Nanomaterials de carboni

一种包覆型钠锰氧化物复合微球及其制备方法和应用

Resumen de: CN121913557A

本发明涉及电池技术领域，公开了一种包覆型钠锰氧化物复合微球及其制备方法和应用，所述制备方法包括如下步骤：（1）将钠源、锰源、络合剂和第一溶剂进行第一混合，得到第一前驱体浆料；（2）将第一前驱体浆料进行第一喷雾干燥，得到第一中间产物；（3）将第一中间产物、无机碳源、有机碳源和第二溶剂进行第二混合，得到第二前驱体浆料；（4）将第二前驱体浆料进行第二喷雾干燥，得到第二中间产物，在惰性气氛下，对第二中间产物进行分段热处理，得到包覆型钠锰氧化物复合微球。本发明通过两次喷雾干燥和分段热处理工艺制备得到具有连续三维网络结构的包覆型微球，其离子导电性和电子导电性高、结构稳定性好、以及能够缓解材料的体积变化。

一种基于碳点-金属有机骨架材料的荧光探针及其制备方法和在检测苦味酸中的应用

Resumen de: CN121914717A

本发明公开了一种基于碳点‑金属有机骨架材料的荧光探针的制备方法及其在检测苦味酸中的应用，将松果粉进行水热反应制得蓝色碳点；再将蓝色碳点与四氯化锆和2‑氨基对苯二甲酸于80～160℃反应8～28h得到荧光探针，该荧光探针能够用于高效选择性检测环境样品中的痕量苦味酸。本发明制备的荧光探针具有高分散性、良好的稳定性和优异的荧光稳定性，利用该荧光探针与苦味酸之间发生的内滤效应实现了环境基质中痕量苦味酸的快速、简便、高灵敏、高选择分析。

一种基于纯水相制备氮掺杂有序介孔碳纳米球及其制备方法

Resumen de: CN121913488A

本发明涉及一种基于纯水相制备氮掺杂有序介孔碳纳米球及其制备方法，以两亲性共聚物作为结构导向剂，以含氮或含氧官能团单体作为碳源，于水相中通过氢键等相互作用实现模板与前驱体的协同自组装；在适宜的引发剂作用下发生原位聚合，形成聚合物/模板复合物并沉淀为有序前驱体；随后在惰性气氛下经程序升温碳化，去除模板和表面活性剂，得到氮掺杂有序介孔碳纳米球。本发明工艺以水为唯一溶剂、无需腐蚀性刻蚀剂，流程简化、环境友好且易于放大生产，碳产率和能耗具有竞争优势，所制备的氮掺杂有序介孔碳在电化学储能（如锌离子电池）、催化与环境净化等领域表现出显著的应用潜力。

一种超大介孔的含氮微孔-介孔碳的制备方法

Resumen de: CN121913487A

本发明公开一种超大介孔的含氮微孔‑介孔碳的制备方法，以淀粉、葡萄糖或纤维素为碳源、咪唑或邻二氮菲为氮源、混合无机盐为致孔剂，通过球磨混合、预碳化、碳化、洗涤烘干制备超大介孔的含氮微孔‑介孔碳材料；该材料含有交联的微孔介孔碳结构，介孔孔径为3.7~28.3纳米，微孔孔径为0.53~0.56纳米。其微孔‑介孔共存结构有利于苯酚分子的吸附和产物的脱附；氮、碳和氧元素分布均匀，其中氮元素以吡啶氮、石墨氮和吡咯氮形态存在，其可高效催化过二硫酸钾产生羟基自由基、单线态氧和硫酸根负离子自由基，高效率降解苯酚。该方法不使用任何介孔硅模板剂，步骤少制备成本低；并且氮含量、比表面积、介孔体积和介孔孔径可调控。

复合材料及其制备方法、薄膜、光电器件和显示装置

Resumen de: CN121913463A

本申请公开了一种复合材料及其制备方法、薄膜、光电器件和显示装置，所述复合材料包括无机粒子和金属氮化物内嵌富勒烯。本申请所述的复合材料具有较高的稳定性。

一种基于钠离子掺杂的抗菌性红光双发射碳量子点制备方法及应用

Resumen de: CN121913486A

本发明提供了一种基于钠离子掺杂的抗菌性红光双发射碳量子点制备方法及应用。本发明以3，4‑二氨基苯磺酸为碳源，磷酸二氢钠为辅助添加剂，以去离子水为溶剂，采用高温高压水热反应进行合成。本发明所选前驱反应原材料皆为无毒无害非危化品，制备过程绿色环保，所得红光荧光碳量子点产物溶液较为纯净，合成及清洗提纯步骤简便。性能方面，本发明所得碳量子点在红光波段具有非激发依赖性的双发射荧光特性，且材料本身具有良好的抗菌性，为碳量子点在深层组织穿透成像、抗菌治疗、比率荧光传感及光电器件等多方面应用提供了新策略。

一种金属掺杂自组装低聚物碳点阻控剂的制备方法及应用

Resumen de: CN121913484A

本申请公开了一种金属掺杂自组装低聚物碳点阻控剂的制备方法及应用，至少包括以下步骤：步骤I：将多元酸和多元胺混合，聚合反应，得粗低聚物碳点；步骤II：将步骤I得到的粗低聚物碳点溶于溶剂中，加入沉淀剂，得纯低聚物碳点；步骤III：将步骤II得到的纯低聚物碳点与金属盐混合分散于第一溶剂中形成溶液，加入第二种溶剂至沉淀产生，得碳点阻控剂。本申请利用低聚物碳点在氢键或范德华作用力下自组装形成低聚物碳点，将金属离子带入骨架内部。由于具有光生自由基电子能力与金属存在多个价态进行调控，因此金属掺杂自组装低聚物碳点可通过催化降解或吸附等作用实现对黄曲霉素的有效阻控。

一种寡壁碳纳米管绿色制备工艺及尾气回收处理方法

Resumen de: CN121913491A

本发明涉及纳米材料技术领域，公开了一种寡壁碳纳米管绿色制备工艺及尾气回收处理方法，采用溶胶凝胶燃烧法制备Fe‑Mo/MgO催化剂，利用异丙醇与含噻吩及多环芳烃的改性溶剂组成自调控前驱体。反应中异丙醇原位产生羟基自由基刻蚀无定形碳，多环芳烃提供成核模板精准调控管壁层数；配合氢气雾化进料有效抑制喷嘴结焦。反应尾气经吸收塔捕集芳烃组分，通过在线密度监控与侧线排污维持溶剂品质稳定并实现闭环循环，净化气经膜分离系统回收氢气与甲烷。本发明显著提高了产品的纯度、结晶度与寡壁占比，实现了原料全组分的高效利用与装置的长周期稳定运行。

一种超长寡壁碳纳米管阵列的基板生长提拉方法

Resumen de: CN121913490A

本发明涉及纳米材料制备技术领域，具体公开了一种超长寡壁碳纳米管阵列的基板生长提拉方法。该方法包括以下步骤：首先对基板进行预处理，负载锌基MOF衍生催化剂并形成聚合物过渡层；随后在能提供交变磁场、梯度电场、近红外光热场及分层气流的反应环境中，加热并脉冲通入碳源气体以生长阵列，同时利用激光拉曼光谱在线监测并实时闭环调节生长参数；阵列生长至预定高度后，执行分阶段的梯度应力释放提拉，并辅以分层气流辅助剥离；最后在氧化性气氛中去除残余催化剂。该碳纳米管阵列可用于纳米器件、复合材料增强等领域，具有定向性优、缺陷率低、结构完整性强的优点。本申请制备方法能高效制备高性能超长寡壁碳纳米管阵列。

一种绿色、规模化合成碳量子点的方法及碳量子点

Resumen de: CN121913489A

本发明涉及纳米材料制备技术领域，特别提供了一种绿色、规模化合成碳量子点的方法及碳量子点，包括以下步骤：将生物质原料进行干燥处理并粉碎，得到生物质粉末；将生物质粉末均匀铺展于耐高温托盘中；在常压条件下，将托盘置于烤箱中进行热处理，使生物质粉末在200–250 ℃的温度区间内发生热分解与碳化反应，得到碳化产物；将碳化产物分散于水中，并对所得分散液进行分离和纯化，得到水相分散的碳量子点。本发明通过托盘平铺方式实现均匀受热，工艺简单，易于放大，适合批量和规模化生产，所得碳点具有良好的水分散性和稳定的荧光发射性能。

OIL IN WATER MICROEMULSION FORMULATION

Resumen de: US20260108461A1

0000 The present invention relates to a microemulsion formulation comprising oils, non-ionic surfactant, water, and the active ingredient, wherein this microemulsion is produced by mixing an aqueous phase and a lipid phase in which each phase contains at least one surfactant in a defined ratio, at least one amphiphilic co-surfactant, and at least one co-solvent whereby the resulting microemulsion has very small dispersed droplets, is preserved against microbial contamination, and, is thermodynamically stable for long periods of time and at elevated temperature.

GREEN QUANTUM DOTS WITH A GRADIENT LAYER AND MANUFACTURING METHOD THEREOF

Resumen de: US20260109897A1

0000 The present invention relates to green quantum dots with a gradient layer and a manufacturing method thereof. The quantum dots of the present invention can exhibit excellent quantum dot performance by introducing a gradient layer between the ZnSeTe core and the multi-shell, thereby alleviating lattice mismatch and reducing interfacial defects.

RAPID AND NON-DESTRUCTIVE IN-SITU FORMATION OF NITROGEN-DOPED CARBON NANOMATERIALS AND THE METHODS OF PRODUCTION THEREOF

Resumen de: US20260109606A1

0000 Embodiments of the present disclosure generally relate to methods of producing carbon-nitrogen allotrope nanomaterials. More specifically, the methods of the present disclosure utilize nitrogen-containing compounds as a feedstock for nitrogen doped carbon nanomaterial production. In some embodiments, a method for forming carbon-nitrogen nanomaterials includes mixing a nitrogen-rich feedstock, carbon-based feedstock, and a catalyst to form a feed solution. The method further includes injecting the feed solution into a carrier gas stream and into a heated reaction vessel. The heated reaction vessel includes a first zone and a second zone. The method further includes heating the feed solution within the first zone at a first temperature. The method further includes heating the feed solution within the second zone at a second temperature to form the carbon-nitrogen nanomaterials. The method further includes removing the carbon-nitrogen nanomaterials from the heated reaction vessel.

ULTRA-FINE NANOPHOSPHORUS-CARBON NEGATIVE ELECTRODE MATERIAL PREPARED ON BASIS OF IN-SITU HIGH-TEMPERATURE PHASE CHANGE IN CONFINED MICROCAVITIES, AND PREPARATION METHOD THEREFOR

Resumen de: WO2026082054A1

The present invention provides an ultra-fine nanophosphorus-carbon negative electrode material prepared on the basis of in-situ high-temperature phase change in confined microcavities, and a preparation method therefor. The method aims at solving the problems of large volume expansion, poor conductivity, poor cycle stability and the like when phosphorus is used as a negative electrode material of an alkali metal-ion battery. By constructing confined microcavities on the surface of a porous conductive material and using a transient high-temperature phase change technique, phosphorus can be uniformly distributed and nanocrystallized. The method comprises: mixing phosphorus and a conductive porous material in a solvent, and then performing sand milling; forming solid particles by means of reforming and granulation; constructing confined microcavities by means of coating treatment; performing transient heating in a high-temperature apparatus, so that a phosphorus source is rapidly sublimated and uniformly distributed; and finally, performing heat preservation and conversion in a sealed container. In this way, the stability of the material is improved. The method not only enhances the utilization rate of phosphorus and the conductivity of the material, but also prolongs the service life of a battery and enhances the energy density of the battery, and has the advantages of simplifying a production process and reducing the production costs.

METHOD FOR PREPARING CARBON MICROPARTICLE COMPOSITE MATERIAL, FLEXIBLE ELECTRODE MATERIAL, AND METHOD FOR PREPARING FLEXIBLE ELECTRODE

Resumen de: US20260110584A1

The disclosure provides a flexible electrode material, a flexible electrode, and their preparation methods and applications, belonging to the technical field of composite materials. The carbon microparticle composite material includes carbon particles and gallium oxide attached to the surface of the carbon microparticles. The flexible electrode material includes, by mass, 2-17 parts of gallium-coated carbon particles and 83-98 parts of liquid metal. The flexible electrode is prepared by coating the flexible electrode material onto a flexible substrate via screen printing, attaching copper conductive wires to both ends of the printed flexible electrode material, applying a viscoelastic material coating over the surface of the flexible electrode material, and curing and drying the flexible electrode material at room temperature. The composite material can be applied to electronic skin for detecting human body motion states and earth pressure cells for monitoring soil pressure in engineering projects.

COATING WITH AN ORDERED SPATIAL DISTRIBUTION OF NANOPARTICLES

Resumen de: US20260109871A1

0000 A coating including an ordered spatial distribution of a plurality of nanoparticles; and a polymer medium is disclosed. Also disclosed is an article, such as an optical device, can include the coating, on a substrate. A multilayer structure can include the coating with a high refractive index layer adjacent to the coating. A method of making the coating, the article, and the multilayer structures is disclosed.

NANOEMULSION WITHOUT PROPYLENE GLYCOL

Resumen de: US20260108462A1

0000 The present invention relates to oil in water nanoemulsions which are essentially free of propylene glycol. The nanovesicle formulations are particularly stable in regard to shelf life at different storage temperatures.

FABRICATING AN ELECTRODE FOR A LITHIUM-ION CAPACITOR

Resumen de: US20260112550A1

Method for fabricating an electrode pair for a Lithium-Ion Capacitor (LIC), where the method comprises the steps of preparing the positive electrode by, etching microstructures with a predetermined roughness in a surface of a metal film substrate, depositing in said microstructures a metal or metal compound layer, converting said metal or metal compound layer into metal nanoparticles, growing interconnected cross linked carbon nanotubes in said microstructures at said metal nanoparticle, and preparing the negative electrode.

SINGLE-CRYSTAL SPHERICAL CARBON NANOPARTICLES

Resumen de: US20260110111A1

The present invention relates to single-crystal spherical carbon nanoparticles that are single-crystals, are spherical, and have an average particle diameter of 1 nm to 30 nm. The single-crystal spherical carbon nanoparticles of the present invention can generate fluorescence with a high fluorescence quantum efficiency when excited by a light in wide wavelength range from ultraviolet light to visible light, and have fluorescence quantum efficiency of 10% or more compared to conventionally known carbon nanoparticles. The single-crystal spherical carbon nanoparticles can be used for drug delivery, because they do not have toxicities to living organisms that compound semiconductors made of cadmium, selenium, tellurium, and the like have. Furthermore, since the single-crystal spherical carbon nanoparticles are spherical, they can be densely packed as electrode materials for solar cells and secondary ion batteries, and can be used for negative electrode for lithium ion batteries or electrode material for solar cells.

SELF-ASSEMBLED MUCOADHESIVE BIOPOLYMER PARTICLE RELEASE SYSTEM AND PREPARATION METHOD THEREOF

Resumen de: US20260108615A1

0000 The present invention relates to a mucoadhesive polymeric prodrug comprising a partially succinated polyvinyl alcohol (PVA-SA) with adjusted amount of hydroxyl and carboxyl pendant groups, which form an ester and/or amide linkage with amino and/or carboxyl and/or hydroxyl groups of biologically active compounds such as proteins, peptides, synthetic chemical, or natural products compounds (e.g. doxorubicin as an antitumor agent and antifibrotic drug). Preferably, said biologically active compounds are cysteamine (CYS) as the aminothiol compound and one compound selected from the group consisting of doxorubicin (DOX), ketoprofen (KETO), or 4-hydroxybenzyl alcohol (HBA). Moreover, the simultaneous presence of both hydroxyl and carboxyl groups in the partially succinated polyvinyl alcohol (PVA-SA) chain of the prodrug enables the self-assembled formation of 50-260 nm particles from the linear macromolecules and thus the drug release can be prolonged or adjusted. The present invention also relates to improving the mucoadhesive properties of the polymeric prodrug by the regulation of the amount of conjugated aminothiol compound. Further, the present invention relates to the method for producing said mucoadhesive polymeric prodrug, and nanoparticles of the said mucoadhesive polymeric prodrug.

SYSTEMS AND METHODS FOR BIOMOLECULE RETENTION

Resumen de: US20260109974A1

0000 Compositions, systems, and methods for the display of analytes such as biomolecules are described. Display of analytes is achieved by coupling of the analytes to displaying molecules that are configured to associate with surfaces or interfaces. Arrays of analytes may be formed from the described systems for utilization in assays and other methods.

Carbon-Nanotube Carpet with Polymer Adhesive

Resumen de: US20260112603A1

A carpet of carbon nanotubes (CNTs) extends from a conductive substrate. The CNTs are bundled, and the bundles are bonded to the substrate to create low-resistance connections. A polymeric adhesive around the bases of the bundles binds the CNTs to the substrate without interfering with the low-resistance connection. The bundles can be organized into interconnected walls defining an irregular mosaic of valleys.

NANORIBBON-BASED DEVICE WITH SEPARATE GATE AND SOURCE OR DRAIN CONTACTS

Resumen de: EP4730958A2

Nanoribbon-based devices with separate gate, source, and/or drain contacts can enable forming multiple devices having one or more independent contacts from different nanoribbons in a stack. In one example, an integrated circuity structure includes a stack of two or more nanoribbons, a gate electrode material at least partially around portions of the two or more nanoribbons, and source or drain regions, where discontinuities (e.g., including an insulator material) may be present between portions of the gate electrode material and/or between portions of the source or drain regions. Independent contact structures may be coupled with the separate portions of the gate electrode material and/or with the separate portions of the source or drain regions.

一种耐氢刻蚀的极紫外光刻掩模版用单壁碳纳米管复合防护膜的制备方法

Resumen de: CN121896594A

本发明涉及极紫外光刻掩模版防护膜制备领域，具体为一种耐氢刻蚀的极紫外光刻掩模版用单壁碳纳米管复合防护膜的制备方法。利用浮动催化剂化学气相沉积法生长单壁碳纳米管并采用气相过滤沉积方法制备组装单壁碳纳米管薄膜；在由单壁碳纳米管/管束构成的薄膜表面包覆耐氢刻蚀保护层，从而提升单壁碳纳米管基极紫外光刻掩模版防护膜的耐氢刻蚀能力。其中，为了防止复合过程对单壁碳纳米管的破坏导致薄膜失效，单壁碳纳米管薄膜需具有高结晶度，其拉曼光谱G/D比>200。所制备的单壁碳纳米管复合薄膜耐氢等离子体刻蚀能力对比未复合的单壁碳纳米管薄膜提升了4~6倍，且同时具有超过85%的13.5 nm极紫外光透过率。

一种耦合储热的单壁碳纳米管制备系统

Nº publicación: CN121892039A 21/04/2026

Solicitante:

鄂尔多斯实验室

Resumen de: CN121892039A

本申请公开了一种耦合储热的单壁碳纳米管制备系统，通过向流化床反应器内部通入高温储热颗粒进行直接供热，以提高热响应速度与传热均匀性，从而维持反应体系温度稳定，改善单壁碳纳米管的生长环境，提升产物的结晶完整性与直径一致性，降低缺陷密度与副产物含量，进而获得高纯度、质量均一的单壁碳纳米管产品。