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RU2012121044A - METHOD FOR PRODUCING CARBON COMPOSITE NANOMATERIALS - Google Patents

METHOD FOR PRODUCING CARBON COMPOSITE NANOMATERIALS Download PDF

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Publication number
RU2012121044A
RU2012121044A RU2012121044/05A RU2012121044A RU2012121044A RU 2012121044 A RU2012121044 A RU 2012121044A RU 2012121044/05 A RU2012121044/05 A RU 2012121044/05A RU 2012121044 A RU2012121044 A RU 2012121044A RU 2012121044 A RU2012121044 A RU 2012121044A
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Russia
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temperature
dried
minutes
carbon nanomaterials
calcined
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RU2012121044/05A
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Russian (ru)
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RU2516409C2 (en
Inventor
Владимир Викторович Чесноков
Валентин Николаевич Пармон
Александра Сергеевна Чичкань
Original Assignee
Федеральное государственное бюджетное учреждение науки Институт катализа им. Г.К. Борескова Сибирского отделения Российской академии наук
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Priority to RU2012121044/05A priority Critical patent/RU2516409C2/en
Publication of RU2012121044A publication Critical patent/RU2012121044A/en
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  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

1. Способ получения композиционных углеродных наноматериалов с нанесенным диоксидом кремния, отличающийся тем, что предварительно исходные углеродные наноматериалы обрабатывают в смеси азотной и/или соляной кислоты при температуре 50-100°С, промывают водой и сушат, затем пропитывают спиртовым раствором олигоорганогидридсилаксана, выпаривают, сушат и прокаливают.2. Способ по п.1, отличающийся тем, что в качестве исходных углеродных наноматериалов используют, например, наноуглеродный компонент со структурой нанотрубки, нанонити или нановолокна.3. Способ по п.1, отличающийся тем, что обрабатывают в смеси азотной и/или соляной кислоты при температуре 50-100°С в не менее 20 мин.4. Способ по п.1, отличающийся тем, что сушат при температуре 100-120°С не менее 20 мин.5. Способ по п.1, отличающийся тем, что композит УНТ-ОМГС сушат на воздухе при температуре не более 200°С в течение не менее 20 мин, а затем прокаливают в инертной среде при температуре 600-800°С не менее 20 мин.1. A method of producing composite carbon nanomaterials coated with silicon dioxide, characterized in that the initial carbon nanomaterials are pre-treated in a mixture of nitric and / or hydrochloric acid at a temperature of 50-100 ° C, washed with water and dried, then impregnated with an alcohol solution of organosilane hydridesilaxane, evaporated, dried and calcined. 2. The method according to claim 1, characterized in that, for example, a nanocarbon component with the structure of a nanotube, nanowire or nanofiber is used as the initial carbon nanomaterials. The method according to claim 1, characterized in that it is treated in a mixture of nitric and / or hydrochloric acid at a temperature of 50-100 ° C for at least 20 minutes. The method according to claim 1, characterized in that it is dried at a temperature of 100-120 ° C for at least 20 minutes. The method according to claim 1, characterized in that the CNT-OMGS composite is dried in air at a temperature of not more than 200 ° C for at least 20 minutes, and then calcined in an inert medium at a temperature of 600-800 ° C for at least 20 minutes.

Claims (5)

1. Способ получения композиционных углеродных наноматериалов с нанесенным диоксидом кремния, отличающийся тем, что предварительно исходные углеродные наноматериалы обрабатывают в смеси азотной и/или соляной кислоты при температуре 50-100°С, промывают водой и сушат, затем пропитывают спиртовым раствором олигоорганогидридсилаксана, выпаривают, сушат и прокаливают.1. A method of producing composite carbon nanomaterials coated with silicon dioxide, characterized in that the initial carbon nanomaterials are pre-treated in a mixture of nitric and / or hydrochloric acid at a temperature of 50-100 ° C, washed with water and dried, then impregnated with an alcohol solution of organosilane hydridesilaxane, evaporated, dried and calcined. 2. Способ по п.1, отличающийся тем, что в качестве исходных углеродных наноматериалов используют, например, наноуглеродный компонент со структурой нанотрубки, нанонити или нановолокна.2. The method according to claim 1, characterized in that as the starting carbon nanomaterials, for example, a nanocarbon component with the structure of a nanotube, nanowire or nanofiber is used. 3. Способ по п.1, отличающийся тем, что обрабатывают в смеси азотной и/или соляной кислоты при температуре 50-100°С в не менее 20 мин.3. The method according to claim 1, characterized in that it is treated in a mixture of nitric and / or hydrochloric acid at a temperature of 50-100 ° C for at least 20 minutes 4. Способ по п.1, отличающийся тем, что сушат при температуре 100-120°С не менее 20 мин.4. The method according to claim 1, characterized in that it is dried at a temperature of 100-120 ° C for at least 20 minutes 5. Способ по п.1, отличающийся тем, что композит УНТ-ОМГС сушат на воздухе при температуре не более 200°С в течение не менее 20 мин, а затем прокаливают в инертной среде при температуре 600-800°С не менее 20 мин. 5. The method according to claim 1, characterized in that the CNT-OMGS composite is dried in air at a temperature of not more than 200 ° C for at least 20 minutes, and then calcined in an inert medium at a temperature of 600-800 ° C for at least 20 minutes .
RU2012121044/05A 2012-05-22 2012-05-22 Method of obtaining carbon nanomaterial with applied silicon dioxide RU2516409C2 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017186201A1 (en) 2016-04-26 2017-11-02 Pardam, S.R.O. Precursor fibers intended for preparation of silica fibers, method of manufacture thereof, method of modification thereof, use of silica fibers
CN115477306A (en) * 2022-08-25 2022-12-16 皖西学院 A kind of ultra-thin silica nanotube and preparation method thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2607412C1 (en) * 2015-11-18 2017-01-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный технический университет имени Н.Э. Баумана" (МГТУ им. Н.Э. Баумана) Heat-resistant polymer composite material based on siloxane rubber and method for production thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2247820C (en) * 1996-03-06 2009-02-24 Hyperion Catalysis International, Inc. Functionalized nanotubes
US7833504B2 (en) * 2007-08-27 2010-11-16 The Research Foundation Of State University Of New York Silylated carbon nanotubes and methods of making same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017186201A1 (en) 2016-04-26 2017-11-02 Pardam, S.R.O. Precursor fibers intended for preparation of silica fibers, method of manufacture thereof, method of modification thereof, use of silica fibers
CN115477306A (en) * 2022-08-25 2022-12-16 皖西学院 A kind of ultra-thin silica nanotube and preparation method thereof
CN115477306B (en) * 2022-08-25 2023-08-18 皖西学院 Ultrathin silicon dioxide nanotube and preparation method thereof

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Effective date: 20180523