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一种快速合成磷酸焦磷酸铁钠电极材料、其制备方法与正极电极

Resumen de: CN121202094A

本发明公开了一种快速合成磷酸焦磷酸铁钠电极材料、其制备方法与正极电极；涉及电池技术领域；其中制备方法包括S1：将钠源、铁源、磷源以及碳源混合后，加入预设体积的去离子水，搅拌直至原料完全溶解，得到浅黄色透明状溶液；S2：向上述浅黄色透明状溶液加入预设量的改性碳纳米管，置于超声环境下分散得到稳定的悬浮液；S3：开启喷雾干燥机从出料口收集得到黄绿色球形前驱体粉末；S4：将喷雾干燥得到的黄绿色球形前驱体粉末置于磁舟中，在纯氩气环境下300℃以2℃/min升温速率保温5h，得到黑色粉末；S5：将黑色粉末转移至焦耳热设备中，在预设条件下反应预设时间，得到最终黑色粉末状产物。通过创新工艺设计与材料改性，解决了传统制备技术中周期长、导电性差、振实密度低等核心问题。

一种基于退役锂电池负极石墨的碳量子点绿色合成方法

Resumen de: CN121202117A

本发明涉及退役锂离子电池回收技术领域，且公开了一种基于退役锂电池负极石墨的碳量子点绿色合成方法。废旧电池经过放电、拆解得到负极片，以去离子水为介质将负极片上的石墨从铜箔上剥离。得到的废旧石墨经过焙烧、研磨除去有机物等杂质后以备制备碳量子点。经过预处理的负极石墨在氧化剂的氧化作用和水热反应的高温高压作用下，被切割分解成小尺寸的碳纳米片即碳量子点。得到的反应溶液经过离心过滤操作，随后取上清液通过微孔滤膜、并用透析袋透析，最后得到纯化以后的蓝色荧光碳量子点。本发明方法从废旧负极石墨中回收碳源制备碳量子点，对废旧负极石墨的高价值资源化利用具有重要意义。

一种基于模拟月壤的熔盐电解高效制氧系统及方法

Resumen de: CN121204685A

本申请涉及空间探测技术领域，具体而言，涉及一种基于模拟月壤的熔盐电解高效制氧系统及方法，所述系统包括电解槽、阴极、阳极以及直流稳压电源，其中：电解槽由镍基高温合金制成，槽体内部设置有电解质，槽口处采用密封机构进行密封；阴极设置在槽体内部的一侧，由泡沫镍构成；阳极设置在槽体内部的另一侧，由铁镍合金制成；阳极的外部设置有氧气收集罩；直流稳压电源设置在电解槽的外部，分别与阴极和阳极连接；密封机构上设置有氧气出口和进料口，氧气出口与氧气收集罩连通。本申请采用大比表面阴极，使更多分散到阴极的月壤颗粒能够同时接触熔盐电解质和阴极表面，大幅提升电解效率以及氧气产出率。

一种单宁酸纳米碳纤维吸波填料、吸波复合材料及其制备方法

Resumen de: CN121202116A

本申请涉及微波吸收材料技术领域，公开了一种单宁酸纳米碳纤维微波吸收填料、微波吸收复合材料及其制备方法。所述单宁酸纳米碳纤维微波吸收填料的制备方法包括：将单宁酸溶于混合溶剂中，得到单宁酸溶液；向所述单宁酸溶液中加入氨水，搅拌反应，得到悬浊液；将所述悬浊液离心收集固相，洗涤、干燥，得到前驱体；将所述前驱体在氮气气氛中进行热处理，即得单宁酸纳米碳纤维吸波填料。本申请以小共轭单体单宁酸为原料，在碱性环境中单宁酸与空气中的氧气发生氧化还原反应生成具有更强的离域π电子结构的醌结构，进一步通过π‑π堆积以及氢键相互作用形成具有有序结构的单宁酸纳米纤维；进而得到具有良好微波吸收性能的单宁酸纳米碳纤维。

カーボンナノチューブ分散液及びこの製造方法

Resumen de: CN120019025A

The present invention relates to a carbon nanotube dispersion and a method for preparing the same, the carbon nanotube dispersion comprising: carbon nanotubes; a first dispersant containing nitrogen atoms; a mixture of a second dispersant and a cation; and a solvent, in which the second dispersant contains at least one hydroxyl group and at least one carboxyl group in an aromatic ring, and the cation includes at least one selected from the group consisting of an alkali metal ion, an alkaline earth metal ion, an aluminum ion, a transition metal ion, an ammonium ion, and a sulfur # imgabs0 # ion.

Electromagnetic Interference (EMI) Absorbers Including Carbon Nanostructure (CNS) Filler Within Liquid Crystal Polymer (LCP) Matrix

Resumen de: US2025393181A1

Disclosed are electromagnetic interference (EMI) absorbers and compositions including carbon nanostructure (CNS) filler within a liquid crystal polymer (LCP) matrix. In exemplary embodiments, an electromagnetic interference (EMI) absorber comprises carbon nanostructure filler within a matrix. The matrix comprises liquid crystal polymer. And the EMI absorber includes at least about 0.1 weight percent but not more than about 5 weight percent of the carbon nanostructure filler within the matrix.

CARBON MATERIAL DISPERSION AND USE THEREFOR

Resumen de: US2025388471A1

There is provided a carbon material dispersion wherein even when it contains a high concentration of a carbon material, the dispersibility of the carbon material is excellent and the dispersibility is retained stably over a long period of time. The carbon material dispersion contains: at least one carbon material selected from the group consisting of carbon black, carbon fibers, carbon nanotubes, graphite, and graphene; water; and a polymeric dispersant, wherein the polymeric dispersant is a polymer having carboxy groups at least part of which are neutralized with an alkali, the polymer having 50 to 80% by mass of a constituent unit (1) derived from (meth)acrylonitrile and 20 to 50% by mass of a constituent unit (2) derived from (meth)acrylic acid, provided that the total amount of the constituent unit (1) and the constituent unit (2) is 100% by mass, and the polymer has a number average molecular weight of 10,000 to 50,000.

CARBON NANOTUBE DISPERSION, AND RESIN COMPOSITION, CONDUCTIVE FILM, MIXTURE SLURRY, ELECTRODE FILM, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING SAME

Resumen de: US2025388472A1

A carbon nanotube dispersion contains a solvent and bundle-type carbon nanotubes formed from carbon nanotubes having an average diameter of 3 nm to 30 nm, a proportion of the number of bundle-type carbon nanotubes each in a shape having an outer diameter of 50 nm to 5 μm and a fiber length of 1 μm to 100 μm being 0.2% or more based on the number of carbon nanotubes each having an outer diameter of 10 nm or more in the carbon nanotube dispersion.

GRAPHENE QUANTUM DOTS FROM CARBON MATERIALS

Resumen de: US2025388473A1

Methods for synthesizing and processing graphene quantum dots are disclosed. In use, a first mixture is created comprising carbon, wherein the carbon is obtained from a reactor. Next, a second mixture is created comprising the first mixture and toluene. The second mixture is sonicated. Additionally, the sonicated second mixture is filtered to produce a filtrate, wherein the filtrate includes graphene quantum dots. It is recognized that reactor-derived carbonaceous materials may often be simply discarded and considered waste. Thus, the ability to extract quantum dots from such waste provides a pioneering new approach to bringing value to that which has often been overlooked or thrown out.

DISPLAY DEVICE

Resumen de: US2025388807A1

A display device according to an aspect of the disclosure includes a light-emitting element comprising a nanoparticle function layer comprising at least one nanoparticle and a fluorine-containing component, in which the number of fluorine atoms constituting the fluorine-containing component is equal to or greater than the number of carbon atoms constituting the fluorine-containing component.

A METHOD OF PRODUCING SINGLE-CRYSTAL SPHERICAL CARBON NANOPARTICLES

Resumen de: US2025389048A1

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

CATALYST, CATALYST PRECURSOR, PRODUCTION PROCESS, AND RESULTING HIGH PURITY AND CONTROLLED MORPHOLOGY CARBON NANOTUBES

Resumen de: CN120882489A

A catalyst, a catalyst precursor, and carbon nanotubes grown using the catalyst. The catalyst comprises a support comprising alumina and a cobalt species on the surface of the support, wherein cobalt is the sole active catalyst species for the growth of carbon nanotubes. The carrier surface does not contain iron.

一种牙龈卟啉单胞菌衍生的多酶活性碳纳米点及其制备方法和应用

Resumen de: CN121180977A

本发明提供了一种牙龈卟啉单胞菌衍生的多酶活性碳纳米点及其制备方法和应用，属于纳米合成技术领域。本发明采用含血红素的脑心浸出液肉汤(BHI)培养基富集培养牙龈卟啉单胞菌，制备牙龈卟啉单胞菌的菌悬液；将牙龈卟啉单胞菌的菌悬液进行水热反应，反应结束后离心，上清液透析过夜，冷冻干燥得到牙龈卟啉单胞菌衍生的多酶活性碳纳米点。本发明所述碳纳米点掺杂少量铁元素，粒径均匀，具有类似于石墨烯的晶体结构，具有类过氧化物酶、类过氧化氢酶、类超氧化物歧化酶活性，并且具有优异的生物安全性。

一种竹粉碳点制备方法及竹粉碳点

Resumen de: CN121180976A

本申请公开一种竹粉碳点制备方法及竹粉碳点，本申请的制作方法依次包括清洗、烘干及粉碎竹料；制备包括乙二胺、蒸馏水和硅烷偶联剂KH‑792的混合液；将混合液转移至高压反应釜内，真空高温反应一段时间；分别处理反应后的溶液和固定，离心过滤溶液的纯化后的滤液，蒸馏水洗涤固体得洗涤液；旋蒸处理纯化后的滤液和洗涤液获得干燥的固体碳点。本申请中的竹粉碳点由上述制备方法制备。本申请利用硅烷偶联剂KH‑792钝化竹粉中的缺陷、能级调控、抑制团聚，成功将竹粉制碳点的荧光效率提高到67.88％，扩展了碳点的应用。

一种三维生物基多级孔纳米碳水伏发电材料及其制备方法和应用

Resumen de: CN121180978A

本发明公开了一种三维生物基多级孔纳米碳水伏发电材料及其制备方法和应用。其制备方法的具体技术方案为：首先，制备出含有壳聚糖、葡萄糖和硼砂的醋酸溶液，将溶液在室温下静置24 h；然后，将上述前驱体溶液进行冷冻干燥，将干凝胶在烘箱中预碳化一定时间；最后，向预碳化的干凝胶中加入一定量水，并将其置于带有聚四氟乙烯内衬的反应釜中，在一定温度下反应一定时间，将获得湿凝胶进行透析、常温常压干燥，制备出具有多级孔结构的纳米碳气凝胶。该纳米碳气凝胶具有良好的亲水性、丰富的表面电荷和多级孔结构，是一种低成本、优异的水蒸发诱导发电材料。

一种石墨烯纳米膜气凝胶制备方法及器件

Resumen de: CN121180984A

本发明中的传感器采用柔性基底材料，并在其上构建具有螺旋结构的石墨烯纳米膜气凝胶传感单元。螺旋结构设计可在保证应变响应灵敏度的同时，有效分散外界剪切力对石墨烯纳米膜气凝胶的影响，从而显著提高传感器对脉搏信号的选择性响应和信号稳定性。所述传感器由柔性基底、电极层、螺旋形石墨烯纳米膜气凝胶传感层及封装层构成，具有优异的弹性和导电性能。所述制备方法工艺简便，适用于大面积柔性器件的可控加工。该传感器具有结构稳定、信号干扰小、响应灵敏、佩戴舒适等优点，适用于可穿戴健康监测设备、智能医疗系统及人体微弱生理信号检测等应用场景。

含石墨烯氮化硼异质结的高导热高绝缘材料及制备方法

Resumen de: CN121183306A

本发明公开了一种含石墨烯氮化硼异质结的高导热高绝缘材料及制备方法，涉及导热绝缘复合材料领域。该材料由石墨烯层与六方氮化硼层交替堆叠形成垂直异质结，总层数3‑10层，晶格堆叠角度为0°或60°，面内热导率≥1500W/mK，垂直热导率≥50W/mK，电阻率>10¹²Ω·cm。制备方法包括CVD交替生长、无污染转移、ALD辅助沉积、高温退火、压力辅助键合及梯度变温应力释放步骤。通过结构设计与工艺优化，实现高导热与高绝缘协同，降低界面热阻40%以上，材料在‑50~300℃循环中性能衰减率<5%，适用于高功率电子器件的热管理与绝缘场景。

基于麦芽多糖的生物质碳点及其制备与应用

Resumen de: CN121180979A

本发明属于生物医药技术领域，具体公开了一种基于麦芽多糖的生物质碳点及其制备与应用。该碳点以麦芽多糖和壳聚糖季铵盐通过一步水热法合成，具有显著的抗菌、抗氧化活性以及良好的生物相容性，不仅能够促进创面形成更完整的上皮组织和结缔组织，上调胶原蛋白表达水平，加速血管化进程并促进新生血管的成熟，而且可以降低促炎症因子IL‑6和TNF‑α的表达，上调抗炎因子IL‑4的表达，从而有效促进细菌感染性伤口的愈合。本发明进一步扩展了生物质碳点的应用范围，提供了其在感染性伤口愈合治疗中的应用。

三七碳量子点在制备治疗肾缺血再灌注损伤药物中的应用

Resumen de: CN121177336A

本发明属于生物医药技术领域，具体涉及三七碳量子点在制备治疗肾缺血再灌注损伤药物中的应用，所述碳量子点是以三七为原料通过水热法合成，三七碳量子点具有抗氧化酶活性质，能有效缓解细胞氧化应激并抑制促炎细胞因子分泌，三七碳量子点特异性聚集于受损肾脏，显著减轻小鼠肾缺血再灌注损伤，三七碳量子点通过以下途径减轻肾脏损伤：降低大肠杆菌‑志贺氏菌的丰度、减少肾脏硫酸吲哚酚水平、调控色氨酸‑吲哚代谢、调控AHR‑Raf‑ERK信号通路、下调TNF‑α和丙二醛水平，并调节谷胱甘肽水平，揭示了肾缺血再灌注损伤中三七碳量子点的催化机制和多组学调控通路，为肾脏疾病治疗中的“肠道‑肾脏轴”提供了实验证据。

一种具有席夫碱结构的黄精衍生碳点及其制备方法与应用

Resumen de: CN121182486A

本发明公开一种具有席夫碱结构的黄精衍生碳点及其制备方法与应用，该黄精衍生碳点包含席夫碱结构、羟基及羧基官能团；且该黄精衍生碳点微观形貌为球形，粒度分布均匀，粒径范围为1.5~3.6 nm，晶格间距为0.20~0.21 nm。本发明水溶性良好，在330 nm激发下发射波长为407 nm，绝对荧光量子产率为16.2%；对Fe3+等金属离子展现出高特异性识别能力，检测限低至1μM，且在10~100μM浓度范围内荧光强度与离子浓度呈良好线性关系；具有良好的自由基清除能力，在100μg/mL的浓度下对DPPH和ABTS自由基的清除效果均达到80%以上；具有一定的广谱抗菌效果。

一种甘草源荧光碳量子点及其制备方法和应用

Nº publicación: CN121182487A 23/12/2025

Solicitante:

华中科技大学同济医学院附属同济医院

Resumen de: CN121182487A

本发明公开了一种甘草源荧光碳量子点及其制备方法和应用，制备方法包括以下步骤：将干燥甘草根茎粉碎，按100mg：（10‑20）mL比例加入水，于140‑180℃进行水热反应5‑6h，离心后0.22μm微孔滤膜过滤，即得棕黄色、具特殊香味且具有荧光特性的碳量子点水溶液，即为所述甘草源荧光碳量子点。本发明甘草源荧光碳量子点相比于传统方法提取的甘草浸提液，不仅可在低浓度实现对于牙龈卟啉单胞菌和金黄色葡萄球菌生长的显著抑制，更具备显著的荧光特性，可在常见的手持紫外光或蓝光光源激发下实现治疗区域肉眼可见的实时可视化，从而提升给药精准性，并显著减轻牙齿表面菌斑聚集，抑制牙龈炎症。