CN110144104A - Colored PC conductive material and products thereof - Google Patents
Colored PC conductive material and products thereof Download PDFInfo
- Publication number
- CN110144104A CN110144104A CN201810137214.1A CN201810137214A CN110144104A CN 110144104 A CN110144104 A CN 110144104A CN 201810137214 A CN201810137214 A CN 201810137214A CN 110144104 A CN110144104 A CN 110144104A
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- Prior art keywords
- conductive material
- colour
- toughener
- parts
- material according
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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
- 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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/016—Additives defined by their aspect ratio
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to technical field of polymer materials, specifically a kind of colour PC conductive material and products thereof.The colour PC conductive material, indicates, comprising: 80-99.98 parts of PC resin in parts by weight；0.02-0.04 parts of single-walled carbon nanotube.The product, for the product generated after the molding of colored PC conductive material.Colored PC conductive material of the invention can prepare a kind of high-performance and the adjustable PC conductive material for colour, meet the needs of existing market is to colorful conductive material by the way that single-walled carbon nanotube is added as conducting medium.
Description
[technical field]
The present invention relates to technical field of polymer materials, specifically a kind of colour PC conductive material and products thereof.
[background technique]
With plastic cement products multifunction and electronic circuit it is highly integrated, with conductive characteristic material application also get over
Come more extensive, the impact resistant strength of PC material (polycarbonate, Polycarbonate) is high, flame retardant rating itself can reach V-
2, weatherability is good, is widely used in electron and electrician product.
For the sheet resistance of pure PC material more than 10^14 (10 14 powers) ohm, tradition passes through addition carbon black or carbon
Fiber obtains PC conductive material.However, leading to material because the additive amount of carbon black and carbon fiber needs between 10%-40%
Notch impact strength degradation, and the color of carbon black and carbon fiber is entirely black, is unable to reach existing market to colour
The demand of conductive material.
In view of this, it is really necessary to develop a kind of colour PC conductive material, with solve in the prior art PC conductive material without
Method accomplishes colored problem.
[summary of the invention]
Therefore, the purpose of the present invention is to provide a kind of colour PC conductive materials, to obtain colored PC conductive material.
In order to achieve the above object, colored PC conductive material of the invention, indicates in parts by weight, comprising:
80-99.98 parts of PC resin；
0.02-0.04 parts of single-walled carbon nanotube.
Optionally, the PC resin is bisphenol A polycarbonate, polyester-type polycarbonate, the poly- carbonic acid of hexamethylene bisphenol A-type
At least one of ester, polycarbonate of bis-phenol TMC synthesis.
Optionally, in 300 DEG C of temperature, weight bearing 1.2Kg, the melt mass flow rate of the PC resin is 3-50g/
Between 10min.
Optionally, the single-walled carbon nanotube draw ratio is between 100-10000, and diameter is between 0.4nm-2nm.
It optionally, further include toughener in the colour PC conductive material.
Optionally, the parts by weight of the toughener are 2-10 parts.
Optionally, the toughener is polyolefin elastomer grafted maleic anhydride, polyolefin elastomer grafting metering system
Acid glycidyl ester, styrene-acrylonitrile-glycidyl methacrylate copolymer, ethylene propylene diene rubber grafted maleic
Acid anhydride, crosslinking methyl acrylic ester-Tri- n -butyltin methacrylate toughener, butadiene-styrene-Tri- n -butyltin methacrylate
One or both of toughener, organic silicon rubber-Tri- n -butyltin methacrylate toughener compounding.
In addition, the present invention also provides a kind of product, for the product generated after the molding of colored PC conductive material.
Compared to the prior art, colored PC conductive material of the invention is situated between by the way that single-walled carbon nanotube is added as conductive
Matter can prepare a kind of high-performance and the adjustable PC conductive material for colour, meet existing market to colorful conductive material
Demand.
[specific embodiment]
Colored PC conductive material of the invention, indicates in parts by weight, comprising:
80-99.98 parts of PC resin, the PC resin is bisphenol A polycarbonate, polyester-type polycarbonate, hexamethylene pair
At least one of phenol A type polycarbonate, polycarbonate of bis-phenol TMC synthesis, it is described in 300 DEG C of temperature, weight bearing 1.2Kg
The melt mass flow rate (MI) of PC is between 3-50g/10min.
0.02-0.04 parts of single-walled carbon nanotube, the single-walled carbon nanotube (or single-layer carbon nano-tube, Single-
Walled Carbon nanotubes, SWCNTs) there are the performances such as excellent electronics, machinery, mechanics, especially to electronics and
Hole all has a mobility of superelevation, forms conductive path, the single by the single-walled carbon nanotube in the present invention
Pipe draw ratio (draw ratio is are as follows: the ratio between length and diameter) between 100-10000, diameter between 0.4nm-2nm, relative to
100 parts of material, adds the single-walled carbon nanotube of 0.04 parts by weight, and the volume resistance of conductive material can be down to 10^4Ohm~10^
5Ohm (ohm).
2-10 parts of toughener, in order to guarantee the impact property of material, the colour PC conductive material further includes toughener, institute
Stating toughener is polyolefin elastomer grafted maleic anhydride, polyolefin elastomer graft glycidyl methacrylate, benzene second
Alkene-acrylonitrile-methacylate glycidyl ester copolymer, grafting maleic anhydride with ethylene propylene terpolymer, crosslinking metering system
Esters of gallic acid-Tri- n -butyltin methacrylate toughener, butadiene-styrene-Tri- n -butyltin methacrylate toughener, organosilicon rubber
One or both of glue-Tri- n -butyltin methacrylate toughener compounding.Relative to 100 parts of material, the toughener of 2 parts of addition
The notch impact strength of the material of composition can be made to reach 70KJ/m2。
To have further understanding to the purpose of the present invention, effect and technological means, now in conjunction with comparative example and specific implementation
Example is described as follows.
Embodiment 1
99.96 parts of PC resin；
0.04 part of single-walled carbon nanotube.
Weigh each component of corresponding weight；Then, each component is stirred using uniaxial agitator；Said mixture is distinguished
Melting extrusion in double screw extruder is added to be granulated.
Embodiment 2
97.96 parts of PC resin；
0.04 part of single-walled carbon nanotube；
2 parts of toughener.
Wherein, toughener described in the present embodiment 2 is organic silicon rubber-Tri- n -butyltin methacrylate toughener.Weigh phase
Answer each component of weight；Then, each component is stirred using uniaxial agitator；Said mixture is added separately to twin-screw to squeeze
Melting extrusion is granulated in machine out.
Comparative example 1
70 parts of PC resin；
30 parts of carbon black.
Weigh each component of corresponding weight；Then, each component is stirred using uniaxial agitator；Said mixture is distinguished
Melting extrusion in double screw extruder is added to be granulated.
Comparative example 2
68 parts of PC resin；
30 parts of carbon black；
2 parts of toughener.
Wherein, toughener described in this comparative example 2 is organic silicon rubber-Tri- n -butyltin methacrylate toughener.Weigh phase
Answer each component of weight；Then, each component is stirred using uniaxial agitator；Said mixture is added separately to twin-screw to squeeze
Melting extrusion is granulated in machine out.
After the above various embodiments and comparative example melting extrusion are granulated, then the particle in each embodiment is infused on injection molding machine
It is moulded into type standard testing batten, by the mechanical performance of standard testing resulting materials, test result is as shown in table 1:
Table 1: the test result of each embodiment and comparative example
| Test item | Testing standard | Embodiment 1 | Comparative example 1 | Embodiment 2 | Comparative example 2 |
| Tensile strength (MPa) | ISO1183 | 62.3 | 42 | 57.7 | 62.8 |
| Elongation at break (%) | ISO527-1, -2 | 110 | 1.3 | 120 | 1.2 |
| Bending strength (MPa) | ISO 178 | 81 | 62 | 85 | 57 |
| Bending modulus (MPa) | ISO 178 | 2510 | 3200 | 2300 | 3200 |
| Impact strength (KJ/m2) | ISO 180 | 51 | 2.5 | 70 | 2.8 |
| Volume resistance (0hm) | IEC60093 | 10^4 | 10^4 | 10^4 | 10^4 |
Wherein, according to the numerical value of Δ E Lab color space test resulting materials are as follows: L value is between 25~90, and a value is -30
Between~40, b value is between -40~70, therefore the material can be allocated as random color, changes appearance by color matching.
Can learn through the above: by embodiment 1 compared with comparative example 1, embodiment 2 is compared with comparative example 2, in PC
Single-walled carbon nanotube is added in resin, compared to carbon black is added in PC resin, in the essentially identical feelings of the volume resistance of material
Under condition, mechanical performance is improved, and especially elongation at break and impact strength have obtained significantly being promoted, for example,
Elongation at break is promoted to 120% from 1.2%, and impact strength is from 2.8KJ/m2It is promoted to 70KJ/m2。
Material obtained in comparative example is black, can not be allocated as colour, be unable to satisfy market to colorful conductive material
Demand, and it is colour that material obtained in embodiment 1 and embodiment 2 is adjustable, meets market to the need of colorful conductive material
It asks；Compared with Example 2 by embodiment 1, it is added to toughener in the material, improves the impact property of material, impact strength
It can be from 51KJ/m2It is promoted to 70KJ/m2。
In addition, the present invention also provides a kind of product, for the product generated after the molding of colored PC conductive material, the product
It can be widely applied for electronics, in electric product, such as apply in the fields such as printer, computer CPU conductive component.
Claims (8)
1. a kind of colour PC conductive material, which is characterized in that in parts by weight indicate include:
80-99.98 parts of PC resin；
0.02-0.04 parts of single-walled carbon nanotube.
2. colour PC conductive material according to claim 1, which is characterized in that the PC resin is the poly- carbonic acid of bisphenol A-type
At least one of ester, polyester-type polycarbonate, hexamethylene bisphenol A polycarbonate, polycarbonate of bis-phenol TMC synthesis.
3. colour PC conductive material according to claim 1 or 2, which is characterized in that in 300 DEG C of temperature, weight bearing 1.2Kg
When, the melt mass flow rate of the PC resin is between 3-50g/10min.
4. colour PC conductive material according to claim 1, which is characterized in that the single-walled carbon nanotube draw ratio exists
Between 100-10000, diameter is between 0.4nm-2nm.
5. colour PC conductive material according to claim 1, which is characterized in that further include in the colour PC conductive material
Toughener.
6. colour PC conductive material according to claim 5, which is characterized in that the parts by weight of the toughener are 2-10
Part.
7. colour PC conductive material according to claim 5 or 6, which is characterized in that the toughener is polyolefin elastic
Body grafted maleic anhydride, polyolefin elastomer graft glycidyl methacrylate, styrene-acrylonitrile-methacrylic acid
Glycidyl ester copolymer, grafting maleic anhydride with ethylene propylene terpolymer, crosslinking methyl acrylic ester-methyl methacrylate
Class toughener, butadiene-styrene-Tri- n -butyltin methacrylate toughener, organic silicon rubber-Tri- n -butyltin methacrylate toughening
One or both of agent compounding.
8. a kind of product, which is characterized in that the product is through colored PC conduction material described in any one of claims 1 to 7
The product generated after material molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810137214.1A CN110144104A (en) | 2018-02-10 | 2018-02-10 | Colored PC conductive material and products thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810137214.1A CN110144104A (en) | 2018-02-10 | 2018-02-10 | Colored PC conductive material and products thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110144104A true CN110144104A (en) | 2019-08-20 |
Family
ID=67588157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810137214.1A Pending CN110144104A (en) | 2018-02-10 | 2018-02-10 | Colored PC conductive material and products thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110144104A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280100A (en) * | 2007-04-05 | 2008-10-08 | 帝人化成株式会社 | Conductive resin compound |
| CN102532839A (en) * | 2010-12-29 | 2012-07-04 | 合肥杰事杰新材料股份有限公司 | High-performance conductive polycarbonate material and preparation method thereof |
| CN107163532A (en) * | 2017-05-15 | 2017-09-15 | 五行科技股份有限公司 | The polycarbonate film material and preparation method of a kind of resistance to ultraviolet high fire-retardance grade |
-
2018
- 2018-02-10 CN CN201810137214.1A patent/CN110144104A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280100A (en) * | 2007-04-05 | 2008-10-08 | 帝人化成株式会社 | Conductive resin compound |
| CN102532839A (en) * | 2010-12-29 | 2012-07-04 | 合肥杰事杰新材料股份有限公司 | High-performance conductive polycarbonate material and preparation method thereof |
| CN107163532A (en) * | 2017-05-15 | 2017-09-15 | 五行科技股份有限公司 | The polycarbonate film material and preparation method of a kind of resistance to ultraviolet high fire-retardance grade |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190820 |
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| RJ01 | Rejection of invention patent application after publication |