CN103804844A - Electromagnetic shielding plastic and preparation method thereof - Google Patents
Electromagnetic shielding plastic and preparation method thereof Download PDFInfo
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- CN103804844A CN103804844A CN201310644094.1A CN201310644094A CN103804844A CN 103804844 A CN103804844 A CN 103804844A CN 201310644094 A CN201310644094 A CN 201310644094A CN 103804844 A CN103804844 A CN 103804844A
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- maleic anhydride
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Abstract
The invention discloses an electromagnetic shielding plastic prepared from the following raw materials in parts by mass: 50-80 parts of ABS (Acrylonitrile Butadiene Styrene) resin, 10-30 parts of Fe3O4, 10-20 parts of carbon fiber, 10-20 parts of carbon black, 5-10 parts of maleic anhydride grafted compatilizer and 0.3-0.6 part of calcium stearate. The electromagnetic shielding plastic prepared by the invention has favorable electromagnetic shielding and processing performances.
Description
Technical field
The present invention relates to plastics preparation field, particularly, the present invention relates to a kind of electromagnetic shielding plastic and preparation method thereof.
Background technology
Along with the high speed development of electronic industry, the number of electronic products of various civil and militaries sharply increases, and electromagnetic interference (EMI) has become a kind of social effects of pollution.Plastics are used as the case material of electronic product because of advantages such as its quality are light, corrosion-resistant, cost is low, plasticity-is good.But common plastics is isolator, build up of electrostatic charge on the one hand, holds fire hazardous and blast in inflammable, explosive place, is almost transparent on the other hand for hertzian wave, can not absorb and reflect, and has no screening ability, does not have the performance of anti-EMI.Therefore, the Novel shielding plastics of research good conductivity, good processability, greatly accelerate to make with engineering plastics substituted metal material the process of electronic machine housing, for military affairs, communication, maintain secrecy, computer system engineering, electronically controlled engineering, biotechnology and high-tech electromagnetic compatibility provide good means and assurance, social life and national defense construction are of great importance.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of electromagnetic shielding plastic and preparation method thereof.Electromagnetic shielding plastic prepared by the present invention has good capability of electromagnetic shielding and processing characteristics.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of electromagnetic shielding plastic, is made up of the raw material of following mass parts: the carbon black of the inclined to one side ferrous acid ferrous iron of 50-80 part ABS resin, 10-30 part, the carbon fiber of 10-20 part, 10-20 part, the maleic anhydride graft compatilizer of 5-10 part, the calcium stearate of 0.3-0.6 part.
Further, in embodiment, electromagnetic shielding plastic, is made up of the raw material of following mass parts: 70 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 20 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 10 parts, the calcium stearate of 0.5 part.
Further, in embodiment, electromagnetic shielding plastic, is made up of the raw material of following mass parts: 60 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 15 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.4 part.
Further, in embodiment, electromagnetic shielding plastic, is made up of the raw material of following mass parts: 50 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 10 parts, the carbon fiber of 10 parts, the carbon black of 20 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.3 part.
The preparation method of a kind of electromagnetic shielding plastic of the present invention comprises the steps:
(1) proportionally take ABS resin, carbon fiber, carbon black, calcium stearate, and mix;
(2) raw material of described step (1) gained is extruded in forcing machine;
(3) take in proportion inclined to one side ferrous acid ferrous iron and maleic anhydride graft compatilizer, the material that described step (2) is extruded is with ferrous acid ferrous iron and maleic anhydride graft compatilizer mix partially;
(4) material after step (3) is mixed is extruded in forcing machine.
Compared with prior art, tool has the following advantages in the present invention: it is high that the present invention prepares obtained electromagnetic shielding plastic electromagnetic wave shielding energy efficiency, is suitable for the production of all kinds of electronic product casings.
Embodiment
In order to understand better content of the present invention, be described further below in conjunction with specific embodiment.Should be understood that these embodiment, only for the present invention is further described, limit the scope of the invention and be not used in.In addition should be understood that and reading after content of the present invention, person skilled in art makes some nonessential change or adjustment to the present invention, still belongs to protection scope of the present invention.
Embodiment 1
The raw material of following mass parts: 70 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 20 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 10 parts, the calcium stearate of 0.5 part.
Preparation in accordance with the following methods:
(1) take ABS resin, carbon fiber, carbon black and calcium stearate, and mix;
(2) raw material of described step (1) gained is extruded in forcing machine;
(3) material that described step (2) is extruded mixes with the described inclined to one side ferrous acid ferrous iron and the maleic anhydride graft compatilizer that take;
(4) material after step (3) is mixed is extruded in forcing machine, obtains electromagnetic shielding plastic of the present invention.
Embodiment 2
The raw material of following mass parts: 60 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 15 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.4 part.
Preparation in accordance with the following methods:
(1) take ABS resin, carbon fiber, carbon black, calcium stearate, and mix;
(2) raw material of described step (1) gained is extruded in forcing machine;
(3) material that described step (2) is extruded mixes with the described inclined to one side ferrous acid ferrous iron and the maleic anhydride graft compatilizer that take;
(4) material after step (3) is mixed is extruded in forcing machine, obtains electromagnetic shielding plastic of the present invention.
Embodiment 3
The raw material of following mass parts: 50 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 10 parts, the carbon fiber of 10 parts, the carbon black of 20 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.3 part.
Preparation in accordance with the following methods:
(1) take ABS resin, carbon fiber, carbon black, calcium stearate, and mix;
(2) raw material of described step (1) gained is extruded in forcing machine;
(3) material that described step (2) is extruded mixes with the described inclined to one side ferrous acid ferrous iron and the maleic anhydride graft compatilizer that take;
(4) material after step (3) is mixed is extruded in forcing machine, obtains electromagnetic shielding plastic of the present invention.
As mentioned above, just can realize preferably the present invention.
Claims (5)
1. an electromagnetic shielding plastic, it is characterized in that, formed by the raw material of following mass parts: the carbon black of the inclined to one side ferrous acid ferrous iron of 50-80 part ABS resin, 10-30 part, the carbon fiber of 10-20 part, 10-20 part, the maleic anhydride graft compatilizer of 5-10 part, the calcium stearate of 0.3-0.6 part.
2. a kind of electromagnetic shielding plastic according to claim 1, it is characterized in that, formed by the raw material of following mass parts: 70 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 20 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 10 parts, the calcium stearate of 0.5 part.
3. a kind of electromagnetic shielding plastic according to claim 1, it is characterized in that, formed by the raw material of following mass parts: 60 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 15 parts, the carbon fiber of 15 parts, the carbon black of 15 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.4 part.
4. a kind of electromagnetic shielding plastic according to claim 1, it is characterized in that, formed by the raw material of following mass parts: 50 parts of ABS resin, the inclined to one side ferrous acid ferrous iron of 10 parts, the carbon fiber of 10 parts, the carbon black of 20 parts, the maleic anhydride graft compatilizer of 5 parts, the calcium stearate of 0.3 part.
5. the preparation method of a kind of electromagnetic shielding plastic described in the claims 1, is characterized in that, described method comprises the steps:
(1) proportionally take ABS resin, carbon fiber, carbon black, calcium stearate, and mix;
(2) raw material of described step (1) gained is extruded in forcing machine;
(3) take in proportion inclined to one side ferrous acid ferrous iron and maleic anhydride graft compatilizer, the material that described step (2) is extruded is with ferrous acid ferrous iron and maleic anhydride graft compatilizer mix partially;
(4) material after step (3) is mixed is extruded in forcing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644094.1A CN103804844A (en) | 2013-12-03 | 2013-12-03 | Electromagnetic shielding plastic and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644094.1A CN103804844A (en) | 2013-12-03 | 2013-12-03 | Electromagnetic shielding plastic and preparation method thereof |
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| CN103804844A true CN103804844A (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310644094.1A Pending CN103804844A (en) | 2013-12-03 | 2013-12-03 | Electromagnetic shielding plastic and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185799A (en) * | 2021-04-28 | 2021-07-30 | 衢州艾科科技有限公司 | Composite material with electromagnetic shielding function and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291577A (en) * | 2007-10-31 | 2008-10-22 | 中兴通讯股份有限公司 | Plastic panel |
| CN101812214A (en) * | 2009-09-21 | 2010-08-25 | 顾德阳 | Electromagnetic shielding material and preparation method thereof |
| CN102206414A (en) * | 2011-05-25 | 2011-10-05 | 佛山市顺德区高怡新塑料有限公司 | Calorific electromagnetic shielding plastic-based composite material and preparation method thereof |
-
2013
- 2013-12-03 CN CN201310644094.1A patent/CN103804844A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291577A (en) * | 2007-10-31 | 2008-10-22 | 中兴通讯股份有限公司 | Plastic panel |
| CN101812214A (en) * | 2009-09-21 | 2010-08-25 | 顾德阳 | Electromagnetic shielding material and preparation method thereof |
| CN102206414A (en) * | 2011-05-25 | 2011-10-05 | 佛山市顺德区高怡新塑料有限公司 | Calorific electromagnetic shielding plastic-based composite material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185799A (en) * | 2021-04-28 | 2021-07-30 | 衢州艾科科技有限公司 | Composite material with electromagnetic shielding function and preparation method thereof |
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Application publication date: 20140521 |
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