Resumen de: WO2023087623A1

A method for high-yield preparation and regeneration of a carbon nanotube and hydrogen based on a mesh catalyst, relating to the field of organic solid waste utilization. A waste plastic is used as a raw material to produce a carbon nanotube and hydrogen having high additional values, and resource utilization of the plastic is realized while white pollution is restrained; a stainless steel mesh is used as a catalyst, and is low in cost, high in catalytic activity, and good in regeneration performance, and a prepared carbon tube and hydrogen are high in yield; and the stainless steel catalyst has the unique advantages that the stainless steel catalyst serves as a catalyst and a carrier at the same time, can perform simple physical stripping on a reacted carbon tube and the mesh catalyst, avoids the problems of high cost and high pollution caused by chemical separation, is easy to achieve large-scale preparation of the carbon tube and hydrogen, and has wide application prospects.

Resumen de: WO2023087067A1

The present invention relates to a method for producing a battery part. The method includes the step of forming graphene nano-particles using a carbon inclusive gas. The method involves combining the graphene nano-particles with one or more dispersing agents to form a combination. Further the method involves mixing the combination with a battery part liquid.

Resumen de: WO2023087057A1

A temperature detector (10) for a heat sensitive product (15) comprises: (a) a carbon or silicon containing material (20) having a heat transfer property variable with temperature, the carbon or silicon containing material being located proximate to a heat sensitive material (15); (b) a sensor (30) for measuring the heat transfer property of the carbon or silicon containing material (20); and (c) a signal generator (40) that provides a signal reflective of the heat transfer property of the carbon or silicon containing material (20) as measured by the sensor (30) and a temperature indication for the heat sensitive product (15).

Resumen de: US2023160847A1

Composite nanomaterials including a carbon nanomaterial and an electrocatalyst are disclosed and shown to facilitate enhanced detection, via electro-oxidation, of phenolic analytes when applied to a sensing electrode, such as the working electrode of an electrochemical sensor. In other example embodiments, methods and devices for improved electrochemical detection of phenolic analytes are disclosed in which a sensor electrode is modified by the presence of graphene nanosheets. Such modified electrodes may be employed to provide working electrodes in electrochemical sensors for the rapid detection of cannabinoids and/or associated metabolites in saliva. In some example implementations, the nanocomposite or graphene nanosheets are functionalized with magnetic particles and provided in a suspension that is initially contacted with the sample prior to being magnetically drawn to the surface of the electrode for electrochemical processing.

Resumen de: US2023159724A1

Elastomeric compositions are described that include at least one filler that are carbon nanostructures or fragments thereof. Methods to prepare elastomeric compositions are further described. Loadings of the carbon nanostructures can be from about 0.1 phr to about 50 phr or a volume fraction of from about 0.1 vol % to about 20 vol %.

Resumen de: US2023160076A1

The embodiments of the present disclosure relate to a method and apparatus for producing a carbon nanomaterial product (CNM) product that may comprise carbon nanotubes and various other allotropes of nanocarbon. The method and apparatus employ a consumable carbon dioxide (CO2) and a renewable carbonate electrolyte as reactants in an electrolysis reaction in order to make CNTs. In some embodiments of the present disclosure, operational conditions of the electrolysis reaction may be varied in order to produce the CNM product with a greater incidence of a desired allotrope of nanocarbon or a desired combination of two or more allotropes.

Resumen de: US2023160077A1

The embodiments of the present disclosure relate to a method and apparatus for producing a carbon nanomaterial product (CNM) product that may comprise carbon nanotubes and various other allotropes of nanocarbon. The method and apparatus employ a consumable carbon dioxide (CO2) and a renewable carbonate electrolyte as reactants in an electrolysis reaction in order to make CNTs. In some embodiments of the present disclosure, operational conditions of the electrolysis reaction may be varied in order to produce the CNM product with a greater incidence of a desired allotrope of nanocarbon or a desired combination of two or more allotropes.

Resumen de: WO2023089426A1

Described herein is methacrylate copolymer derived from: a (meth)acrylate monomer comprising a second terminal olefin group; an alkyl methacrylate monomer wherein the alkyl group comprises 1 to 4 carbon atoms; a mono(meth)acrylate monomer comprising a low-surface-energy group, wherein the low-surface-energy group comprises a perfluorinated alkyl group, a perfluorinated polyether group, or a silicone group; and a RAFT agent. Such copolymers can be used to make liquid compositions, which may then be used to generate tooling for nanoimprint or transfer lithography.

Resumen de: US2023160075A1

The embodiments of the present disclosure relate to a method and apparatus for producing a carbon nanomaterial product (CNM) product that may comprise carbon nanotubes and various other allotropes of nanocarbon. The method and apparatus employ a consumable carbon dioxide (CO2) and a renewable carbonate electrolyte as reactants in an electrolysis reaction in order to make CNTs. In some embodiments of the present disclosure, operational conditions of the electrolysis reaction may be varied in order to produce the CNM product with a greater incidence of a desired allotrope of nanocarbon or a desired combination of two or more allotropes.

Resumen de: US2023160078A1

The embodiments of the present disclosure relate to a method and apparatus for producing a carbon nanomaterial product (CNM) product that may comprise carbon nanotubes and various other allotropes of nanocarbon. The method and apparatus employ a consumable carbon dioxide (CO2) and a renewable carbonate electrolyte as reactants in an electrolysis reaction in order to make CNTs. In some embodiments of the present disclosure, operational conditions of the electrolysis reaction may be varied in order to produce the CNM product with a greater incidence of a desired allotrope of nanocarbon or a desired combination of two or more allotropes.

Resumen de: CN116154145A

本发明公开了一种一氧化硅/碳包覆硅核壳结构硅碳负极材料及其制备方法，涉及锂离子电池领域，硅碳负极材料的核为硅单质，核表面包覆有一氧化硅层，一氧化硅层表面包覆有碳层；制备方法包括将微米硅粉放入球磨罐中，在惰性气体的保护下进行球磨，得到细化硅粉，然后置于加热炉中，空气下升温，使表面氧化为二氧化硅；往加热炉中通入惰性气体，在不高于1300℃的温度下保温，得到一氧化硅包覆硅，再在其表面包覆碳层得到硅碳负极材料。本发明通过采用微米硅颗粒表面原位氧化，形成核壳结构的硅@二氧化硅，在歧化反应过程中氧原子易在颗粒内部迁移，从而大幅降低反应温度和提升反应效率，缩短反应时间，简化工艺过程，大幅降低成本。

Resumen de: CN116144355A

本发明公开了一种超长时间近红外水溶余辉发光碳点及其制备方法和应用，属于荧光碳纳米材料领域。该近红外水溶余辉发光碳点的制备方法包括：（1）将植物茎叶破碎后，放入有机溶剂中浸泡1‑48h，得到植物茎叶浸泡液；（2）将植物茎叶浸泡液过滤后在20‑200℃下热处理1‑24h，得到碳点溶液；（3）以二氯甲烷为引流剂对碳点溶液进行层析，收集最先层析出的绿色溶液，得到碳点的二氯甲烷溶液；（4）向碳点的二氯甲烷溶液中加入聚醚F127，搅拌后加水超声乳化，继续搅拌并加热至20‑70℃反应1‑6h，得到碳点水溶液，经冻干，得到超长时间近红外水溶余辉发光碳点，该碳点在水溶液中表现出寿命超过4小时的近红外余辉发光。

Resumen de: CN116139819A

本发明公开了一种磁性还原氧化石墨烯基复合材料、其制备方法及应用。所述制备方法包括：提供氧化石墨烯材料；将所述氧化石墨烯材料、三价铁盐、胺类化合物以及分散溶剂混合均匀，形成氧化石墨烯分散液；使所述氧化石墨烯分散液与还原性物质混合，获得反应前驱液；使所述反应前驱液进行溶剂热反应，获得磁性还原氧化石墨烯基复合材料。本发明提供的制备方法可以根据需求对膨胀度进行适当的调控，扩展了适用范围，并可以通过调控还原性物质的添加量获得不同亲水亲油性质的氧化石墨烯复合材料，进一步拓展了适用范围。

Resumen de: CN116143105A

本发明属于碳材料领域，具体涉及一种超有序结构碳纳米管及其制备方法和应用。本发明的制备方法，包括如下步骤：将载体浸润于催化剂前驱体溶液，得到载有催化剂前驱体的载体；通过化学沉积法在所述载有催化剂前驱体的载体表面生长得到超有序结构碳纳米管；所述载体经过特殊处理，包括热处理、无机酸预处理、羧酸修饰处理。经过特殊处理的载体能够促进催化剂前驱体能够更好地吸附和负载在载体表面，对碳纳米管进行干扰和限域生长，得到的碳纳米管具有高度取向性，形貌长直且具有特殊的树脂分叉结构，导电性能优异，可应用于制备锂离子电池的导电剂。

Resumen de: CN116143104A

本发明提供了一种利用低阶煤制备含金刚石结构光致发光碳纳米颗粒的方法，包括一种利用低阶煤制备含纳米金刚石结构碳纳米颗粒的方法，其特征在于，包括：步骤S1、将低阶煤球磨、筛分处理，得到煤粉；步骤S2、将煤粉与双氧水溶液按照一定比例混合，并在一定温度下进行搅拌常压加热反应；步骤S3、将反应后的溶液进行抽滤；步骤S4、将抽滤后的滤液进行干燥处理，得到含纳米金刚石结构碳纳米颗粒。本发明方法简单，所制备碳纳米颗粒发光效果简单可调。

Resumen de: WO2023086866A1

Carbon nanotube fluid matrices, methods of producing carbon fluid matrices and the use of the carbon fluid matrices for printing. In accordance with certain embodiments, the carbon fluid matrices are free of surfactants, polymers and additives typically required for stable formulations.

Resumen de: WO2023083394A1

The matter of the invention is a filter material that is made of a nanofibrous layer of polyvinylalcohol, a non-woven fabric made of polyvinylalcohol is used as a carrier of our filter material, which creates the overall filter product. The filter material is the only synthetic polymer that has a chain made of carbon-carbon bonds and is degradable, whereas H2O and CO2 are the degradation products. Physico-chemical properties, minimal toxicity and biodegradability predetermine the material not only for use in the biomedical and pharmaceutical industries. The filter material, including the nanofibrous layer, meets ecological requirements regarding the environment, their subsequent disposal does not burden the environment.

Resumen de: US2023150821A1

The present disclosure provides a method for producing elongated non-entangled nanotube filaments using a vertical upward flow floating catalyst chemical vapor deposition system.

Resumen de: US2023150813A1

The present disclosure relates to a composite for hydrogen storage formed through lithiation and a method of preparing the same.

Resumen de: WO2022148669A1

The present invention relates to a method for producing trans-polyoctenamer-graphene composite material having a high degree of loading, the highly loaded trans-polyoctenamer-graphene composite material as such and its use.

Resumen de: CN116119626A

本发明公开了一种涉及钠离子电池负极材料的合成方法，特别涉及一种基于N掺杂CNT构造C@MoSe2@NCNT材料的合成方法，N掺杂CNT中，N的掺入会增加表面的自由电子数，从而提高导电性，也会一定程度上提高NNMWCNT的吸附能力。本发明方以五氯化钼、Se、CNT、乙二醇(聚乙二醇)为原料，通过超声分散和后续的煅烧法合成C@MoSe2@NMWCNT纳米复合异质结材料。该方法所得产品相比于同类产品，方法简单，能耗低、重复性高，MoSe2、NMWCNT可分散度高，形貌均匀，活性位点多，循环稳定性好(在2A g‑1电流密度下,1100次循环后保持226mA h g‑1的放电比容量；3600次循环后，其为168mA h g‑1)，有利于实现其规模化生产。

Resumen de: CN116119649A

一种生物兼容性碳量子点的制备方法，将固体柠檬酸颗粒加入到5mL烧杯中，在160～280℃下进行热反应，得到生物兼容性的碳量子点。将热反应后的碳点溶液在一定转速下离心分离，取上层清液过透析膜或滤膜，收集渗析液或滤液，得到水溶性或醇溶性碳量子点，经过冷冻干燥后的到生物兼容性碳量子点。本发明利用柠檬酸产生的生物兼容性碳量子点具有较好的生物兼容性在和微生物(蓝藻)共培养过程中展现出较好的生物兼容能力，降低了纳米材料的毒性提高了蓝藻细胞的导电性。本方法能够有效解决纳米材料碳量子点具有毒性的问题，同时通过应供柠檬酸制备碳点具有较低的经济成本，且无毒副作用产生，绿色环保。

Resumen de: CN116130682A

本发明属于电催化剂技术领域，提供了一种褐煤基氮掺杂碳化铁@石墨碳层/碳纳米管杂化材料的制备方法。本发明先将褐煤浸渍于氢氧化钾中，使褐煤中的菱铁矿暴露出来，然后添加铁盐和氮源进行热解处理，使暴露出的Fe2+和添加的铁盐还原为α‑Fe，同时被氢氧化钾裂解而产生的碳原子吸附在α‑Fe上并转化为碳化铁，然后碳原子在碳化铁表面堆积生长，形成包覆碳化铁的碳纳米管；同时K和Fe催化碳基体向石墨碳层转化，并包覆粒径较大的碳化铁粒子；氮源受热分解产生N原子，部分N被Fe锚定形成Fe‑N；最后经过酸碱处理去除杂质，进而得到了褐煤基氮掺杂碳化铁@石墨碳层/碳纳米管杂化材料。

Resumen de: CN116119654A

本发明公开了一种氧化石墨烯的纯化方法，通过改进Hummers法制备氧化石墨烯滤饼；将柠檬酸、水杨酸、苹果酸与酒石酸溶于去离子水中，得到混合酸溶液；将氧化石墨烯滤饼加入到混合酸溶液中，均匀分散，得到氧化石墨烯分散液，多次抽滤至上层清液的pH为5‑6，干燥，得到纯化后的氧化石墨烯。本发明采用含有柠檬酸、水杨酸、苹果酸与酒石酸的混合酸溶液为溶剂，能够有效地使氧化石墨烯滤饼在其中均匀分散，避免氧化石墨烯粘度增大而发生凝胶化，有利于固液分离，极大地提高了有氧化石墨烯的清洗纯化效率，同时避免引入诸如Cl‑、Na+等杂质离子。本发明工艺简单、成本低、纯化效率高且避免引入其他杂质离子。

Resumen de: CN116119653A

本发明公开了一种多功能抗聚集猝灭碳纳米洋葱及其制备方法与应用。本发明以组氨酸和含氮元素的硅烷小分子化合物为前驱体，镧系金属盐为催化剂，通过温和的一步水热或溶剂热法合成具有丰富亲水性表面官能团的碳纳米洋葱。本发明制备工艺具有简便、成本低和绿色环保等特点；所制备得到的碳纳米洋葱具有高光稳定性和水溶性、优异的固态和分散态荧光。本发明的碳纳米洋葱可用作水性墨水实现多颜色防伪；用作荧光探针实现致病性真菌细胞成像；用作荧光粉有望应用于光电设备。