticulate preparations of pharmaceutical and cosmetic active substances with a core-shell structure, whereby the active substance is present in an X-ray amorphous form, together with a polymer matrix and the shell consists of a stabilizing sheathing matrix.Type: GrantFiled: December 7, 1999Date of Patent: March 30, 2010Assignee: BASF AktiengesellschaftInventors: Robert Heger, Helmut Auweter, Jörg Breitenbach, Heribert Bohn
-
Publication number: 20100041607Abstract: The present invention relates to unctuous composition containing at least one solid active ingredient, at least one hydrophobic protective colloid and at least one edible oil. The active ingredient is preferably a carotenoid. The preferred protective colloids are prolamines. The invention compositions are simple to produce, have good bioavailability and dyestuff yield, and are used an addition to animal feed agents, foods, and dietary supplements and pharmaceutical and cosmetic agents.Type: ApplicationFiled: January 15, 2008Publication date: February 18, 2010Applicant: BASF SEInventors: Jesper Feldthusen Jensen, Christian Köpsel, Helmut Auweter, Ingrid Martin, Angelika-Maria Pfeiffer, Erik Lüddecke, Dieter Feuerstein
-
Publication number: 20090270259Abstract: The present invention comprises methods for producing a formulation with controlled active substance release, wherein a Pickering emulsion of the solvent in water type is applied to a solid carrier, and also formulations with controlled active substance release producible by the abovementioned method.Type: ApplicationFiled: September 14, 2006Publication date: October 29, 2009Applicant: BASF SEInventors: Helmut Auweter, Sven Holger Behrens, To Ngai
-
Publication number: 20090142596Abstract: The process for producing multilayered sheetlike structures, particles or fibers comprises the steps of (a) applying a reactive polycarboxylic acid or one of its derivatives atop a sheetlike, particulate or fibrous carrier material already comprising, or previously provided with, groups reactive toward, capable of covalent bonding with, the polycarboxylic acid or one of its derivatives, (b) if appropriate heating the carrier material treated in step (a) to a temperature in the range from 60° C. to 130° C. and preferably to a temperature in the range from 80° C. to 120° C. to hasten, complete or further optimize the covalent bonds, (c) applying atop the carrier material a cellulose capable of covalent bonding with the polycarboxylic acid or its derivatives.Type: ApplicationFiled: October 20, 2005Publication date: June 4, 2009Applicant: BASF AktiengesellschaftInventors: Uwe Freudenberg, Stefan Zschoche, Carsten Werner, Kati Schmidt, Sven Holger Behrens, Helmut Auweter
-
Publication number: 20090047355Abstract: A process for the production of pulverulent phytosterol formulations, includes preparing an aqueous solution, suspension or dispersion of the phytosterol in an aqueous molecular dispersion or colloidal dispersion of a protective colloid and drying.Type: ApplicationFiled: October 23, 2008Publication date: February 19, 2009Applicant: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Oliver Hasselwander, Frank Runge
-
Publication number: 20080274885Abstract: The present invention relates to the use of partially aromatic, biodegradable polyesters for dressing seed, to seed dressing formulations comprising partially aromatic, biodegradable polyesters, to a process for their preparation and to their use for dressing seed.Type: ApplicationFiled: December 11, 2006Publication date: November 6, 2008Applicant: BASF SEInventors: Ingrid Martin, Helmut Auweter, Rafel Israels, Peter Dombo, Jurgen Jakob, Diego Lopez Casanello, Heribert Bohn
-
Publication number: 20080227646Abstract: The present invention relates to aqueous dispersions comprising a nanoparticulate formulation of crop protection agents in which the nanoparticles have core-shell structures having a mean particle diameter of 0.05 to 2.0 ?m and the crop protection agent is present in the core X-ray amorphous together with one or more polymers and the shell consists of a stabilizing coating matrix, preparable by a process which comprises (a) preparing a solution of the crop protection agent in a water-miscible organic solvent, (b) mixing the solution obtained in step (a) with the core polymer or a solution of the core polymer in a water-miscible organic solvent, where the polymer is not or only partially soluble in water or aqueous solutions or water/solvent mixtures, and (c) bringing the mixture resulting from (b) into contact with an aqueous solution comprising components of the coating matrix.Type: ApplicationFiled: October 17, 2006Publication date: September 18, 2008Applicant: BASF SEInventors: Ingrid Martin, Helmut Auweter, Sebastian Koltzenburg, Ansgar Schafer, Peter Pfluger, Birgit Blanz, Werner A. Goedel
-
Publication number: 20080220970Abstract: The present invention comprises aqueous dispersions comprising a nanoparticulate formulation of crop protection agents in which the nanoparticles have core-shell structures having a mean particle diameter of 0.05 to 2.0 ?m and the crop protection agent is present in the core X-ray amorphous together with one or more polymers, where the polymer is not or only partially soluble in water or aqueous solutions or water/solvent mixtures and the shell consists of a stabilizing coating matrix, preparable by a process which comprises (a) preparing a solution of the crop protection agent in a water-immiscible organic solvent, (b) dissolving the core polymer in a water-immiscible organic solvent; and (c) emulsifying the mixture resulting from (a) and (b) with an aqueous solution comprising components of the coating matrix by injecting the corresponding solutions into a mixing chamber and removing the organic solvent after emulsification.Type: ApplicationFiled: October 17, 2006Publication date: September 11, 2008Applicant: BASF SEInventors: Ingrid Martin, Helmut Auweter, Sebastian Koltzenburg, Ansgar Schafer, Peter Pfluger, Birgit Blanz, Werner A. Goedel
-
Publication number: 20080207777Abstract: The present invention relates to an emulsifier system comprising a) an ascorbic ester with long-chain fatty acids, b) an ethoxylated sorbitan fatty acid ester and c) a sugar fatty acid ester and emulsions prepared therewith.Type: ApplicationFiled: June 29, 2006Publication date: August 28, 2008Applicant: BASF Altiengesellschaft Patents, and Trademarks and LicensesInventors: Helmut Auweter, Heribert Bohn, Christian Kopsel
-
Publication number: 20070028401Abstract: The invention relates to a method of producing powdered preparations comprising 2,4,6 trianilino p (carbo 2?-ethylexyl-1?-oxy)-1,3,5 triazine of the formula I and diethylamino hydroxybenzoyl hexyl benzoate of the formula II the method comprising: a) jointly dispersing the compounds I and II in an aqueous molecularly disperse or colloidally disperse solution of a protective colloid; and b) converting the dispersion obtained into a dry powder by removing the water and drying, wherein the protective colloid used in process step a) is modified starch.Type: ApplicationFiled: September 8, 2004Publication date: February 8, 2007Applicant: BASF AktiengesellschaftInventors: Werner Goedel, Birgit Blanz, Helmut Auweter, Valerie Andre, Michael Schaper, Andreas Habich
-
Publication number: 20070031352Abstract: The invention relates to a method of producing powdered preparations comprising diethylamino hydroxybenzoly hexyl benzoate of formula I the method comprising: a) dispersing the benzoyl benzoate of formula I in an aqueous molecularly disperse or colloidally disperse solution of a protective colloid and b) converting the dispersion obtained into a dry powder by removing the water and and drying, wherein the protective colloid used in process step a) is modified starch.Type: ApplicationFiled: September 9, 2004Publication date: February 8, 2007Applicant: BASF AktiengesellschaftInventors: Werner Goedel, Birgit Blanz, Helmut Auweter, Valerie Andre, Michael Schaper, Andreas Habich
-
Publication number: 20070025931Abstract: The invention relates to a method of producing powdered preparations comprising 2,4,6-trianilino-p-carbo-2?-ethylhexyl-1?-oxy)-1,3,5-triazine of formula I by the method comprising: a) dispersing the triazine of formula I in an aqueous molecularly disperse or colloidally disperse solution of a protective colloid and b) converting the dispersion obtained into a dry powder by removing the water and and drying, wherein the protective colloid used in process step a) is modified starch.Type: ApplicationFiled: September 9, 2004Publication date: February 1, 2007Applicant: BASF AktiengesellschaftInventors: Werner Goedel, Birgit Blanz, Valerie Andre, Helmut Auweter, Michael Schaper, Andreas Habich, Thomas Wisniewski
-
Patent number: 7105176Abstract: A process is described for producing solid preparations of at least one water-soluble, sparingly water-soluble or water-insoluble active compound suitable for the food and animal feed sectors or for pharmaceutical and cosmetic applications. In addition, the invention relates to oily suspensions in which these preparations are present as disperse phase, and to the use of these preparations as additive to animal feeds, foods, pharmaceuticals and cosmetic preparations.Type: GrantFiled: November 19, 2001Date of Patent: September 12, 2006Assignee: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Erik Lüddecke, Willy Hinz, Frank Runge, Angelika-Maria Pfeiffer
-
Publication number: 20060035871Abstract: A pulverulent phytosterol formulation comprising at least one phytosterol having a mean particle size ranging from 0.01 to 100 ?m, a process for producing the pulverulent phytosterol formulation, and a food supplement, an animal feed, food or pharmaceutical or cosmetic preparation comprising the phytosterol formulation.Type: ApplicationFiled: November 11, 2003Publication date: February 16, 2006Applicant: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Oliver Hasselwander, Frank Runge
-
Patent number: 6924035Abstract: Described is a process for preparing polymer-enrobed pigment particles, which comprises mixing in the presence of finely dispersed pigment particles a solution of a polymer in a first solvent with a second solvent in which the polymer is substantially insoluble. The pigment particle can be specifically modified by judicious selection of the polymer.Type: GrantFiled: September 25, 2001Date of Patent: August 2, 2005Assignee: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Walter Mächtle, Manfred Mielke, Rüdiger Sens, Karl Siemensmeyer
-
Patent number: 6863914Abstract: A process for preparing a stable, aqueous dispersion or a stable water-dispersible dry powder of xanthophylls selected from the group consisting of astaxanthin, lutein and zeaxanthin, by a) dissolving one or more of the abovementioned xanthophylls in a water-miscible organic solvent or a mixture of water and a water-miscible organic solvent at temperatures above 30° C., b) mixing this solution with an aqueous solution of a protective colloid, the solvent component being transferred into the aqueous phase, and the hydrophobic phase of the xanthophyll resulting as nanodisperse phase c) and, where appropriate, converting the dispersion which has formed into a water-dispersible dry powder by removing the solvent and the water and drying, where appropriate in the presence of a coating material, wherein casein or a caseinate is used as protective colloid in step b).Type: GrantFiled: April 17, 2000Date of Patent: March 8, 2005Assignee: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Erik Lūddecke
-
Patent number: 6844377Abstract: Dye-containing polymer particles of at least one dye in a matrix of an essentially water-insoluble polymer and having an average particle size within the range from 5 nm to 5 ?m are prepared by a process which comprises precipitating the dye-containing polymer particles from a solution of the polymer and of the dye in a water-miscible organic solvent by addition of an aqueous phase thereto.Type: GrantFiled: September 29, 1999Date of Patent: January 18, 2005Assignee: BASF AktiengesellschaftInventors: Helmut Auweter, Heribert Bohn, Robert Heger, Ulrike Schlösser, Karl Siemensmeyer
-
Patent number: 6827941Abstract: Carotenoid aggregates are useful as colorants for foods and for cosmetic and pharmaceutical preparations.Type: GrantFiled: January 7, 1999Date of Patent: December 7, 2004Assignee: BASF AktiengesellschaftInventors: Erik Lüddecke, Helmut Auweter, Loni Schweikert