Patents Assigned to SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGY
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Patent number: 11957712Abstract: An application of a hydrogel in the preparation of products for the treatment of bacterial infection is disclosed. Ferrous ion was used in the antibacterial activity test of Staphylococcus aureus and showed a strong bactericidal effect, which the survival rate of Staphylococcus aureus is less than 0.001%, as well as the survival rate of methicillin-resistant Staphylococcus aureus (MRSA) was less than 0.01%. Ferrous ion hydrogel was used for the treatment of keratitis and skin wound infection. Ferrous ion hydrogel for the treatment of keratitis and skin wound infection, which can significantly reduce the risk of pulmonary MRSA infection, prevented the dissimilation of MRSA to the lung, and alleviated systemic inflammation in the body in a timely and effective manner, revealing the therapeutic potential of ferrous compounds for treatment of Staphylococcus aureus infections, including MRSA.Type: GrantFiled: April 19, 2023Date of Patent: April 16, 2024Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Liangbin Hu, Haizhen Mo, Xiaohui Zhou, Hongbo Li, Dan Xu, Zhenbin Liu, Zhen Wang
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Patent number: 11885071Abstract: An aramid-mica composite insulating nanopaper and a preparation method thereof are disclosed. A mixture of mica and urea is subjected to a solid-phase ball milling, to obtain nano mica modified with amino groups on the surface, which is then assembled with the aramid nanofiber by stepwise suction filtration according to the present disclosure, to form an ordered nanopaper, thereby obtaining an aramid-mica composite insulating nanopaper with ultra-high insulation performances.Type: GrantFiled: June 24, 2021Date of Patent: January 30, 2024Assignee: Shaanxi University of Science & TechnologyInventors: Zhaoqing Lu, Fengfeng Jia, Songfeng E, Li Hua
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Patent number: 11879177Abstract: The present disclosure relates to a self-supporting electrocatalytic material and a preparation method thereof, the self-supporting electrocatalytic material is a Cu2O/WO3/CF self-supporting electrocatalytic material. The Cu2O/WO3/CF self-supporting electrocatalytic material comprises: a foamed copper substrate, and Cu2O and WO3 grown in situ on the foamed copper substrate.Type: GrantFiled: October 15, 2021Date of Patent: January 23, 2024Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
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Patent number: 11879175Abstract: The present disclosure relates to a W18O49/COO/CoWO4/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/CoWO4/NF self-supporting electrocatalytic material comprising: a foamed nickel substrate and a W18O49/CoO/CoWO4 composite material formed in-situ on a foamed nickel substrate. Preferably, the W18O49/CoO/CoWO4 composite material is CoO/CoWO4 composite nanosheets and W18O49 nanowires distributed among the CoO/CoWO4 composite nanosheets.Type: GrantFiled: October 15, 2021Date of Patent: January 23, 2024Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
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Patent number: 11872202Abstract: A pleuromutilin cinnamic acid ester compound with activities against antibiotic-resistant infections having the following formula (I) R1, R2, R3, R4 and R5 are independently hydrogen, halogen, nitro, cyano, methoxy, trifluoromethyl, benzyloxy, aryl or dimethylamino.Type: GrantFiled: March 15, 2022Date of Patent: January 16, 2024Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Chengyuan Liang, Xiuding Yang, Liang Xin, Juan Xia, Yuqing Zhao, Jie Zhang, Lei Tian, Jingyi Li, Shaojun Zhang, Qianqian Zhao
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Patent number: 11859294Abstract: The present disclosure relates to a W18O49/CoO/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/NF self-supporting electrocatalytic material comprises: a foamed nickel substrate, and a W18O49/CoO composite nano material generated on the foamed nickel substrate in situ; preferably, wherein the W18O49/CoO composite nano material comprises CoO nanosheets attached directly to the foamed nickel substrate, and W18O49 nanowires attached to the nanosheets.Type: GrantFiled: October 15, 2021Date of Patent: January 2, 2024Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
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Patent number: 11844367Abstract: A vacuum steam blancher using a full-automatic conveyor belt includes a blanching chamber, a pressure casing, a second vacuum pipe; and an automatic control system. The automatic control system is configured to control a steam generation system, a vacuum system, a drainage system and a material conveyor. Steam is introduced to continuously blanch materials. The vacuum steam blancher has a simple structure and reasonable design, and is easily integrated with a production line. Compared to the existing vacuum pulsed blancher that is intermittent and semi-automatic, the vacuum steam blancher of the present application realizes continuous production to meet the needs of the industrialized production.Type: GrantFiled: August 13, 2020Date of Patent: December 19, 2023Assignee: Shaanxi University of Science & TechnologyInventors: Dong Wang, Yuming Lu, Yuejin Yuan, Jixian Dong, Chenzhao Ma, Jiahao Wen, Zeying Zhao, Yi Wang
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Patent number: 11839864Abstract: The invention discloses a humic acid type adsorption material as well as a preparation method and application thereof. The humic acid type adsorption material is prepared by taking carboxymethyl cellulose or salts thereof, humate and montmorillonite as raw materials and adding a monomer, a cross-linking agent and an initiator through aqueous solution polymerization. The synthesized porous material is great in specific surface area, can quickly get close to water molecules in water to form hydrogen bonds, and finally achieves the purpose of removing organic dye pollutants through electrostatic attraction effect with dye molecules. The humic acid type adsorption material is low in raw material price, is simple in synthesis process, and is green and environmentally friendly.Type: GrantFiled: July 26, 2021Date of Patent: December 12, 2023Assignee: Shaanxi University of Science & TechnologyInventors: Yuhua Niu, Xingxing Han, Liangxian Huang, Yonghui Sun, Jie Song, Xiaobin Zhu, Yangyang Wang, Xuan Zhao
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Patent number: 11834428Abstract: A method for preparing dihydromyricetin nanocrystals includes: uniformly dispersing dihydromyricetin in a good solvent to obtain a dihydromyricetin solution; uniformly dispersing a precipitator and a stabilizer in water to obtain a mixed solution, and then adding the dihydromyricetin solution into the mixed solution and mixing uniformly under a stirring condition to obtain a dihydromyricetin nanocrystal solution; and drying the dihydromyricetin nanocrystal solution to obtain the dihydromyricetin nanocrystals. The method for preparing the dihydromyricetin nanocrystals by an anti-solvent method is simple and easy to implement, low in cost, good in nanocrystal stability, small in organic solvent consumption, and safe and environment-friendly in preparation process.Type: GrantFiled: March 1, 2023Date of Patent: December 5, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Yang Kong, ChangZhao Wang, Bin Tian, Fang Lin, Zihao Li
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Publication number: 20230338418Abstract: An application of a hydrogel in the preparation of products for the treatment of bacterial infection is disclosed. Ferrous ion was used in the antibacterial activity test of Staphylococcus aureus and showed a strong bactericidal effect, which the survival rate of Staphylococcus aureus is less than 0.001%, as well as the survival rate of methicillin-resistant Staphylococcus aureus (MRSA) was less than 0.01%. Ferrous ion hydrogel was used for the treatment of keratitis and skin wound infection. Ferrous ion hydrogel for the treatment of keratitis and skin wound infection, which can significantly reduce the risk of pulmonary MRSA infection, prevented the dissimilation of MRSA to the lung, and alleviated systemic inflammation in the body in a timely and effective manner, revealing the therapeutic potential of ferrous compounds for treatment of Staphylococcus aureus infections, including MRSA.Type: ApplicationFiled: April 19, 2023Publication date: October 26, 2023Applicant: Shaanxi University of Science & TechnologyInventors: Liangbin HU, Haizhen MO, Xiaohui ZHOU, Hongbo LI, Dan XU, Zhenbin LIU, Zhen WANG
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Publication number: 20230287013Abstract: The embodiment of the present disclosure provides a method for preparing a boron dipyrromethene (BODIPY) derivative and an application of the BODIPY derivative. The method comprises: 1) taking BODIPY-1, diphenylacetylene, copper acetate monohydrate, anhydrous sodium carbonate, and metal catalyst, and dispersing the BODIPY-1, the diphenylacetylene, the copper acetate monohydrate, the anhydrous sodium carbonate, and the metal catalyst in an organic solvent for carrying out a cyclization reaction to obtain a cyclization product mixture; 2) rotary evaporating the cyclization product mixture to obtain a concentrated solution of a reaction system; 3) purifying the concentrated solution of the reaction system by a column chromatography, continuing to rotary evaporate a purified product, and then drying a product after the rotary evaporating to obtain a photocatalytic material BODIPY-2.Type: ApplicationFiled: November 14, 2022Publication date: September 14, 2023Applicant: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Taotao QIANG, Fei CHENG
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Patent number: 11744737Abstract: A skin audible watch for orientation identification includes a dial (1) and a strap (2). A plurality of sound collection modules (3) are arranged along a circumference of the dial (1), and the sound collection modules (3) are sequentially connected with a digital filter (4), an analog-to-digital converter (5), a single-chip microcomputer (6), and a row and column drive module (7); the single-chip microcomputer (6) is also connected with vibration motors (8) and a gyroscope (9); a number of the vibration motors corresponds to a number of orientations; the digital filter (4), analog-to-digital converter, single-chip microcomputer, row and column drive module, the vibration motors and the gyroscope are located inside the dial; the row and column drive module is connected with a current contact pin (12), and a free end of the current contact pin extends out of a surface of the vibration motors.Type: GrantFiled: December 17, 2021Date of Patent: September 5, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Yong Qi, Hongyan Chen, Linshan Yan, Ningzhan Zhang
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Patent number: 11746232Abstract: A method of preparing a vinyl collagen microsphere polyamide fiber composite material includes the following steps: step 1: modifying a collagen with methacrylic anhydride to obtain a vinyl collagen, then emulsifying and cross-linking the vinyl collagen to obtain vinyl collagen microspheres; step 2: treating a polyamide fiber substrate with formaldehyde to obtain a hydroxylated polyamide fiber substrate, treating the hydroxylated polyamide fiber with (3-mercaptopropyl)trimethoxysilane (MPS) to obtain a sulfhydrylated polyamide fiber substrate; and step 3: modifying the sulfhydrylated polyamide fiber substrate with the vinyl collagen microspheres to obtain the vinyl collagen microsphere polyamide fiber composite material.Type: GrantFiled: October 11, 2021Date of Patent: September 5, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Na Xu, Yanmei Xing, Xuechuan Wang
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Patent number: 11732370Abstract: The present invention relates to a core-shell Fe2P@C—Fe3C electrocatalyst and a preparation method and application thereof. The core-shell Fe2P@C—Fe3C electrocatalyst comprises a carbon nanotube as a matrix which is formed by a carbon layer with FeC3 nano-dots distributed therein, and Fe2P@C embedded in the carbon nanotube. The Fe2P@C has a core-shell structure and is formed by coating Fe2P with carbon.Type: GrantFiled: July 20, 2021Date of Patent: August 22, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Jianfeng Huang, Xiao Zhang, Liangliang Feng, Liyun Cao, Qianqian Liu, Shuainan Li, Danyang He
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Patent number: 11712457Abstract: A Syringa microphylla seed extract includes the following components by weight based on a total weight of the Syringa microphylla seed extract: 0.4944-0.7142 mg/g of echinacoside, 6.624-7.617 mg/g of oleuropein, 0.4276-0.6309 mg/g of verbascoside, 3.927-4.684 mg/g of syringin, and 4.505-5.250 mg/g of forsythiaside B. A method of preparing the Syringa microphylla seed extract is disclosed. A composition for treating antibiotic-resistant infections that includes the Syringa microphylla seed extract is also disclosed.Type: GrantFiled: February 11, 2021Date of Patent: August 1, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qianqian Zhao, Jialin Li, Dan Yang, Jingyi Li, Liang Xin, Chunyang Shi, Xiaolin Xie, Dezhu Zhang, Ruina Bian, Xingke Ju, Chengyuan Liang, Yanjun Li, Qiao Zeng
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Patent number: 11702307Abstract: A paper winding machine is provided. The paper winding machine includes a frame body, wherein a winding roller is installed on the frame body in a horizontal direction, two winding roller adjusting mechanisms are respectively installed at two ends of and inside the winding roller, one end of the winding roller is connected with one end of a first rotating shaft, the other end of the winding roller is connected with one end of a second rotating shaft, the other end of the first rotating shaft and the other end of the second rotating shaft are installed on the frame body via bearing seats respectively, a crank handle is provided at the other end of the first rotating shaft, and a through groove is formed in an outer wall of the winding roller and formed in a length direction of the winding roller.Type: GrantFiled: November 18, 2021Date of Patent: July 18, 2023Assignee: Shaanxi University of Science & TechnologyInventors: Dan Wang, Liyue Wu, Yanjun Li
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Patent number: 11702712Abstract: A cationic cyanuric chloride derivative tanning agent and a preparation method thereof are disclosed. The method includes: mixing 9.22-36.88 parts of cyanuric chloride, 21.35-100.31 parts of a solvent, and 7.12-33.44 parts of deionized water, all by mass, in an ice-water bath to obtain a mixture A; at a temperature of 0-5° C., adding 2.98-20.44 parts of a tertiary ammonia compound to the mixture A, and subjecting the resulting mixture to a reaction for 4-6 hours, during which its pH value is adjusted with an acid-binding agent solution to 6.0-7.0, to obtain a mixture B; filtering the mixture B, washing the filter cake, and vacuum drying for 4-6 h to obtain a solid C, and grinding to obtain the cationic cyanuric chloride derivative tanning agent.Type: GrantFiled: December 20, 2021Date of Patent: July 18, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Xihuai Qiang, Xuyang Wang, Chao Xie
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Patent number: 11673119Abstract: A method of forming a bismuth-based catalyst can include mixing an inorganic alkali compound, a bismuth source compound, a transition metal precursor, and a reducing agent in an aqueous solution to form a bismuth precursor liquid. The bismuth precursor liquid can be hydrothermally reacted at a conversion temperature for a conversion time to produce the bismuth-based catalyst.Type: GrantFiled: January 12, 2021Date of Patent: June 13, 2023Assignee: Shaanxi University of Science & TechnologyInventors: Chuanyi Wang, Qiuhui Zhu, Ting Gao
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Patent number: 11668016Abstract: The invention relates to an ultra-thin carbon-layer composite material modified by nickel nanoclusters and vanadium carbide particles, and its preparation method and application. The composite material comprises a two-dimensional ultra-thin carbon-layer as a matrix, in which nickel clusters and vanadium carbide nanoparticles are embedded to form coupling interfaces between Ni and C, VC and C, and Ni and VC. The thickness of the two-dimensional ultra-thin carbon-layer is less than 10 nm.Type: GrantFiled: July 20, 2021Date of Patent: June 6, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Jianfeng Huang, Qianqian Liu, Liangliang Feng, Liyun Cao, Kang Li
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Patent number: 11643482Abstract: A POSS modified polyacrylate fluorine-free waterproofing agent includes following components: 1-10 wt % of a functionalized POSS monomer, 2-20 wt % of methyl methacrylate, 3-26 wt % of butyl acrylate, 1-10 wt % of a long-chain acrylate monomer, 0.5-3.5 wt % of an initiator, 0.5-4 wt % of a reactive cationic emulsifier, and 50-80 wt % of deionized water. A method of preparing a POSS modified polyacrylate fluorine-free waterproofing agent is also disclosed.Type: GrantFiled: March 9, 2021Date of Patent: May 9, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jianhua Zhou, Lin Wang, Yan Li, Xiaoyu Chen