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RU2015152977A - METHOD FOR PRODUCING DIAMOND FILM ON TURBO-ALLOY PRODUCTS FROM TUNGSTEN CARBIDE - Google Patents

METHOD FOR PRODUCING DIAMOND FILM ON TURBO-ALLOY PRODUCTS FROM TUNGSTEN CARBIDE Download PDF

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Publication number
RU2015152977A
RU2015152977A RU2015152977A RU2015152977A RU2015152977A RU 2015152977 A RU2015152977 A RU 2015152977A RU 2015152977 A RU2015152977 A RU 2015152977A RU 2015152977 A RU2015152977 A RU 2015152977A RU 2015152977 A RU2015152977 A RU 2015152977A
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RU
Russia
Prior art keywords
diamond
carried out
diamond film
cobalt
tungsten carbide
Prior art date
Application number
RU2015152977A
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Russian (ru)
Other versions
RU2634098C2 (en
Inventor
Владимир Никитович Анциферов
Дмитрий Сергеевич Вохмянин
Original Assignee
федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пермский национальный исследовательский политехнический университет"
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Priority to RU2015152977A priority Critical patent/RU2634098C2/en
Publication of RU2015152977A publication Critical patent/RU2015152977A/en
Application granted granted Critical
Publication of RU2634098C2 publication Critical patent/RU2634098C2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/26—Deposition of carbon only
    • C23C16/27—Diamond only
    • C23C16/277—Diamond only using other elements in the gas phase besides carbon and hydrogen; using other elements besides carbon, hydrogen and oxygen in case of use of combustion torches; using other elements besides carbon, hydrogen and inert gas in case of use of plasma jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
    • C23C16/4404—Coatings or surface treatment on the inside of the reaction chamber or on parts thereof

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Plasma & Fusion (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Chemical Vapour Deposition (AREA)

Claims (3)

1. Способ получения алмазной пленки на твердосплавных изделиях из карбида вольфрама с содержанием в качестве связующего 6% кобальта, включающий подготовку поверхности твердого сплава путем шлифования алмазными пастами с последующей промывкой в ацетоне в среде ультразвука и удаления кобальтовой связки в поверхностном слое твердого сплава, ультразвуковую обработку в наноалмазных суспензиях с дополнительно введенными порошками с последующим получением сплошной алмазной пленки на твердосплавных изделиях путем газофазного химического осаждения углерода в микроволновом реакторе, отличающийся тем, что удаление кобальтовой связки в поверхностном слое твердого сплава ведут путем последовательной обработки в концентрированной H2SO4, смеси H2O2:H2SO4 в соотношении 1:3 и Н2О2 в течение 10, 40, 20 минут соответственно, а ультразвуковую обработку производят в суспензиях с добавлением нанометрового порошка оксидной керамики состава ZrO2-Y2O3-CeO2 и алмазного порошка в среде изопропилового спирта.1. A method for producing a diamond film on tungsten carbide carbide products with a cobalt content of 6% as a binder, comprising preparing the surface of the hard alloy by grinding with diamond pastes, followed by washing in acetone in an ultrasound medium and removing the cobalt bond in the surface layer of the hard alloy, ultrasonic treatment in nanodiamond suspensions with additionally introduced powders, followed by the production of a continuous diamond film on carbide products by gas-phase chemical carbon sazhdeniya in a microwave reactor, characterized in that the removal of the cobalt binder in the surface layer of the solid alloy is carried out by sequential treatment in concentrated H 2 SO 4 mixture of H 2 O 2: H 2 SO 4 in the ratio 1: 3 and H 2 O 2 for 10, 40, 20 minutes, respectively, and the ultrasonic treatment is carried out in suspensions with the addition of nanometer powder of oxide ceramics of the composition ZrO 2 -Y 2 O 3 -CeO 2 and diamond powder in isopropyl alcohol. 2. Способ по п. 1, отличающийся тем, что синтез пленки ведут при мощности СВЧ излучения 700 Вт, давлении в камере 25 Торр, составе газовой смеси 99:1 (H2:СН4), расходе газа 150 см3/мин и температуре образца 720°С.2. The method according to p. 1, characterized in that the synthesis of the film is carried out at a microwave power of 700 W, a pressure in the chamber of 25 Torr, a gas mixture of 99: 1 (H 2 : CH 4 ), a gas flow rate of 150 cm 3 / min and sample temperature 720 ° C. 3. Способ по п. 1, отличающийся тем, что нанопорошок оксидной керамики ZrO2-Y2O3-CeO2 берут с размером частиц 18-21 нм, а алмазный порошок синтезированный CVD методом с размером 90-120 нм.3. The method according to p. 1, characterized in that the nanopowder of oxide ceramic ZrO 2 -Y 2 O 3 -CeO 2 is taken with a particle size of 18-21 nm, and the diamond powder synthesized by CVD method with a size of 90-120 nm.
RU2015152977A 2015-12-09 2015-12-09 Method for obtaining diamond film on hard-alloy items made of carbide tungsten RU2634098C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2015152977A RU2634098C2 (en) 2015-12-09 2015-12-09 Method for obtaining diamond film on hard-alloy items made of carbide tungsten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2015152977A RU2634098C2 (en) 2015-12-09 2015-12-09 Method for obtaining diamond film on hard-alloy items made of carbide tungsten

Publications (2)

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RU2015152977A true RU2015152977A (en) 2017-06-15
RU2634098C2 RU2634098C2 (en) 2017-10-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117947300A (en) * 2024-01-25 2024-04-30 自贡中兴耐磨新材料有限公司 A tungsten alloy with weak low-temperature brittleness and its preparation method and application

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5855974A (en) * 1993-10-25 1999-01-05 Ford Global Technologies, Inc. Method of producing CVD diamond coated scribing wheels
US5585176A (en) * 1993-11-30 1996-12-17 Kennametal Inc. Diamond coated tools and wear parts
US5674620A (en) * 1994-08-11 1997-10-07 Saint-Gobain/Norton Industrial Ceramics Corporation Diamond-coated composite cutting tool and method of making
KR19990007993A (en) * 1995-04-24 1999-01-25 다나베 히로까즈 Diamond coating formed by vapor phase synthesis
US6814130B2 (en) * 2000-10-13 2004-11-09 Chien-Min Sung Methods of making diamond tools using reverse casting of chemical vapor deposition
GB0915971D0 (en) * 2009-09-11 2009-10-28 Element Six Ltd Polycrysalline diamond composite compact elements, tools incorporating same, method for making same and method for using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117947300A (en) * 2024-01-25 2024-04-30 自贡中兴耐磨新材料有限公司 A tungsten alloy with weak low-temperature brittleness and its preparation method and application

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Effective date: 20201210