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A kind of preparation method of graphene 3D printing alloy material

A 3D printing and alloy material technology, applied in the field of graphene 3D printing alloy material preparation, can solve the problems of limited 3D printing materials, and achieve the effect of less internal stress defects, improved active area and reaction performance, and excellent electrical conductivity

Active Publication Date: 2020-07-28
JILIN YUNTING ENERGY SAVING TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Industrial-grade 3D printing materials are even more limited. Currently, there are only more than 10 kinds of applicable metal materials, and only special metal powder materials can meet the printing needs of metal parts.

Method used

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  • A kind of preparation method of graphene 3D printing alloy material
  • A kind of preparation method of graphene 3D printing alloy material
  • A kind of preparation method of graphene 3D printing alloy material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] (1) Preparation of graphene-titanium alloy powder: titanium powder (average particle size 1um) for 3D printing, graphene aqueous dispersion (graphene mass fraction is 5%), active modifier polyethylene glycol 400 (molecular weight 400, the same below), the active solvent DBE is mixed, ground and dispersed, filtered and sieved to obtain a graphene-titanium composite 3D printing material, and the mass ratio is as follows;

[0022]

[0023] (2) Three-dimensional modeling of 3D printer: use computer to draw the three-dimensional graphics of the parts to be printed, and input them into the 3D printer;

[0024] (3) 3D printing graphene-titanium composite material: Add the prepared graphene-titanium composite powder into the 3D printer, and then 3D print it into various required parts and materials. The atmosphere needs to be protected by inert gas during printing .

[0025] Wherein, the particle size of the titanium powder is 5-10um; the number of graphene layers in the gr...

Embodiment 2

[0027] (1) Preparation of graphene-titanium alloy powder: titanium alloy powder for 3D printing (average particle size 30um), graphene aqueous dispersion (graphene mass fraction is 15%), active modifier polyethylene glycol 10000, 0.5% active solvent ethanol and 0.45% terpineol were mixed, ground and dispersed, filtered and sieved to obtain a graphene-titanium composite 3D printing material, and the mass ratio was as follows;

[0028]

[0029]

[0030] (2) Three-dimensional modeling of 3D printer: use computer to draw the three-dimensional graphics of the parts to be printed, and input them into the 3D printer;

[0031] (3) 3D printing graphene-titanium composite material: Add the prepared graphene-titanium composite powder into the 3D printer, and then 3D print it into various required parts and materials. The atmosphere needs to be protected by inert gas during printing .

[0032] Wherein, the particle size of the titanium alloy powder is 10-15um; the number of graphen...

Embodiment 3

[0034] (1) Preparation of graphene-titanium alloy powder: titanium powder for 3D printing (average particle size 10um), graphene aqueous dispersion (graphene mass fraction is 8%), active modifier polyethylene glycol 3000, active The solvent ethylene glycol butyl ether acetate 1%, diethylene glycol butyl ether 1.3% are mixed and ground to disperse, filtered and sieved to obtain a graphene-titanium composite 3D printing material, and the mass ratio is as follows;

[0035]

[0036] (2) Three-dimensional modeling of 3D printer: use computer to draw the three-dimensional graphics of the parts to be printed, and input them into the 3D printer;

[0037] (3) 3D printing graphene-titanium composite material: Add the prepared graphene-titanium composite powder into the 3D printer, and then 3D print it into various required parts and materials. The atmosphere needs to be protected by inert gas during printing .

[0038] Wherein, the titanium powder particle size is 25-30um; the numbe...

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Abstract

Preparation and application of a graphene 3D printing alloy material, including graphene-titanium alloy powder preparation; 3D printer three-dimensional modeling; 3D printing graphene-titanium composite material. The invention uses graphene and titanium / titanium alloy powder as basic materials, adds an active modifier, and the prepared graphene-titanium alloy powder is suitable for industrial production. The graphene-titanium alloy powder prepared by the present invention is mainly used in the 3D printing industry, and parts of various shapes can be printed according to requirements, and the printed parts have less internal stress defects and high mechanical strength. At the same time, the preparation process is simple and the preparation efficiency is high. higher. The preparation method of this graphene 3D printing alloy material opens up a new realizable method for the downstream application of graphene, and develops the application of graphene in the field of 3D printing.

Description

technical field [0001] The invention relates to the technical field of graphene materials, in particular to a method for preparing a graphene 3D printing alloy material. Background technique [0002] Graphene is a two-dimensional crystalline material composed of closely packed carbon atoms. Because of its unique structure and excellent electrical, mechanical, optical, chemical and thermal properties, it has become a research hotspot for many people. [0003] The application fields of metal 3D printing materials are quite extensive, such as petrochemical engineering applications, aerospace, automobile manufacturing, injection molds, light metal alloy casting, food processing, medical treatment, paper making, electric power industry, jewelry, fashion, etc. Metal 3D printing is a technology that belongs to digital thermal processing. Compared with traditional processes, metal 3D printing has the advantages of direct molding, no need for molds, personalized design and complex st...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B22F3/105B33Y70/10C22C14/00C22C1/10C22C1/05
CPCC22C1/05C22C14/00B33Y70/00B22F10/00B22F10/34B22F10/32B22F10/28Y02P10/25
Inventor 侯树亭沈海斌
Owner JILIN YUNTING ENERGY SAVING TECH CO LTD
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