Patents Examined by Stefanie J Cohen
  • Patent number: 12006374
    Abstract: A composition comprising nanocellulose is disclosed, wherein the nanocellulose contains very low or essentially no sulfur content. The nanocellulose may be in the form of cellulose nanocrystals, cellulose nanofibrils, or both. The nanocellulose is characterized by a crystallinity of at least 80%, an onset of thermal decomposition of 300° F. or higher, and a low light transmittance over the range 400-700 nm. Other variations provide a composition comprising lignin-coated hydrophobic nanocellulose, wherein the nanocellulose contains very low or essentially no sulfur content. Some variations provide a composition comprising nanocellulose, wherein the nanocellulose contains about 0.1 wt % equivalent sulfur content, or less, as SO4 groups chemically or physically bound to the nanocellulose. In some embodiments, the nanocellulose contains essentially no hydrogen atoms (apart from hydrogen structurally contained in nanocellulose itself) bound to the nanocellulose.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: June 11, 2024
    Assignee: GranBio Intellectual Property Holdings, LLC
    Inventors: Theodora Retsina, Kimberly Nelson
  • Patent number: 11998902
    Abstract: Disclosed herein are methods for preparing fluorided solid oxides by contacting an acidic fluorine-containing compound with an inorganic base to form an aqueous mixture having a pH of at least 4, followed by contacting a solid oxide with the aqueous mixture to produce the fluorided solid oxide. Also disclosed are methods for preparing fluorided solid oxides by contacting an acidic fluorine-containing compound with a solid oxide to produce a mixture, followed by contacting the mixture with a inorganic base to produce the fluorided solid oxide at a pH of at least about 4. The fluorided solid oxide can be used as an activator component in a catalyst system for the polymerization of olefins.
    Type: Grant
    Filed: July 13, 2023
    Date of Patent: June 4, 2024
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Max P. McDaniel, Kathy S. Clear, Qing Yang, Tony R. Crain
  • Patent number: 11987682
    Abstract: Provided are a photocatalyst transfer film allowing a uniform and highly transparent photocatalyst layer to be transferred to the surfaces of various transfer base materials; and a production method thereof. The photocatalyst transfer film has, on a biaxially oriented polypropylene film, a photocatalyst layer containing a titanium oxide particle-containing photocatalyst, a silicon compound and a surfactant. The production method of the photocatalyst transfer film includes applying a photocatalyst coating liquid to a biaxially oriented polypropylene film; and performing drying. The photocatalyst coating liquid contains a titanium oxide particle-containing photocatalyst, a silicon compound, a surfactant and an aqueous dispersion medium.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: May 21, 2024
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Masahiro Yuyama, Manabu Furudate, Tomohiro Inoue
  • Patent number: 11986808
    Abstract: The disclosure relates to molecularly-imprinted cross-linked micelles that can selectively hydrolyze carbohydrates.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: May 21, 2024
    Assignee: Iowa State University Research Foundation, Inc.
    Inventor: Yan Zhao
  • Patent number: 11987862
    Abstract: A method for liquefying niobium and tantalum and a method for producing a niobium solution and a tantalum solution, which can liquefy niobium and tantalum or produce a niobium solution and a tantalum solution safely and efficiently from a smelting raw material containing niobium and tantalum. Ammonium hydrogen sulfate is mixed as a reaction agent into a powdered substance containing at least one element of niobium or tantalum, and the mixture is melted under predetermined conditions to form a molten substance. A suspension formed by dissolving the molten substance having been solidified in an aqueous solution is subjected to solid-liquid separation to recover a precipitate. The precipitate is composed of niobium and/or tantalum with few impurities, and the precipitate is dissolved in one type of acid solution selected from hydrochloric acid, sulfuric acid, or nitric acid, whereby 90% or more of niobium and/or tantalum can be leached out.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: May 21, 2024
    Assignee: Fukuoka Institute of Technology
    Inventors: Hironari Kubo, Takuto Nishida, Sayaka Masuda
  • Patent number: 11987689
    Abstract: A soluble composite powder comprising homogenous composite particles, the homogenous composite particles comprising at least one soluble thermoplastic material and at least one submicron nanoparticle material. The at least one soluble thermoplastic material comprises from about 50 to 99 weight percent of the powder, and the at least one submicron nanoparticle material comprises from about 1 to 50 weight percent of the powder. The powder is soluble.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: May 21, 2024
    Assignee: Micro Powders, Inc.
    Inventor: Richard Czarnecki
  • Patent number: 11981834
    Abstract: The present disclosure discloses a high-temperature fast-curing starch-based adhesive for particleboards and a preparation method thereof, belonging to the technical field of adhesive preparation. The low viscosity of the starch-based adhesive is ensured by selecting a crosslinking monomer which does not self-crosslink in a reaction process in the present disclosure, and a binary crosslinking agent matched with the crosslinking monomer is added before use to be quickly crosslinked with the crosslinking monomer at high temperature so as to ensure better thermosetting property and water resistance as well as faster curing speed of the starch-based adhesive at the same time, which meets the requirements of the particleboards for the adhesive, solves the problem of long curing time of the existing starch-based adhesives at high temperatures, further shortens the curing time of the starch-based adhesives to about 60 s, and improves the production efficiency of the particleboards.
    Type: Grant
    Filed: December 6, 2023
    Date of Patent: May 14, 2024
    Assignee: JIANGNAN UNIVERSITY
    Inventors: Li Cheng, Zhengbiao Gu, Yan Hong, Zhaofeng Li, Caiming Li, Xiaofeng Ban, Junnan Jin, Dongdong Wu, Mengwei Zhang, Jian Yin
  • Patent number: 11976215
    Abstract: Solutions to the problems of scuffing and chipping of the paint films in high traffic areas and in tight spaces, such as dressing rooms in department stores, where multiple scrapings of the wall paints are created by consumers, clothes hangers, shoes, etc., and hallways and conference rooms in office and other commercial buildings are disclosed. Wax seeded latex polymers admixed with an added wax in architectural compositions and optionally with polyurethane resin are utilized to create paint films that are resistant to scuffing and chipping.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: May 7, 2024
    Assignee: Columbia Insurance Company
    Inventors: Jonathan Dugan, Ashlee Agens, Ed Ament, Glenn Cooper, Johanna Garcia, Jeff Hood, Kevin Lee, Kate O'Connor, Rogina Saad, Marie Saturne, Jeffrey T. Spillane
  • Patent number: 11975313
    Abstract: The present invention relates to single thread composite fibers comprising at least one binder and at least one active catalyst for the capture and degradation of chemical threats such as chemical warfare agents (CWA), biological warfare agents, and toxic industrial chemicals (TIC) and a method for producing the same. The invention fibers are applicable to the fields of protective garments, filtration materials, and decontamination materials.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: May 7, 2024
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: John M. Landers, Christopher J. Karwacki, Trenton M. Tovar, Gregory W. Peterson
  • Patent number: 11975967
    Abstract: Provided are a device for hydrogen production from water photolysis and a method therefor, which belongs to the field of photocatalytic solar hydrogen production. The device for hydrogen production from water photolysis comprises: a catalytic reaction unit for water photolysis comprising a light-transmitting surface, and a light condenser component with a light-concentrating surface facing the light-transmitting surface of the catalytic reaction unit for water photolysis; the light condenser component comprises a solar concentrating cone and a reflector for reflecting and concentrating sunlight into the solar concentrating cone.
    Type: Grant
    Filed: December 29, 2023
    Date of Patent: May 7, 2024
    Assignee: INSTITUTE OF PROCESS ENGINEERING, CHINESE ACADEMY OF SCIENCES
    Inventors: Qibo Jia, Dongping Duan, Xiaodong Zhang, Ke Gan, Yan Li, Yuzhi Ren
  • Patent number: 11970605
    Abstract: The present processes are used to convert green algae into a moldable bioplastic. Specifically, the present processes use a green alga such as Cladophora sp. Combined with myrrh to obtain the moldable bioplastic. Once obtained, the moldable bioplastic can form a composite, optionally with other environmentally friendly materials, to obtain eco-friendly products, such as a biodegradable and sustainable container such as a bag.
    Type: Grant
    Filed: June 29, 2023
    Date of Patent: April 30, 2024
    Assignee: KING FAISAL UNIVERSITY
    Inventor: Nermin Adel El Semary
  • Patent number: 11965220
    Abstract: The present invention relates to methods of processing lignocellulosic material to obtain hemicellulose sugars, cellulose sugars, lignin, cellulose and other high-value products. Also provided are hemicellulose sugars, cellulose sugars, lignin, cellulose, and other high-value products.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: April 23, 2024
    Assignee: VIRDIA, LLC
    Inventors: Robert Jansen, Philip Travisano, Lee Madsen, Neta Matis, James Alan Lawson, Noa Lapidot, Aharon Eyal, Timothy Allen Bauer, Ziv-Vladimir Belman, Bassem Hallac, Michael Zviely
  • Patent number: 11965247
    Abstract: The present invention addresses the problem of providing, a metal surface treatment agent capable of exhibiting excellent corrosion resistance and excellent coating adhesion in painted metal materials; and a metal surface treatment method using the metal surface treatment agent. The problem is solved by a pretreatment agent that is used in a pretreatment of a chemical conversion treatment performed for forming a chemical conversion coating on/over a surface of a metal material, the pretreatment agent containing: a metal alkoxide (A) containing at least one metal element selected from zirconium, titanium, vanadium, and aluminum; and at least one sulfonic acid (B) selected from methanesulfonic acid, ethanesulfonic acid, hydroxymethanesulfonic acid, and hydroxyethanesulfonic acid. The problem is also solved by a chemical conversion treatment agent that contains a zirconium alkoxide (a) and a zirconium-containing ion supply source (b), and has a pH of 1.5 to 6.5.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: April 23, 2024
    Assignee: Nihon Parkerizing Co., Ltd.
    Inventors: Amane Suzuki, Tomohiro Iko, Hidekazu Fukushi
  • Patent number: 11958044
    Abstract: The present invention relates to a photocatalyst device obtained by thin film making on solid surfaces, wherein the device comprises of titania, optionally in the form of composite with noble or transition metal(s) or metal oxides. This device (FIG. 1) is evaluated in direct sunlight for hydrogen generation (FIG. 4) and oxidation of alcohols (Table 3) using aqueous alcohol solution through water splitting and simultaneously oxidizing alcohol to oxygenated products.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: April 16, 2024
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Chinnakonda Subramanian Gopinath, Naresh Nalajala
  • Patent number: 11945921
    Abstract: A biocomposite of algae and a plant material is provided. The biocomposite of algae comprises glycerol and a plant material including at least one of Abelmoschus esculentus (Okra), and Lepidium sativum (Cress). The biocomposite may optionally include a plasticizer. The algae may be green marine algae (Codium sp). The biocomposite is biodegradable and moldable into any suitable shape. Thus, the biocomposite may be used to form containers, such as for potting plants or seedlings, as a mulching or fertilizing material, or for any applications where a moldable, biodegradable material is desired.
    Type: Grant
    Filed: July 5, 2023
    Date of Patent: April 2, 2024
    Assignee: KING FAISAL UNIVERSITY
    Inventor: Nermin Adel El Semary
  • Patent number: 11945750
    Abstract: The invention is a method for rendering containers having hazardous residual paint colorant non-hazardous, by washing the hazardous residual paint colorant from the containers to a level where the containers are no longer considered to be hazardous waste, at which point the containers can be safely introduced into standard waste recycling streams. The method also proposes washing the hazardous paint colorant out of the containers and using the wash water containing the colorant to make paint, aggregate, and precast concrete structures.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: April 2, 2024
    Inventor: Jerry Wayne Noel
  • Patent number: 11945883
    Abstract: The present invention relates to new aqueous curable binder compositions comprising a carbohydrate compound, a first cross linker and a second cross linker different from the first capable of undergoing radical polymerization and possibly a free radical initiator.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: April 2, 2024
    Inventors: Carl Hampson, Ferdous Khan
  • Patent number: 11945957
    Abstract: The present invention relates to a durable and multifunctional superhydrophobic coating composition and water based fabrication method of producing the durable and multifunctional superhydrophobic coating composition via chemical modification and functionalization of hydrophilic material by silanes under room temperature without any organic solvents. Synthesis of chemically modified cellulose nanofibers or clay in water forms excellent water repelling thin films upon coating over various substrates. The super hydrophobic materials are used as additive for paints, pigments, paper, varnish and, textile and used for various industrial applications such as construction of buildings and other super structures.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: April 2, 2024
    Assignee: INDIAN INSTITUTE OF TECHNOLOGY MADRAS (IIT MADRAS)
    Inventors: Pradeep Thalappil, Avijit Baidya, Mohd. Azhardin Ganayee, Jakka Ravindran Swathy
  • Patent number: 11938469
    Abstract: A transparent ceramic substrate is covered by a photocatalyst layer, at least partially. The photocatalyst layer includes a semiconductor material that, upon exposure to electromagnetic radiation, forms a plurality of electrons and a plurality of holes that remain confined to the photocatalyst layer. The transparent ceramic substrate has a diameter that is larger than the wavelength of the electromagnetic radiation for light trapping.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: March 26, 2024
    Assignees: National Technology & Engineering Solutions of Sandia, LLC
    Inventors: Yifeng Wang, Ying-Bing Jiang
  • Patent number: 11926762
    Abstract: The present disclosure provides a high-temperature nano-composite coating and a preparation method thereof, and a small bag flexible packaging coating. The high-temperature nano-composite coating provided by the present disclosure controls the fiber length. Moreover, high-temperature reinforcing filler and high-temperature expansion filler are introduced, to make the coating have ultra-high strength at high temperature without cracks caused by shrinkage at high-temperature. In addition, nanopowder, high-temperature skeleton filler and other additives are introduced to make the coating be uniform and stable and reach a slurry state similar to toothpaste. There is no precipitation and stratification during the placement process. Small packaging can be realized to facilitate construction and operation. Besides, the coating has a good bonding to furnace lining, and will not fall off from the furnace lining, thereby prolonging the service life of the furnace lining.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: March 12, 2024
    Assignee: LUYANG ENERGY-SAVING MATERIALS CO., LTD.
    Inventors: Chenghong Lu, Meihua Xu, Weijin Zheng, Yaohui Yue, Deli Ren, Ming Lu