CN109811306A - A kind of carbon coating material with matrix surface with vertically oriented relationship - Google Patents
A kind of carbon coating material with matrix surface with vertically oriented relationship Download PDFInfo
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- CN109811306A CN109811306A CN201910144331.5A CN201910144331A CN109811306A CN 109811306 A CN109811306 A CN 109811306A CN 201910144331 A CN201910144331 A CN 201910144331A CN 109811306 A CN109811306 A CN 109811306A
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- carbon coating
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- coating material
- carbon
- vertically oriented
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Abstract
The invention discloses a kind of new carbon coating material, which has the feature that the carbon coating material has linear structure；The carbon coating and matrix surface have vertically oriented relationship；Auger spectrum of the range of the auger electrons of the carbon coating close to diamond.The carbon coating material has the advantage that the structure that coating has can make coating have " memory " and " management " effect；Coating has the mechanism of lubricant environment molecule self assembly in boundary layer, and there is structure to arrange effect certainly；Coating has higher hardness, higher wearability and lower coefficient of friction.
Description
Technical field
The present invention relates to the carbon materials that can be applied to the fields such as nanotechnology, Medical Devices, electronics, mechanical engineering.
Background technique
In modern science most important task first is that invention have new features material.Using carbon material as coating material
Material, relevant research report are as follows:
It is metastable state noncrystalline membrane (the Russian Federation patent N for having diamond feature using diamond-like materials as carbon coating
96110601), have and excellent properties as diamond phase.
Rolling bearing contains inner and outer ring simultaneously and rolls phosphor bodies, wherein the alternate coatings of diamond-film-like and metal mixed
(the patent RUS 2000109596 of the Russian Federation) is had been applied in the tracks of rolling element.
Russian Federation patent (RUS 2139456) propose the secondary friction element friction surface of friction formed antifriction and
The preparation method of wear-resisting coating.This method is to apply the glass-film of layer of silicon dioxide in the secondary friction element friction surface of friction,
The film is one layer " epitaxial film " deposited from the solution of perfluor polyoxy alkylcarbonic acid.
Coating is applied in the structure of rolling bearing in United States Patent (USP) (U.S. 6234679), the coating packet in the patent
Carbonitride layer is contained, substrate is between outer coating and substrate.The coating prepared in United States Patent (USP) (U.S. 6764714), although
Have higher hardness number and lower coefficient of friction, but still needs to further increase hardness and frictional behaviour is harsher to meet
It is required that.
Above-mentioned carbon coating is not able to satisfy related fields still for coating material due to lacking the structure of high orientation
The requirement of energy.As follows for the research of some carbon materials with specific structure, Russian Federation patent (RUS 2108288) mentions
The polycrystalline compounds of the carbon of the body-centered cubic structure with specific lattice parameter are gone out.In addition, Levchenko (V.A.
Levchenko, V.G. Babaev, M.B. Guseva, V.N. Matveenko. The carbon films as a
unique orienter for epitropic liquid crystals. The 10th European Conference
on Diamond, Diamond-Like Materials, Carbon Nanotubes, Nitrides & Silicon
Carbide., 12-17 September 1999, Prague Hilton Atrium Czech Republic, page 62)
Propose the carbon polymer with linear vertical orientation.But above-mentioned carbon coating is still in structure that there is certain defects.
Thus existing carbon coating material, there is following some disadvantages: high-wearing feature is inadequate；Lack the knot of high orientation
Structure；Function and effect are unstable；Temperature stability is insufficient；Low corrosion resistance.
Summary of the invention
The purpose of the present invention is inventing a kind of carbon coating material with matrix surface with vertically oriented relationship, feature exists
In the carbon coating material has linear structure；The carbon coating and matrix surface have vertically oriented relationship；The Russia of the carbon coating
Have a rest electronics range close to diamond auger spectrum.
Hardness, wearability, the frictional behaviour that the present invention improves carbon coating material are mainly accomplished by the following way: carbon coating
Carbochain and matrix surface have directional relation-vertical orientation in material.
Present invention can apply to the environment-friendly materials of field of mechanical manufacture technology, are mainly accomplished by the following way: the carbochain of coating with
Matrix surface is vertical (linear oriented structure).It is adsorption site in coating surface when coating organic liquid on the coating layer,
Adsorption site is made of foreign atom or atom group, (such as nitrogen-atoms, hydrogen, oxygen, hydroxyl) or other can influence coating surface
The substance of orientation and the intermolecular interaction of liquid phase.Adsorption site with have Van der Waals force energy be 0.9-8.2 kJ/
The surface layer of the organic liquid of mol is connected, and there is certain interaction on the surface layer of the coating and organic liquid and improves coating
Lubricity.When being prepared with the carbon coating material on the engine, and can be replaced in engine using the natural oil of environmental protection
There is the organic oil of pollution to environment.
Metal, ceramics, polymer, woven material can be can be as a variety of materials of the surface of solids of matrix in the present invention
Material and Such nonwoven materials etc..The surface of solids of material can be flexible.
Compared with the prior art, the advantages of the present invention are as follows: the carbon coating material of this patent has high hardness, micro-
Hardness number is 6000-9800HV；With extremely low coefficient of friction, coefficient of friction 0.004-0.06.In addition, the carbon of this patent applies
Layer material wearability is excellent, under small load wearability more than 3 times of diamond film,
Detailed description of the invention
It, below will be to attached drawing needed in the embodiment in order to illustrate more clearly of the technical solution that the present invention is implemented
It is briefly described.
Fig. 1 is the schematic diagram that carbon coating material is deposited on matrix.
Fig. 2 is the schematic diagram that the surface of carbon coating material mutually interacts with the surface layer of organic liquid.
Fig. 3 show the schematic device for preparing carbon material.
Fig. 4 is the carbochain schematic diagram vertical with coating surface.
Fig. 5 is the Raman spectrogram of the carbon coating film prepared.
Fig. 6 is the Auger electron spectroscopy figure of the carbon coating film prepared.
Fig. 7 is the molecular model schematic diagram of the carbon coating film prepared.
Wherein 1 represent matrix；2 represent carbon coating film 2；3 represent organic liquid；4 represent carbon atom (chain)；5 represent carbon
Adsorption site on coated film；6-11 is the device description for preparing carbon material, wherein 6 represent vacuum chamber；7 represent warm table；8
Represent inert gas source；9 represent plasma pulse generator；10 represent alloying gas source；11 represent plasmaassisted
Generator；12 represent the Van der Waals force between carbon atom.
Specific embodiment
The method for illustrating specifically to obtain this material below, concrete methods of realizing are as follows: lining is placed in vacuum chamber 6 (Fig. 3)
Bottom (matrix) 1 prepares carbon coating film 2 on matrix (shown in Fig. 1).As matrix 1, different solid and plastics material can be used
Material.The surface of substrate 1 can be straight line, be also possible to curve.The schematic device for preparing carbon material is as shown in Figure 3:
There is a substrate 1 on warm table 7, warm table 7 provides the necessary temp condition of substrate 1.In addition, the vacuum degree of working cavity 6
It is 10-7-10-9Mm.pt, if necessary when can use (for example, argon ion) Lai Qingjie of inert gas source 8 substrate 1 surface.So
The surface of substrate 1 is activated by inert gas source afterwards, meanwhile, cool down or heat substrate with warm table 7, and with plasma arteries and veins
Generator 9 (such as carbon plasma) is rushed to obtain carbon coating film.Plasma density is needed more than 1015 cm-3.1 list
The deposition velocity of layer film is realized by adjusting following parameter: vacuum pump adjusts the pressure in working chamber 6, warm table 7
The temperature of inclination angle, the pulse frequency of plasma generator 9 and substrate 1 is realized.
In order to form the coating (such as tribological property) with required performance, need using alloying gas source 10.It should
Source generates the gas (such as nitrogen) containing doped chemical.Plasma pulse generator 11 is synchronous work with alloying gas source 10
Make rather than independent of one another or work alternatively.When carbon coating film is deposited on matrix, certain process conditions can be passed through
Orientation needed for obtaining.Orientation relationship needed for carbon coating film prepared by the present invention and matrix surface is vertical orientation.
By preparation method mentioned above, a kind of carbon coating material with matrix surface with vertically oriented relationship is obtained
Material, as shown in Figure 4.The carbon coating material has linear structure.Fig. 5 is the carbon coating material of the 100nm thickness of the invention patent preparation
The Raman spectrogram of material.It is known that carbon coating film prepared by the present invention has linear structure from Fig. 5.The carbon coating
There is the consistent vertically oriented relationship of height with matrix surface.The Auger electron spectroscopy figure of different materials in Fig. 6 is compared
Analysis, wherein the curve of m-carbon is the Auger electron spectroscopy figure of carbon coating film prepared by the present invention；N-carbon's
Curve is correlation curve, represents the Auger electron spectroscopy figure of the carbon coating material of other people preparations；The curve of diamond is Buddha's warrior attendant
The Auger electron spectroscopy figure of stone；The curve of graphite is the Auger electron spectroscopy figure of graphite.From the Auger electron spectroscopy figure of Fig. 6
Can analyze and learn: compared with the Auger electron spectroscopy of diamond, the peak point of the Auger electron spectroscopy of the carbon coating differs 5eV
Within, that is, show the range of the auger electrons of the carbon coating close to the auger spectrum of diamond.Fig. 7 is the carbon coating film prepared
Molecular model schematic diagram, carbochain can be made of 3 to 8 carbon atoms, and active force is Van der Waals force between carbochain.
Since coating has the oriented structure vertical with matrix surface, thus carbon coating material of the invention, have following
Advantage: coating has " memory " and " management " effect；The coating has the machine of lubricant environment molecule self assembly in boundary layer
There is reason structure to arrange effect certainly.It is prepared in the coating prepared compared with prior art, such as United States Patent (USP) (U.S. 6764714)
Coating, microhardness value 3000 or so, coefficient of friction are 0.2 or so；The carbon coating material of the invention patent preparation, has higher
Hardness, microhardness value 6000-9800HV；With lower coefficient of friction, coefficient of friction 0.004-0.06.In addition originally
The standby carbon coating material wear ability of patent system is excellent, and wearability is more than 3 times of diamond film under small load.
Present invention can apply to the environment-friendly materials of field of mechanical manufacture technology, are mainly accomplished by the following way, as shown in Figure 2: applying
The carbochain of layer is vertical with matrix surface (linear oriented structure).When coating organic liquid on the coating layer, in coating surface
It is adsorption site, adsorption site is made of foreign atom or atom group, (such as nitrogen-atoms, hydrogen, oxygen, hydroxyl) or other energy
Influence the substance of coating surface orientation and the intermolecular interaction of liquid phase.Adsorption site with have Van der Waals force energy be
The surface layer of the organic liquid of 0.9-8.2 kJ/mol is connected, the surface layer of the coating and organic liquid have certain interaction and
Improve the lubricity of coating.When being prepared with the carbon coating material on the engine, and the day of environmental protection can be used in engine
Right oil replaces the organic oil for having pollution to environment.
In addition, the material of the surface of solids as matrix, metal, ceramics, polymer, Woven and non-woven can be
The a variety of materials such as material.The surface of solids of material can be flexible.
Claims (3)
1. a kind of new carbon coating material, which is characterized in that the carbon coating material has linear structure；The carbon coating and matrix
Surface has vertically oriented relationship；Compared with the Auger electron spectroscopy of diamond, the peak value of the Auger electron spectroscopy of the carbon coating
Within point difference 5eV.
2. the carbon coating material according to claim 1, it is characterised in that: the nitrogen content of the carbon coating material is
0 to 30%；The density of carbon coating material is 2.2 g/cm3To 2.6 g/cm3;Microhardness value is 6000-9800HV；Coefficient of friction
For 0.004-0.06.
3. the application of environment-friendly materials of the carbon coating material according to claim 1 in field of mechanical manufacture technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910144331.5A CN109811306A (en) | 2019-02-27 | 2019-02-27 | A kind of carbon coating material with matrix surface with vertically oriented relationship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910144331.5A CN109811306A (en) | 2019-02-27 | 2019-02-27 | A kind of carbon coating material with matrix surface with vertically oriented relationship |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2282583C2 (en) * | 2003-12-11 | 2006-08-27 | Владимир Анатольевич Левченко | Carbon polymer |
| CN101319324A (en) * | 2008-06-17 | 2008-12-10 | 庄严 | Diamond-like film preparation method |
| RU2360036C1 (en) * | 2007-10-22 | 2009-06-27 | Федеральное государственное образовательное учреждение высшего профессионального образования "Чувашский государственный университет им. И.Н. Ульянова" | Method of carbonaceous material receiving, consisting metal |
| CN102859032A (en) * | 2010-02-26 | 2013-01-02 | 独立行政法人产业技术总合研究所 | Carbon film laminate |
-
2019
- 2019-02-27 CN CN201910144331.5A patent/CN109811306A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2282583C2 (en) * | 2003-12-11 | 2006-08-27 | Владимир Анатольевич Левченко | Carbon polymer |
| RU2360036C1 (en) * | 2007-10-22 | 2009-06-27 | Федеральное государственное образовательное учреждение высшего профессионального образования "Чувашский государственный университет им. И.Н. Ульянова" | Method of carbonaceous material receiving, consisting metal |
| CN101319324A (en) * | 2008-06-17 | 2008-12-10 | 庄严 | Diamond-like film preparation method |
| CN102859032A (en) * | 2010-02-26 | 2013-01-02 | 独立行政法人产业技术总合研究所 | Carbon film laminate |
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Application publication date: 20190528 |