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Resultados 72 resultados LastUpdate Última actualización 27/10/2020 [20:54:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 60 días (excluida automoción) / Applications published in the last 60 days (Automotion publications excluded)



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一种光致发光波长稳定的红光碳点的制备方法

NºPublicación: CN111807349A 23/10/2020

Solicitante:

河南师范大学

Resumen de: CN111807349A

本发明公开了一种光致发光波长稳定的红光碳点的制备方法,属于功能材料荧光碳点的制备技术领域。本发明的技术方案要点为:将苯二胺类化合物和氨基酸混合溶于去离子水后加入到高压反应釜中并于160‑280℃反应2‑12h,再经过纯化、干燥后得到光致发光波长稳定的红光碳点。本发明所制备的红光碳点呈现双波段发射波长,在600nm及650nm具有较强的激发波长,且发射波长不依赖于激发波长而发生偏移;同时本发明具有制备工艺简单、易批量生产等特点。

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碳量子点及其制备方法

NºPublicación: CN111807348A 23/10/2020

Solicitante:

苏州星烁纳米科技有限公司

Resumen de: CN111807348A

本申请提供一种碳量子点及其制备方法。制备方法包括步骤:S1、将前驱体与有机溶剂混合,制备前驱体分散液;以及S2、对所述前驱体分散液在常压下进行超声波处理和/或微波处理,得到碳量子点溶液;S3、对所述碳量子点溶液进行纯化处理,得到碳量子点;其中,所述前驱体包括植物。该制备方法时间短,过程易于控制、重复性好;且与常规的高温加热法相比,制备得到的碳量子点的效率更高、半峰宽更窄。

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NANOCOMPOSITE COATED PROPPANTS AND METHODS OF MAKING SAME

NºPublicación: WO2020214566A1 22/10/2020

Solicitante:

SAUDI ARABIAN OIL CO [SA]
ARAMCO SERVICES CO [US]

US_2020332179_A1

Resumen de: WO2020214566A1

The present disclosure relates to methods of making nanocomposite coated proppants with a nanocomposite coating, including adding a quantity of precursor nanoparticles comprising carbon nanotubes supported by metal oxide catalyst nanoparticles to an uncured resin. The metal oxide catalyst nanoparticles and the uncured resin are selected such that the metal oxide catalyst nanoparticles are dissolvable in the uncured resin. The metal oxide catalyst nanoparticles are capable of dissolving in the uncured resin such that an amount of carbon nanotubes are dispersed within the uncured resin to form a nanocomposite coating. The method may further include coating proppant particles with the nanocomposite coating to make nanocomposite coated proppants.

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CARBON NANOTUBE LIQUID DISPERSION, AND METHOD FOR PRODUCING SAME

NºPublicación: US2020331757A1 22/10/2020

Solicitante:

NITTA CORP [JP]

KR_20200077560_A

Resumen de: US2020331757A1

A CNT dispersion includes a dispersion medium, and a nanocarbon material containing carbon nanotubes dispersed in the dispersion medium. 98% or more of the nanocarbon material has a length of 1 μm or more and 105 μm or less and the nanocarbon material has an average aspect ratio of 100 or more and 20000 or less.

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表面修飾ナノダイヤモンドの製造方法

NºPublicación: JP2020172406A 22/10/2020

Solicitante:

株式会社ダイセル

Resumen de: JP2020172406A

【課題】生産効率に優れ、種々のアミンを用いて、アミン由来の表面修飾基を有する表面修飾ナノダイヤモンドを得ることが可能な表面修飾ナノダイヤモンドの製造方法を提供する。【解決手段】ナノダイヤモンド及びアミンを含む混合液を液中プラズマ処理して、前記アミン由来の窒素原子含有基を表面に有するナノダイヤモンドを得る液中プラズマ処理工程を含む、表面修飾ナノダイヤモンドの製造方法。アミンは、下記式(1)で表されるアミンであり、前記式(1)で表されるアミンにおける炭素原子の総数が26〜60であることが好ましい。RnNH3-n(1)【選択図】図1

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Doped Diamond SemiConductor and Method of Manufacture Using Laser Abalation

NºPublicación: US2020335586A1 22/10/2020

Solicitante:

ADAMANTITE TECH LLC [US]

US_2018301535_PA

Resumen de: US2020335586A1

A doped diamond semiconductor and method of production using a laser is disclosed herein. As disclosed, a dopant and/or a diamond or sapphire seed material may be added to a graphite based ablative layer positioned below a confinement layer, the ablative layer also being graphite based and positioned above a backing layer, to promote formation of diamond particles having desirable semiconductor properties via the action of a laser beam upon the ablative layer. Dopants may be incorporated into the process to activate the reaction sought to produce a material useful in production of a doped semiconductor or a doped conductor suitable for the purpose of modulating the electrical, thermal or quantum properties of the material produced. As disclosed, the diamond particles formed by either the machine or method of confined pulsed laser deposition disclosed may be arranged as semiconductors, electrical components, thermal components, quantum components and/or integrated circuits.

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CHANGING A DENSITY OF A NANOFIBER SHEET USING AN EDGED SURFACE

NºPublicación: JP2020530432A 22/10/2020

Solicitante:

リンテック・オヴ・アメリカ,インコーポレイテッド

TW_201910255_A

Resumen de: WO2019032291A1

A density of a nanofiber sheet can be changed using an edged surface, and in particular an arcuate edged surface. As described herein, a nanofiber sheet is drawn over (and in contact with) an arcuate edged surface. Depending on whether the arcuate surface facing a direction opposite the direction in which the nanofiber sheet is being drawn is convex or concave determines whether the nanofiber sheet density is increased relative to the as-drawn sheet or decreased relative to the as-drawn sheet.

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NANOCOMPOSITE COATED PROPPANTS AND METHODS OF MAKING SAME

NºPublicación: US2020332179A1 22/10/2020

Solicitante:

SAUDI ARABIAN OIL CO [SA]

WO_2020214566_A1

Resumen de: US2020332179A1

The present disclosure relates to methods of making nanocomposite coated proppants with a nanocomposite coating, including adding a quantity of precursor nanoparticles comprising carbon nanotubes supported by metal oxide catalyst nanoparticles to an uncured resin. The metal oxide catalyst nanoparticles and the uncured resin are selected such that the metal oxide catalyst nanoparticles are dissolvable in the uncured resin. The metal oxide catalyst nanoparticles are capable of dissolving in the uncured resin such that an amount of carbon nanotubes are dispersed within the uncured resin to form a nanocomposite coating. The method may further include coating proppant particles with the nanocomposite coating to make nanocomposite coated proppants.

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Imaging Neurotransmitters In Vivo Using Functionalized Carbon Nanotubes

NºPublicación: US2020330614A1 22/10/2020

Solicitante:

UNIV CALIFORNIA [US]

Resumen de: US2020330614A1

Imaging based detection of changes in extracellular neurotransmitter concentration in living tissue is achieved using novel nanotube-based sensors. The sensors are functionalized, neurocompatible single-walled carbon nanotubes (SWNT) comprising an adsorbed neurotransmitter analyte selective polynucleotide.

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一种片状氧化铁纳米颗粒/多层石墨烯复合材料及制备方法

NºPublicación: CN111792676A 20/10/2020

Solicitante:

杭州电子科技大学

Resumen de: CN111792676A

本发明公开了一种片状氧化铁纳米颗粒/多层石墨烯复合材料及其制备方法,采用铁粉为铁源,添加微量丙三醇作为结构导向剂,制备的氧化铁纳米片的尺寸均匀,氧化铁纳米片在多层石墨烯表面均匀分布。具体的制备过程:配制DMF和水的混合溶剂,加入膨胀石墨进行超声处理获得多层石墨烯分散液;将丙三醇、乙酸钠加入加分散液中磁力搅拌均匀;随后将分散液放入90℃水浴中,在磁力搅拌条件下,将一定量的铁粉和稀硝酸依次加入到多层石墨烯分散液中;反应一定时间,取出后经离心清洗后获得片状氧化铁纳米颗粒/多层石墨烯复合材料。本发明制备工艺简单,适合工业化生产。

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通过稀酸预处理提高生物质碳量子点得率的方法

NºPublicación: CN111792638A 20/10/2020

Solicitante:

浙江工业大学

Resumen de: CN111792638A

一种通过稀酸预处理提高生物质碳量子点得率的方法:将生物质材料干燥后研磨成粉末,浸泡于25‑75℃稀酸预处理溶液中30‑120min,之后于密闭的反应釜内升温至160‑240℃反应3‑12h,自然冷却至室温,离心,收集上清液,过滤,收集滤液,干燥后获得碳量子点粉末;本发明以生物质为碳源,经过稀酸预处理,通过水热法制备碳量子点,所制备的碳量子点具有高得率,良好的水溶性以及强荧光性;本发明方法不涉及高浓度酸试剂,对设备要求低,反应条件温和,过程简单,易于操作。

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一种超薄多孔氧化铋纳米片负载石墨烯复合材料及其制备方法、锂离子电池负极及电池

NºPublicación: CN111799452A 20/10/2020

Solicitante:

安徽师范大学

Resumen de: CN111799452A

本发明公开了一种超薄多孔氧化铋纳米片负载石墨烯复合材料及其制备方法、锂离子电池负极及锂离子电池,利用价格低廉的原料通过水热反应、煅烧制备得到超薄多孔氧化铋纳米片,再以石墨烯对其进行包覆,得到层状堆积的片状结构复合材料,其具有较高的比表面积,且制备工艺简单、成本低,以其作为活性物质制备得到锂离子电池负极,并制备得到具有较高的容量及循环稳定性锂离子电池。

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一种纳米材料的制备方法

NºPublicación: CN111777063A 16/10/2020

Solicitante:

西安交通大学

Resumen de: CN111777063A

一种纳米材料的制备方法,先将铁氧体和石墨烯分别溶于乙醇溶液中;然后将得到的两种溶液进行均匀混合并超声搅拌以及真空抽滤处理,得到包含铁氧体、石墨烯和乙醇的固体物质;再将固体物质放入真空烘箱中烘干,得到含有铁氧体和石墨烯的纳米材料;本发明能够制备出结构稳定的纳米材料。

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COMPOSITIONS AND METHODS FOR DELIVERY OF NUCLEIC ACID TO PLANT CELLS

NºPublicación: CN111788309A 16/10/2020

Solicitante:

布里斯托大学

CA_3091006_A1

Resumen de: WO2019134897A1

The present proposals relate to the delivery of nucleic acids to plant cells and particularly, although not exclusively, to bioengineering of plants by delivery of DNA and expression in a host plant. The proposals also relates to enhancement of photosynthesis in plants and to algaecidal compositions. In these proposals, the CND compound has the formula: CND-[(L)y-X] in which: CND is a carbon nanodot having a diameter in the range 0.5-20 nm; L is a linker selected from C1-20 alkylene, or C1-20 alkenylene groups optionally including 1-5 heteroatoms selected from -0-, -N(H)-, and -S-; X is selected from: a) PEG-(NR2)q, in which each R is independently H or C1-6 alkyl and the integer q is 0 or 1 and in which the PEG-(NR2)q is optionally associated with a nucleic acid; b) a sugar moiety; and c) an NR2 group, in which each R is independently H or C1-6 alkyl wherein PEG is a polyethylene glycol having a weight average molecular weight (Mw) greater than 200 the integer y is 0 or 1; wherein when y is 1, each of the CND and X moieties is attached to the L group either directly or via an amide bond; and z is an integer greater than or equal to 1.

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PROCEDIMIENTO DE OBTENCION DE OXIDO DE GRAFENO CARBOXILADO MONOCAPA Y OXIDO DE GRAFENO CARBOXILADO MONOCAPA OBTENIDO

NºPublicación: ES2787504A1 16/10/2020

Solicitante:

APPLYNANO SOLUTIONS S L [ES]

五氧化二钒/rGO包覆镍钴锰酸锂正极材料及制备方法

NºPublicación: CN111785960A 16/10/2020

Solicitante:

中南大学

Resumen de: CN111785960A

五氧化二钒/rGO包覆镍钴锰酸锂正极材料及制备方法,所述正极材料是由五氧化二钒/rGO包覆镍钴锰酸锂形成的球形核壳结构颗粒;所述五氧化二钒/rGO与镍钴锰酸锂的质量比为0.01~0.05:1;所述镍钴锰酸锂的化学式为LiNixCoyMn(1‑x‑y)O2,其中0.75≤x≤0.85,0.05≤y≤0.15,1‑x‑y>0;所述五氧化二钒/rGO复合材料由五氧化二钒在rGO层间锚定形成整体包覆层,五氧化二钒与rGO的质量比为1~3:1。本发明还公开了五氧化二钒/rGO包覆镍钴锰酸锂正极材料的制备方法。本发明正极材料锂离子和电子导电率高,电化学性能好;本发明方法简单可控,成本低,适于工业化生产。

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CARBYNE-CONTAINING COMPOSITE MATERIAL

NºPublicación: JPWO2019039516A1 15/10/2020

Solicitante:

株式会社名城ナノカーボン

WO_2019039516_PA

Resumen de: WO2019039516A1

Provided is a carbyne-containing composite material which is a carbon nanotube aggregate which contains carbyne therein at a higher filling rate. The provided carbyne-containing composite material contains carbyne and a CNT aggregate obtained by aggregating a plurality of carbon nanotubes. Carbyne is filled to at least 30% of the plurality of carbon nanotubes. The carbyne filling rate F is calculated, for example, on the basis of the subsequent formula from: the relative intensity ILCC/G * of the LCC band relative to the G band in carbon nanotubes filled with carbyne at a filling rate of 100%, and the relative intensity ILCC/G of the LCC band relative to the G band in a carbyne-containing composite material. F(%)=ILCC/G/ILCC/G*×100

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METHOD FOR PRODUCING A MODIFIER FOR PREPARING A COMPOSITE MATERIAL BASED ON A THERMOPLASTIC POLYMER

NºPublicación: WO2020209755A1 15/10/2020

Solicitante:

M\u0421D TECH S A R L [LU]
PREDTECHENSKIY MIKHAIL RUDOLFOVICH [RU]

Resumen de: WO2020209755A1

The invention proposes a method for producing a high-endurance composite material based on a thermoplastic polymer (polyamide or polycarbonate), comprising mixing a polymer with fibres and carbon nanotubes. Carbon nanotubes are introduced into the polymer as part of a modifier comprising a polymer and carbon nanotubes, with the concentration of carbon nanotubes in the modifier being 5-33 wt%. The invention also proposes a method for producing a modifier.

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CROSS-FLOW FILTRATION DEVICE AND CROSS-FLOW FILTRATION METHOD

NºPublicación: JPWO2019064565A1 15/10/2020

Solicitante:

日本電気株式会社

US_2020254389_A1

Resumen de: WO2019064565A1

This cross-flow filtration device (10) comprises a filter module (20) having an inner tank (21) and an outer tank (22) that are separated by a semipermeable membrane (23), a treatment liquid tank (30) that accommodates a treatment liquid, a pump (40) that causes the treatment liquid to circulate to the inner tank (21) of the filter module (20) and the treatment liquid tank (30), a supplemental liquid tank (60) that accommodates a supplemental liquid with which the treatment liquid tank is supplemented, at least one or more sensors that measure the pressure of the circulating treatment liquid, and a supplemental liquid measurement unit (80) that measures the amount of the supplemental liquid supplied from the supplemental liquid tank (60) to the treatment liquid tank (30), the supplemental liquid being continuously supplemented to the treatment liquid tank (30).

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Devices and Methods for Thin Film Chemical Processing

NºPublicación: US2020325025A1 15/10/2020

Solicitante:

2D FLUIDICS PTY LTD [AU]

KR_20200088405_A

Resumen de: US2020325025A1

Producing nanostructure materials in a thin film reactor (TFR) from starting material of inorganic or organic material of layered or two dimensional (2D) structure or inorganic material transformed in situ into 2D inorganic material, or single walled carbon nanotubes (SWCNTs), and a solvent or liquid phase. The TFR can be a vortex fluidic device (VFD) or a device with spaced first and second fluid contact surfaces, which can be conical, for relative rotation to generate shear stress in the thin film therebetween. A liquid supply means delivers a liquid between the first and second fluid contact surfaces. The composition can be exposed to laser energy. The thin film reactor can form graphene, graphene oxide, scrolls, tubes, spheres or rings of the layered or 2D material.

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Corrosion protection for metallic substrates

NºPublicación: KR20200118038A 14/10/2020

Solicitante:

어플라이드그래핀머티리얼즈유케이리미티드

CA_3089685_A1

Resumen de: GB2570733A

A composition for coating a metallic substrate susceptible to corrosion comprises a carrier and 0.002-0.09 wt.% platelets chosen from graphene, graphene oxide, and reduced graphene oxide nanoplatelets, and/or graphite flakes with nanoscale dimensions and ≤25 layers. The platelets may have a d50 particle size of <30 microns. Preferably, the composition has a packing density such that most platelets are not in physical or electrical contact with each other. The carrier may be a crosslinkable/noncrosslinkable resin, thermosetting acrylic, aminoplast, urethane, carbamate, polyester, epoxy, silicone, polyurea, silicate, or polydimethylsiloxane. A coating system comprises a first coating comprising the composition on a metallic substrate and a second coating on the first coating. The second coating comprises a carrier and ≥0.1 wt.% platelets chosen from graphene nanoplatelets and graphite flakes with nanoscale dimensions and ≤25 layers. A method of treating a metallic substrate, such as aluminium, aluminium alloy, or magnesium alloy, with the composition or coating system is also disclosed.

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NANOFIBER SHEET ASSEMBLY

NºPublicación: EP3720690A1 14/10/2020

Solicitante:

LINTEC AMERICA INC [US]

KR_20200104383_A

Resumen de: US2019218099A1

Nanofiber sheet assemblies include at least one nanofiber sheet and at least one nanofiber grid or web that is used to improve the physical durability of the nanofiber sheet within the assembly. Nanofiber sheet assemblies retain the permeability of the nanofiber sheets to gaseous phase substances. This enables technological applications of nanofiber sheet assemblies to include filters for micron or nano-scale particles that are disposed in gas phase substances.

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一种螺旋藻碳量子点的制备和应用

NºPublicación: CN111763514A 13/10/2020

Solicitante:

河西学院

Resumen de: CN111763514A

本发明公开了一种螺旋藻碳量子点的制备方法,是将螺旋藻、氨水和去离子水混合,搅拌均匀;将搅拌均匀的溶液于160~240℃下反应2~7h,冷却至室温,过滤得到滤液;将滤液用透析袋透析,得到螺旋藻碳量子点溶液;将螺旋藻碳量子点溶液冷冻干燥,即得螺旋藻碳量子点。本发明通过天然产物前驱物螺旋藻制备螺旋藻碳量子点,制备工艺简单,该碳量子点粒径单一且均匀、水溶性和分散性良好、无毒害作用,生物相容性好,荧光信号稳定、无光闪烁,荧光强度高,可以用于专一选择性识别水溶液中的Pb2+,灵敏度高。

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一种高SERS活性Au-Ag-氧化石墨烯复合材料的制备方法

NºPublicación: CN111761073A 13/10/2020

Solicitante:

江苏省特种设备安全监督检验研究院

Resumen de: CN111761073A

本发明涉及一种高SERS活性Au‑Ag‑氧化石墨烯复合材料的制备方法,属于分析测试技术领域。本发明提供的制备方法是以壳聚糖和抗坏血酸为还原剂,采用原位还原方法,在室温下,将壳聚糖加入HAuCl4溶液中搅拌均匀,再加入AgNO3溶液,得到混合溶液;然后将氧化石墨烯悬浮液加入到上述混合溶液中,并立即加入抗坏血酸,搅拌均匀,离心洗涤后即得到Au‑Ag‑氧化石墨烯复合材料。该制备方法过程简单、成本低廉,制备的Au‑Ag‑氧化石墨烯复合材料能够作为SERS基底增强分析物的拉曼信号,增强效果优异,其增强因子可达6.72×104。

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一种采用生物胶原废弃物制备固相碳量子点的方法及应用

Nº publicación: CN111762774A 13/10/2020

Solicitante:

郑州轻工业大学

Resumen de: CN111762774A

本发明涉及一种采用生物胶原废弃物制备固相碳量子点的方法及应用,该碳量子点的制备方法包括:(1)收集工厂产生的生物胶原废弃物作为碳源;(2)将所得到的生物胶原废弃物进一步酶解酸化处理、冷冻干燥并煅烧得到固相碳量子点粗产物;(3)将粗产物粉末收集,纯化后得到所述碳量子点材料。本发明制备方法简单易于操作,原料来源广泛、易得,实现了对于生物胶原废弃物的再利用,具有绿色无污染的优点,生物组织废弃物得到更高价值的回收利用,制得的碳量子点产率高,基本上实现碳源到碳量子点产品的全部转化,尤其适合大批量制备碳量子点,制备得到的碳量子点能够作为体内、体外成像剂使用,具有安全性高、毒副性低的优点。

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