Abstract: The fire-escape composition is composed of two components, one consisting essentially of urea, diammonium hydrogen phosphate, ammonium hydrogen carbonate, sodium bicarbonate, fluorocarbon surfactant and water; the other consisting of tartaric acid, potassium citrate and potassium dihydrogen phosphate, wherein the two components are combined before usage. The fire-escaping system comprises the fire-escape composition and a container with a chamber, wherein the container is to be applied to a fire so as to deliver the composition.
Abstract: Disclosed is a process for coating onto a substrate, including preparing a precursor having a general formula Qm/nMOxFy by a reaction M(OH)x+yHF+m/nQ(OH)n?Qn+m/n(MOxFy)m?, wherein Q is an onium ion, selected from quaternary alkyl ammonium, quaternary alkyl phosphonium and trialkylsulfonium; M is a metal capable of forming an oxofluorometallate, where M may further comprise one or more additional metal, metalloid, and one or more of phosphorus (P), sulfur (S) and selenium (Se), iodine (I), and arsenic (As) or a combination thereof, and x>0, y>0, m?1, n?1; combining the precursor with a lithium ion source and with the substrate, and mixing to form a coating composition comprising a lithium oxofluorometallate having a general formula LimMOxFy on the substrate. Further disclosed is a core-shell electrode active material including a core capable of intercalating and deintercalating lithium coated with the lithium oxofluorometallate having the general formula LimMOxFy.
Abstract: A corrosion inhibitor composition, which includes (i) a date palm leaves extract, (ii) a benzimidazole compound having at least one a carbamate group, (iii) a pyridine compound, (iv) a thiourea compound, (v) a cinnamaldehyde compound, (vi) a metal iodide, (vii) urotropin, and (viii) a base fluid containing an alcohol and an organic acid. A method of inhibiting corrosion of metal during acid cleaning is also disclosed, whereby the metal is treated with an acidic treatment fluid containing 1 to 5 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.1 to 5 vol. % of the corrosion inhibitor composition, based on a total volume of the acidic treatment fluid.
Type:
Grant
Filed:
June 18, 2020
Date of Patent:
November 23, 2021
Assignees:
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Saline Water Conversion Corporation
Inventors:
Ime Bassey Obot, Abdelkader Meroufel, Ahmad A. Sorour, Ikenna B. Onyeachu, Saviour A. Umoren, Abdulrhaman Faleh Alenazi, Moses M. Solomon
Abstract: The present invention provides an oxygen selective adsorbent containing oxides of BaxSr(1?x)Mgy(CO3)(1+y) or BaxSr(1?x)CO3 particles, increasing transition oxygen partial pressure, and representing high thermal stability and excellent oxygen sorption cavity, by adding another metal such as Sr to Ba which is active element for oxygen adsorption, so as to be capable of desorbing oxygen under lower vacuum even at the same operating temperature than the existing oxygen selective adsorbent; and a preparation method thereof.
Type:
Grant
Filed:
May 15, 2018
Date of Patent:
November 9, 2021
Assignee:
KOREA INSTITUTE OF ENERGY RESEARCH
Inventors:
Jong-Ho Park, Taesung Jung, Hee-Tae Beum, Jong-Kee Park, Sang-Sup Han, Dong Woo Cho
Abstract: The present invention relates to a carbon dioxide absorbent used for absorbing carbon dioxide, a carbon dioxide absorbent composition used for producing the carbon dioxide absorbent, and a solid raw material for a carbon dioxide absorbent included in the carbon dioxide absorbent.
Type:
Grant
Filed:
November 18, 2016
Date of Patent:
November 9, 2021
Assignees:
KOREA ELECTRIC POWER CORPORATION, KOREA SOUTH-EAST POWER CO., LTD., KOREA MIDLAND POWER CO., LTD., KOREA SOUTH POWER CO., LTD., KOREA WESTERN POWER CO., LTD.
Inventors:
Joong Beom Lee, Tae Hyoung Eom, Hyun Geun Jo, Jeom In Baek, Ui Sik Kim
Abstract: Disclosed are azeotropic or azeotrope-like compositions containing Z-1,1,1,4,4,4-hexafluoro-2-butene and methyl perfluoropropyl ether. Also disclosed is process of using the azeotropic or azeotrope-like composition as blowing agents for preparing a thermoplastic or thermoset foam. Also disclosed is a process of using the azeotropic or azeotrope-like composition as a refrigerant for producing cooling or heating. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as solvents. Also disclosed is a process of using the azeotropic or azeotrope-like composition as propellants for producing an aerosol. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as heat transfer media. Also disclosed is a process of extinguishing or suppressing a fire by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as dielectrics.
Abstract: A composite material for gas capture, notably CO2 capture and storage. The composite material includes a mixture of a solid or liquid reactive filler and a gas-permeable polymer such that the reactive filler forms micron-scale domains in the polymer matrix.
Type:
Grant
Filed:
April 10, 2019
Date of Patent:
October 19, 2021
Assignee:
Lawrence Livermore National Security, LLC
Inventors:
Du T. Nguyen, Roger D. Aines, Sarah E. Baker, William L. Bourcier, Eric B. Duoss, James S. Oakdale, Megan M. Smith, William L. Smith, Joshuah K. Stolaroff, Congwang Ye
Abstract: Methods and compositions for suppressing fugitive dust are provided herein. To suppress fugitive dust, particulate materials, dust and or substrates can be treated with a mixture having a hydrophobizing agent and an oil. The hydrophobizing agent can be an organo- or halosilane, a tallow alkylamine, an amine-functionalized polysiloxane, or an amine-functionalized hydrophobic polymer.
Type:
Grant
Filed:
December 22, 2017
Date of Patent:
September 28, 2021
Assignee:
Trican Well Service Ltd.
Inventors:
Kewei Zhang, Bill O'Neil, Chuanzhong Wang, Weibing Lu, Harvey Quintero, Grant Farion
Abstract: Methods and compositions for biofilm remediation are disclosed. Biofilm is reduced and removed from soiled surfaces by providing to a surface in need an effective amount of a composition comprising a biocidal surfactant and at least one organic solvent. According to the invention, the biofilm remediation compositions reduce and remove biofilm formation by administering a one-step cleaner and disinfectant. The biofilm remediation compositions are stable and effective in concentrated and diluted ready-to-use formulations comprising an anionic sulfated or sulfonated surfactant that is not an organocarboxylic acid, a sparingly soluble organic solvent and optionally a soluble organic solvent.
Type:
Grant
Filed:
November 20, 2019
Date of Patent:
September 21, 2021
Assignee:
Ecolab USA Inc.
Inventors:
Gregory G. Griese, Mark Levitt, Richard K. Staub, Stefanie Gilbreth
Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni1/2 Mn1/2)yCox)1?k Ak)1+aO2, wherein x+y+z=1, 0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.03?a?0.35, wherein the precursor has a crystalline size L expressed in nm, with 15?L?36. Also a method is described for manufacturing a positive electrode material having a general formula Li1+a?M?1?a?O2, with M?=(Niz(Ni1/2 Mn1/2)yCOx)1?k Ak, wherein x+y+z=1.0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.01?a??0.10, by sintering the lithium deficient precursor powder mixed with either one of LiOH, LiOH.H2O, in an oxidizing atmosphere at a temperature between 800 and 1000° C., for a time between 6 and 36 hrs.
Type:
Grant
Filed:
February 14, 2018
Date of Patent:
September 7, 2021
Assignees:
Umicore, Umicore Korea Ltd.
Inventors:
Areum Park, JiHye Kim, Song-Yi Han, Jens Martin Paulsen, Kyung-Tae Lee, Randy De Palma
Abstract: Antifreezes are provided for deployment in wet sprinkler systems located in cold environments. The antifreezes allow for the wet sprinkler system to be actuated under temperatures below 32° F. Wet sprinklers, sprinkler systems, methods of providing for the control, suppression and/or extinguishment of a fire that occur in a cold environment, and methods of preventing wet sprinklers from freezing also are provided. The sprinklers, sprinkler systems and methods can be used in residential, commercial and storage settings.
Type:
Grant
Filed:
May 30, 2018
Date of Patent:
September 7, 2021
Assignee:
Tyco Fire Products LP
Inventors:
Hayden Erik Hernandez, Jeremy Tyler Cogswell, Sean E. Cutting, Jacob Gelinas
Abstract: Provided is a method for producing a positive electrode active material for nonaqueous electrolyte secondary batteries, including: a water-washing step of mixing, with water, Li—Ni composite oxide particles represented by the formula: LizNi1-x-yCoxMyO2 and composed of primary particles and secondary particles formed by aggregation of the primary particles to water-wash it, and performing solid-liquid separation to obtain a washed cake; a mixing step of mixing a W compound powder free from Li with the washed cake to obtain a W-containing mixture; and a heat treatment step of heating the W-containing mixture, the heat treatment step including: a first heat treatment step of heating the W-containing mixture to disperse W on the surface of the primary particles; and subsequently, a second heat treatment step of heating it at a higher temperature than in the first heat treatment step to form a lithium tungstate compound on the surface of the primary particles.
Type:
Grant
Filed:
October 23, 2019
Date of Patent:
August 31, 2021
Inventors:
Kentaro Kondo, Jun Yokoyama, Yuki Furuichi, Tetsufumi Komukai
Abstract: Disclosed are fire extinguishants comprising from about 20% to about 80% by weight of 1-chloro-3,3,3-trifluoropropene (HFO-1233zd) and from about 20% to about 80% by weight of 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone (FK5-1-12), and to methods, systems and containers which use the fire extinguishants.
Type:
Grant
Filed:
October 8, 2019
Date of Patent:
August 10, 2021
Assignee:
HONEYWELL INTERNATIONAL INC.
Inventors:
Robert Gerard Richard, Rajiv Ratna Singh, Ryan Hulse
Abstract: A method of proportioning a finished foam at or near a hazard comprising proportioning and delivering a first finished foam to the hazard, determining if the first finished foam extinguishes or suppresses the hazard, if not, selecting an amount of a fluorinated additive, and proportioning a foam solution including the selected amount of the fluorinated additive to form a fluorinated finished foam. A foam injection system is also disclosed.
Type:
Grant
Filed:
May 13, 2019
Date of Patent:
July 20, 2021
Assignee:
Tyco Fire Products LP
Inventors:
Eric LaVergne, John D. Morrison, John P. Libal, Brent Gaspard, Adam Staszak
Abstract: Methods of forming composite materials, composite materials, and articles. The composite materials may include electromagnetic shielding materials. The methods may include providing a mixture of ultra-high temperature ceramic particles and a liquid preceramic precursor, curing the mixture to form a solid mixture, forming particles of the solid mixture, and pressing the particles into a mold.
Type:
Grant
Filed:
February 19, 2019
Date of Patent:
July 20, 2021
Assignee:
The Florida State University Research Foundation, Inc.
Abstract: A method for wetting and/or conditioning soil comprises applying a soil treatment composition containing hydrolysed protein to the soil. The soil treatment composition preferably contains a surfactant selected from ethylene oxide-propylene oxide (EO/PO) block copolymer and/or an alkyl polyglycoside. The soil treatment composition may also contain an additional alkoxylate surfactant.
Abstract: A continuous process for producing a material of a battery cell using a system having a mist generator, a drying chamber, one or more gas-solid separators and a reactor is provided. A mist generated from a liquid mixture of two or more metal precursor compounds in desired ratio is dried inside the drying chamber. Heated air or gas is served as the gas source for forming various gas-solid mixtures and as the energy source for reactions inside the drying chamber and the reactor. One or more gas-solid separators are used in the system to separate gas-solid mixtures from the drying chamber into solid particles mixed with the metal precursor compounds and continuously deliver the solid particles into the reactor for further reaction to obtain final solid material particles with desired crystal structure, particle size, and morphology.
Abstract: Aqueous emulsion comprising: —25-70 wt % organic peroxide, based on the weight of the emulsion, —a cyclohexane dicarboxylate ester, and —water. This emulsion is storage stable and can be used for the production of polymers, in particular PVC, that come into contact with food products.
Type:
Grant
Filed:
March 14, 2017
Date of Patent:
July 13, 2021
Assignee:
NOURYON CHEMICALS INTERNATIONAL B.V.
Inventors:
René Gerritsen, Richard Hermannes Johannes Hekkert, Ester Elisabeth Antonia Keijzer
Abstract: 2-substituted benzimidazoles and methods of preparing the same are disclosed. The compositions may include a compound or salt thereof, an acid, and a polar aprotic solvent. The compositions may be used to inhibit corrosion of a metal surface in contact with an aqueous system, and provide enhanced protection against corrosion of metals in the aqueous system.
Type:
Grant
Filed:
November 9, 2018
Date of Patent:
July 6, 2021
Assignee:
ECOLAB USA INC.
Inventors:
Pradeep Cheruku, Suresh R. Sriram, James Joseph Michels
Abstract: Provided is a composition for a non-aqueous secondary battery functional layer that inhibits cissing in thin film application and enables formation of a functional layer that does not excessively increase the amount of metal deposited on an electrode during secondary battery charging. The composition for a functional layer contains organic particles, a binder, a wetting agent, and water. Content of the wetting agent is more than 1 part by mass and not more than 5 parts by mass per 100 parts by mass of the organic particles.