CN106832666A - Polyvinyl chloride pipe for electromagnetism interference and preparation method thereof - Google Patents
Polyvinyl chloride pipe for electromagnetism interference and preparation method thereof Download PDFInfo
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- CN106832666A CN106832666A CN201710045072.1A CN201710045072A CN106832666A CN 106832666 A CN106832666 A CN 106832666A CN 201710045072 A CN201710045072 A CN 201710045072A CN 106832666 A CN106832666 A CN 106832666A
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Abstract
The present invention discloses a kind of polyvinyl chloride pipe for electromagnetism interference and preparation method thereof, and the polyvinyl chloride pipe includes Corvic, coupling agent, heat stabilizer, electromagnetism interference agent, colouring agent, fire retardant, anti-impact agent, lubricant and dispersant.First Corvic, coupling agent, heat stabilizer, colouring agent, fire retardant, anti-impact agent, lubricant are sufficiently mixed by recipe ratio stirring；Then electromagnetism interference agent is added by recipe ratio, stirs fully dispersed at a temperature of 70 ~ 100 DEG C, form mixing material；Dispersant is added after cooling, be heated to 120 DEG C ~ 180 DEG C be sufficiently mixed after, extrusion molding.Polyvinyl chloride pipe of the present invention has outstanding capability of electromagnetic shielding, and under conditions of 30 MHz ~ 1000 MHz, shield effectiveness can meet the requirement of electromagnetism interference up to 40 more than dB for it；Meanwhile, with excellent mechanical property, practicality easy for installation.
Description
Technical field
The present invention relates to a kind of polyvinyl chloride pipe for electromagnetism interference and preparation method thereof, belong to chemical field.
Background technology
As information technology and computer internet technology are developed rapidly, the propagation of information is often through weak electric signal line
It is carrier.In routine use, signal is often subject to the electromagnetic interference that neighbouring forceful electric power is fluctuated and other signals are produced, and causes letter
Number distortion.Protection in the market for weak electric signal line is not enough, and weak electric wire electrical casing pipe does not have with common forceful electric power line electrical casing pipe
Respectively.And existing conductive plastics is mostly soft on the market, anti-pressure ability is poor, it is impossible to for without in plasticising ultra-toughness property electrical casing pipe.
In view of this, the present inventor is studied this, specially develops a kind of polyvinyl chloride for electromagnetism interference
Pipe and preparation method thereof, thus this case produces.
The content of the invention
It is an object of the invention to provide a kind of polyvinyl chloride pipe for electromagnetism interference and preparation method thereof.
To achieve these goals, solution of the invention is：
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
100 parts of Corvic；
0.2 ~ 3.5 part of coupling agent；
1 ~ 5 part of heat stabilizer；
10 ~ 20 parts of electromagnetism interference agent；
0.5 ~ 1 part of colouring agent；
2 ~ 5 parts of fire retardant；
5 ~ 20 parts of anti-impact agent；
2 ~ 5 parts of lubricant；
5 ~ 15 parts of dispersant.
The above coupling agent is silane coupler.
The above heat stabilizer is calcium zinc stabilizer or complex lead salt stabilizer.
The above electromagnetism interference agent be conductive black, CNT in one or two.
The above colouring agent is titanium dioxide or organic color powder.
The above fire retardant is one or more in phosphorus flame retardant, inorganic combustion inhibitor.
The above anti-impact agent is one or more in haloflex, acrylic copolymer.
The above lubricant be Tissuemat E, paraffin in one or two.
The above dispersant be acrylic acid p-aminophenyl methyl esters, acrylic acid para hydroxybenzene ethyl ester one or two.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
First by Corvic, coupling agent, heat stabilizer, colouring agent, fire retardant, anti-impact agent, lubricant by recipe ratio with
The speed stirring of 600-1000 r/min is sufficiently mixed；
Then electromagnetism interference agent is added by recipe ratio, stirs fully dispersed at a temperature of 70 ~ 100 DEG C, form mixing material；
Add dispersant after the cooling of above-mentioned mixing material, be heated to 120 DEG C ~ 180 DEG C be sufficiently mixed after, extrusion molding.
The above coupling agent is silane coupler.
The above heat stabilizer is calcium zinc stabilizer or complex lead salt stabilizer.
The above electromagnetism interference agent be conductive black, CNT in one or two.
The above colouring agent is titanium dioxide or organic color powder.
The above fire retardant is one or more in phosphorus flame retardant, inorganic combustion inhibitor.
The above anti-impact agent is one or more in haloflex, acrylic copolymer.
The above lubricant be Tissuemat E, paraffin in one or two.
The above dispersant be acrylic acid p-aminophenyl methyl esters, acrylic acid para hydroxybenzene ethyl ester one or two.
Polyvinyl chloride pipe for electromagnetism interference of the present invention has outstanding capability of electromagnetic shielding, and it is in 30 MHz
Under conditions of ~ 1000 MHz, shield effectiveness can meet the requirement of electromagnetism interference up to 40 more than dB；Meanwhile, with excellent
Mechanical property, practicality easy for installation.Additionally, the polyvinyl chloride pipe is free of metal ingredient, preparation process is simple, equipment requirement is low.
The present invention is described in further detail below in conjunction with specific embodiment.
Specific embodiment
Embodiment 1
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
2.0 parts of silane coupler KH560；
2.5 parts of complex lead salt stabilizer；
15 parts of conductive black；
3 parts of CNT；
1 part of titanium dioxide；
2 parts of magnesium hydroxide；
8 parts of haloflex；
2 parts of Tissuemat E；
15 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First Corvic, silane coupler KH560, complex lead salt stabilizer, titanium dioxide, magnesium hydroxide, chlorination are gathered
Ethene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 600 r/min；
2）Then the conductive black of corresponding number, CNT are added by above-mentioned recipe ratio again and stirs fully dispersed, stirring temperature
It is 70 DEG C to spend, and forms mixing material；
3）Add acrylic acid p-aminophenyl methyl esters after the cooling of above-mentioned mixing material, be heated to 150 DEG C be sufficiently mixed after, be extruded into
Type, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 44；
Compressive property：Diameter reduction rate 22.7% during 1 min of load, diameter reduction rate 8.6% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 0；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 2
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
3.0 parts of silane coupler KH560；
3 parts of calcium zinc stabilizer；
10 parts of conductive black；
5 parts of CNT；
1 part of titanium dioxide；
2.5 parts of magnesium hydroxide；
10 parts of haloflex；
3 parts of Tissuemat E；
15 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First by Corvic, silane coupler KH560, calcium zinc stabilizer, titanium dioxide, magnesium hydroxide, haloflex,
Tissuemat E is sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 700 r/min；
2）Then the conductive black of corresponding number, CNT is added to stir fully dispersed, whipping temp by above-mentioned recipe ratio again
It is 80 DEG C, forms mixing material；
3）Above-mentioned mixing material cooling after, add acrylic acid p-aminophenyl methyl esters, be heated to 120 DEG C be sufficiently mixed after, squeeze
Go out shaping, form polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 41；
Compressive property：Diameter reduction rate 20.8% during 1 min of load, diameter reduction rate 9.4% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 1；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 3
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
2 parts of silane coupler KH570；
2 parts of calcium zinc stabilizer；
15 parts of conductive black；
5 parts of CNT；
1 part of titanium dioxide；
3 parts of aluminium hydroxide；
5 parts of haloflex；
2 parts of Tissuemat E；
15 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First by Corvic, silane coupler KH570, calcium zinc stabilizer, titanium dioxide, aluminium hydroxide, chlorinated polyethylene
Alkene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 800 r/min；
2）Then stirring fully dispersed whipping temp by the conductive black of the corresponding number of above-mentioned recipe ratio addition, CNT again is
85 DEG C, form mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 160 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 42；
Compressive property：Diameter reduction rate 23.5% during 1 min of load, diameter reduction rate 8.4% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 0；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 4
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
0.2 part of silane coupler KH570；
5 parts of complex lead salt stabilizer；
10 parts of conductive black；
8 parts of CNT；
0.5 part of titanium dioxide；
4 parts of aluminium hydroxide；
15 parts of haloflex；
2 parts of Tissuemat E；
13 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First Corvic, silane coupler KH570, complex lead salt stabilizer, titanium dioxide, aluminium hydroxide, chlorination are gathered
Ethene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 900 r/min；
2）Then the conductive black of corresponding number, CNT is added to stir fully dispersed, whipping temp by above-mentioned recipe ratio again
It is 100 DEG C, forms mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 180 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 40；
Compressive property：Diameter reduction rate 20.1% during 1 min of load, diameter reduction rate 8.9% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 1；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 5
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
1.2 parts of Silane coupling agent KH550；
4 parts of complex lead salt stabilizer；
15 parts of conductive black；
3 parts of CNT；
0.5 part of titanium dioxide；
4 parts of magnesium hydroxide；
12 parts of haloflex；
4 parts of Tissuemat E；
10 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First Corvic, Silane coupling agent KH550, complex lead salt stabilizer, titanium dioxide, magnesium hydroxide, chlorination are gathered
Ethene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 1000 r/min；
2）Then the conductive black of corresponding number, CNT is added to stir fully dispersed, whipping temp by above-mentioned recipe ratio again
It is 100 DEG C, forms mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 170 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 40；
Compressive property：Diameter reduction rate 20.1% during 1 min of load, diameter reduction rate 8.9% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 1；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 6
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
3.2 parts of Silane coupling agent KH550；
3 parts of complex lead salt stabilizer；
18 parts of conductive black；
2 parts of CNT；
0.5 part of titanium dioxide；
3 parts of magnesium hydroxide；
10 parts of haloflex；
2 parts of Tissuemat E；
12 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First Corvic, Silane coupling agent KH550, complex lead salt stabilizer, titanium dioxide, magnesium hydroxide, chlorination are gathered
Ethene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 800 r/min；
2）Then stirring fully dispersed whipping temp by the conductive black of the corresponding number of above-mentioned recipe ratio addition, CNT again is
85 DEG C, form mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 155 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 41；
Compressive property：Diameter reduction rate 23.6% during 1 min of load, diameter reduction rate 7.9% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 0；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 7
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
3.5 parts of silane coupler KH560；
5 parts of calcium zinc stabilizer；
15 parts of conductive black；
5 parts of CNT；
0.5 part of titanium dioxide；
2 parts of magnesium hydroxide；
20 parts of haloflex；
5 parts of Tissuemat E；
15 parts of acrylic acid p-aminophenyl methyl esters.
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First by Corvic, silane coupler KH560, calcium zinc stabilizer, titanium dioxide, magnesium hydroxide, haloflex,
Tissuemat E is sufficiently mixed by the speed stirring realization of the r/min of above-mentioned recipe ratio 750；
2）Then stirring fully dispersed whipping temp by the conductive black of the corresponding number of above-mentioned recipe ratio addition, CNT again is
90 DEG C, form mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 165 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 43；
Compressive property：Diameter reduction rate 24.1% during 1 min of load, diameter reduction rate 7.6% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 0；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
Embodiment 8
For the polyvinyl chloride pipe of electromagnetism interference, with weight ratio meter, match as follows：
Composition proportion weight portion
100 parts of Corvic；
1.5 parts of silane coupler KH560；
3.5 parts of complex lead salt stabilizer；
15 parts of conductive black；
5 parts of CNT；
0.8 part of titanium dioxide；
2.5 parts of magnesium hydroxide；
14 parts of haloflex；
2.5 parts of Tissuemat E；
6 parts of acrylic acid p-aminophenyl methyl esters；
For the polyvinyl chloride tube preparation method of electromagnetism interference, comprise the following steps：
1）First Corvic, silane coupler KH560, complex lead salt stabilizer, titanium dioxide, magnesium hydroxide, chlorination are gathered
Ethene, Tissuemat E are sufficiently mixed by above-mentioned recipe ratio with the speed stirring realization of 950 r/min；
2）Then the conductive black of corresponding number, CNT are added by above-mentioned recipe ratio again and stirs fully dispersed, stirring temperature
It is 75 DEG C to spend, and forms mixing material；
3）After cooling in above-mentioned mixing material add acrylic acid p-aminophenyl methyl esters, be heated to 145 DEG C be sufficiently mixed after, extrusion
Shaping, forms polyvinyl chloride pipe.
The polyvinyl chloride pipe for electromagnetism interference obtained using preparation method described in the present embodiment, each performance is as follows：
Capability of electromagnetic shielding：Under conditions of 30 MHz ~ 1000 MHz, the dB of shield effectiveness 42；
Compressive property：Diameter reduction rate 20.6% during 1 min of load, diameter reduction rate 9.1% during 1 min of off-load；
Impact property：Standard pendulum impact test, 12 test specimens are damaged 0；
Bending property：Spring bending experiment is carried out under the conditions of -15 DEG C, without visible slight crack inside and outside 15 groups of samples.
The polyvinyl chloride pipe for electromagnetism interference described in above-described embodiment has outstanding capability of electromagnetic shielding, its
Under conditions of 30 MHz ~ 1000 MHz, shield effectiveness can meet the requirement of electromagnetism interference up to 40 more than dB；Meanwhile, tool
There are excellent mechanical property, practicality easy for installation.Additionally, the polyvinyl chloride pipe be free of metal ingredient, preparation process is simple, if
It is low for requiring.
Above-described embodiment and non-limiting product form of the invention and style, the ordinary skill people of any art
Appropriate change or modification that member is done to it, all should be regarded as not departing from patent category of the invention.
Claims (10)
1. it is used for the polyvinyl chloride pipe of electromagnetism interference, it is characterised in that with weight ratio meter, matches as follows：
100 parts of Corvic；
0.2 ~ 3.5 part of coupling agent；
1 ~ 5 part of heat stabilizer；
10 ~ 20 parts of electromagnetism interference agent；
0.5 ~ 1 part of colouring agent；
2 ~ 5 parts of fire retardant；
5 ~ 20 parts of anti-impact agent；
2 ~ 5 parts of lubricant；
5 ~ 15 parts of dispersant.
2. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the coupling agent is silane
Coupling agent.
3. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the heat stabilizer is calcium
Zinc stabilizer or complex lead salt stabilizer.
4. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the electromagnetism interference agent
For one or two in conductive black, CNT.
5. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the colouring agent is titanium white
Powder or organic color powder.
6. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the fire retardant is phosphorus system
One or more in fire retardant, inorganic combustion inhibitor.
7. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the anti-impact agent is chlorination
One or more in polyethylene, acrylic copolymer.
8. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the lubricant is poly- second
One or two in alkene wax, paraffin.
9. the polyvinyl chloride pipe of electromagnetism interference is used for as claimed in claim 1, it is characterised in that the dispersant is propylene
Sour p-aminophenyl methyl esters, acrylic acid para hydroxybenzene ethyl ester one or two.
10. the polyvinyl chloride tube preparation method of electromagnetism interference is used for, it is characterised in that comprised the following steps：
1）First by Corvic, coupling agent, heat stabilizer, colouring agent, fire retardant, anti-impact agent, lubricant by recipe ratio with
The speed stirring of 600-1000 r/min is sufficiently mixed；
2）Then electromagnetism interference agent is added by recipe ratio, stirs fully dispersed at a temperature of 70 ~ 100 DEG C, form mixing
Material；
3）Add dispersant after the cooling of above-mentioned mixing material, be heated to 120 DEG C ~ 180 DEG C be sufficiently mixed after, extrusion molding.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045072.1A CN106832666A (en) | 2017-01-22 | 2017-01-22 | Polyvinyl chloride pipe for electromagnetism interference and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045072.1A CN106832666A (en) | 2017-01-22 | 2017-01-22 | Polyvinyl chloride pipe for electromagnetism interference and preparation method thereof |
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| CN106832666A true CN106832666A (en) | 2017-06-13 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264703A (en) * | 2018-01-15 | 2018-07-10 | 东莞市安拓普塑胶聚合物科技有限公司 | It is a kind of with the flame-proof PVC cable insulating material of electro-magnetic screen function or protective cover material and preparation method thereof |
| CN108285604A (en) * | 2018-03-07 | 2018-07-17 | 孙奉生 | A kind of composite material for shielding electromagnetic radiation |
| CN108359190A (en) * | 2018-01-15 | 2018-08-03 | 东莞市安拓普塑胶聚合物科技有限公司 | It is a kind of with the flame-proof PVC cable insulating material of electro-magnetic screen function or protective cover material and preparation method thereof |
| CN108410112A (en) * | 2018-01-15 | 2018-08-17 | 东莞市安拓普塑胶聚合物科技有限公司 | A kind of fire-retardant TPE cable insulating materials or protective cover material and preparation method thereof with electro-magnetic screen function |
| CN108456372A (en) * | 2018-01-15 | 2018-08-28 | 东莞市安拓普塑胶聚合物科技有限公司 | It is a kind of with the flame-proof PVC cable insulating material of electro-magnetic screen function or protective cover material and preparation method thereof |
| CN109021450A (en) * | 2018-07-20 | 2018-12-18 | 广东安普智信电气有限公司 | A kind of shock resistance high heat resistance material and preparation method thereof and cable protection pipe obtained |
| CN109021421A (en) * | 2018-05-31 | 2018-12-18 | 广东安普智信电气有限公司 | A kind of electromagnetic shielding material and preparation method thereof and cable protection pipe obtained |
| CN109294106A (en) * | 2018-08-16 | 2019-02-01 | 海南联塑科技实业有限公司 | A kind of halogen-free flameproof electromagnetic shielding PVC electrical casing pipe |
| CN109456547A (en) * | 2018-09-29 | 2019-03-12 | 台州学院 | A kind of radiation protection PVC pipe and its manufacturing method |
| CN115386179A (en) * | 2022-08-31 | 2022-11-25 | 洛阳理工学院 | Preparation method of polyvinyl chloride composite material with electromagnetic shielding and cold resistance |
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| CN103642156A (en) * | 2013-12-04 | 2014-03-19 | 宁波康氏塑料科技有限公司 | Polyvinyl chloride composite with electromagnetic shielding function and preparation method of polyvinyl chloride composite |
| CN103897292A (en) * | 2014-03-01 | 2014-07-02 | 安徽省定兴电缆有限公司 | Low smoke antiflaming high shield cable sheath material |
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