CN113321889A - Preparation method of light conductive wear-resistant material - Google Patents
Preparation method of light conductive wear-resistant material Download PDFInfo
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- C08L45/00—Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers
- C08L45/02—Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers of coumarone-indene polymers
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Abstract
The invention discloses a preparation method of a light conductive wear-resistant material, which relates to the technical field of functional composite material preparation, wherein the material comprises carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder, nano titanium carbide powder, a dispersing agent, an antioxidant and a toughening agent; the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material. The preparation method of the light conductive wear-resistant material provided by the invention not only optimizes the components of the composite material to enhance the conductivity and wear resistance of the conductive material from the component angle, but also thoroughly optimizes the preparation process, so that the composite material has a special structure through a special preparation process to further enhance the strength, wear resistance and toughness of the composite material.
Description
Technical Field
The invention relates to the technical field of preparation of functional composite materials, in particular to a preparation method of a light conductive wear-resistant material.
Background
The resin has wide distribution, high or low density and excellent multi-directional improvement performance, namely, the performance can be easily modified according to the requirements of the composite material, and the resin is often used for preparing various conductive composite materials, however, the strength, modulus, high temperature and wear resistance of the resin are poor, and the problem that the mechanical properties such as wear resistance and the like of the resin composite material can not meet the high standard use requirement generally exists.
Various resins and composites thereof are added with reinforcement materials to improve the elastic modulus, wear resistance, and the like.
The currently commonly used reinforcement is silicon carbide, silicon nitride and the like, and the hardness of the particles is utilized to adjust the wear resistance of the aluminum matrix composite.
Firstly, the electrical conductivity of the composite material is negatively affected by the addition of the reinforcement, and secondly, the traditional preparation method of the composite material is generally mixing and then melt extruding, and the like, so that the obtained conductive material has a simple structure, cannot improve the electrical conductivity or the wear resistance of the material from the structural point of view, but only starts from the material components, therefore, the effect of improving the performance of the composite material is very limited, and the application of the aluminum-based conductive wear-resistant material is limited under the background that the requirements on the performance of the composite material are higher and higher under the current technological development.
Disclosure of Invention
In order to solve the problem that the mechanical or electrical properties of the material caused by the existing preparation method of the conductive wear-resistant material can not meet the high requirements of the current science and technology on the properties of the composite material, the application provides a novel preparation method of the light conductive wear-resistant material, and the scheme is as follows:
a preparation method of a light conductive wear-resistant material comprises the following components:
the carbon nano tube, the calcium sulfate crystal whisker, the stainless steel powder, the graphene, the conductive carbon black, the graphite powder, the coumarone resin, the nano silicon nitride powder, the nano titanium carbide powder, the dispersing agent, the antioxidant and the toughening agent;
the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material.
Preferably, the lightweight conductive wear-resistant material comprises the following components in parts by weight: 0.3-2 parts of carbon nano tube, 3-7 parts of calcium sulfate whisker and 0.8-1.5 parts of stainless steel powder.
Preferably, the lightweight conductive wear-resistant material comprises the following components in parts by weight: 4-9 parts of graphene, 1-3 parts of conductive carbon black, 0.7-2 parts of graphite powder and 7-13 parts of coumarone resin.
Preferably, the lightweight conductive wear-resistant material comprises the following components in parts by weight: 0.4-1.1 parts of nano silicon nitride powder and 0.2-1 parts of nano titanium carbide powder.
Preferably, the lightweight conductive wear-resistant material comprises the following components in parts by weight: 0.7-1.7 parts of dispersant, 0.3-0.9 part of antioxidant and 3-12 parts of toughening agent.
Preferably, the dispersant comprises barium stearate.
Preferably, the antioxidant comprises one or more of antioxidant 1010, antioxidant 1076, and antioxidant 168.
Preferably, the toughening agent comprises one or more of maleic anhydride grafted ethylene-octene copolymer, glycidyl methacrylate grafted ethylene-octene copolymer.
Preferably, the preparation method of the light conductive wear-resistant material comprises the following steps:
(1) taking part of carbon nanotubes, graphene, conductive carbon black and coumarone resin, heating and mixing uniformly, and granulating;
(2) ball-milling partial carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, graphite powder, nano silicon nitride powder and nano titanium carbide powder;
(3) heating and mixing part of graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder and nano titanium carbide powder uniformly, adding stainless steel powder, a dispersing agent, an antioxidant and a toughening agent under the condition of heat preservation, and mixing uniformly;
(4) flatly paving the product obtained in the step (2) at the bottom of a sealing mould, flatly paving the product obtained in the step (1) on the surface of the product obtained in the step (2), and flatly paving the product obtained in the step (4) on the surface of the product obtained in the step (1);
(5) pressurizing from one side of the top of the mold, vacuumizing from one side of the bottom of the mold, and performing vacuum hot pressing;
(6) and cooling to room temperature after heat treatment to obtain the light conductive wear-resistant material.
Preferably, the components taken in the step (1) comprise 65-85% of carbon nanotubes, 35-50% of graphene, 16-37% of conductive carbon black and 25-35% of coumarone resin according to the percentage of the components in the total mass of the single component. Namely, the mass of the carbon nano tube taken in the step (1) accounts for 65-85% of the total mass of the carbon nano tube.
Preferably, the components taken in the step (2) comprise, by mass, 15-35% of carbon nanotubes, 100% of calcium sulfate whiskers, 10-15% of stainless steel powder, 25-40% of graphene, 20-40% of graphite powder, 15-35% of nano silicon nitride powder and 45-65% of nano titanium carbide powder.
Preferably, the components obtained in the step (3) comprise, by mass, 10-40% of graphene, 63-84% of conductive carbon black, 60-80% of graphite powder, 65-75% of coumarone resin, 65-85% of nano silicon nitride powder, 35-55% of nano titanium carbide powder, 85-90% of stainless steel powder, 100% of a dispersing agent, 100% of an antioxidant and 100% of a toughening agent.
Preferably, the heating in step (1) is carried out at the temperature of 115-135 ℃.
Preferably, the granulation in the step (1) has a particle size of 0.5-1 mm.
Preferably, the ball milling in the step (2) is carried out for 30-50 min.
Preferably, the heating in step (3) is carried out at 115-135 ℃.
Preferably, the temperature of the step (3) is 115-135 ℃.
Preferably, the vacuum degree of the step (5) is greater than 0.08 MPa; vacuumizing in the step (5) continuously until the product obtained in the step (3) completely permeates to the bottom of the product obtained in the step (2); and hot pressing at a pressure of 3-4 MPa and a temperature of 45-60 deg.C for 30-120 min.
Preferably, the heat treatment of step (6) comprises: under the protection of vacuum nitrogen, heating to 750 ℃ at 550-.
Advantageous effects
The invention has the beneficial effects that:
the preparation method of the light conductive wear-resistant material provided by the invention not only optimizes the components of the composite material to enhance the conductivity and wear resistance of the conductive material from the component angle, but also thoroughly optimizes the preparation process angle, and the composite material has a special structure through the special preparation process to further enhance the strength, wear resistance and toughness, and meanwhile, the special structure does not influence the conductivity of the material, even is superior to the special preparation method, the material distribution is in a three-dimensional state and is uniformly distributed, and the conductivity of the material is also improved when the material is used as an integral material.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The following examples and comparative examples are parallel runs, with the same processing steps and parameters, unless otherwise indicated.
Example 1 a lightweight conductive wear resistant material comprises the following components:
the carbon nano tube, the calcium sulfate crystal whisker, the stainless steel powder, the graphene, the conductive carbon black, the graphite powder, the coumarone resin, the nano silicon nitride powder, the nano titanium carbide powder, the dispersing agent, the antioxidant and the toughening agent;
the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material.
The light conductive wear-resistant material comprises the following components in parts by weight: 0.3 part of carbon nano tube, 3 parts of calcium sulfate whisker and 0.8 part of stainless steel powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 4 parts of graphene, 1 part of conductive carbon black, 0.7 part of graphite powder and 7 parts of coumarone resin.
The light conductive wear-resistant material comprises the following components in parts by weight: 0.4 part of nano silicon nitride powder and 0.2 part of nano titanium carbide powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 0.7 part of dispersant, 0.3 part of antioxidant and 3 parts of flexibilizer.
The dispersant comprises barium stearate.
The antioxidant comprises antioxidant 1010.
The toughening agent comprises a maleic anhydride grafted ethylene-octene copolymer.
The preparation of the light conductive wear-resistant material comprises the following steps:
(1) taking part of carbon nanotubes, graphene, conductive carbon black and coumarone resin, heating and mixing uniformly, and granulating;
(2) ball-milling partial carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, graphite powder, nano silicon nitride powder and nano titanium carbide powder;
(3) heating and mixing part of graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder and nano titanium carbide powder uniformly, adding stainless steel powder, a dispersing agent, an antioxidant and a toughening agent under the condition of heat preservation, and mixing uniformly;
(4) flatly paving the product obtained in the step (2) at the bottom of a sealing mould, flatly paving the product obtained in the step (1) on the surface of the product obtained in the step (2), and flatly paving the product obtained in the step (4) on the surface of the product obtained in the step (1);
(5) pressurizing from one side of the top of the mold, vacuumizing from one side of the bottom of the mold, and performing vacuum hot pressing;
(6) and cooling to room temperature after heat treatment to obtain the light conductive wear-resistant material.
The components taken in the step (1) comprise 65% of carbon nano tubes, 35% of graphene, 16% of conductive carbon black and 25% of coumarone resin according to the percentage of the total mass of the single components. Namely, the mass of the carbon nano tube taken in the step (1) accounts for 65 percent of the total mass of the carbon nano tube, and the like.
The components taken in the step (2) comprise, by mass, 35% of carbon nanotubes, 100% of calcium sulfate whiskers, 10% of stainless steel powder, 25% of graphene, 20% of graphite powder, 15% of nano silicon nitride powder and 45% of nano titanium carbide powder.
The components obtained in the step (3) comprise 40% of graphene, 84% of conductive carbon black, 80% of graphite powder, 75% of coumarone resin, 85% of nano silicon nitride powder, 55% of nano titanium carbide powder, 90% of stainless steel powder, 100% of dispersing agent, 100% of antioxidant and 100% of toughening agent by mass percentage of the total mass of the single components.
Heating the mixture in the step (1) at the temperature of 115 ℃.
Granulating in the step (1), wherein the particle size is 0.5-1 mm.
And (3) performing ball milling for 30 min.
Heating the mixture in the step (3) at the temperature of 115 ℃.
And (4) preserving the heat at 115 ℃.
Vacuumizing the step (5), wherein the vacuum degree is more than 0.08 MPa; vacuumizing in the step (5) continuously until the product obtained in the step (3) completely permeates to the bottom of the product obtained in the step (2); and hot pressing at a pressure of 3MPa and a temperature of 45 ℃ for 30 min.
The heat treatment of step (6), comprising: heating to 550 deg.C under vacuum nitrogen protection, maintaining the temperature for 10min, continuing heating to 800 deg.C, and maintaining the temperature for 3 min.
Embodiment 2 is a method for preparing a lightweight conductive wear-resistant material, which comprises the following components:
the carbon nano tube, the calcium sulfate crystal whisker, the stainless steel powder, the graphene, the conductive carbon black, the graphite powder, the coumarone resin, the nano silicon nitride powder, the nano titanium carbide powder, the dispersing agent, the antioxidant and the toughening agent;
the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material.
The light conductive wear-resistant material comprises the following components in parts by weight: 2 parts of carbon nano tube, 7 parts of calcium sulfate whisker and 1.5 parts of stainless steel powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 9 parts of graphene, 3 parts of conductive carbon black, 2 parts of graphite powder and 13 parts of coumarone resin.
The light conductive wear-resistant material comprises the following components in parts by weight: 1.1 parts of nano silicon nitride powder and 1 part of nano titanium carbide powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 1.7 parts of dispersant, 0.9 part of antioxidant and 12 parts of flexibilizer.
The dispersant comprises barium stearate.
The antioxidant comprises antioxidant 1076.
The toughening agent comprises glycidyl methacrylate grafted ethylene-octene copolymer.
The preparation of the light conductive wear-resistant material comprises the following steps:
(1) taking part of carbon nanotubes, graphene, conductive carbon black and coumarone resin, heating and mixing uniformly, and granulating;
(2) ball-milling partial carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, graphite powder, nano silicon nitride powder and nano titanium carbide powder;
(3) heating and mixing part of graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder and nano titanium carbide powder uniformly, adding stainless steel powder, a dispersing agent, an antioxidant and a toughening agent under the condition of heat preservation, and mixing uniformly;
(4) flatly paving the product obtained in the step (2) at the bottom of a sealing mould, flatly paving the product obtained in the step (1) on the surface of the product obtained in the step (2), and flatly paving the product obtained in the step (4) on the surface of the product obtained in the step (1);
(5) pressurizing from one side of the top of the mold, vacuumizing from one side of the bottom of the mold, and performing vacuum hot pressing;
(6) and cooling to room temperature after heat treatment to obtain the light conductive wear-resistant material.
The components taken in the step (1) comprise 65% of carbon nano tubes, 35% of graphene, 16% of conductive carbon black and 25% of coumarone resin according to the percentage of the total mass of the single components. Namely, the mass of the carbon nano tube taken in the step (1) accounts for 65 percent of the total mass of the carbon nano tube, and the like.
The components taken in the step (2) comprise, by mass, 35% of carbon nanotubes, 100% of calcium sulfate whiskers, 10% of stainless steel powder, 25% of graphene, 20% of graphite powder, 15% of nano silicon nitride powder and 45% of nano titanium carbide powder.
The components obtained in the step (3) comprise 40% of graphene, 84% of conductive carbon black, 80% of graphite powder, 75% of coumarone resin, 85% of nano silicon nitride powder, 55% of nano titanium carbide powder, 90% of stainless steel powder, 100% of dispersing agent, 100% of antioxidant and 100% of toughening agent by mass percentage of the total mass of the single components.
Heating the mixture in the step (1) at the temperature of 115 ℃.
Granulating in the step (1), wherein the particle size is 0.5-1 mm.
And (3) performing ball milling for 30 min.
Heating the mixture in the step (3) at the temperature of 115 ℃.
And (4) preserving the heat at 115 ℃.
Vacuumizing the step (5), wherein the vacuum degree is more than 0.08 MPa; vacuumizing in the step (5) continuously until the product obtained in the step (3) completely permeates to the bottom of the product obtained in the step (2); and hot pressing at a pressure of 3MPa and a temperature of 45 ℃ for 30 min.
The heat treatment of step (6), comprising: heating to 550 deg.C under vacuum nitrogen protection, maintaining the temperature for 10min, continuing heating to 800 deg.C, and maintaining the temperature for 3 min.
Embodiment 3 a method for preparing a lightweight conductive wear-resistant material, the lightweight conductive wear-resistant material comprising the following components:
the carbon nano tube, the calcium sulfate crystal whisker, the stainless steel powder, the graphene, the conductive carbon black, the graphite powder, the coumarone resin, the nano silicon nitride powder, the nano titanium carbide powder, the dispersing agent, the antioxidant and the toughening agent;
the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material.
The light conductive wear-resistant material comprises the following components in parts by weight: 2 parts of carbon nano tube, 7 parts of calcium sulfate whisker and 1.5 parts of stainless steel powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 9 parts of graphene, 3 parts of conductive carbon black, 2 parts of graphite powder and 13 parts of coumarone resin.
The light conductive wear-resistant material comprises the following components in parts by weight: 1.1 parts of nano silicon nitride powder and 1 part of nano titanium carbide powder.
The light conductive wear-resistant material comprises the following components in parts by weight: 1.7 parts of dispersant, 0.9 part of antioxidant and 12 parts of flexibilizer.
The dispersant comprises barium stearate.
The antioxidant comprises antioxidant 1076.
The toughening agent comprises glycidyl methacrylate grafted ethylene-octene copolymer.
The preparation of the light conductive wear-resistant material comprises the following steps:
(1) taking part of carbon nanotubes, graphene, conductive carbon black and coumarone resin, heating and mixing uniformly, and granulating;
(2) ball-milling partial carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, graphite powder, nano silicon nitride powder and nano titanium carbide powder;
(3) heating and mixing part of graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder and nano titanium carbide powder uniformly, adding stainless steel powder, a dispersing agent, an antioxidant and a toughening agent under the condition of heat preservation, and mixing uniformly;
(4) flatly paving the product obtained in the step (2) at the bottom of a sealing mould, flatly paving the product obtained in the step (1) on the surface of the product obtained in the step (2), and flatly paving the product obtained in the step (4) on the surface of the product obtained in the step (1);
(5) pressurizing from one side of the top of the mold, vacuumizing from one side of the bottom of the mold, and performing vacuum hot pressing;
(6) and cooling to room temperature after heat treatment to obtain the light conductive wear-resistant material.
The components taken in the step (1) comprise 85% of carbon nano tubes, 50% of graphene, 37% of conductive carbon black and 35% of coumarone resin according to the percentage of the total mass of the single components. Namely, the mass of the carbon nano tube taken in the step (1) accounts for 85 percent of the total mass of the carbon nano tube.
The components obtained in the step (2) comprise 15% of carbon nano tubes, 100% of calcium sulfate whiskers, 15% of stainless steel powder, 40% of graphene, 40% of graphite powder, 35% of nano silicon nitride powder and 65% of nano titanium carbide powder by mass of the components based on the total mass of the single components.
The components obtained in the step (3) comprise, by mass, 10% of graphene, 63% of conductive carbon black, 60% of graphite powder, 65% of coumarone resin, 65% of nano silicon nitride powder, 35% of nano titanium carbide powder, 85% of stainless steel powder, 100% of dispersing agent, 100% of antioxidant and 100% of toughening agent.
Heating the mixture in the step (1) at the temperature of 135 ℃.
Granulating in the step (1), wherein the particle size is 0.5-1 mm.
And (3) performing ball milling for 50min in the step (2).
Heating the mixture in the step (3) at the temperature of 135 ℃.
And (4) preserving the heat at 135 ℃.
Vacuumizing the step (5), wherein the vacuum degree is more than 0.08 MPa; vacuumizing in the step (5) continuously until the product obtained in the step (3) completely permeates to the bottom of the product obtained in the step (2); and hot pressing at 60 deg.C under 4MPa for 120 min.
The heat treatment of step (6), comprising: heating to 750 deg.C under vacuum nitrogen protection, maintaining the temperature for 15min, continuing heating to 900 deg.C, and maintaining the temperature for 7 min.
The conductive wear-resistant materials prepared in the above examples 1 to 4 were prepared into standard samples, and the mechanical properties of the standard samples were characterized according to the ASTM standard: the wear resistance of a material is characterized by the wear rate, which is (mass before material wear-mass after material wear)/mass before material wear.
The data obtained are shown in the following table:
the test result shows that the mechanical property of the conductive wear-resistant material prepared by the method is comprehensively optimized, and the conductivity of the conductive wear-resistant material is not influenced negatively while the mechanical property of the conductive wear-resistant material is optimized.
While the preferred embodiments and examples of the present invention have been described in detail, the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A preparation method of a light conductive wear-resistant material is characterized by comprising the following steps: the light conductive wear-resistant material comprises the following components:
the carbon nano tube, the calcium sulfate crystal whisker, the stainless steel powder, the graphene, the conductive carbon black, the graphite powder, the coumarone resin, the nano silicon nitride powder, the nano titanium carbide powder, the dispersing agent, the antioxidant and the toughening agent;
the components are mixed and processed according to a specific sequence and a specific method to obtain the light conductive wear-resistant material.
2. The method for preparing a light conductive wear-resistant material according to claim 1, wherein: the light conductive wear-resistant material comprises the following components in parts by weight: 0.3-2 parts of carbon nano tube, 3-7 parts of calcium sulfate whisker, 0.8-1.5 parts of stainless steel powder, 4-9 parts of graphene, 1-3 parts of conductive carbon black, 0.7-2 parts of graphite powder, 7-13 parts of coumarone resin, 0.4-1.1 parts of nano silicon nitride powder, 0.2-1 part of nano titanium carbide powder, 0.7-1.7 parts of dispersing agent, 0.3-0.9 part of antioxidant and 3-12 parts of toughening agent.
3. The method for preparing a light conductive wear-resistant material according to claim 1, wherein: the dispersant comprises barium stearate; the antioxidant comprises one or more of antioxidant 1010, antioxidant 1076 and antioxidant 168; the toughening agent comprises one or more of maleic anhydride grafted ethylene-octene copolymer, glycidyl methacrylate grafted ethylene-octene copolymer.
4. The method for preparing a light conductive wear-resistant material according to claim 1, wherein: the preparation method of the light conductive wear-resistant material comprises the following steps:
(1) taking part of carbon nanotubes, graphene, conductive carbon black and coumarone resin, heating and mixing uniformly, and granulating;
(2) ball-milling partial carbon nano tubes, calcium sulfate whiskers, stainless steel powder, graphene, graphite powder, nano silicon nitride powder and nano titanium carbide powder;
(3) heating and mixing part of graphene, conductive carbon black, graphite powder, coumarone resin, nano silicon nitride powder and nano titanium carbide powder uniformly, adding stainless steel powder, a dispersing agent, an antioxidant and a toughening agent under the condition of heat preservation, and mixing uniformly;
(4) flatly paving the product obtained in the step (2) at the bottom of a sealing mould, flatly paving the product obtained in the step (1) on the surface of the product obtained in the step (2), and flatly paving the product obtained in the step (4) on the surface of the product obtained in the step (1);
(5) pressurizing from one side of the top of the mold, vacuumizing from one side of the bottom of the mold, and performing vacuum hot pressing;
(6) and cooling to room temperature after heat treatment to obtain the light conductive wear-resistant material.
5. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: the components taken in the step (1) comprise 65-85% of carbon nano tubes, 35-50% of graphene, 16-37% of conductive carbon black and 25-35% of coumarone resin according to the percentage of the total mass of the single components. Namely, the mass of the carbon nano tube taken in the step (1) accounts for 65-85% of the total mass of the carbon nano tube; the components taken in the step (2) comprise 15-35% of carbon nano tubes, 100% of calcium sulfate whiskers, 10-15% of stainless steel powder, 25-40% of graphene, 20-40% of graphite powder, 15-35% of nano silicon nitride powder and 45-65% of nano titanium carbide powder by mass percentage of the components in the total mass of the single component; the components obtained in the step (3) comprise, by mass, 10-40% of graphene, 63-84% of conductive carbon black, 60-80% of graphite powder, 65-75% of coumarone resin, 65-85% of nano silicon nitride powder, 35-55% of nano titanium carbide powder, 85-90% of stainless steel powder, 100% of a dispersant, 100% of an antioxidant and 100% of a toughening agent.
6. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: the heating in the step (1) is carried out at the temperature of 115-135 ℃; granulating in the step (1), wherein the particle size is 0.5-1 mm.
7. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: and (3) performing ball milling for 30-50 min.
8. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: the heating in the step (3) is carried out at the temperature of 115-135 ℃; and (3) preserving the heat at the temperature of 115-135 ℃.
9. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: vacuumizing the step (5), wherein the vacuum degree is more than 0.08 MPa; vacuumizing in the step (5) continuously until the product obtained in the step (3) completely permeates to the bottom of the product obtained in the step (2); and hot pressing at a pressure of 3-4 MPa and a temperature of 45-60 deg.C for 30-120 min.
10. The method for preparing a light conductive wear-resistant material according to claim 4, wherein: the heat treatment of step (6), comprising: under the protection of vacuum nitrogen, heating to 750 ℃ at 550-.
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Application publication date: 20210831 |