Patents Assigned to NINGBO INSTITUTE OF MATERIAL TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCE
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Publication number: 20220364220Abstract: The preparation method for a nano composite coating having a shell-simulated multi-arch structure includes: constructing a discontinuous metal seed layer using a vacuum plating technology; and inducing the deposition of a continuous multi-arch structure layer utilizing the discontinuous metal seed layer, thereby realizing the controllable orientated growth of the nano composite coating having the shell-simulated multi-arch structure.Type: ApplicationFiled: July 13, 2020Publication date: November 17, 2022Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Liping WANG, Minpeng DONG, Jinlong LI
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Patent number: 11499080Abstract: This application describes a thermal interface material, and preparation and application thereof. Specifically, a thermal interface material is described. The thermal interface material is obtained by bending and folding, optional horizontal pressing and optional high-temperature treatment of a laminated structure. Two-dimensional high-thermal-conductivity nano-plates on the upper surface and the lower surface of the thermal interface material have a horizontal stack structure. Two-dimensional high-thermal-conductivity nano-sheets located between the upper surface and the lower surface of the thermal interface material have both a vertical stack structure and a curved stack structure. Also described are a preparation method and application of the thermal interface material.Type: GrantFiled: May 8, 2018Date of Patent: November 15, 2022Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING CHINESE ACADEMY OF SCIENCESInventors: Wen Dai, Zhengde Lin, Nan Jiang, Jinhong Yu, Dan Dai, Hao Hou
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Publication number: 20220355276Abstract: A Raney copper catalyst, a preparation method and use thereof are provided. The Raney copper catalyst includes aluminum, copper and a metal promoter, wherein the metal promoter comprises a combination of one or more of Ni, Fe, Mo, Co, Ag, Pd, Pt, Au and other elements. The preparation method includes performing high-temperature melting on a mixture containing a copper/aluminum alloy and the metal promoter to obtain a mixed metal cured compound, then smashing the mixed metal cured compound to obtain a catalyst precursor, and subsequently activating to obtain the Raney copper catalyst. The Raney copper catalyst exhibits a capability on hydrogenation reaction based on synergistic effects between metal copper and different promoter metals. Compared with the Raney copper catalyst without metal promoters, when used for preparing 1,3-propanediol through hydrogenation of 3-hydroxypropionaldehyde aqueous solution, the Raney copper catalyst is higher in activity and better in stability.Type: ApplicationFiled: November 11, 2020Publication date: November 10, 2022Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Bin LI, Bo YAN, Hongfeng YIN, Jie ZHANG, Shenghu ZHOU
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Publication number: 20220349070Abstract: A method for producing 2,5-furandicarboxylic acid (FDCA) by electrocatalytic oxidation of 5-hydroxymethylfurfural (HMF) is provided, where the catalytic oxidation is conducted using an electrolytic cell; the electrolytic cell is a three-electrode electrolytic cell or a two-electrode electrolytic cell; an anode used is a monolithic electrode; the monolithic electrode includes a carrier and a catalytically active substance loaded on the carrier; and the catalytically active substance includes cobaltosic oxide particle-encapsulated nitrogen-doped carbon nanowires. The method has high activity and high selectivity, and the anodic catalyst is highly tolerant to HMF.Type: ApplicationFiled: June 10, 2020Publication date: November 3, 2022Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Chunlin CHEN, Zhenqiang ZHOU, Jian ZHANG
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Publication number: 20220347667Abstract: A precious metal-supported eggshell catalyst with a preparation method and an application are provided. The precious metal-supported eggshell catalyst includes a carrier, a precious metal and a promoter. As an active component, the precious metal and the promoter are evenly distributed on surface of the carrier, wherein the promoter includes one or more than two of a precious metal, an alkaline earth metal, a transition metal lanthanide series metal, an actinium series metal and/or a metal oxide thereof. With a highly utilization of the precious metal, the precious metal-supported eggshell catalyst showed high conversion, good selectivity and excellent stability, and the precious metal-supported eggshell catalyst is used more than 300 hours with no obvious loss of activity in preparing 1,3-propanediol through hydrogenation of 3-hydroxypropionaldehyde aqueous solution. Furthermore, with large particles the precious metal-supported eggshell catalyst is easily separated from reaction products.Type: ApplicationFiled: November 11, 2020Publication date: November 3, 2022Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Hongfeng YIN, Bin LI, Bo YAN, Jie ZHANG, Shenghu ZHOU
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Publication number: 20220341023Abstract: The tantalum-doped molybdenum disulfide/tungsten disulfide (MoS2/WS2) multi-layer film includes a titanium transition layer, a titanium/tantalum/molybdenum disulfide/tungsten disulfide (Ti/Ta/MoS2/WS2) multi-layer gradient transition layer, and a tantalum-doped MoS2/WS2 multi-layer layer which are successively laminated in a thickness direction. The preparation method includes: successively depositing the titanium transition layer, the Ti/Ta/MoS2/WS2 multi-layer gradient transition layer, and the tantalum-doped MoS2/WS2 multi-layer layer on the surface of a matrix by adopting a magnetron sputtering technology to obtain the tantalum-doped MoS2/WS2 multi-layer film.Type: ApplicationFiled: October 26, 2020Publication date: October 27, 2022Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Liping WANG, Jibin PU, Haixin WANG, Chun ZENG, Qunji XUE
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Patent number: 11377729Abstract: Disclosed is a post-processing method for improving anti-wear and friction-reducing properties of a CrN coating. According to the method, the CrN coating is subjected to a thermal cycling treatment in a temperature range of ?20° C. to 60° C. under a humidity environment of 60%-80% R.H. The post-processing method can substantially improve the anti-wear and friction-reducing properties of the CrN coating, so that friction pair parts deposited with the coating achieve a stable operation for a long time.Type: GrantFiled: December 20, 2018Date of Patent: July 5, 2022Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Yongxin Wang, Zechao Li, Jingwen Zhang, Zhixiang Zeng, Jinlong Li, Xia Lu, Liping Wang
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Patent number: 11359276Abstract: A self-supporting ultra-fine nanocrystalline diamond thick film, the thickness being 100-3000 microns, wherein 1 nanometer?diamond grain size?20 nanometers. A method for using chemical vapor deposition to grow ultra-fine nanocrystalline diamond on a silicon substrate, and separating the silicon substrate and the diamond to acquire the self-supporting ultra-fine nanocrystalline diamond thick film. The chemical vapor deposition method is simple and effective, and prepares a high-quality ultra-fine nanocrystalline diamond thick film.Type: GrantFiled: April 18, 2018Date of Patent: June 14, 2022Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Nan Jiang, He Li, Bo Wang, Jian Yi, Yang Cao
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Patent number: 11352888Abstract: A turbine blade having a gas film cooling structure with a composite irregular groove. The turbine blade has a hollow structure, and a plurality of first grooves which are recessed grooves are provided on an outer surface thereof. A plurality of discrete holes A extending to an inner surface of the turbine blade are provided at the groove bottom of each first groove. The first groove is an irregular groove, and includes at least two portions in a depth direction. A portion having a depth H1 from the groove bottom of the first groove is a first portion, and the rest thereof is a second portion. At least one side surface of the second portion is formed by expanding in lateral direction from a corresponding side surface of the first portion.Type: GrantFiled: December 28, 2018Date of Patent: June 7, 2022Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Wenwu Zhang, Chunhai Guo, Tianrun Zhang, Yufeng Wang
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Patent number: 11333661Abstract: A detection analyzer including a first sample input/output element, a second sample input/output element, a sample compartment, a vibration platform, a vibration generator, a data acquisition system, a laser converter, and a data display. The first sample input/output element and the second sample input/output element are each connected to the sample compartment; the vibration platform is located inside the sample compartment; the vibration generator is located outside the sample compartment, and the vibration platform is connected to the vibration generator; the data acquisition system is located outside the sample compartment, and is connected to the vibration platform; and the data display is connected to the data acquisition system.Type: GrantFiled: January 9, 2018Date of Patent: May 17, 2022Assignees: CIXI INSTITUTE OF BIOMEDICAL ENGINEERING NINGBO INSTITUTE OF INDUSTRIAL TECHNOLOGY, CHINESE ACADEMY OF SCIENCES, NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Fang Yang, Aiguo Wu
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Patent number: 11335482Abstract: The present disclosure discloses a high-temperature-stability permanent magnet material and an application thereof. The microstructure of the permanent magnet material comprises a first magnetic phase and a second magnetic phase; the first magnetic phase is a magnetic phase with uniaxial anisotropy, and the second magnetic phase is a magnetic phase with spin reorientation transition; and the first magnetic phase and the second magnetic phase are isolated from each other; and the absolute value of the temperature coefficient of saturation magnetization intensity of the first magnetic phase is less than 0.02%/° C. By means of the permanent magnet material comprising the first magnetic phase and the second magnetic phase, a positive temperature coefficient of coercivity can be obtained, so that obtaining a low temperature coefficient of coercivity can be targeted, regular and universal.Type: GrantFiled: September 6, 2019Date of Patent: May 17, 2022Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Lei Liu, Zhuang Liu, Aru Yan, Xin Zhang, Yingli Sun, Dong Li
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Patent number: 11219968Abstract: A laser processing head (100) comprises a first-level nozzle (110) and a second-level nozzle (120) that communicate with each other, wherein the second-level nozzle (120) is arranged downstream of the first-level nozzle (110); an inner diameter of the second-level nozzle (120) gradually decreases in a laser transmission direction, and minimum inner diameter of the first-level nozzle (110) is larger than the inner diameter of a tail end of the second-level nozzle (120). The laser processing head (100) solves the contradiction between high energy density laser and the system reliability through gradual coupling. Also provided are a laser processing system and a laser processing method.Type: GrantFiled: September 30, 2015Date of Patent: January 11, 2022Assignee: Ningbo Institute of Materials Technology & Engineering, Chinese Academy of SciencesInventors: Wenwu Zhang, Tianrun Zhang, Chunhai Guo, Yang Yang
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Patent number: 11203798Abstract: A laser shock peening apparatus for the surface of a workpiece, said apparatus comprising a resonant cavity. When said apparatus is used to conduct laser shock peening, because of the presence of the resonant cavity, shock waves that would typically escape outward may instead be utilized, and composite shock waves may be formed as a result of the wave reflection and convergence effects of the resonant cavity. Said waves can then be used on the surface of a workpiece twice or multiple times, thereby greatly increasing energy utilization rates. In addition, a fluid-based confinement layer is limited to the inside of the resonant cavity and has a fixed shape, thereby effectively solving the problems of the poor stability of a fluid-based confinement layer and the difficulty with controlling the thickness of such a confinement layer.Type: GrantFiled: May 9, 2019Date of Patent: December 21, 2021Assignee: Ningbo Institute of Materials Technology & Engineering, Chinese Academy of SciencesInventor: Wenwu Zhang
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Publication number: 20210333444Abstract: A light absorption film. The light absorption film is a titanium-aluminum-nitride film, including a bottom layer and an outer layer; the bottom layer has a nano-layered structure, the outer layer has a columnar crystal structure, and the top of the columnar crystal structure is a conical surface; within a light wavelength range of 200 nm to 2500 nm, the light absorption film has an average light absorption rate (?) of not less than 0.89. After adding an antireflection layer of TiAlON, TiO2 or SiO2 to the outer layer of the light absorption film, the average light absorption rate (?) is not less than 0.95 within the light wavelength range of 200 nm to 2500 nm. The light absorption film has advantages of such as a wide frequency range for light absorption, a high absorption rate, and stable physical and chemical properties of the film in adverse environments.Type: ApplicationFiled: August 21, 2018Publication date: October 28, 2021Applicant: Ningbo Institute of Materials Technology & Engineering, Chinese Academy of SciencesInventors: Zhenlun SONG, Abdul Ghafar WATTOO, Xuefeng DING, Lijing YANG, Bichang ZHENG, Jianjun JIANG, Fangqin HU
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LITHIUM-RICH OXIDE POSITIVE ELECTRODE MATERIAL, PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY
Publication number: 20210184212Abstract: A lithium-rich oxide positive electrode material. At least one unit lattice parameter (a, b, c) of the material decreases as the temperature increases at a temperature between 50 to 350 degrees. After treatment for 0.5 to 10 hours under the condition of 150 to 350° C., the degree of ordering of the material structure is increased, and the material has a higher discharge specific capacity and a higher discharge voltage when applied to a positive electrode of a lithium ion battery.Type: ApplicationFiled: January 3, 2018Publication date: June 17, 2021Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Bao QIU, Yonggao XIA, Zhaoping LIU -
Patent number: 11033868Abstract: A continuous flow catalytic reactor, an assembling method therefor and an application thereof includes a reaction vessel, a filler packaged in the reaction vessel and a charged catalytic component; the charged catalytic component is fixed to the filler under an action of a direct-current electric field. The continuous flow catalytic reactor may be applied to continuous flow reactions such as a monosaccharide epimerization reaction.Type: GrantFiled: September 29, 2018Date of Patent: June 15, 2021Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCEInventors: Yexin Zhang, Jian Zhang, Hui Chen, Jie Yang
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Patent number: 10978693Abstract: Provided in the present invention are a battery paste, a battery electrode plate, and a preparation method therefor, the battery electrode plate comprising a current collector and an electrode paste film attached to the current collector; the electrode paste film comprises an active substance, a conductive agent, a polymer binder, and fluorophosphate Compared to the prior art, by means of adjusting the components of the electrode paste film, prepared battery electrode plates of the present invention, particularly thick electrode plates, have excellent recycling performance and high rate charge and discharge performance; the preparation method is simple, easy to execute, and low cost, can incorporate existing production devices, and is suitable for use in industrial production; in addition, the battery electrode plate of the present invention contains fluorophosphate, which has a fire retardant effect and can improve the safety of lithium ion batteries MZ+[POxFy]Z??(I)Type: GrantFiled: August 26, 2016Date of Patent: April 13, 2021Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Hao Luo, Guanghua Yang, Zhaoping Liu
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Publication number: 20210062011Abstract: The present application discloses paint based on a graphene nano container and a self-repairing coating as well as a preparation method and application thereof. The paint comprises a first component comprising 20˜40 parts by weight of epoxy resin; a second component comprising 0.1˜2 parts by weight of corrosion inhibitor-loaded graphene nano container, 1 part by weight of diluent, 30˜60 parts by weight of epoxy curing agent, 1 part by weight of defoaming agent and 1 part by weight of flatting agent, wherein the corrosion inhibitor-loaded graphene nano container comprises graphene grafted with cyclodextrin and the corrosion inhibitor reversely binding to the cyclodextrin. The paint of the present application is simple in preparation process, green and environmental friendly in raw material, low in price and available, and meanwhile the self-repairing coating formed thereof is excellent in protection performance.Type: ApplicationFiled: August 16, 2018Publication date: March 4, 2021Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Liping WANG, aichao ZHAO, Chengbao LIU, Yuwei YE
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Publication number: 20200406211Abstract: A continuous flow catalytic reactor, an assembling method therefor and an application thereof includes a reaction vessel, a filler packaged in the reaction vessel and a charged catalytic component; the charged catalytic component is fixed to the filler under an action of a direct-current electric field. The continuous flow catalytic reactor may be applied to continuous flow reactions such as a monosaccharide epimerization reaction.Type: ApplicationFiled: September 29, 2018Publication date: December 31, 2020Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCEInventors: Yexin ZHANG, Jian ZHANG, Hui CHEN, Jie YANG
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Publication number: 20200407281Abstract: The disclosure provides an MAX phase material, a preparation method therefor, and application thereof. The molecular formula of the MAX phase material is represented as Mn+1(AzA?1?z)hXn, wherein M is selected from group IIIB, IVB, VB or VIB elements, A is selected from element Zn, Cu, Ni, Co, Fe or Mn, A? is selected from group IB, IIB, VIII, IVA, VA or VIA elements, X is selected from elements C and/or N, n is 1, 2, 3 or 4, 0<z?1, a unit cell of the MAX phase material is formed by alternately stacking Mn+1Xn units and (AzAzA?1?z)h layers of atoms, and h is the number of layers of the (AzAzA?1?z) layers of atoms located between the Mn+1Xn unit layers, and h is 1, 2 or 3.Type: ApplicationFiled: November 28, 2018Publication date: December 31, 2020Applicant: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCESInventors: Qing HUANG, Mian LI, Youbing LI, Xiaobing ZHOU, Kan LUO, Shiyu DU, Zhengren HUANG