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一种镍包覆石墨烯的制备方法及其在铝基复合材料中的应用

Resumen de: CN122441946A

本发明属于复合材料技术领域，公开了一种镍包覆石墨烯的制备方法及其在铝基复合材料中的应用，该制备方法通过对天然石墨预处理得到石墨烯纳米片，经氯化亚锡敏化、氯化镍 ‑ 硼氢化钠活化形成镍催化种子层，再在含六水合硫酸镍、柠檬酸钠、氯化铵和一水合次磷酸钠的镀液中化学镀，制得表面含 3‑10nm 连续镍壳层的镍包覆石墨烯。将其与铝硅镁合金粉末混合球磨，经350‑450℃低温反应生成Al3Ni相、600‑650℃高温热压致密化，得到铝基复合材料。该方法能有效调控Al‑C界面反应，抑制Al4C3生成，提升复合材料的力学性能和导电性能，适于规模化应用。

一种三重发射碳量子点及其制备方法和在尿酸快速检测中的应用

Resumen de: CN122444167A

本发明公开了一种三重发射碳量子点及其制备方法和在尿酸快速检测中的应用，所述碳量子点采用以下方法制备：（1）将对苯二胺、苹果酸和硝酸钆加入溶剂中，使所有原料全部溶解得到前驱液；（2）进行水热反应，反应结束后去除大颗粒杂质和小分子杂质，干燥得到所述碳量子点粉末；其中所述对苯二胺、苹果酸和硝酸钆的摩尔比为1~3：1：1~4。本发明的碳量子点具有三个独立的荧光发射峰，构建三通道比率传感体系，能够特异性识别尿酸并发生选择性荧光响应，抗干扰性好，检测灵敏度高，检测限低至0.054 μM，有效解决现有单发射CDs尿酸检测灵敏度不足、易受干扰的缺陷，同时显著提升了尿酸定量检测的灵敏度与准确性。

一种多孔碳-碳纳米管复合材料及其制备方法和应用

Resumen de: CN122444173A

本发明实施例涉及一种多孔碳‑碳纳米管复合材料及其制备方法和应用，制备方法包括：将可溶性模板溶于第一溶剂中，得到第一溶液；将可溶性碳源溶于第二溶剂中，得到第二溶液；将碳纳米管分散于第三溶剂中，得到浆料；将浆料和第二溶液加入第一溶液中，搅拌分散得到多孔碳‑碳纳米管前驱体浆料；对多孔碳‑碳纳米管前驱体浆料进行喷雾干燥处理，得到多孔碳‑碳纳米管前驱体粉体；在惰性气氛中，对多孔碳‑碳纳米管前驱体粉体进行热处理之后，经纯化、洗涤和干燥，得到多孔碳‑碳纳米管复合材料。该制备方法工艺过程简单，原料选择多样化，成本低，利于规模化生产。

一种黄芩素碳点及其制备方法与应用

Resumen de: CN122444168A

本发明属于纳米材料合成与神经科学技术领域，具体涉及一种黄芩素碳点及其制备方法与应用。本发明以黄芩素为主要碳源与含氮有机配体（生物素、谷胱甘肽或多巴胺盐酸盐）通过水热反应直接合成黄芩素碳点。所述黄芩素碳点能高效穿透血脑屏障，清除活性氧，抑制Aβ蛋白聚集。并能够通过EDC‑NHS法偶联转铁蛋白构建的靶向衍生物。本发明制得的黄芩素碳点及衍生物在制备预防和/或治疗阿尔茨海默病的药物中具有广阔的应用前景。

磁性金属纳米颗粒-碳纳米管复合吸波材料及制备方法

Resumen de: CN122441961A

本发明公开了一种磁性金属纳米颗粒‑碳纳米管复合吸波材料及制备方法。该方法首先将钴盐与2‑氨基吡嗪溶解于乙醇与水的混合液中，随后与四氰合镍酸盐的水溶液在室温下混合反应，经固液分离与恒温干燥，得到ZJU‑75前驱体粉末；最后，将所述ZJU‑75前驱体粉末置于焦耳加热设备中，在惰性气氛保护下进行超快瞬态高温热处理，使前驱体原位转化为磁性金属纳米颗粒‑碳纳米管复合吸波材料。本发明突破了传统制备工艺周期长、金属易团聚的瓶颈，利用超快焦耳热技术实现了前驱体的瞬间转化；所制备的复合材料具有极小的金属粒径和丰富的异质界面结构，展现出优异的综合吸波性能，在电磁干扰防护等领域具有广阔的应用前景。

氧化亚铜改性石墨烯气敏材料的制备方法和气敏元件的制备方法

Resumen de: CN122444175A

氧化亚铜改性石墨烯气敏材料的制备方法和气敏元件的制备方法，气敏材料的制备方法包括：制备本征石墨烯；将本征石墨烯与超纯水混合，质量比为1:1.9~1:2.1，超声分散制备得到石墨烯分散液；向石墨烯分散液中加入与超纯水同等体积的醋酸铜溶液，混合充分后在室温条件下进行搅拌，得到第一混合溶液；搅拌完成后，向第一混合溶液中逐滴加入和超纯水体积比为1.20:1~1.30:1的氢氧化钠溶液，超声后得到第二混合溶液；向第二混合溶液中加入和超纯水体积比1.45:1~1.55:1的葡萄糖溶液，得到第三混合溶液；将第三混合溶液移至高压反应釜中，在恒温条件下进行水热反应；将水热反应后的溶液冷却至室温，离心处理后将上层清液去除，留下离心沉淀，烘干得到氧化亚铜改性石墨烯气敏材料。

QUANTUM DOT MATERIAL, PREPARATION METHOD THEREFOR, AND LIGHT-EMISSION MATERIAL FILM

Resumen de: US20260209600A1

0000 Disclosed are a preparation method for a quantum dot, a preparation method therefor, and a light-emission material film. Controlling a dimension of a luminescent core of a core-shell quantum dot to be 10 nm to 20 nm may improve a blue light absorption rate and a light extraction efficiency during a light conversion process, such that an use amount of a quantum dot material in a device may be reduced, thereby saving a material cost. In addition, since the dimension of the luminescent core is larger than an exciton bohr diameter, a binding effect of excitons in a core is greatly improved, thus reducing a probability of excitons being quenched by interface defect states, and improving water-resistance and oxygen-resistance stability of the quantum dot material.

CORE-SHELL QUANTUM DOT AND PREPARATION METHOD THEREFOR AND QUANTUM DOT ELECTROLUMINESCENT DEVICE

Resumen de: US20260209599A1

A core-shell quantum dot and a preparation method therefor, and a quantum-dot electroluminescent device. The core-shell quantum dot includes a seed crystal, a core layer covering a surface of the seed crystal, and a shell layer covering the core layer. Compared with a core-shell quantum dot in the prior art, a seed crystal is introduced in the structure of a core-shell quantum dot, a core layer is first grown on the seed crystal, and then a shell layer covering the core layer is formed, such that the nucleation uniformity of the core layer is improved, and the luminous efficiency of the quantum dot is improved.

LIPID NANOPARTICLE COMPOSITION

Resumen de: US20260207731A1

The present disclosure relates to compositions of RNA encapsulated in lipid nanoparticles and methods of producing the same. The compositions can be used for delivery of mRNA to a subject. The lipid nanoparticles have improved properties for delivery of biologically active agents, such as RNA.

LIPID NANOPARTICLE COMPOSITION

Resumen de: US20260207730A1

0000 The present disclosure provides lipid nanoparticles having a sphere like structure, compositions comprising the lipid nanoparticles and methods for delivery of the agents. The lipid nanoparticles have improved properties for delivery of biologically active agents, such as RNA.

FUNCTIONALIZED CARBON NANOPARTICLES WITH SURFACTANT AND ANTI-PATHOGENIC PROPERTIES

Resumen de: WO2026153629A1

The invention relates to carbon nanoparticle derivatized with at least one substituent covalently bonded to a carbon atom of said carbon nanoparticle, the use of said nanoparticle, said carbon nanoparticle for use in the treatment or prevention of an infectious disease, an antimicrobial, cosmetic or coating composition comprising said carbon nanoparticle and an antimicrobial device comprising a polymer or resin that contains said nanoparticle.

METHOD OF FORMING SEMICONDUCTOR DEVICE WITH IMPLANTED NANOSHEETS

Resumen de: US20260214941A1

0000 A method of forming a semiconductor device includes forming a fin on a substrate, the fin comprising alternately stacked first semiconductor layers and second semiconductor layers, removing the first semiconductor layers to form a plurality of spaces each between adjacent two of the second semiconductor layers, implanting oxygen into the second semiconductor layers, and forming a gate structure wrapping around the second semiconductor layers.

MICROEMULSION DELIVERY SYSTEMS FOR ALCOHOL-SOLUBLE SPECIES INCLUDING NONDERIVATIZED HORMONES

Resumen de: AU2026205363A1

Microemulsions are described where hydrophobic liquid droplets are distributed in a continuous hydrophilic liquid phase. The described microemulsions may be thought of as modified oil-in-water (MOIW) microemulsions, where both the “oil” and “water” phases of the microemulsion are modified. The oil phase droplets of the MOIW microemulsion are modified with alcohol and can solubilize alcohol- soluble species, including nonderivatized hormones. The polar continuous “water” phase of the MOIW microemulsion is modified with a sugar or sugar alcohol. ul u l

MATERIALS CONTAINING CELLULOSE NANOFIBERS

Resumen de: US20260210042A1

A material containing cellulose nanofibres, the material comprising a gel material comprising cellulose nanofibres in an aqueous medium, the cellulose nanofibres having 10% or more by weight hemicellulose. The cellulose nanofibres have a diameter of less than 100 nm, or less than 50 nm, or less than 20 nm. The gel material can be used as an adhesive to make laminates or to make paper by dewatering the gel material.

SYSTEMS AND METHODS FOR SYNTHESIZING GRAPHENE-LIKE NANOMATERIALS USING ATMOSPHERIC BROWN'S GAS PLASMA

Resumen de: WO2026155751A1

Described herein are systems and methods for synthesizing graphene and graphene-like nanomaterials through plasma interaction with carbon-containing materials, including waste materials, such as recyclable byproducts from used tires (e.g., carbon black and plastic waste). An apparatus for producing graphene-like material comprises a plasma torch generated from Brown's gas and uses a process gas containing a carbon-based species subjected to ultra-high temperatures to induce thermal exfoliation. The exfoliated material undergoes ultra-rapid cooling in a liquid medium, facilitating further exfoliation and preventing reaggregation. The apparatus operates as a single-step, chemical-free system without the need for intercalates, solvents, or catalysts, and is designed to function at atmospheric pressure in oxidizing or non-oxidizing inert media. The system enables high-yield, scalable production of graphene and other nanomaterials, while being cost-effective and environmentally sustainable.

CARBON NANOTUBE DISPERSION COMPOSITION, COMPOSITE MATERIAL SLURRY, ELECTRODE FILM, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

Resumen de: US20260213205A1

Provided are a carbon nanotube dispersion composition and a non-aqueous electrolyte secondary battery by using an electrode composite material slurry and an electrode film using the composition. The carbon nanotube dispersion composition contains containing carbon nanotubes having an average outer diameter of 3 nm or less, a polymer component, and a solvent, in which the polymer component contains a polyvinylidene fluoride resin, which may have a substituent as a main component, and the carbon nanotube dispersion composition has a particle diameter D90 at 90% volume accumulation in the particle size distribution measured by laser diffraction method of 2.0 μm or more and less than 20.0 μm, and a pH of 7.5 or higher.

CATALYSTS FOR MANUFACTURING CARBON NANOTUBES

Resumen de: WO2025090158A2

A method for forming carbon nanotubes may include: volatilizing a metal alloy in a plasma to form an active catalyst; flowing the active catalyst and a carbon source into a floating catalyst chemical vapor deposition reactor; and pyrolyzing at least a portion of the carbon source on the active catalyst in a pyrolysis zone in the floating catalyst chemical vapor deposition reactor to form carbon nanotubes on the active catalyst.

FUNCTIONAL NANOPARTICLE PREMIX, PROCESS FOR OBTAINING SAME, PROCESS FOR MODIFYING MATERIAL PROPERTIES AND MATERIAL WITH MODIFIED PROPERTIES

Resumen de: EP4778882A1

0001 The present invention is in the field of Materials Engineering and Nanotechnology. More specifically, the invention discloses: a functional premix comprising nanoparticles and a carrier or compatibilizer; a process for obtaining the same; a process for modifying the properties of materials; and modified materials provided with improved properties. Surprisingly, the premix of the invention is useful for modifying properties of materials of different natures, such as polymers, metals, ceramic materials and/or composites of different materials. The premix of the invention provides several advantages in the transport, use, and incorporation of nanoparticles into different materials. In one embodiment, the invention provides notable modifications in the properties of polymers, breaking, in practice, with the previous concepts in this technical field. In another embodiment, the invention provides advantages when modifying the properties of metallic and/or ceramic materials.

PROCESS FOR THE MANAGEMENT AND VALORISATION OF ZERO-WASTE AGRO-INDUSTRIAL OLIVE OIL WASTE AND/OR BY-PRODUCTS WITHIN THE FRAMEWORK OF THE CIRCULAR BIOECONOMY

Resumen de: EP4778893A1

Process for the management and valorisation of zero-waste agro-industrial olive oil waste, within the framework of the circular bioeconomy. The process is divided into two main stages 1.-Phase prior to the anaerobic digester which consists of the following stages -Reception and storage of the alperujo (olive pomace) -Separation of pulp and stone -Horizontal 3-phase centrifugation - Hydrothermal carbonisation of the acidic aqueous effluent and 2.- Anaerobic digestion phase obtaining products including -Biomass (stone, pulp, pomace and olive marc/pomace) -Olive pomace oil -Metallic hydrochar and/or metallic biochar with carbon-encapsulated iron nanoparticles -Nutrient-rich liquid -Gases composed mainly of CO2 -Green energy in the form of biogas and/or biomethane -Digestate for use as organic amendment or fertiliser feedstock. This innovative process allows the full valorisation of olive residues, contributing to sustainability and efficiency in the olive oil industry.

POSITIVE ELECTRODE MATERIAL, PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE SHEET AND BATTERY

Resumen de: EP4779710A1

A positive electrode material and a preparation method thereof, a positive electrode sheet, and a battery are provided. The positive electrode material includes lithium manganese iron phosphate particles and a first shell layer and a second shell layer that sequentially coat surfaces of the lithium manganese iron phosphate particles. A material of the first shell layer includes nano-sized SiO₂ particles, and a material of the second shell layer includes nano-sized TiO₂ particles. According to the present disclosure, the SiO₂ layer and the TiO₂ layer sequentially coat the surfaces of the lithium manganese iron phosphate particles, so that the contact between the lithium manganese iron phosphate particles and the electrolyte can be reduced, the occurrence of side reactions between the lithium manganese iron phosphate particles and the electrolyte in the electrochemical reaction process thereof can be inhibited, thereby alleviating the cycle life attenuation of the battery, reducing the dissolution of the Mn element, relieving the increase of the battery impedance caused by the deposition of Mn²⁺ on the negative electrode in the cycle process.

JELLYFISH-DERIVED GRAPHENE STRUCTURE, METHODS OF PREPARING SAME AND USES THEREOF

Resumen de: WO2025057162A1

A method of preparing an electrochemically active component made of a jellyfish-derived graphene matrix and electrochemically active material dispersed and/or entrapped within the matrix, and electrochemically active components obtained by this method are provided. The method is effected by depositing a mixture of a carbonaceous material that contains a jellyfish biomass and an electrochemically active material onto a conductive substrate, and exposing the conductive substrate to laser irradiation. Electrochemical systems integrating the electrochemically active component, for example, as an electrode such as an anode in alkali metal ion batteries and methods of preparing same are provided. A method of preparing a graphene matrix made of a jellyfish-derived graphene matrix, and a graphene matrix obtained by this method, are also provided.

一种硅碳负极材料的制备方法及其应用

Resumen de: CN122426737A

本发明公开了一种硅碳负极材料的制备方法，将Fe(NO3)3·9H2O、Mg(NO3)2·6H2O、Al(NO3)3·9H2O、Na2MoO4·2H2O 和尿素溶于去离子水，经过处理，研磨成棕黄色粉末；采用化学气相沉积法，将棕黄色粉末先通入保护气升温至目标温度，然后通入CH4气体，反应一段时间，得到石墨烯/单壁碳纳米管杂化物；再次通入保护气，冷却，随后通入C2H4气体，反应，在保护气氛围下冷却至室温，得到石墨烯/单壁碳纳米管杂化物材料；活化；进行纯化，再经过后处理得到多孔碳材料；将多孔碳均匀分散后升温至380‑650℃，通入硅烷混合气，气相裂解沉积硅形成多孔碳材料、硅碳负极材料。

一种快离子导体-电子导体正极材料前驱体及其制备方法

Resumen de: CN122426794A

本发明公开了一种快离子导体‑电子导体正极材料前驱体及其制备方法，属于锂电池正极材料技术领域，制备方法：S1、在惰性气氛下，将正极材料前驱体、快离子导体原料和界面反应组元进行真空干燥处理；S2、转移至密封的低温球磨罐；S3、保持低温环境；S4、分步球磨；S5、泄压，得到包覆正极材料前驱体；S6、与光固化导电浆料混合；S7、紫外光照固化，形成聚合物/碳/银复合包覆层；S8、低温热处理，得到快离子导体‑电子导体正极材料前驱体；本发明在低温机械化学协同作用下，诱导前驱体表面发生原位反应形成强键内层，通过光固化构建分散有纳米银颗粒的碳基复合导电外层，解决传统包覆技术界面结合弱与电子电导率低的双重瓶颈。

一种基于原子级调控的杂原子晶格掺杂诱导晶粒再生的石墨烯导热膜制备方法

Resumen de: CN122426738A

本发明提供了一种基于原子级调控的杂原子晶格掺杂诱导晶粒再生的高导热性能的石墨烯导热膜及其制备方法。通过原子级调控手段在石墨烯晶格中引入杂原子，产生可控的晶格畸变，经高温石墨化处理，使杂原子分解产生的原子级空位和缺陷定向诱导碳原子迁移和晶粒再生长，从而获得高结晶度、大晶粒尺寸的石墨烯膜。所述原子级调控手段包括：前驱体分子结构设计、原子层沉积/刻蚀辅助掺杂、程序化热解‑脱嵌控制，结合石墨化阶段气相含碳游离自由基浓度调控，协助碳原子迁移和重排过程，为原子级空位或原位缺陷修复提供可捕获活性碳源。为石墨烯导热膜的原子级缺陷修复提供一种定向可控的方法。

一种长寿命碳纳米管掺杂硬碳负极材料的制备方法

Nº publicación: CN122426727A 21/07/2026

Solicitante:

浙江维思通新材料有限公司

Resumen de: CN122426727A

本发明涉及一种长寿命碳纳米管掺杂硬碳负极材料的制备方法。它包括：FCNTs 材料的制备、超声分散、材料敏化、FCNTs@Ag材料的制备、磷、碳纳米管共掺杂糖水凝胶衍生硬碳材料制备，本发明创造性地结合凝胶碳化法、化学镀法、掺杂法制备硬碳负极材料，所制备材料具有循环性能好、倍率高、阻抗小的特点。