Patents Examined by Stefanie J Cohen
  • 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: 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: 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
    Inventors: Chinnakonda Subramanian Gopinath, Naresh Nalajala
  • 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
    Inventors: Pradeep Thalappil, Avijit Baidya, Mohd. Azhardin Ganayee, Jakka Ravindran Swathy
  • 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
    Inventor: Nermin Adel El Semary
  • 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: 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: 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
    Inventors: Chenghong Lu, Meihua Xu, Weijin Zheng, Yaohui Yue, Deli Ren, Ming Lu
  • Patent number: 11919825
    Abstract: Provided is artificial marble including an artificial marble substrate having a first surface having an arithmetic mean roughness (Ra) of 1 ?m to 12 ?m; and a photocatalyst layer directly on the first surface. The artificial marble according to the present invention is lighter than existing natural stone and exhibits excellent thermoformability, and also has excellent antifouling properties by means of a photocatalyst, and thus can be widely used in various fields requiring artificial marble.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: March 5, 2024
    Assignee: Lotte Chemical Corporation
    Inventors: Jingyu Choi, Sanghyun Lee
  • Patent number: 11912610
    Abstract: A coating composition, coating glass and a method for preparation thereof, and a cooking appliance including the coating class are described. The coating composition includes a coating material and a heat conductive oxide nano powder that is 5 to 10 wt % with respect to a weight of the coating material. The coating composition provides an excellent infrared reflective function, a high transmittance, and an excellent cleaning performance.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: February 27, 2024
    Inventors: Taeho Kim, Dongwan Seo, Yongsoo Lee, Taehee Kim, Ju Hyeong Kim, Woon-Jin Chung, Hansol Lee, In-Gun Kim
  • Patent number: 11891725
    Abstract: A method for recycling textiles comprising cellulose with the following steps of: optionally disintegrating the textile, swelling the cellulose, under reducing conditions, wherein at least one reducing agent is present at least during a part of the swelling, and then performing at least one of the following two bleaching steps in any order: i) bleaching the material with oxygen at alkaline conditions with a pH in the range 9-13.5, and ii) bleaching the material with ozone at acid conditions below pH 6. An advantage is that the yield is improved at the same time as excellent decolourization is achieved. If the recycled material is used in viscose manufacture, the risk of clogging nozzles and so on is reduced.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: February 6, 2024
    Assignee: RE:NEWCELL AB
    Inventors: Christofer Lindgren, Gunnar Henriksson, Mikael Lindström
  • Patent number: 11891547
    Abstract: A system and method for treatment of biomass originating from wastewater treatment biosolids to obtain valuable adhesives and composite materials is described herein. Some embodiments do not require purification of a biomass product or residue to produce an adhesive.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: February 6, 2024
    Assignee: University of Louisiana at Lafayette
    Inventors: William Chirdon, Mark Zappi, Rafael Hernandez, Chelsea Trahan
  • Patent number: 11890595
    Abstract: A nanocomposite photocatalyst is provided. The nanocomposite photocatalyst contains a carbon nanomaterial made of amorphous carbon and graphitic carbon, metal oxide nanoparticles disposed on the carbon nanomaterial, and noble metal nanoparticles disposed on the metal oxide nanoparticles and/or the carbon nanomaterial. Also provided is a method of forming the nanocomposite photocatalyst and a method of photodegrading an organic pollutant in water using the nanocomposite photocatalyst and visible light irradiation.
    Type: Grant
    Filed: May 10, 2023
    Date of Patent: February 6, 2024
    Inventors: Mabkhoot Alsaiari, Mohd Faisal, Md. A. Rashed, Farid A. Harraz
  • Patent number: 11878320
    Abstract: A powder layer composite includes a base and a powder layer having a thickness of 100 ?m or less and disposed on the base. An average of a total value of a number of powder aggregates having a long diameter of 500 ?m or greater and a number of pinholes having a long diameter of 500 ?m or greater, in any of a plurality of different regions of 20 mm×20 mm on a surface of the powder layer, is 0.2 pieces/cm2 or less.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: January 23, 2024
    Inventors: Motohiro Okochi, Akihiro Horikawa, Toshiyuki Kojima
  • Patent number: 11872547
    Abstract: The present invention relates to a novel method for photocatalytic oxidation of allylic C—H bonds present in alkenes containing at least three carbon atoms. In this newly disclosed method, such alkenes, when reacted with carbon dioxide (CO2) in an organic solvent containing a catalyst comprising of a supported molecular complex of transition metal ions under conditions of ambient temperature and pressure using a readily available household LED lamp, yield oxygenated products. The developed method represents a unique way to use CO2 as an oxygen transfer agent to unsaturated organic compounds along with the formation of CO as a co-product using light as an energy source.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: January 16, 2024
    Assignee: Council of Scientific & Industrial Research
    Inventors: Suman Lata Jain, Sandhya Saini, Shafuir Rehman Khan, Praveen Kumar Khatri, Anjan Ray
  • Patent number: 11873395
    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: January 16, 2024
    Inventor: Nermin Adel El Semary
  • Patent number: 11866587
    Abstract: An organic slurry for use in wood-based composites is described herein. In one aspect, the organic slurry may include water, a lignin material insoluble in the water, such as dewatered kraft lignin, and a defoamer. During manufacturing, the water, lignin material and defoamer may be combined and mixed together in a vessel to produce the organic slurry. In one aspect, the defoamer may include a water-based defoamer, a silicone-based defoamer, a silicone-free defoamer, an oil-based defoamer, a polymer-based defoamer, or mixtures thereof. The organic slurry may have a pH less than neutral.
    Type: Grant
    Filed: November 29, 2022
    Date of Patent: January 9, 2024
    Assignee: The Williamette Valley Company LLC
    Inventors: Jesse L. Paris, Matthew G. Peterson, James A. Livings, Sudip Chowdhuruy, Curtis G. Burton
  • Patent number: 11857892
    Abstract: The invention relates to a method for separating a mixture in a system comprising a plurality of chromatography columns, the method successively comprising, in a cyclical manner, in a given part of the system: a step of collecting a raffinate; a step of injecting the mixture to be separated; a step of collecting an extract; and a step of injecting a mobile phase; the method further comprising: determining, in a node of the system, the history of a variable representing the concentration of at least one species contained in the mixture to be separated; detecting, within said history, a characteristic point between the beginning of a step of collecting the extract and the end of the following step of collecting the raffinate; comparing the position of the characteristic point in relation to a target position; and adjusting the carrier volume of the characteristic point, modifying the position of the characteristic point in order to bring the position of the characteristic point closer to the target position; th
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: January 2, 2024
    Inventors: Cedric Prieur, Eric Valery
  • Patent number: 11845859
    Abstract: The present processes are used to convert brown algae into a moldable biopolymer, Specifically, the present processes use a brown algae such as Hormophysa cuneiformis combined with Boswellia Carterii to obtain the moldable biopolymer. Once obtained, the moldable biopolymer can form a composite with other environmentally friendly materials to obtain eco-friendly products, such as a biodegradable and sustainable container.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: December 19, 2023
    Inventor: Nermin Adel El Semary