Patents Assigned to NUTRITION & BIOSCIENCES USA 4, INC.
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Patent number: 11958916Abstract: A hydrocolloid or aqueous solution comprising a poly alpha-1,3-glucan ether compound is disclosed having a viscosity of at least about 10 centipoise (cPs). The poly alpha-1,3-glucan ether compound in these compositions has a degree of substitution of about 0.05 to about 3.0. Also disclosed is a method for increasing the viscosity of a hydrocolloid or aqueous composition using a poly alpha-1,3-glucan ether compound.Type: GrantFiled: December 11, 2020Date of Patent: April 16, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Rahul B. Kasat, Jayme L. Paullin, Andrea M. Perticone, T. Joseph Dennes, Rakesh Nambiar, Michael W. Cobb
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Patent number: 11952598Abstract: Disclosed herein are glucosyltransferases with modified amino acid sequences. Such engineered enzymes exhibit improved alpha-glucan product yields and/or lower leucrose yields, for example. Further disclosed are reactions and methods in which engineered glucosyltransferases are used to produce alpha-glucan.Type: GrantFiled: June 4, 2021Date of Patent: April 9, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Yougen Li, Mark S. Payne, Jared B. Parker, Slavko Kralj, Veli Alkan, Richard R. Bott, Robert Dicosimo, Qiong Cheng, Ellen D. Semke, Susan Marie Hennessey
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Patent number: 11952435Abstract: Disclosed herein are compositions comprising insoluble alpha-glucan particles having a high degree of crystallinity and small particle size. For example, the alpha-glucan particles can have a degree of crystallinity of at least about 0.65, and/or an average size of less than a micron. At least 50% of the glycosidic linkages of the insoluble alpha-glucan in the disclosed particles are alpha-1,3 glycosidic linkages. Further disclosed are methods of producing insoluble alpha-glucan particles, as well as their use in various applications and products.Type: GrantFiled: March 16, 2023Date of Patent: April 9, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Kyle Hyun Chang Kim, Yefim Brun, Lucia Daniela Ionescu, Juan David Londono, Jorge Mok, James Joshua Ohane, Lemuel Tong
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Patent number: 11946023Abstract: An enzymatically produced ?-glucan oligomer/polymer compositions is provided. The enzymatically produced ?-glucan oligomer/polymers can be derivatized into ?-glucan ether compounds. The ?-glucan oligomers/polymers and the corresponding ?-glucan ethers are cellulose and/or protease resistant, making them suitable for use in fabric care and laundry care applications. Methods for the production and use of the present compositions are also provided.Type: GrantFiled: January 28, 2022Date of Patent: April 2, 2024Assignee: Nutrition & Biosciences USA 4, Inc.Inventors: Robert DiCosimo, Qiong Cheng, Rakesh Nambiar, Jayme L. Paullin, Mark S. Payne, Jahnavi Chandra Prasad, Zheng You
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Patent number: 11932890Abstract: Compositions are disclosed herein comprising a graft copolymer that comprises: (i) a backbone comprising dextran that has been modified with about 1%-25% alpha-1,2 branches, and (ii) one or more alpha-1,3-glucan side chains comprising at least about 50% alpha-1,3 glycosidic linkages. Further disclosed are reactions for producing such graft copolymers, as well as their use in derivatives, films and various other applications.Type: GrantFiled: August 19, 2021Date of Patent: March 19, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Rong Guan, James Joshua Ohane, Nikita Iltchenko, Yefim Brun, Brian McCauley, Laurie A. Howe, Yougen Li
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Patent number: 11918676Abstract: A colloidal dispersion is disclosed comprising poly alpha-1,3-glucan or poly alpha-1,3-1,6-glucan and a solvent. The colloidal dispersion has utility in various applications, including food, oil field, pharmaceutical, personal care and specialty industries.Type: GrantFiled: May 17, 2022Date of Patent: March 5, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Ji Yeon Huh, Natnael Behabtu, Rakesh Nambiar
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Patent number: 11859022Abstract: Compositions are disclosed herein comprising a graft copolymer that comprises: (i) a backbone comprising an alpha-1,3-glucan ether or ester compound, and (ii) one or more alpha-1,3-glucan side chains comprising at least about 50% alpha-1,3 glycosidic linkages. Further disclosed are reactions for producing such graft copolymers, as well as their use in various applications.Type: GrantFiled: October 25, 2019Date of Patent: January 2, 2024Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Rong Guan, Michael D. Gagnon, Nikita Iltchenko, Yefim Brun, Laurie A. Howe
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Patent number: 11840626Abstract: A poly alpha-1,3-glucan compound comprising: a) poly alpha-1,3-glucan, and b) a functionalized polyolefin; wherein said poly alpha-1,3-glucan compound comprises from 0.5 to 70 weight percent of poly alpha-1,3-glucan, based on the total weight of poly alpha-1,3-glucan (a) and functionalized polyolefin (b) in the poly alpha-1,3-glucan compound and wherein said functionalized polyolefin is grafted onto the poly alpha-1,3-glucan. These poly alpha-1,3-glucan compounds have many uses including films for packaging applications and as elastomers for automotive applications.Type: GrantFiled: August 30, 2018Date of Patent: December 12, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Xian Jiang, Vindhya Mishra
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Patent number: 11821140Abstract: Fibrids comprising poly alpha-1,3-glucan or surface-modified poly alpha-1,3-glucan were produced and characterized. Applications and products for using these fibrids include emulsification, viscosity modification, paper and paper making, personal care products, pharmaceutical products, food products, paper coatings, and composites. Examples of surface-modified poly alpha-1,3-glucan fibrids include those with a positive surface charge.Type: GrantFiled: September 10, 2021Date of Patent: November 21, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Natnael Behabtu, Jayme L. Paullin, Mikhail R. Levit
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Patent number: 11802356Abstract: Nonwoven webs formed from modified 1,3-?-D-glucan polymer and methods of forming the nonwoven webs are disclosed. The modified 1,3-?-D-glucan polymer can have a number average degree of polymerization in the range of from 55 to 10,000. The nonwoven webs can be used for personal hygiene wipes, filtration media, apparel or other uses.Type: GrantFiled: January 14, 2021Date of Patent: October 31, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventor: Natnael Behabtu
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Patent number: 11795308Abstract: Compositions are disclosed herein comprising a rubber component and a polysaccharide, wherein the polysaccharide comprises i) poly alpha-1,3-glucan; ii) poly alpha-1,3-1,6-glucan; iii) water insoluble alpha-(1,3-glucan) polymer having 90% or greater ?-1,3-glycosidic linkages, less than 1% by weight of alpha-1,3,6-glycosidic branch points, and a number average degree of polymerization in the range of from 55 to 10,000; iv) dextran; v) a composition comprising poly alpha-1,3-glucan ester compounds as disclosed herein; or vi) water-insoluble cellulose having a weight-average degree of polymerization (DPw) of about 10 to about 1000 and a cellulose II crystal structure. The compositions can be used in articles such as a tire, a belt, a seal, footwear, a coating, a film, or an adhesive.Type: GrantFiled: May 9, 2022Date of Patent: October 24, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Natnael Behabtu, Jeffrey S. Downey, Tizazu H. Mekonnen, Christian Peter Lenges
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Patent number: 11732110Abstract: The disclosure generally relates to poly alpha-1,3-glucan compositions and articles containing them. In particular interest is comprising poly alpha-1,3-glucan ester derivatives. The poly alpha-1,3-glucan derivatives are useful in thermoprocesses and in particular, injection molding processes.Type: GrantFiled: June 10, 2020Date of Patent: August 22, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Alicia C. Briegel, Ross S. Johnson, Vindhya Mishra, Kathleen Opper, Shalini Saxena
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Patent number: 11718734Abstract: The present invention relates to a novel stable colloidal polysaccharide suspension containing ?(1?3)-glucan, a cost-effective method for its preparation, and possible uses of these polysaccharide suspensions.Type: GrantFiled: August 20, 2021Date of Patent: August 8, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Martina Opietnik, Johann Männer, Markus Hager, Sigrid Redlinger, Gert Kroner
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Patent number: 11685907Abstract: A method for producing insoluble alpha-1,3-glucan is disclosed. Embodiments of the method comprise providing (i) oligosaccharides that comprise alpha-1,3 and alpha-1,6 glycosidic linkages, or (ii) oligosaccharides derived from a glucosyltransferase reaction; and contacting at least water, sucrose, a glucosyltransferase enzyme, and the oligosaccharides provided in the first step. Glucosyltransferase reaction compositions embodying such a method, and insoluble products thereof, are also disclosed. Yield and other product benefits can be realized when practicing the disclosed subject matter.Type: GrantFiled: September 9, 2020Date of Patent: June 27, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Kevin D. Nagy, Susan Marie Hennessey, Yefim Brun, Michael Reichman
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Patent number: 11674034Abstract: Disclosed herein are aqueous latex compositions comprising polysaccharide particles and a polymer dispersion or polymer emulsion. In one embodiment the polysaccharide particles comprise poly alpha-1,3-glucan. Also disclosed are an adhesive, film, coating, or binder comprising the latex composition in a dry form, as well as articles comprising the adhesive, film, coating, or binder.Type: GrantFiled: August 24, 2018Date of Patent: June 13, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Christian Peter Lenges, Tizazu H. Mekonnen
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Patent number: 11608388Abstract: Disclosed herein are compositions comprising insoluble alpha-glucan particles having a high degree of crystallinity and small particle size. For example, the alpha-glucan particles can have a degree of crystallinity of at least about 0.65, and/or an average size of less than a micron. At least 50% of the glycosidic linkages of the insoluble alpha-glucan in the disclosed particles are alpha-1,3 glycosidic linkages. Further disclosed are methods of producing insoluble alpha-glucan particles, as well as their use in various applications and products.Type: GrantFiled: November 5, 2020Date of Patent: March 21, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Kyle Hyun Chang Kim, Yefim Brun, Lucia Daniela Ionescu, Juan David Londono, Jorge Mok, James Joshua Ohane, Lemuel Tong
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Patent number: 11608417Abstract: Disclosed herein are polysaccharide-elastomer masterbatch compositions and processes for preparing the masterbatch compositions. One method comprises a step of a) mixing i) an aqueous polysaccharide dispersion, or ii) a basic aqueous polysaccharide solution, with a rubber latex solution containing a rubber component to form a mixture. The method further comprises the steps of: b) coagulating the mixture obtained in step a) to produce a coagulated mass; and c) drying the coagulated mass obtained in step b). The masterbatch compositions are useful in preparing rubber-containing articles.Type: GrantFiled: June 27, 2018Date of Patent: March 21, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Natnael Behabtu, Jeffrey S. Downey, Christian Peter Lenges, Tizazu H. Mekonnen
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Patent number: 11591729Abstract: Disclosed herein are nonwoven webs comprising a nonwoven substrate and a binder comprising a polysaccharide. In one embodiment, the polysaccharide can comprise poly alpha-1,3-glucan, a poly alpha-1,3-glucan ether compound as disclosed herein, a poly alpha-1,3-glucan ester compound as disclosed herein, a graft copolymer comprising a backbone comprising dextran and poly alpha-1,3-glucan side chains, a crosslinked graft copolymer comprising a backbone comprising dextran and poly alpha-1,3-glucan chains, or a mixture thereof. Also disclosed are articles comprising the nonwoven webs, and methods of making the nonwoven webs.Type: GrantFiled: September 11, 2018Date of Patent: February 28, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Natnael Behabtu, Monica Harvey, Christian Peter Lenges, Ian Robert Beardsall
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Patent number: 11584901Abstract: The disclosure relates to compositions comprising a polysaccharide derivative, wherein the polysaccharide derivative comprises a polysaccharide substituted with a) at least one hydrophobic group, and b) at least one hydrophilic group, wherein the polysaccharide is poly alpha-1,3-glucan, poly alpha-1,6-glucan, or poly alpha-1,3-1,6-glucan.Type: GrantFiled: July 15, 2021Date of Patent: February 21, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Zhengzheng Huang, Helen S. M. Lu, Weiming Qiu, Mukesh C. Shah, Steven W. Shuey, Mark Robert Sivik, Kristi Lynn Fliter
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Patent number: 11560551Abstract: Disclosed herein are glucosyltransferases with modified amino acid sequences. Such engineered enzymes exhibit improved alpha-glucan product yields and/or lower leucrose yields, for example. Further disclosed are reactions and methods in which engineered glucosyltransferases are used to produce alpha-glucan.Type: GrantFiled: December 11, 2020Date of Patent: January 24, 2023Assignee: NUTRITION & BIOSCIENCES USA 4, INC.Inventors: Yougen Li, Ellen D. Semke, Qiong Cheng, Jian Ping Lai