Patents by Inventor Solène BOCK
Solène BOCK 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: 20250277064Abstract: A method for producing a heat-modified starch, comprising the steps of: (i) preparing a starch milk having a solids content of between 20% and 45% by weight and adding an alkaline agent, so as to obtain a final conductivity of between 4 and 7 mS/cm (ii) filtering the starch milk so as to recover a starch cake; (iii) introducing the starch cake, continuously, into a dryer at the same time as a continuous stream of hot air in order to recover a dried powder (iv) continuously supplying a turboreactor with the dried powder, and by setting parameters for the speed of rotation of the stirrer, so that the dried powder is continuously centrifuged and conveyed into the turboreactor; (v) recovering the heat-modified starch produced.Type: ApplicationFiled: May 15, 2025Publication date: September 4, 2025Inventors: Claude QUETTIER, Vincent WIATZ, Solène BOCK, Jacques LEGRAND
-
Publication number: 20250263506Abstract: The invention relates to a method of producing a heat-modified starch comprising the steps of: (i) preparing a starch milk containing between 30 and 40% by weight, preferably between 35 and 37% by weight, solid matter, (ii) adding a powdery alkaline agent such as to obtain a final conductivity of between 0.7 and 2.5 mS/cm, (iii) ensuring a contact time of between 0.5 and 5 hours, (iv) filtering and drying the starch milk, (v) and heating the dried starch to bring it to a temperature of more than 180° C. for a dwell time of between 8 and 50 minutes, preferably between 10 and 40 minutes, even more preferably between 12 and 35 minutes.Type: ApplicationFiled: February 3, 2025Publication date: August 21, 2025Inventors: Solène BOCK, Vincent WIATZ, Claude QUETTIER
-
Publication number: 20250206850Abstract: The invention relates to a method for producing a heat-modified starch, comprising the steps consisting in: (i) preparing a starch milk having a solids content of between 30 and 40%, preferably between 35 and 37% by weight, (ii) adding a solution of an alkaline agent at a weight concentration of between 25 and 35%, preferably of 30%, so as to obtain a conductivity on the milk of between 4 and 7 mS/cm, (iii) ensuring a contact time of between 0.5 and 2 hours, (iv) filtering and drying the starch milk such that the conductivity of the dried starch resuspended at 20% by weight of solids is between 0.7 and 2.5 mS/cm, (v) heating said dried starch so as to bring it to a temperature of more than 180° C. for a residence time of between 10 and 40 minutes, even more preferentially between 15 and 35 minutes.Type: ApplicationFiled: February 27, 2025Publication date: June 26, 2025Inventors: Claude QUETTIER, Vincent WIATZ, Solène BOCK, Jacques LEGRAND
-
Patent number: 12325762Abstract: A method for producing a heat-modified starch, comprising the steps of: (i) preparing a starch milk having a solids content of between 20% and 45% by weight and adding an alkaline agent, so as to obtain a final conductivity of between 4 and 7 mS/cm (ii) filtering the starch milk so as to recover a starch cake; (iii) introducing the starch cake, continuously, into a dryer at the same time as a continuous stream of hot air in order to recover a dried powder; (iv) continuously supplying a turboreactor with the dried powder, and by setting parameters for the speed of rotation of the stirrer, so that the dried powder is continuously centrifuged and conveyed into the turboreactor; (v) recovering the heat-modified starch produced.Type: GrantFiled: May 6, 2020Date of Patent: June 10, 2025Inventors: Claude Quettier, Vincent Wiatz, Solène Bock, Jacques Legrand
-
Publication number: 20250176600Abstract: A method for preparing a blend of at least two heat-modified starches, in which the starches are granular starches of different botanical origins, which comprises the steps consisting in: (i) preparing a starch milk containing at least two starches of different botanical origins, having total dry matter content comprised between 30 and 40%, and preferably between 35 and 37% by weight, (ii) preparing a citrate buffer with a pH between 4 and 6, preferably 6, and adding said citrate buffer to the starch milk so as to obtain a milk pH between 4 and 6, preferably 6, (iii) ensuring a contact time comprised between 0.5 and 5 hours, (iv) drying until reaching an equilibrium moisture content of 10 to 12%, (v) heating over 150° C., for a residence time of between 10 minutes and 6 hours, (vi) resuspending, adjusting the pH, optionally washing and again drying the heat-modified starches thus obtained.Type: ApplicationFiled: January 18, 2023Publication date: June 5, 2025Inventors: Solène BOCK, Jacques LEGRAND
-
Patent number: 12264205Abstract: The invention relates to a method for producing a heat-modified starch, comprising the steps consisting in: (i) preparing a starch milk having a solids content of between 30 and 40%, preferably between 35 and 37% by weight, (ii) adding a solution of an alkaline agent at a weight concentration of between 25 and 35%, preferably of 30%, so as to obtain a conductivity on the milk of between 4 and 7 mS/cm, (iii) ensuring a contact time of between 0.5 and 2 hours, (iv) filtering and drying the starch milk such that the conductivity of the dried starch resuspended at 20% by weight of solids is between 0.7 and 2.5 mS/cm, (v) heating said dried starch so as to bring it to a temperature of more than 180° C. for a residence time of between 10 and 40 minutes, even more preferentially between 15 and 35 minutes.Type: GrantFiled: February 26, 2020Date of Patent: April 1, 2025Assignee: Roquette FreresInventors: Claude Quettier, Vincent Wiatz, Solène Bock, Jacques Legrand
-
Patent number: 12247088Abstract: The invention relates to a method of producing a heat-modified starch comprising the steps of: (i) preparing a starch milk containing between 30 and 40% by weight, preferably between 35 and 37% by weight, solid matter, (ii) adding a powdery alkaline agent such as to obtain a final conductivity of between 0.7 and 2.5 mS/cm, (iii) ensuring a contact time of between 0.5 and 5 hours, (iv) filtering and drying the starch milk, (v) and heating the dried starch to bring it to a temperature of more than 180° C. for a dwell time of between 8 and 50 minutes, preferably between 10 and 40 minutes, even more preferably between 12 and 35 minutes.Type: GrantFiled: December 20, 2018Date of Patent: March 11, 2025Assignee: Roquette FreresInventors: Solène Bock, Vincent Wiatz, Claude Quettier
-
Publication number: 20240306689Abstract: The invention relates to a thermally modified starch produced via the acid route, characterized in that it has a free citrate content of less than 0.05% and a fixed citrate content of between 0.05 and 0.15%, a temperature at peak swelling of the starch granules, analyzed using RVA between 2 and 17 minutes, higher than 100° C., preferably between 100 and 140° C., and/or a sedimentation volume of between 20 and 65 ml, preferably between 25 and 40 ml.Type: ApplicationFiled: February 4, 2022Publication date: September 19, 2024Inventors: Solène BOCK, Jacques LEGRAND
-
Publication number: 20240279363Abstract: The invention relates to a method for preparing a gelatinized blend of at least two heat-modified starches, wherein the starches are starches of different botanical origins, which comprises the steps consisting in: 1. Preparing a starch milk containing at least two starches of distinct botanical origins, 2. Treating the milk thus obtained under alkaline conditions and then dehydration and heat treatment for a time and at a temperature making it possible to obtain a blend of heat-modified starches, 3. Pregelatinizing said blend using a method that causes a break in the granular structure of the starches.Type: ApplicationFiled: June 10, 2022Publication date: August 22, 2024Inventor: Solène BOCK
-
Publication number: 20240141076Abstract: The invention relates to a thermally modified starch produced via the acid route, characterized in that it has a free citrate content of less than 0.05% and a fixed citrate content of between 0.12 and 0.16% and/or a reduction of between 2 and 10° C. of the gelatinization temperature at RVA peak viscosity, and/or a sedimentation volume of between 15 and 35 mL.Type: ApplicationFiled: February 3, 2022Publication date: May 2, 2024Inventors: Solène BOCK, Jacques LEGRAND
-
Publication number: 20230331873Abstract: The present invention concerns a method for modifying a polysaccharide material, preferably an amylaceous material, involving a first step of homogeneous solubilisation of said polysaccharide material in an aqueous solvent, followed by a step of homogeneous chemical functionalisation comprising at least one non-crosslinking chemical modification, or at least one crosslinking chemical modification, or a sequence of at least one non-crosslinking chemical modification and at least one crosslinking chemical modification. Secondly, the present invention concerns a modified polysaccharide material, in particular obtained by the method according to the invention, characterised in that it has a novel distribution of the chemical substituents attached to the hydroxyl functions of the anhydroglucose units of said polysaccharide material.Type: ApplicationFiled: February 24, 2023Publication date: October 19, 2023Inventors: Solène BOCK, Vincent WIATZ, Thomas GUGLIELMETTI, Joffrey ATTARD
-
Publication number: 20230279157Abstract: Preparing a blend of at least two thermally modified starches of different botanical origins, consisting in: (i) preparing a starch milk containing at least two starches of different botanical origins, having total solids content of between 30 and 40%, and preferably between 35 and 37% by weight, (ii) adding an alkaline agent to obtain a final conductivity of the powder resuspended to 20% solids content of between 0.5 and 5 mS/cm, (iii) ensuring a contact time of between 0.5 and 5 hours, (iv) filtering and drying the starch milk to a moisture content of between 10.5 and 15%, to obtain a starch powder having a conductivity of between 0.5 and 2.5 mS/cm and a pH of between 9 and 10.5, (v) heating the dried starch powder to a temperature higher than 130° C., preferably between 130 and 220° C., for a residence time of between 10 minutes and 6 hours.Type: ApplicationFiled: July 14, 2021Publication date: September 7, 2023Inventors: Solène BOCK, Jacques LEGRAND
-
Patent number: 11498939Abstract: The invention relates to a novel glucose polymer which is particularly useful for administration by the parenteral route, and to the method for the production thereof. The invention also relates to compositions comprising such a glucose polymer, and to the methods for the production thereof. The invention further relates to the use thereof as a medicament, for example as an osmotic agent for peritoneal dialysis.Type: GrantFiled: September 14, 2017Date of Patent: November 15, 2022Assignee: ROQUETTE FRERESInventors: Denis Simon, Olaf Haeusler, Solène Bock
-
Publication number: 20220213230Abstract: A method for producing a heat-modified starch, comprising the steps of: (i) preparing a starch milk having a solids content of between 20% and 45% by weight and adding an alkaline agent, so as to obtain a final conductivity of between 4 and 7 mS/cm (ii) filtering the starch milk so as to recover a starch cake; (iii) introducing the starch cake, continuously, into a dryer at the same time as a continuous stream of hot air in order to recover a dried powder; (iv) continuously supplying a turboreactor with the dried powder, and by setting parameters for the speed of rotation of the stirrer, so that the dried powder is continuously centrifuged and conveyed into the turboreactor; (v) recovering the heat-modified starch produced.Type: ApplicationFiled: May 6, 2020Publication date: July 7, 2022Inventors: Claude QUETTIER, Vincent WIATZ, Solène BOCK, Jacques LEGRAND
-
Publication number: 20220127383Abstract: The invention relates to a method for producing a heat-modified starch, comprising the steps consisting in: (i) preparing a starch milk having a solids content of between 30 and 40%, preferably between 35 and 37% by weight, (ii) adding a solution of an alkaline agent at a weight concentration of between 25 and 35%, preferably of 30%, so as to obtain a conductivity on the milk of between 4 and 7 mS/cm, (iii) ensuring a contact time of between 0.5 and 2 hours, (iv) filtering and drying the starch milk such that the conductivity of the dried starch resuspended at 20% by weight of solids is between 0.7 and 2.5 mS/cm, (v) heating said dried starch so as to bring it to a temperature of more than 180° C. for a residence time of between 10 and 40 minutes, even more preferentially between 15 and 35 minutes.Type: ApplicationFiled: February 26, 2020Publication date: April 28, 2022Inventors: Claude QUETTIER, Vincent WIATZ, Solène BOCK, Jacques LEGRAND
-
Publication number: 20200339705Abstract: The present invention concerns a method for modifying a polysaccharide material, preferably an amylaceous material, involving a first step of homogeneous solubilisation of said polysaccharide material in an aqueous solvent, followed by a step of homogeneous chemical functionalisation comprising at least one non-crosslinking chemical modification, or at least one crosslinking chemical modification, or a sequence of at least one non-crosslinking chemical modification and at least one crosslinking chemical modification. Secondly, the present invention concerns a modified polysaccharide material, in particular obtained by the method according to the invention, characterised in that it has a novel distribution of the chemical substituents attached to the hydroxyl functions of the anhydroglucose units of said polysaccharide material.Type: ApplicationFiled: December 21, 2018Publication date: October 29, 2020Inventors: Solène BOCK, Vincent WIATZ, Thomas GUGLIELMETTI, Joffrey ATTARD
-
Publication number: 20200308311Abstract: The invention relates to a method of producing a heat-modified starch comprising the steps of: (i) preparing a starch milk containing between 30 and 40% by weight, preferably between 35 and 37% by weight, solid matter, (ii) adding a powdery alkaline agent such as to obtain a final conductivity of between 0.7 and 2.5 mS/cm, (iii) ensuring a contact time of between 0.5 and 5 hours, (iv) filtering and drying the starch milk, (v) and heating the dried starch to bring it to a temperature of more than 180° C. for a dwell time of between 8 and 50 minutes, preferably between 10 and 40 minutes, even more preferably between 12 and 35 minutes.Type: ApplicationFiled: December 20, 2018Publication date: October 1, 2020Inventors: Solène BOCK, Vincent WIATZ, Claude QUETTIER