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137
results.
Updated on
13/02/2026 [07:08:00]
Results 100 to 125 of 137
Absstract of: CN121372252A
本发明提供一种石墨烯制备装置，涉及石墨烯生产制造技术领域。该石墨烯制备装置包括反应腔、微波发生组件和进料组件，微波发生组件与所述反应腔连通；进料组件与所述反应腔连通，所述微波发生组件被配置为向所述反应腔提供微波，所述进料组件被配置为向所述反应腔提供反应气体，使所述反应腔内形成石墨烯；其中，反应气体在反应腔内的流动方向和微波在反应腔内的传输方向平行设置。即使石墨烯在反应腔内存在积碳也不会阻碍微波发生组件微波能量的输出，无需脉冲刻蚀就能实现石墨烯持续生长，生长过程不间断、连续，优化了制备工艺方法，提高生产效率，减少能源消耗，降低生产成本。
Absstract of: CN121370832A
本发明公开了一种免疫激活抗肿瘤仿生纳米材料及其制备方法与应用，本发明先通过水热法合成紫杉醇来源的碳点（PCDs），其可抑制肿瘤细胞增殖迁移并诱导肿瘤细胞ICD；然后将其与Indoximod组装形成纳米复合体P‑In，最后利用肿瘤细胞膜对其包覆形成仿生化的纳米复合体材料M@P‑In。M@P‑In在诱导ICD的同时能抑制IDO‑1的活性从而减轻肿瘤免疫抑制微环境；而细胞膜的仿生包裹赋予纳米复合体M@P‑In肿瘤靶向能力与BBB穿透能力。
Absstract of: CN121394405A
本发明涉及一种锂电池用多种导电剂复合导电浆料及其制备方法，属于锂电池导电浆料技术领域，在膨胀石墨上负载铁钼催化剂，再原位生长出了垂直定向碳纳米管和横向的石墨烯叶片，增大了比表面积，膨胀石墨作为层状载体，其天然孔隙可均匀负载金属合金催化剂，高温下保持层状骨架不坍塌，为碳材料定向生长提供支撑，在制备成复合导电浆料的时候，电子可沿碳纳米管快速传输，石墨烯叶片则填补碳纳米管间隙，形成无断点的导电网络，大幅缩短电子传输路径，同时丰富的孔隙为锂离子扩散提供通道，从结构根源提升导电效率，其丰富的比表面积并后续氮、硫的负载提供充足的位点。
Absstract of: CN121370946A
本发明公开了一种铁皮石斛基碳量子点作为荧光pH敏感的抗菌剂的应用，所述碳量子点以铁皮石斛为原料，通过反应釜水热反应法制备得到。在本发明提供的应用中，铁皮石斛基碳量子点作为荧光pH敏感的抗菌剂具备优异pH敏感荧光性能和高效广谱抗菌活性：随着pH的下降荧光强度增强，对金黄色葡萄球菌和大肠杆菌均展现出好的抑菌活性；且以中草药铁皮石斛为碳源，以去离子水为溶剂，制备过程极为环保且简便。
Absstract of: CN121376979A
本发明涉及一种铜掺杂碳点纳米酶及其制备方法和应用，铜掺杂碳点纳米酶的制备方法以菠菜粉为前驱体，CuCl2·2H2O为掺杂剂，在稀H2SO4溶剂中采用一步溶剂热法制备铜掺杂碳点纳米酶溶液；得到的产物通过离心、过滤除去不溶物，透析除去杂质，冷冻干燥得到铜掺杂碳点纳米酶。本发明制备方法简单，成本较低，制得的铜掺杂碳点纳米酶具有类过氧化物酶活性、类谷胱甘肽氧化酶活性和光热性能，可催化H2O2产生多种活性氧，并消耗肿瘤细胞过表达的谷胱甘肽，实现对肿瘤细胞的诊断和治疗。本发明联合使用ROS疗法、化学动力学疗法和光热疗法，显著实现了肿瘤消融。
Absstract of: CN121376995A
本发明公开了一种用于放射性废液除氚的功能化石墨烯及石墨烯膜的制备方法及应用，功能化石墨烯为由片层结构堆叠形成的片状物质，堆叠的片状结构之间的间距为7.5Å~8.7Å。制备方法包括制备氧化石墨烯粉末；对氧化石墨烯粉末进行磺酸化，得到磺酸化石墨烯气凝胶；对氧化石墨烯粉末进行羧基化，得到羧基化石墨烯；将磺酸化石墨烯气凝胶与羧基化石墨烯混合搅拌，得到功能化石墨烯。本发明中利用功能化石墨烯形成的膜实现对含氚液体中氚的分离，本发明的除氚技术具有反应条件温和、能耗低、易于规模化生产等优点。
Absstract of: CN120015833A
The invention provides metal-loaded ultra-light graphene aerogel for a lithium-sulfur battery and a preparation method of the metal-loaded ultra-light graphene aerogel, and belongs to the field of new energy storage. According to the method, a liquid nitrogen rapid freezing method is adopted, and the metal-loaded ultralight graphene aerogel is obtained. The aerogel provided by the invention has the advantages of light weight, good conductivity, large specific surface area and the like, and is beneficial to adsorption of polysulfide. Meanwhile, the metal particles loaded on the surface of the aerogel can effectively inhibit the shuttle effect and improve the electrode reaction kinetics. Besides, the flexible and conductive graphene aerogel not only can bear volume expansion of sulfur in the lithiation process, but also is beneficial to electron transfer, so that the electrochemical stability of the sulfur positive electrode can be effectively improved. When the composite material is applied to a lithium-sulfur battery, a series of problems of'shuttle effect 'caused by polysulfide, poor rate capability and poor cycling stability caused by poor conductivity of short-chain polysulfide and the like of the lithium-sulfur battery are solved.
Absstract of: CN121377011A
本发明公开了一种低膨胀低内阻CVD硅碳复合材料及其制备方法和应用。所述制备方法包括：S1.将氧交联沥青与芳香族硼源混合交联并破碎；S2.将交联颗粒在催化性酸液中分散并碳化；S3.将碳化骨架与活化剂进行一体化碳化‑活化得到多孔碳；S4.在多孔碳上先低温沉积硅，再升温进行硼掺杂；S5.进行碳层包覆得最终产品。本发明通过氧‑硼协同交联与低温两步CVD工艺，在分子层面调控材料结构，制得的硅碳复合材料具有独特的“多孔碳‑硅‑碳包覆层”复合结构，兼具低体积膨胀率(<18％)、低电阻率和高克容量特性，同时展现优异柔韧性，弯曲半径<5.5mm，适用于动力电池、柔性可穿戴设备、超级电容器等多个领域。
Absstract of: CN121376993A
本申请涉及复合材料技术领域，尤其是涉及一种气泡辅助—液相机械剥离法制备类寡层石墨烯的方法。该方法包括：S1、气泡生成与插层处理：将石墨浆料、发泡剂及分散剂置于反应釜中，在反应温度80℃至100℃下进行反应，反应持续进行直至石墨层间距扩大至预设范围01；S2、破碎与洗涤处理：将步骤一步骤S1得到的石墨浆料置入高剪切洗涤装置中，进行高转速下的破碎和洗涤处理，并通入纯水清洗至电导率探测器测量数值为50us/cm至100us/cm；S3、冷冻干燥处理：将步骤二步骤S2得到的石墨洗涤料置于冷冻干燥机中，通过预冻和升华干燥进行膨胀处理，其中预冻温度为‑70℃至‑90℃。本申请通过多层次实验设计利用气泡膨胀、机械剪切、冷冻干燥协同作用，实现了类寡层石墨烯层数和厚度的可控。
Absstract of: CN121376978A
本发明涉及一种室温磷光碳点@非晶氧化铝材料及其制备方法，所述制备方法以下步骤：称取0.5g异丙醇铝，充分研磨后，通过马弗炉煅烧，得到室温磷光碳点@非晶氧化铝材料。其特征是室温磷光碳点@非晶氧化铝材料通过一步煅烧法直接获得的。另外，在室温磷光碳点@非晶氧化铝材料中实现了长寿命磷光和长肉眼可见时间，其磷光寿命达437.2毫秒，关闭紫外灯后肉眼可见青色磷光达6秒。制备所使用的药品均无毒无害且价格低廉，且制备简单所用时间短。制备的室温磷光碳点@非晶氧化铝材料能成功应用于信息加密等领域。
Absstract of: CN121376986A
本申请提供一种石墨烯导热膜及其制备方法，包括以下步骤：将纤维素纳米晶与氧化石墨烯料饼、氨水以及去离子水进行混合配置成浆料并涂布成氧化石墨烯膜，将所述氧化石墨烯膜进行预处理、碳化处理、一次石墨化处理、一次压延处理得到石墨烯导热膜，通过在氧化石墨烯浆料中引入纤维素纳米晶，利用其自身的官能团以及刚性棒状结构优势，对氧化石墨烯进行组装有序性和平坦性的提升，其次通过焊接作用抑制膜材的膨胀，减少撕裂缺陷的引入，最后通过原位的缺陷修复，对单原子以及双原子空位进行修补，从而得到高性能高导热的石墨烯导热膜。
Absstract of: US20260022019A1
This invention relates to a method for manufacturing semiconducting carbon nanotube (s-SWNT) films and thermoelectric (TE) devices based thereon. It specifically concerns obtaining self-doped s-SWNT films by controlling the addition of minute quantities of metallic carbon nanotubes (m-SWNTs) through a repetitive filtration (RF) process, and subsequently manufacturing high-performance TE devices based on these films.
Absstract of: WO2026016615A1
The present invention relates to the technical field of carbon nanotube dispersion, and specifically relates to a carbon nanotube dispersion nozzle, a device, and a method. The dispersion nozzle comprises a tube body and a dispersion mechanism; the tube body comprises a tubular main body, a cavity located within the main body, and an inlet and an outlet located at two ends of the main body, the inlet and outlet each being in communication with the cavity; the dispersion mechanism is plugged into the cavity, and comprises a dispersion wall, and dispersion holes disposed on the dispersion wall, the Mohs hardness of the dispersion wall being greater than or equal to 8. Without the need to mix in a high proportion of medium, or even without needing a mixing medium, production costs are reduced, and high-quality carbon nanotubes can be obtained, expanding the application and development of carbon nanotubes.
Absstract of: US20260023317A1
Provided is a carbon sheet for pellicle that includes a bundle composed of a plurality of carbon nanotubes, and a ratio (P/D) of porosity P to linear density D (in grams per kilometer g/km) is within a range of 0.2 to 10. Also provided is a pellicle that includes the carbon sheet and a pellicle frame configured to support it. The carbon sheet is free-standing and exhibits excellent transmittance with respect to ultraviolet rays, including extreme ultraviolet radiation. Further provided is a method for manufacturing the carbon sheet, which includes forming the bundle of carbon nanotubes by reacting a source material under controlled conditions. This method enables the formation of a carbon sheet that maintains mechanical stability while achieving high ultraviolet transmittance, suitable for use in photolithography processes.
Absstract of: US20260022018A1
A carbon nanotube, a preparation method and use of same, a secondary battery, a battery module, a battery pack, and an electrical device are disclosed. The carbon nanotube assumes a mace structure formed of a skeleton carbon nanotube and a branched carbon nanotube, where a weight percent of the branched carbon nanotube is 70 wt % to 90 wt % based on a total weight of the carbon nanotube. The carbon nanotube is so dispersible that the carbon nanotube can be added as a conductive agent directly into a preparation system of a negative electrode plate of the secondary battery without a need for any other dispersants. In addition, the carbon nanotube is ensured to be highly conductive, thereby ensuring a high conductivity of the negative electrode plate in the secondary battery.
Absstract of: GB2642745A
Carbon nanodot (CND) compounds comprising a CND core that is functionalized on the surface with a polyethyleneimine polymer are claimed as are a CND-nucleic acid. Methods of making CND compounds and their complexes with nucleic acids are also disclosed. Uses of the compounds as delivery agents for nucleic acids to the cells of insects and plants are also disclosed. The compounds may also protect the nucleic acids from nucleases, specifically in an insect gut. The complexes may be used to prevent pests from damaging post-harvest flowers or vegetables. Preferably, the carbon nanodot cores are not made from polyethyleneimine but are instead made by heating an amino-sugar and an amino-acid. In a preferred embodiment, the amino-sugar is glucosamine, and the amino-acid is beta-alanine.
Absstract of: EP4682631A1
Provided is a carbon sheet for pellicle that includes a bundle composed of a plurality of carbon nanotubes, and a ratio (P/D) of porosity P to linear density D (g/km) is in a range of 0.2 to 10, and provided is a pellicle and a method of manufacturing a carbon sheet for pellicle that is free-standing and have an excellent transmittance against UV rays.
Absstract of: CN121366877A
本发明公开了一种高倍率碳纳米球自组装薄膜电极及其制备方法，包括如下步骤：步骤一：将难溶钙盐加入到海藻酸钠溶液中，再加入葡萄糖酸内酯水溶液，得到海藻酸钠水凝胶；步骤二：将海藻酸钠水凝胶进行蒸发诱导干燥，得到海藻酸钠薄膜；步骤三：将海藻酸钠薄膜浸泡在Fe3+溶液中，交联形成海藻酸铁薄膜；步骤四：将海藻酸铁薄膜进行煅烧碳化，经酸洗刻蚀后，即得。本发明通过自组装纳米水凝胶膜的致密化和催化石墨化工艺，合成了密度高达1.18g cm‑3的致密碳薄膜电极。这些足够小且互锁的纳米碳球(<100nm)形成了互连的电子传导网络，同时该自组装架构自发产生了网络拓扑性离子传输通道，用于高电流密度下钠离子存储仍有很好的能量存储和释放能力。
Absstract of: CN121364237A
本发明涉及传感器技术领域，提出了一种柔性无线无源声表面波多通道气体传感器及其制备方法，传感器包括柔性衬底、压电薄膜、叉指换能器和反射栅，压电薄膜设置于柔性衬底表面；叉指换能器有四组，阵列设置于压电薄膜表面；每个叉指换能器的两侧均对称设置两组反射栅。其中，三组所述输入叉指换能器和输出叉指换能器之间的区域分别涂覆敏感材料：SnO2/Pd/MnOx/KH‑560/CNTs/PVP复合材料、PANI纳米纤维/KH‑560复合材料和分子印迹聚合物，剩下一组不涂覆敏感材料，作为参考。本发明传感器的敏感材料提升了传感器的灵敏度和选择性，缩短了响应时间以及降低了湿度干扰的影响，适用于CO、乙醇和丙酮气体检测。
Absstract of: CN121361787A
本发明属于功能材料技术领域，公开了一种单宁酸修饰的氢键强化型碳纳米管制备方法。该制备方法包括如下步骤：(1)将单宁酸(TA)配制为单宁酸水溶液(a‑TA)；(2)将商用氨基化碳纳米管(NCNT)在水中充分分散，得到碳纳米管分散液(d‑NCNT)；(3)将a‑TA与d‑NCNT混合并充分搅拌，得到TA修饰的碳纳米管分散液(d‑TNCNT)；(4)将d‑TNCNT经离心，纯化与冷冻干燥即可得到目标产品。本发明产品能在电极结构中提供氨基(‑NH2)，质子化氨基(‑NH3+)与酚羟基(‑OH)三种氢键位点，改善碳纳米管与活性材料的界面相互作用，优化电极在循环过程中的机械稳定性与导电网络稳定性。
Absstract of: PL449249A1
Przedmiotem zgłoszenia jest sposób wytwarzania kompozytu fluorofosforanu sodowo-wanadowego z węglem amorficznym, krystalizującego w strukturze NASICON-u, polegający na przygotowaniu stałej, homogenicznej i stechiometrycznej mieszaniny prekursorów zawierających jony Na+, VO3-, PO43- i F- oraz przeciwjony ulegające rozpadowi do produktów gazowych w wysokiej temperaturze, którą to mieszaninę poddaje się obróbce termicznej i następczej homogenizacji z materiałem węglowym charakteryzujący się tym, że stała homogeniczna mieszanina prekursorów, zawierająca dodatkowo utleniacz i paliwo, poddawana jest samospaleniu, a otrzymany materiał poddawany jest mieleniu z węglem bezpostaciowym z następczą obróbką termiczną, gdzie: przygotowuje się roztwór utleniacza, zawierający NH4F, (NH4)2HPO4 i NaNO3 w stosunku molowym 3:2:3 w wodzie dejonizowanej w zlewce z PTFE, przy czym utleniaczem są aniony azotanowe, przygotowuje się roztwór paliwa zawierający NH4VO3 i kwas cytrynowy w stosunku molowym 3:2 w wodzie dejonizowanej w zlewce szklanej, przy czym paliwem jest kwas cytrynowy, roztwór utleniacza i roztwór paliwa poddaje się jednoczesnemu mieszaniu i ogrzewaniu w temperaturze 80°C, do momentu, gdy roztwór paliwa zmieni kolor na niebieski, dodaje się kropla po kropli roztwór paliwa do roztworu utleniacza przy ciągłym mieszaniu przy zachowaniu stosunku molowego NH4VO3 do (NH4)2HPO4 wynoszącego 1:1, a następnie ogrzewa się w temperaturze 80°C do c
Absstract of: PL452881A1
Przedmiotem zgłoszenia jest materiał kompozytowy na bazie żywicy poliuretanowej z grafenem przeznaczony do stosowania jako materiał o zwiększonym przewodnictwie cieplnym, charakteryzujący się tym, że zawiera matrycę polimerową w zakresie od 75% do 84% wag, utwardzacz w zakresie od 15,5% do 17% wag. oraz nanonapełniacz w zakresie od 0,5% do 10% wag. w odniesieniu do całkowitej masy materiału kompozytowego, przy czym matrycę polimerową stanowi żywica poliuretanowa, utwardzacz stanowi izocyjanian, a nanonapełniacz stanowi grafen płatkowy. Przedmiotem zgłoszenia jest również sposób wytwarzania materiału kompozytowego na bazie żywicy poliuretanowej z grafenem.
Absstract of: CN121355231A
本发明提供了一种多孔石墨烯负极材料及其制备方法，涉及石墨烯材料技术领域，包括以下质量比成分：石墨烯10‑30份、碳纳米管2‑8份、氮源5‑15份、纳米金属颗粒1‑5份、分散剂0.5‑3份及溶剂50‑80份；所述碳纳米管用于连接分散的石墨烯片层并抑制其堆叠，所述氮源用于在石墨烯碳骨架中引入氮掺杂缺陷位点，所述纳米金属颗粒用于构建石墨烯‑金属导电网络；本发明通过合理配比石墨烯与碳纳米管，使碳纳米管同时发挥桥梁与支柱作用，有效连接分散的石墨烯片层并抑制其堆叠，形成贯穿材料颗粒的高速电子传导通道，显著降低电极内阻，大幅提升负极的大电流充放电能力，解决了传统石墨烯负极因堆叠导致的导电性差问题。
Absstract of: CN121342008A
本发明涉及一种单壁碳纳米管提纯方法及单壁碳纳米管，单壁碳纳米管提纯方法包括如下步骤：预氧化：对单壁碳纳米管进行预氧化处理；超临界萃取：将预氧化后的单壁碳纳米管进行超临界萃取分离纯化；其中，将预氧化中间产物置于超临界萃取系统的萃取单元，引入超临界流体、共溶剂及螯合试剂，在设定参数下萃取，使金属杂质与螯合试剂形成可溶螯合物、无定形碳溶解于超临界流体；后处理：从萃取单元中收集固体物质，过筛分离得到纯化后的单壁碳纳米管。如此，采用预氧化和超临界萃取结合的方法，采用螯合剂与金属杂质形成可溶螯合物，结合超临界流体的强溶解特性，实现金属杂质高效去除，能够减少杂质，提高产物纯度。
Nº publicación: CN121342099A 16/01/2026
Applicant:
昆明有色冶金设计研究院股份公司
Absstract of: CN121342099A
本发明公开了一种ZIF‑67衍生的钴氧化物的制备方法及其在电化学还原硝酸盐中的应用，属于电化学技术领域。将钴盐和2‑甲基咪唑以质量比0.1~0.8:1分别溶解在甲醇中，连续搅拌12~36 h，离心洗涤后烘干得到ZIF‑67。将ZIF‑67在空气气氛中煅烧，温度250~500℃，升温速率2~10℃/min，保温1.5~3 h，然后将产物恢复至室温，得到Co3O4/C颗粒。将Co3O4/C颗粒与电解质溶液混合制备成电浆液作为流动阴极；电解质溶液中Na2SO4浓度为0.05~0.2 M，NaNO3初始浓度为10~1000 mg N/L；电浆液中Co3O4/C颗粒质量分数为0.1~1%；阳极电解质为硫酸钠；采用恒电流操作。所述Co3O4/C颗粒的制备方法工艺简单、成本低廉，将Co3O4/C颗粒应用于流动电极系统用于电化学还原硝酸盐，能在2 h达到92.6%的硝酸盐去除率和98.7%的氨选择性，且在多次循环中均表现出出色的还原性能。
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