Patents by Inventor Roland Adden
Roland Adden 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).
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Publication number: 20150065547Abstract: An esterified cellulose ether comprises (i) aliphatic monovalent acyl groups or (ii) groups of the formula —C(O)—R—COOA wherein R is a divalent aliphatic or aromatic hydrocarbon group and A is hydrogen or a cation or (iii) a combination of aliphatic monovalent acyl groups and groups of the formula —C(O)—R—COOA, wherein the cellulose ether has anhydroglucose units joined by 1-4 linkages and has methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl as substituents such that the esterified cellulose ether has an MS (hydroxyalkyl) of 0.05 to 1.00, and hydroxyl groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.Type: ApplicationFiled: October 24, 2012Publication date: March 5, 2015Applicant: Dow Global Technologies LLCInventors: Robert L. Schmitt, Robert L. Sammler, Meinolf Brackhagen, Oliver Petermann, Roland Adden, Nicholas S. Grasman, Steven J. Guillaudeu
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Publication number: 20150065548Abstract: A liquid composition comprises an organic diluent and at least one cellulose ether having anhydroglucose units joined by 1-4 linkages and having methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl as substituents such that hydroxyl groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.29 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 3-positions of the anhydroglucose unit are substituted with a methyl group and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 6-positions of the anhydroglucose unit are substituted with a methyl group. The liquid composition can be used for preparing a solid dispersion of an active ingredient in a cellulose ether.Type: ApplicationFiled: April 8, 2013Publication date: March 5, 2015Inventors: Roland Adden, Robert L. Sammler, Meinolf Brackhagen, Nicholas S. Grasman, Oliver Petermann, Steven J. Guillaudeu
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Publication number: 20150057356Abstract: A melt-extruded polymer composition comprising a) at least one cellulose ether, b) one or more active ingredients and c) one or more optional additives, wherein said at least one cellulose ether has an MS (hydroxyalkyl) of 0.05 to 0.55 and hydroxyl groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.32 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 3-positions of the anhydroglucose unit are substituted with a methyl group and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 6-positions of the anhydroglucose unit are substituted with a methyl group.Type: ApplicationFiled: April 8, 2013Publication date: February 26, 2015Inventors: Nicholas S. Grasman, True L. Rogers, Oliver Petermann, Meinolf Brackhagen, Roland Adden
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Publication number: 20150057358Abstract: A sustained release dosage form comprises an active ingredient blended with a polymeric matrix. At least a portion of the polymeric matrix is formed by a cellulose ether having an onset dissolution temperature of at least 40° C., having anhydroglucose units joined by 1-4 linkages and having methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl as substituents such that the cellulose ether has an MS (hydroxyalkyl) of 0.05 to 1.00, and hydroxyl groups of anhydrogluclose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.31 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 3-positions of the anhydroglucose unit are substituted with a methyl group and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 6-positions of the anhydroglucose unit are substituted with a methyl group.Type: ApplicationFiled: April 8, 2013Publication date: February 26, 2015Inventors: Meinolf Brackhagen, Roland Adden, Oliver Petermann, Robert L. Sammler, David E. Wallick
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Publication number: 20150045320Abstract: A flowable or spoonable medicament, food, food ingredient or food supplement is useful for inducing satiety. It comprises (a) one or more mono-, di- and/or oligosaccharides and (b) a methylcellulose, wherein the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is from 0.17 to 0.36, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.Type: ApplicationFiled: October 11, 2012Publication date: February 12, 2015Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Roland Adden, Matthias Knarr, Britta Huebner-Keese, Robert L. Sammler
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Publication number: 20150045292Abstract: A flowable or spoonable medicament, food, food ingredient or food supplement is useful for inducing satiety. It comprises a protein and a methylcellulose (MC), wherein the weight ratio w(protein)/w(MC) is at least 0.7/1.0 and the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.Type: ApplicationFiled: October 11, 2012Publication date: February 12, 2015Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Britta Huebner-Keese, Matthias Knarr, Roland Adden, Robert L. Sammler, Anne Adden
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Publication number: 20140287148Abstract: Cellulose ethers, wherein at least a part of the hydroxyl groups of the cellulose backbone are substituted by methoxy groups and hydroxyalkoxy groups, and optionally alkoxy groups being different from methoxy groups, having an unconventional distribution of methoxy substituents at the 2-, 3- and 6-positions of the anhydroglucose units are described. Such cellulose ethers exhibit significantly higher thermoreversible gel strengths than any known hydroxyalkyl methyl celluloses of comparable viscosity and kind and level of substitution rendering them useful as additives for building compositions such as cement based tile adhesives. In particular, such cellulose ethers can be used to improve the attainable adhesion strength after heat storage conditioning and the temporal setting characteristics of a building composition.Type: ApplicationFiled: November 15, 2012Publication date: September 25, 2014Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Rene Kiesewetter, Grit Grote, Meinolf Brackhagen, Matthias Knarr, Roland Adden
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Publication number: 20140134317Abstract: Cellulose ethers are described herein which are useful in food compositions. In these cellulose ethers the ether substituents are methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl, the cellulose ether has a DS(methyl) of from 1.65 to 2.20, an MS(hydroxyalkyl) of from 0.10 to 1.00, and hydroxy groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.35 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.Type: ApplicationFiled: June 6, 2012Publication date: May 15, 2014Applicant: Dow Global Technologies LLCInventors: Britta Huebner-Keese, Carol E. Mohler, Meinolf Brackhagen, Roland Adden, Robert L. Sammler, Jonathan D. Moore, Matthias Knarr
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Patent number: 8623840Abstract: The present invention provides a medicament or food supplement, that when ingested by an individual, forms a gel mass in the individual's stomach, said gel mass consisting essentially of methylcellulose and water, as well as methods for inducing satiety, reversibly reducing stomach void volume, and reducing caloric intake in an individual.Type: GrantFiled: April 27, 2011Date of Patent: January 7, 2014Assignee: Dow Global Tchnologies LLCInventors: Roland Adden, William H. Anderson, Britta Huebner, Matthias Knarr
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Publication number: 20130309387Abstract: An animal protein can be stabilized in a liquid of a pH of 5.5 to 8.0 against precipitation induced by heat-treatment or bivalent cations or both by incorporating into the liquid a carboxy-C1-C3-alkyl cellulose, having a particle size such that no more than 15 weight percent of the particles pass a 63 micrometer mesh screen, no more than 40 weight percent of the particles pass a 200 micrometer mesh screen and not more than 10 weight percent of the particles are retained on a 1000 micrometer mesh screen, in an amount of 0.005 to 0.055 g of carboxy-C1-C3-alkyl cellulose per g of animal protein.Type: ApplicationFiled: January 26, 2012Publication date: November 21, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Anne Adden, Roland Adden, Britta Huebner
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Publication number: 20130236512Abstract: Cellulose ethers are described herein which are useful in capsules or in coatings for dosage forms. In these cellulose ethers the ether substituents are methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl, the cellulose ether has an MS (hydroxyalkyl) of 0.05 to 1.00, and hydroxy groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.35 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.Type: ApplicationFiled: October 6, 2011Publication date: September 12, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Roland Adden, Meinolf Brackhagen, Matthias Knarr, Jin Zhao
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Publication number: 20130193370Abstract: Cellulose ethers are described which are useful in compositions for extrusion-molded bodies. In these cellulose ethers the ether substituents are methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl, the cellulose ether has an MS (hydroxyalkyl) of 0.11 to 1.00, and hydroxy groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS (hydroxyalkyl)] is 0.35 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.Type: ApplicationFiled: October 6, 2011Publication date: August 1, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Roland Adden, Meinolf Brackhagen, Matthias Knarr, Roland Bayer
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Publication number: 20130172290Abstract: A process for treating a polysaccharide with a dialdehyde in the presence of from 10 to 40 weight percent of water, based on the total weight of polysaccharide and water, is beneficially conducted in a mixing device characterized by a FROUDE number FRw of larger than 11, wherein ?w is the angular frequency in sec-1 and is defined as 2*?*RPM/60, RPM is the rotational speed of the mixing device in revolutions per minute, Rw is the radius of the mixing device in m, and g is the acceleration due to gravity in m/s2.Type: ApplicationFiled: September 15, 2011Publication date: July 4, 2013Applicant: Dow Global Technologies LLCInventors: Alexandra Hild, Matthias Sprehe, Axel Altmann, Roland Adden
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Publication number: 20130012696Abstract: The invention is directed to a process of preparing carboxymethyl cellulose comprising the steps of (a) reacting non-regenerated cellulose with an alkalization agent in the presence of water and isopropyl alcohol and (b) reacting the alkalized cellulose with monohaloacetic acid or a salt thereof, wherein 1.0 to 1.6 mol of the alkalization agent and 15 to 30 mol of water are used in step (a) and 0.5 to 0.8 mol of monohaloacetic acid or a salt thereof are used in step (b), each based on 1 mol of anhydroglucose unit of the cellulose. The invention also relates to carboxymethyl cellulose prepared by that process.Type: ApplicationFiled: March 30, 2010Publication date: January 10, 2013Inventors: Roland Adden, Meinolf Brackhagen, Volkhard Mueller, Oliver Petermann
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Publication number: 20120040065Abstract: The present application relates to processes for imparting improved properties to carboxymethyl cellulose, for example, a process for producing an aqueous dispersible carboxymethyl cellulose is described, comprising introducing carboxymethyl cellulose into a high shear mixer, adding at least 20 percent water by weight to the carboxymethyl cellulose without additional surface treatment additives, forming carboxymethyl cellulose agglomerates, and drying the agglomerates by non-contact drying means to form the aqueous dispersible carboxymethyl cellulose.Type: ApplicationFiled: March 30, 2010Publication date: February 16, 2012Applicant: Dow Global Technologies Inc.Inventors: Roland Adden, Britta Huebner-Keese, Carsten Huettermann, Matthias Sprehe
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Publication number: 20120034352Abstract: The present application relates to tartaric salt stabilizers for wine, comprising carboxymethyl cellulose agglomerates which, in dry form, readily disperse in wine without formation of lumps, and methods of stabilizing wine employing the same.Type: ApplicationFiled: March 30, 2010Publication date: February 9, 2012Inventors: Britta Huebner, Roland Adden, Stephanie Pretesacque
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Publication number: 20110269711Abstract: The present invention provides a medicament or food supplement, that when ingested by an individual, forms a gel mass in the individual's stomach, said gel mass consisting essentially of methylcellulose and water, as well as methods for inducing satiety, reversibly reducing stomach void volume, and reducing caloric intake in an individual.Type: ApplicationFiled: April 27, 2011Publication date: November 3, 2011Inventors: Roland Adden, W. H. Anderson, Britta Huebner, Matthias Knarr
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Publication number: 20100291272Abstract: The present application describes methods for reducing oil uptake of fried foods, comprising adding water to a batter mix comprising flour, at least one seasoning, optionally, a leavening agent, and granulated or agglomerated methylcellulose, provided that the methylcellulose has been granulated or agglomerated with a sufficient amount of carboxymethylcellulose as binder, to form a batter; contacting a food with the batter to prepare a battered food; and frying the battered food.Type: ApplicationFiled: May 18, 2010Publication date: November 18, 2010Inventors: Matthew S. Steffens, Roland Adden, Britta Huebner, Xiaodong Zhang