CN106046653A - High-electric-conductivity 3D printing material, and preparation method and application thereof - Google Patents
High-electric-conductivity 3D printing material, and preparation method and application thereof Download PDFInfo
- Publication number
- CN106046653A CN106046653A CN201610356030.5A CN201610356030A CN106046653A CN 106046653 A CN106046653 A CN 106046653A CN 201610356030 A CN201610356030 A CN 201610356030A CN 106046653 A CN106046653 A CN 106046653A
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- Prior art keywords
- high conductivity
- printed material
- abs
- cnt
- conductivity
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
Abstract
The invention discloses a high-electric-conductivity 3D printing material, and a preparation method and application thereof. The high-electric-conductivity 3D printing material comprises 70-93 wt% of ABS (acrylonitrile-butadiene-styrene), 3-10 wt% of carbon nanotubes, 1-5 wt% of an interface coupling agent and a dispersing and lubricating agent, wherein the dispersing and lubricating agent accounts for 10-60 wt% of the carbon nanotubes. The preparation method comprises the following steps: uniformly mixing the carbon nanotubes and the dispersing and lubricating agent; banburying and mixing the obtained mixture, the interface coupling agent and the ABS; and carrying out melt extrusion granulation to obtain the high-electric-conductivity 3D printing material. When being used as a printing wire, the high-electric-conductivity 3D printing material has high electric conductivity, can ensure the plasticity and strength of the wire, and can satisfy the demands for the part printing market with special antistatic or electric conductivity requirements. The preparation method has the advantages of simple preparation technique and low cost, and can easily implement large-scale manufacturing and production.
Description
Technical field
The present invention relates to a kind of high conductivity 3D printed material, particularly relate to a kind of high conductivity 3D and print ABS plastic material
Material, preparation method and applications, the 3D belonging to rapid shaping prints wire conductive material technical field.
Background technology
The one of 3D printing technique, i.e. rapid shaping technique, it is a kind of based on mathematical model file, uses powder
Shape metal or plastics etc. can jointing material, by the way of successively stacking accumulation printing, carry out the technology of constructed object, be abroad referred to as
Increasing material manufacture, its ultimate principle is layered manufacturing, successively increases material and generates the technology of 3D solid.At present, 3D prints skill
Art is used widely in fields such as industrial modeling, machine-building, artistic creation, jewelry-making, medical science, education, and with
The development of this technology itself, its application will constantly be expanded.
Fused glass pellet method (FDM, Fused Deposition Modeling), is one of 3D printing technique method, is
By the fuse of filamentary material such as thermoplastic, wax or metal is extruded from the nozzle of heating, pre-according to each layer of part
Fixed track, carries out melt deposition with fixing speed.For fused glass pellet method printing technique, the most frequently used thermoplasticity
Plastics are ABS(Acrylonitrile butadiene Styrene copolymers, acrylonitrile-butadiene-styrene (ABS) copolymerization
Thing) and PLA(polylactice acid, polylactic acid).
At present, 3D printing plastic wire function of the market product is few, it is impossible to meets some and has special antistatic or conduction
Property require the printing of high parts.The 3D disclosing a kind of electric conductivity in Chinese patent CN 103788565 A prints ABS line
Material, with the addition of the conductive nano white carbon black of 35 ~ 55 parts in this wire rod.But conductive nano white carbon black addition is the highest, to a certain degree
On can affect plasticity and the intensity of wire rod.
Summary of the invention
Present invention is primarily targeted at a kind of high conductivity 3D printed material of offer and preparation method thereof existing to overcome
Deficiency in technology.
Another object of the present invention is to provide the application of this kind of high conductivity 3D printed material.
For realizing aforementioned invention purpose, the technical solution used in the present invention includes:
Embodiments providing a kind of high conductivity 3D printed material, it comprises: ABS 70wt% ~ 93wt%, CNT
3wt% ~ 10wt%, interface coupling agent 1wt% ~ 5wt% and dispersed lubricant, the consumption of described dispersed lubricant is CNT
10wt%~60wt%。
The embodiment of the present invention additionally provides a kind of method preparing described high conductivity 3D printed material, including: carbon is received
Mitron is mixed homogeneously with dispersed lubricant, the mixture obtained, interface coupling agent is mixed with ABS banburying afterwards, banburying temperature
Being 180 ~ 220 DEG C, the time is 5 ~ 20min, thereafter under the temperature conditions of 200 ~ 230 DEG C, melt extrudes pelletizing, it is thus achieved that described height
Electric conductivity 3D printed material.
The embodiment of the present invention additionally provides the purposes of described high conductivity 3D printed material, such as at preparation 3D print wire
Application in material.
The embodiment of the present invention additionally provides the electric wire that described high conductivity 3D printed material is formed, its sheet resistance
Rate is 103~106Ω, hot strength is 32MPa ~ 45MPa.
Compared with prior art, the invention have the advantages that
1. the high conductivity 3D printed material that the present invention provides prints wire rod as 3D, not only has the feature of high conductivity, and
And can guarantee that plasticity and the intensity of wire rod, can be met some and there is special antistatic or conductivity require that high parts are beaten
Print, thus meet 3D and print the market demand of antagonism static dump wire rod；
2. the preparation technology of the high conductivity 3D printed material that the present invention provides is simple, with low cost, it is easy to manufacture life on a large scale
Produce.
Detailed description of the invention
In view of deficiency of the prior art, inventor, through studying for a long period of time and putting into practice in a large number, is proposed the present invention's
Technical scheme, its mainly a kind of high conductivity 3D printed material, preparation method, and described high conductivity 3D printed material in
Prepare antistatic or high conductivity requires that 3D prints the application in wire rod.As follows will be to this technical scheme, its implementation process and former
Reason etc. is further explained.
One aspect of the embodiment of the present invention provides a kind of high conductivity 3D printed material, and it comprises: ABS 70wt% ~
93wt%, CNT 3wt% ~ 10wt%, interface coupling agent 1wt% ~ 5wt% and dispersed lubricant, the use of described dispersed lubricant
Amount is the 10wt% ~ 60wt% of CNT.
As one of the preferred embodiments of the present invention, described high conductivity 3D printed material comprises further: ABS 85wt%
~ 90wt%, CNT 3wt% ~ 5wt%, interface coupling agent 3wt% ~ 5wt% and dispersed lubricant, the use of described dispersed lubricant
Amount is the 30wt% ~ 50wt% of CNT.
Preferably, described CNT includes SWCN and/or multi-walled carbon nano-tubes.
Being more highly preferred to, the caliber of described multi-walled carbon nano-tubes is 1 ~ 25nm, a length of 0.5 ~ 10 μm, purity >=90%, than
Surface area is 250 ~ 300 m2/g。
One of preferably, described interface coupling agent includes that silane coupler, titanate coupling agent, ABS are grafted horse
Come in anhydride (ABS-g-MAH), styrene-maleic anhydride copolymer (SMA), SEBS grafted maleic anhydride (SEBS-g-MAH)
Any one or two or more combination, but it is not limited to this.
One of preferably, described dispersed lubricant includes glycerol monostearate, glyceryl tristearate, ethylene
The double lauramide of bis-stearamides, ethylene, ethylene double oleamide, ethylene-acrylic acid copolymer, ethene-vinyl acetate copolymerization
Any one or two or more combination in thing, but it is not limited to this.
One of particularly preferred embodiment as the present invention, described high conductivity 3D printed material comprises: ABS 85
Wt% ~ 90wt%, CNT 3 wt% ~ 5wt%, ABS grafted maleic anhydride 4 wt% ~ 5wt% and ethylene bis stearamide, described
The consumption of ethylene bis stearamide is the 40wt% ~ 50wt% of CNT.
The present invention use CNT (Carbon Nanotubes, be called for short CNTs) as conductive filler, because of its excellence
Electric property, superpower mechanical property, particularly its extremely low conduction percolation threshold, a small amount of interpolation just can reach and preferably leads
Electricity effect, thus the least on the impact of wire rod plasticity, it is additionally favorable for improving the intensity of wire rod simultaneously.
The another aspect of the embodiment of the present invention provides the preparation method of aforementioned high conductivity 3D printed material, including: will
CNT is mixed homogeneously with dispersed lubricant, the mixture obtained, interface coupling agent is mixed with ABS banburying afterwards, banburying
Temperature is 180 ~ 220 DEG C, and time 5 ~ 20min thereafter under the temperature conditions of 200 ~ 230 DEG C, melt extrudes pelletizing, it is thus achieved that described
High conductivity 3D printed material.
The another aspect of the embodiment of the present invention additionally provides described high conductivity 3D printed material and prints wire rod in preparation 3D
In application.
The another aspect of the embodiment of the present invention additionally provides a kind of conduction formed by described high conductivity 3D printed material
Wire rod, the surface resistivity of described electric wire is 103~106Ω, hot strength is 32MPa ~ 45MPa.
Below in conjunction with the technical solution of the present invention is further explained the explanation of some embodiments.
Embodiment 1
10% CNT and 40% ethylene bis stearamide are added in high mixer, are blended uniformly, then by blend, 3%
ABS grafted maleic anhydride and 70% ABS raw material add in banbury banburying mixing to, it is achieved the premix of CNT and ABS
Close, then banburying raw material is joined and double screw extruder melt extrudes pelletizing, finally with the raw material of pelletizing by single screw rod
Extruder is extruded into the 3D of diameter about 1.75mm and prints wire rod, the surface resistivity of this wire rod about 1.02 × 103Ω, stretching is strong
Spend about 32MPa.
Embodiment 2
3% CNT and 50% pair of oleamide are added in high mixer, are blended uniformly, then by blend, 1% styrene-
Copolymer-maleic anhydride (SMA) with 93% ABS raw material add banburying in banbury to and mix, it is achieved CNT is pre-with ABS's
Mixing, then joins banburying raw material and melt extrudes pelletizing in double screw extruder, finally with the raw material of pelletizing by single spiral shell
Bar extruder is extruded into the 3D of diameter about 1.75mm and prints wire rod, the surface resistivity of this wire rod about 1.06 × 106Ω, stretching
Intensity about 45MPa.
Embodiment 3
5% CNT and 30% glyceryl tristearate are added in high mixer, is blended uniformly, then by blend, 5% titanium
Acid esters coupling agent and 85% ABS raw material add in banbury banburying mixing to, it is achieved the premixing of CNT and ABS, then
Banburying raw material is joined double screw extruder melt extrudes pelletizing, finally squeezed by single screw extrusion machine with the raw material of pelletizing
The 3D going out to be formed diameter about 1.75mm prints wire rod, the surface resistivity of this wire rod about 5.51 × 104Ω, hot strength is about
38MPa。
By the technique scheme of the present invention, the preparation technology letter of the high conductivity 3D printed material that the present invention provides
Single, with low cost, it is easy to manufacture production on a large scale.The printed material prepared, as printing wire rod, not only has high conductivity
Feature, and can guarantee that plasticity and the intensity of wire rod, can meet some and have special antistatic or conductivity and require high zero
The printing of parts, thus meet 3D and print the market demand of antagonism static dump wire rod.
Should be appreciated that above-described is only some embodiments of the present invention, it is noted that common for this area
For technical staff, on the premise of the creation without departing from the present invention is conceived, it is also possible to making other deformation and improve, these are all
Belong to protection scope of the present invention.
Claims (10)
1. a high conductivity 3D printed material, it is characterised in that comprise: ABS 70wt% ~ 93wt%, CNT 3wt% ~
10wt%, interface coupling agent 1wt% ~ 5wt% and dispersed lubricant, the consumption of described dispersed lubricant is the 10wt% of CNT
~60wt%。
High conductivity 3D printed material the most according to claim 1, it is characterised in that comprise: ABS 85wt% ~ 90wt%, carbon
Nanotube 3wt% ~ 5wt%, interface coupling agent 3wt% ~ 5wt% and dispersed lubricant, the consumption of described dispersed lubricant is that carbon is received
30wt% ~ the 50wt% of mitron.
High conductivity 3D printed material the most according to claim 1 and 2, it is characterised in that: described CNT includes list
Wall carbon nano tube and/or multi-walled carbon nano-tubes.
High conductivity 3D printed material the most according to claim 3, it is characterised in that: the caliber of described multi-walled carbon nano-tubes
Being 1 ~ 25nm, a length of 0.5 ~ 10 μm, purity >=90%, specific surface area is 250 ~ 300 m2/g。
High conductivity 3D printed material the most according to claim 1 and 2, it is characterised in that: described interface coupling agent includes
Silane coupler, titanate coupling agent, ABS grafted maleic anhydride, styrene-maleic anhydride copolymer, SEBS grafted maleic
Any one or two or more combination in acid anhydride.
High conductivity 3D printed material the most according to claim 1 and 2, it is characterised in that: described dispersed lubricant includes
The double lauramide of glycerol monostearate, glyceryl tristearate, ethylene bis stearamide, ethylene, ethylene double oleamide, second
Any one or two or more combination in alkene-acrylic copolymer, ethylene-vinyl acetate copolymer.
High conductivity 3D printed material the most according to claim 1 and 2, it is characterised in that comprise: ABS 85 wt% ~
90wt%, CNT 3 wt% ~ 5wt%, ABS grafted maleic anhydride 4 wt% ~ 5wt% and ethylene bis stearamide, described ethylene
The consumption of bis-stearamides is the 40wt% ~ 50wt% of CNT.
8. according to the preparation method of the high conductivity 3D printed material according to any one of claim 1-7, it is characterised in that bag
Include: CNT is mixed homogeneously with dispersed lubricant, afterwards the mixture obtained, interface coupling agent mixed with ABS banburying,
Banburying temperature is 180 ~ 220 DEG C, and the time is 5 ~ 20min, thereafter under the temperature conditions of 200 ~ 230 DEG C, melt extrudes pelletizing, obtains
Obtain described high conductivity 3D printed material.
9. according to the high conductivity 3D printed material according to any one of claim 1-7 in preparing answering in 3D printing wire rod
With.
10. the electric wire formed by the high conductivity 3D printed material according to any one of claim 1-7, its sheet resistance
Rate is 103~106Ω, hot strength is 32MPa ~ 45MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356030.5A CN106046653A (en) | 2016-05-26 | 2016-05-26 | High-electric-conductivity 3D printing material, and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356030.5A CN106046653A (en) | 2016-05-26 | 2016-05-26 | High-electric-conductivity 3D printing material, and preparation method and application thereof |
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| CN106046653A true CN106046653A (en) | 2016-10-26 |
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| CN201610356030.5A Pending CN106046653A (en) | 2016-05-26 | 2016-05-26 | High-electric-conductivity 3D printing material, and preparation method and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428899A (en) * | 2018-04-18 | 2018-08-21 | 河北大艾智能科技股份有限公司 | A kind of carbon composite electrode material and its preparation method and application |
| CN110437598A (en) * | 2019-08-15 | 2019-11-12 | 上海远铸智能技术有限公司 | A kind of preparation method of 3D printing special engineering plastics backing material and its wire rod |
| CN114015069A (en) * | 2021-11-25 | 2022-02-08 | 深圳市飞墨科技有限公司 | ABS-carbon nanotube composite material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428899A (en) * | 2018-04-18 | 2018-08-21 | 河北大艾智能科技股份有限公司 | A kind of carbon composite electrode material and its preparation method and application |
| CN110437598A (en) * | 2019-08-15 | 2019-11-12 | 上海远铸智能技术有限公司 | A kind of preparation method of 3D printing special engineering plastics backing material and its wire rod |
| WO2021027004A1 (en) * | 2019-08-15 | 2021-02-18 | 上海远铸智能技术有限公司 | Support material for special engineering plastic for 3d printing, and preparation method for wire stock thereof |
| CN114015069A (en) * | 2021-11-25 | 2022-02-08 | 深圳市飞墨科技有限公司 | ABS-carbon nanotube composite material and preparation method thereof |
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