Patents Examined by Liam J Heincer
  • Patent number: 11292923
    Abstract: A composite resin comprising silver nanoparticles and a polymer where the silver nanoparticles are formed by reduction of silver ions by the functional groups of the polymer without the addition or application of an external reducing agent. The composite e resin has a low silver leach rate. The composite resin may be used as a surface coating, particularly an antimicrobial or antifouling surface coating.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: April 5, 2022
    Assignee: INHIBIT COATINGS LIMITED
    Inventors: Eldon Warwick Tate, James Howard Johnston
  • Patent number: 11292887
    Abstract: Expandable thermoplastic polyurethane comprising blowing agent, wherein the Shore hardness of the thermoplastic polyurethane is from A 44 to A 84.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: April 5, 2022
    Assignee: BASF SE
    Inventors: Frank Prissok, Frank Braun
  • Patent number: 11286313
    Abstract: Methods for manufacturing, re-activating and using compositions including fibrillated parenchymal cellulose and activator are provided. The activator has a low molecular weight and is used to facilitate reactivation.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: March 29, 2022
    Assignee: BETULIUM OY
    Inventors: Antti Laukkanen, Jason McKee, Nikolaos Pahimanolis
  • Patent number: 11286426
    Abstract: A method of producing a non-petroleum based electrical insulating oil, wherein the method can include providing a primary mixture of non-petroleum origin, containing isomerized straight chain hydrocarbons; performing a distillation and/or stripping of the primary mixture; collecting a paraffinic base oil as a product of the distillation and/or stripping, containing a mixture of isoalkanes and alkanes; and mixing the base oil with an antioxidant additive.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: March 29, 2022
    Assignees: NESTE OYJ, AVANTHERM AB
    Inventor: Per Wiklund
  • Patent number: 11279823
    Abstract: A highly compatibilized biodegradable composite with high impact strength including: (a) a polymeric matrix having one or more biodegradable polymers; (b) one or more fillers; and (c) free radical initiators are fabricated via one-step reactive extrusion method. An in-situ free radical reaction method of manufacturing the biodegradable composite, including the step of (a) (1) mixing one or more biodegradable polymers and a free radical initiator; (2) melting step (1) thereby manufacturing the highly compatibilized biodegradable matrix. (b) Mixing the composites of step (a) and fillers or second biodegradable polymers, thereby manufacturing the biodegradable composite. Also, nano-blends are successfully prepared in this invention ascribe to the improved compatibility of the different components.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: March 22, 2022
    Assignee: UNIVERSITY OF GUELPH
    Inventors: Amar Kumar Mohanty, Manjusri Misra, Feng Wu
  • Patent number: 11267838
    Abstract: The disclosure relates to a method for depolymerizing lignin. The method includes reacting a lignin compound with a thiol compound to depolymerize the lignin compound and to form a depolymerized lignin product having a reduced molecular weight relative to the lignin compound prior to reacting. The method can further include forming an oxidized thiol reaction product between two thiol groups from one or more thiol compounds, and then reducing the oxidized thiol reaction product to re-form or regenerate the thiol compound for further lignin depolymerization.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: March 8, 2022
    Assignee: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY
    Inventors: Eric Linke Hegg, James E. Jackson, Grace Elizabeth Klinger
  • Patent number: 11260555
    Abstract: The disclosure relates to a method for continuous acetylation of wood elements. The acetylation is conducted with an acetylation medium at a pressure of at least 1.5 barg in a substantially oxygen free environment. Alternatively, the method includes the steps of: (a) feeding wood elements in a substantially oxygen free environment to a continuous acetylation reactor, and (b) treating the wood elements with an acetylation medium in the continuous acetylation reactor under wood acetylation reaction conditions, at a pressure of at least 1.5 barg. The process can acetylate wood elements to a high acetyl content in an efficient way, without compromising on the quality of the material. The acetylated wood elements can be used in the production of medium density fibreboards with superior qualities such as dimensional stability and durability.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: March 1, 2022
    Assignee: TRICOYA TECHNOLOGIES LTD.
    Inventors: Stephen John Benstead, Theodorus Gerardus Marinus Maria Kappen
  • Patent number: 11255048
    Abstract: The present disclosure is drawn to sizing compositions, which can include 25 wt % to 80 wt % starch based on dry components, 15 wt % to 60 wt % cationic multivalent salt based on dry components, and an organic additive. The organic additive can be a water-swellable polymer having a weight average molecular weight ranging from 150,000 Mw to 1,000,000 Mw, a wax, or both the water-swellable polymer and the wax.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: February 22, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Christopher Arend Toles, Thomas Roger Oswald, Bor-Jiunn Niu
  • Patent number: 11254788
    Abstract: A mechanical ball-milling method for preparing a polydopamine-modified montmorillonite nanomaterial is disclosed. The method includes dispersing a montmorillonite material in an aqueous solution, stirring, concentrating and collecting a concentrated montmorillonite solution for use; adding dopamine hydrochloride to a buffer solution to prepare a dopamine hydrochloride solution, with a concentration of 0.2-1 g/mL, and adjusting the pH value of the dopamine hydrochloride solution; and adding the dopamine hydrochloride solution and the concentrated montmorillonite solution simultaneously into a ball mill jar to form a mixture, and then subjecting the mixture to a ball milling for 0.3-6 hours, pouring the mixture out of the ball mill jar, and subjecting to a solid-liquid separation by a centrifugation, and then washing a solid product with deionized water for 3-6 times, and removing water from the solid product, to obtain the polydopamine-modified montmorillonite nanomaterial.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: February 22, 2022
    Assignee: Changsha University of Science & Technology
    Inventors: Bo Liang, Kai Shi, Jianlong Zheng
  • Patent number: 11247904
    Abstract: Provided are a scroll preparing method using a two-dimensional material and a scroll prepared thereby. The scroll preparing method comprises preparing a two-dimensional material. The two-dimensional material is scrolled by providing an amphiphilic substance having a hydrophilic portion and a hydrophobic portion on the two-dimensional material. As a result, a scroll composite including the amphiphilic substance disposed inside a scroll structure is formed.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: February 15, 2022
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Donghack Suh, Dayoung Hwang
  • Patent number: 11248087
    Abstract: A type of cationic dyeable polyester fiber and preparing method thereof are disclosed. The preparing method is to manufacture a fiber from a cationic modified polyester through a fully drawn yarn (FDY) process, wherein the cationic modified polyester is composed of terephthalic acid segments, ethylene glycol segments, sodium salt of diethylene ester of 5-sulfoisophthalic acid segments and tert-butyl branched diol segments and a molecular formula of tert-butyl branched diol is as following: The cationic modified polyester is further dispersed with a high temperature calcined solid heteropolyacid. A final fiber has a dye uptake of 87.8-92.2% and a K/S value of 23.27-25.67 when dyed at 120° C., as well as an intrinsic viscosity drop of 13-17% when stored at 25° C. and R.H. 65% for 60 months.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: February 15, 2022
    Assignee: JIANGSU HENGLI CHEMICAL FIBRE CO., LTD.
    Inventors: Lili Wang, Xiaoyu Wang, Fangming Tang
  • Patent number: 11242433
    Abstract: A solid-liquid separation device includes a kettle body, a piston, a stirrer, a separation plate having filtration pores, and a filtration mesh. The kettle body is hollow along an axial direction to form a chamber body. The separation plate is fitly installed in the chamber body, and divides the chamber body into a washing chamber and a draining chamber. The piston and the stirrer are fitly disposed in the washing chamber. The filtration mesh is attached on a side of the separation plate to cover the filtration pores. The kettle body is further provided with a feed inlet, a water inlet, a material outlet, and a liquid outlet. The feed inlet and material outlet are communicated with the washing chamber, and the water inlet and the liquid outlet are communicated with the draining chamber. The method includes the following steps: feeding, solid-liquid separation, washing, and material discharge.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: February 8, 2022
    Assignee: GUANGZHOU INSTITUTE OF ENERGY CONVERSION, ACADEMY OF SCIENCES
    Inventors: Wen Wang, Xinshu Zhuang, Xuesong Tan, Qiong Wang, Qiang Yu, Wei Qi, Zhongming Wang
  • Patent number: 11236119
    Abstract: A lignin derivative including a unit of general formula (I): in which R1, R2, R3 and R4, which may be identical or different, each represent a hydrogen atom, a methoxy group —OMe, a hydroxyl group, where appropriate protected by a protective group of a hydroxyl function, or a unit R5 represents a hydrogen atom, a protective group of a hydroxyl function or a unit; A represents an oxygen atom, a sulfur atom, an —NH group or an —NR? group; and R?1, R?2, R?3 and R?4 each represent a hydrogen atom or a substituent not including a mesomeric-effect electron-withdrawing group conjugated to the aromatic ring, a substituent from R?1, R?2, R?3 and R?4 representing the covalent bond with the benzylic carbon.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: February 1, 2022
    Assignees: INSTITUT NATIONAL DE RECHERCHE POUR L'AGRICULTURE, L'ALIMENTATION ET ENVIRONNEMENT, INSTITUT NATIONAL D'ENSEIGNEMENT SUPERIEUR POUR L'AGRICULTURE, L'ALIMENTATION ET L'ENVIRONNEMENT
    Inventors: Laurent Roumeas, Guillaume Billerach, Eric Dubreucq, Hélène Fulcrand
  • Patent number: 11232884
    Abstract: A method of manufacturing an electrical device includes providing a composition comprising a mixture of vegetable oil fatty acid esters as a dielectric fluid in an electrical apparatus. The mixture of castor oil fatty acid methyl esters can contain the methyl stearate in a mass content of 1 to 20% to total amount of the mixture, the methyl oleate in a mass content of 1 to 90% to total amount of the mixture, the methyl linoleate in a mass content of 1 to 80% to total amount of the mixture, the methyl palmitate in a mass content of 1 to 50% to total amount of the mixture, the methyl ricinoleate in a mass content of 0 to 4% to total amount of the mixture, and the 10-undecylenic acid in a mass content of 0 to 1%.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: January 25, 2022
    Assignee: Arkema France
    Inventors: Stéphanie Lebrun, Frédéric Mandon, Romain Lenoir
  • Patent number: 11230635
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one impact modifier and optionally at least one plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass frames, automotive parts, and toys are also provided.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: January 25, 2022
    Assignee: Eastman Chemical Company
    Inventors: Wenlai Feng, Thomas Joseph Pecorini, Michael Eugene Donelson, Haining An
  • Patent number: 11225633
    Abstract: A treatment liquid is a treatment liquid for a semiconductor device, containing a fluorine-containing compound, a corrosion inhibitor, and calcium, in which the mass content ratio of the calcium to the fluorine-containing compound in the treatment liquid is 1.0×10?10 to 1.0×10?4.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: January 18, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Tetsuya Kamimura, Tomonori Takahashi
  • Patent number: 11220446
    Abstract: An acidic water-based process was developed for the synthesis of anionic lignin copolymers with adjustable MW, thermal stability and solubility in water. The anionic lignin copolymer described herein comprises: a molecular weight of 5,000 to 7.4×105 g/mol; and a charge density of ?1 to ?7.2 meq/g. The anionic lignin copolymers described herein which have a molecular weight range of 000-50,000 g/mol can be used as dispersants of negatively charged molecules or particles in numerous process or wastewater streams (e.g. concrete admixtures, gypsum slurries, textile dye) while such copolymers in a molecular weight range of 90,000-740,000 g/mole can be used as flocculants of positively charged molecules or particles in numerous process and wastewater streams including industrial and municipal systems and sludge dewatering in the textile dye, pulp & paper, mining and oil industries.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: January 11, 2022
    Assignee: FPInnovations
    Inventors: Pedram Fatehi, Fangong Kong, Shoujuan Wang, Jacquelyn Price, Michael Paleologou
  • Patent number: 11220580
    Abstract: Disclosed herein a method for preparing a bio-filler for a plastic from woods and a bio-filler for a plastic prepared thereby.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: January 11, 2022
    Assignee: LIGNUM INC.
    Inventor: Sang-Hyun Lee
  • Patent number: 11214674
    Abstract: The application discloses a high-whiteness MGO substrate, a preparation method thereof and a decorative board having the substrate. The high-whiteness MGO substrate includes a surface layer and a substrate, wherein the substrate is prepared from a forming agent, a lightweight filler, a modifier and water in parts by mass as follows: 40-49 parts of light burned magnesium oxide powder, 18-25 parts of magnesium sulfate heptahydrate, 16-25 parts of a polyvinyl alcohol solution, 16-20 parts of a plant powder, and 0.5-2 parts of a modifier; the modifier being obtained by mixing citric acid, phosphoric acid, and sodium sulfate in a mass ratio of 10:3:6.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: January 4, 2022
    Assignee: JIANGSU LANGYUE NEW MATERIALS TECHNOLOGY CO., LTD.
    Inventor: Guoping Li
  • Patent number: 11198776
    Abstract: Provided is a resin composition containing: a cellulose acylate (A); a thermoplastic elastomer (B); and a fiber (C).
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: December 14, 2021
    Assignee: Eastman Chemical Company
    Inventors: Ryo Tanaka, Kana Miyazaki, Kenji Yao