CN109265809A - A kind of denatured conductive polyethylene and preparation method thereof based on conductivity ceramics - Google Patents
A kind of denatured conductive polyethylene and preparation method thereof based on conductivity ceramics Download PDFInfo
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- 239000000919 ceramic Substances 0.000 title claims abstract description 92
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 42
- -1 polyethylene Polymers 0.000 title claims abstract description 42
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 54
- 239000000654 additive Substances 0.000 claims abstract description 50
- 230000000996 additive effect Effects 0.000 claims abstract description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 14
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 14
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 13
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 13
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 13
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 239000004209 oxidized polyethylene wax Substances 0.000 claims abstract description 11
- 235000013873 oxidized polyethylene wax Nutrition 0.000 claims abstract description 11
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims abstract description 8
- 239000002105 nanoparticle Substances 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 13
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 10
- 239000002482 conductive additive Substances 0.000 claims description 10
- 239000011812 mixed powder Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 229910052593 corundum Inorganic materials 0.000 claims description 7
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 6
- 239000005977 Ethylene Substances 0.000 claims description 6
- 229910003408 SrCeO3 Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 5
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 5
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 5
- 238000005453 pelletization Methods 0.000 claims description 5
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 5
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 3
- NVKDFGCILHNHRS-UHFFFAOYSA-N C1(C=CC=C1)[Au] Chemical compound C1(C=CC=C1)[Au] NVKDFGCILHNHRS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052573 porcelain Inorganic materials 0.000 claims 2
- 229920001940 conductive polymer Polymers 0.000 abstract description 10
- 239000002861 polymer material Substances 0.000 abstract description 8
- 239000002322 conducting polymer Substances 0.000 abstract description 2
- 238000011161 development Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 30
- 239000007789 gas Substances 0.000 description 8
- 229910010293 ceramic material Inorganic materials 0.000 description 5
- 238000000498 ball milling Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010954 inorganic particle Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052574 oxide ceramic Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004712 Metallocene polyethylene (PE-MC) Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229920001617 Vinyon Polymers 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0856—Iron
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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 conductive polymer material fields, a kind of denatured conductive polyethylene and preparation method thereof based on conductivity ceramics is disclosed, the conductive polymer material is mainly as made by following raw material: 2.5-4.3 parts and 0.05-0.1 parts 50-59 parts of linear low density polyethylene, 4.5-7.5 parts of ethylene-vinyl acetate copolymer, 5-10 parts of acrylic resin, 2.2-5 parts of metallocene PE, 22-27 parts of conductivity ceramics powder additive, 1-2 parts of oxidized polyethylene wax, 0.6-0.7 parts of organotin, iron powder bulk additives.Compared with the existing technology, the resulting conductive polymer material performance of the present invention is more superior, and electric conductivity is more preferable, can adapt to more harsh external environment, has very important realistic meaning to the development of China's conducting polymer industry.
Description
Technical field
The present invention relates to conductive polymer material field more particularly to a kind of denatured conductive polyethylene based on conductivity ceramics
And preparation method thereof.
Background technique
Usually, there is no free-moving ion or electronics in ceramic material, be good insulating body, but when certain
When oxide ceramics heats, the electronics in atoms outermost can obtain enough energy, to get rid of suction of the atomic nucleus to it
Draw, and becoming can be with the free electron of free movement, this ceramics can become conductivity ceramics.As a kind of new ceramics,
Compared to more general conductive material, conducting ceramic material has outstanding wearability and corrosion resistance, at very high temperatures may be used
To keep stablizing, therefore there are very big potentiality.
In general, people usually using copper wire or other metals as conductive material, however pure metal material
With significant limitation, such as gets rusty easily or obvious fuel factor can be generated.With the development of science and technology, some tools
There is the high molecular material of excellent conductive performance, it is widely available in industrial circle.We can in life many electric conductivity of needing
Their figure is seen in place, such as is needed to eliminate on the precision instrument of electrostatic effect or needed transmission telecommunications number but inconvenience
Directly using in the harsh working environment of metallic conduction.
Conductive polymer material on the market, majority realization conducting function using carbon black as additive, however carbon material sheet
Body also has the shortcomings that certain, has certain influence to the mechanical property of high molecular material.Therefore we need a kind of electric conductivity to have
It is improved, while material mechanical performance also more excellent conductive polymer material.
Summary of the invention
The denatured conductive polyethylene that in order to solve the above-mentioned technical problems, the present invention provides a kind of based on conductivity ceramics and its
Preparation method.We are additionally added to metallocene PE, conductivity ceramics powder additive and iron powder in general polyethylene,
The electric conductivity of this modified poly ethylene is excellent, while material mechanical performance is also very outstanding.
The specific technical proposal of the invention is: a kind of denatured conductive polyethylene based on conductivity ceramics, including following weight
Made by the raw material of part: 50-59 parts of linear low density polyethylene, 4.5-7.5 parts of ethylene-vinyl acetate copolymer, acrylic acid tree
It is 5-10 parts of rouge, 2.2-5 parts of metallocene PE, 22-27 parts of conductivity ceramics powder additive, 1-2 parts of oxidized polyethylene wax, organic
It is 0.6-0.7 parts of tin, 2.5-4.3 parts of iron powder, additive 0.05-0.1 parts bulk.
In the present invention, linear low density polyethylene is as polymer body；Ethylene-vinyl acetate copolymer and metallocene
Polyethylene is able to ascend material impact resistance；Acrylic resin is able to ascend the weatherability and machinability of material；Furthermore cyclopentadienyl gold
Material surface glossy clear can also be made by belonging to polyethylene, more beautiful, wherein the complex adulterated can assist conductivity ceramics powder
Carry out conduction, while the performance of General Promotion vinyon；Conductivity ceramics additive be as materials conductive auxiliary agent, while
Inorganic particle toughening effect is formed in material；Oxidized polyethylene wax promotes reaction to generate as lubricant；Organotin is able to ascend
Material thermal stability；Iron powder work can play reinforcing effect, can simultaneously serve as desiccant absorb moisture, as antioxidant with
Oxygen reaction, the Fe of generation2O3The electric conductivity of conductivity ceramics can also be supplied.
Preferably, the conductivity ceramics powder additive is as made by following raw material: SrCeO3Nano particle
25-40 parts, Al2O325-30 parts of nano particle, 30-40 parts of Sr-Ce-Al nano particle, 3-6 parts of pentaerythrite.
In conductivity ceramics powder additive of the invention, SrCeO3、Al2O3, Sr-Ce-Al be all ideal electric conductivity pottery
Ceramic material compares more general conductive material, and performance is more stable, and weatherability is more outstanding, while can be to the machine of high molecular material
Tool performance generates great reinforcement.Pentaerythrite plays crosslinked action, can form the same of complexing network guaranteeing conductivity ceramics
When, firm contact is formed with macromolecule matrix material.
Preferably, the preparation method of the conductivity ceramics powder additive includes the following steps:
1) by CeO2, SrO, Al massage your ratio 2: (1.9-2.1): (2.9-3.1) is put into ball mill, in dry sky
60-75min is crushed under gas atmosphere, metal mixed powder is made in revolving speed 210-230r/min；
2) metal mixed powder obtained in step 1) is put into Muffle furnace, with 600-820 DEG C of calcining 1-2.5h, heating
1-2 DEG C of speed/min, persistently keeps the temperature 2-3h, until Temperature fall, final to obtain conductivity ceramics powder；
3) conductivity ceramics powder obtained in step 2) is placed again into ball mill, carries out two under dry air atmosphere
Conductivity ceramics nano particle is made in secondary ball milling 30-45min, revolving speed 230-250r/min；
4) conductivity ceramics nano particle obtained in step 3) and pentaerythrite are put into ball mill, in dry air gas
5-10min is stirred under atmosphere, conductivity ceramics powder additive is made in revolving speed 50-65r/min.
Following reaction is mainly produced in the preparation process of conductivity ceramics powder:
①②
Under the Mechanosensitive channels of ball mill, metal oxide can break through energy barrier, occur some in original heating power
The chemical reaction that can not occur on the basis of, including directly generate nano-metal composite oxide ceramic material.Material is led
Electric principle comes from metal and is oxidized to the raw electron-hole of semiconductor product.
Preferably, acrylic resin is the equal proportion mixture of ethyl methacrylate, n-BMA.
Preferably, bulk additive is yeast, sodium bicarbonate and calcium carbonate in molar ratio 1: (10-12): (10-12) is mixed
The mixture of conjunction.
A kind of preparation method of the denatured conductive polyethylene based on conductivity ceramics, includes the following steps:
1) the conductivity ceramics powder additive of formula ratio is put into high mixer, preheats 5-8min at 100-120 DEG C, goes
Moisture removal, revolving speed 180-200r/min obtain pretreatment conductivity ceramics powder；
2) oxidized polyethylene wax, organotin and the iron powder for pretreatment the conductivity ceramics powder and formula ratio for obtaining step 1)
It is put into high mixer, 15-25min is handled at 120-150 DEG C, revolving speed 1200-1500r/min obtains conductive additive；
3) linear low density polyethylene of formula ratio, ethylene-vinyl acetate copolymer, acrylic resin and metallocene are gathered
Ethylene is put into mixer mixing 20-30min, and the conductive additive that step 2) is obtained is put into mixer mixing 10-20min, temperature
175-205 DEG C of degree, revolving speed 400-500r/min is finally put into bulk additive with every 100kg, continuess to mix 5-10min, temperature
175-205 DEG C of degree, revolving speed 200-300r/min finally obtains conductive polyethylene finished product；
4) the conductive polyethylene finished product that step 3) obtains is put into double screw extruder extruding pelletization, it is poly- that denatured conductive is made
Ethylene.
During preparing material, first conductivity ceramics is tentatively mixed with additive, conductivity ceramics is aoxidized as metal
Object nano material can become catalyst, promote the generation of active constituent in additive；Next is put into polyethylene major ingredient and is stirred
Mix, linear low density polyethylene formed under the action of additive shock resistance, stretch-proof, it is anti-oxidant, corrosion-resistant, have smooth table
The conductive polymer material in face；Finally under the action of bulk additive, the spilling of a small amount of carbon dioxide is formed in material internal
Fine and close and uniform foam-like network, the hole that network is formed have expanded the volume of material, have alleviated the density of material, further
The impact resistance and flexibility of material are improved, hole also gives conductivity ceramics certain accommodation space, enables ceramic powders
It is enough evenly distributed on material internal, the electric conductivity of material is improved, and according to inorganic particle toughening mechanism, rich in ceramic material
Hole can be obviously improved the mechanical performance of material.
It is compared with the prior art, the beneficial effects of the present invention are:
1, the present invention realizes the electric conductivity of material using conductivity ceramics, has higher stability, weatherability, ceramic material
The essence of material ensure that conductive polyethylene can use under more harsh environment.
2, the conductivity ceramics additive that the present invention uses is the SrCeO with excellent conductive performance3、Al2O3And Sr-Ce-
Al has more outstanding electric conductivity than general carbon black modified conducting polymer.
3, the present invention using ethylene-vinyl acetate copolymer, acrylic resin, metallocene PE, oxidized polyethylene wax,
Organotin and iron powder are as conductive polyethylene additive, while not promoting difficulty of processing as far as possible, improve the mechanics of material
Performance and environmental suitability.
4, the present invention is simple and easy to get using material, does not significantly improve cost, has very high cost performance.
Specific embodiment
The present invention will be further described with reference to the examples below.
Embodiment 1:
A kind of denatured conductive polyethylene based on conductivity ceramics, mainly made by following raw material described in the present embodiment
At: 55 parts of linear low density polyethylene, 4.5 parts of ethylene-vinyl acetate copolymer, acrylic resin (ethyl methacrylate, first
The equimolar mixture of base n-butyl acrylate) 5 parts, 4 parts of metallocene PE, 27 parts of conductivity ceramics powder additive, oxygen
Change 1 part of polyethylene wax, 2.9 parts and 0.05 part 0.6 part of organotin, iron powder bulk additive.
A kind of conductivity ceramics powder additive described in the present embodiment, mainly as made by following raw material: SrCeO3
25 parts of nano particle, Al2O330 parts of nano particle, 40 parts of Sr-Ce-Al nano particle, 5 parts of pentaerythrite.
A kind of preparation method of conductivity ceramics powder additive, includes the following steps: described in the present embodiment
1) by CeO2, SrO, Al powder be put into ball mill according to the ratio that the amount of substance is 2: 1.9: 2.9, dry empty
60min is crushed under gas atmosphere, metal mixed powder is made in revolving speed 210r/min；
2) metal mixed powder obtained in step 1) is put into Muffle furnace, with 600 DEG C of calcining 1h, 1 DEG C of heating rate/
Min persistently keeps the temperature 2h, until Temperature fall, final to obtain conductivity ceramics powder；
3) conductivity ceramics powder obtained in step 2) is placed again into ball mill, carries out two under dry air atmosphere
Conductivity ceramics nano particle is made in secondary ball milling 30min, revolving speed 230r/min；
4) conductivity ceramics nano particle obtained in step 3) and pentaerythrite are put into ball mill, in dry air gas
5min is stirred under atmosphere, conductivity ceramics powder additive is made in revolving speed 50r/min.
A kind of preparation method of the denatured conductive polyethylene based on conductivity ceramics, includes the following steps: described in the present embodiment
1) the conductivity ceramics powder additive of formula ratio is put into high mixer, preheats 5min at 100 DEG C, go to remove water
Point, revolving speed 180r/min obtains pretreatment conductivity ceramics powder；
2) oxidized polyethylene wax, organotin and the iron powder for pretreatment the conductivity ceramics powder and formula ratio for obtaining step 1)
It is put into high mixer, 15min is handled at 120 DEG C, revolving speed 1200r/min obtains conductive additive；
3) linear low density polyethylene of formula ratio, ethylene-vinyl acetate copolymer, acrylic resin and metallocene are gathered
Ethylene is put into mixer mixing 20min, and the conductive additive that step 2) is obtained is put into mixer mixing 10min, temperature 175
DEG C, revolving speed 400r/min is finally putting into bulk additive and (yeast: sodium bicarbonate: calcium carbonate=1: 10: 10), continuess to mix
5min, 175 DEG C of temperature, revolving speed 200r/min finally obtains conductive polyethylene finished product；
4) the conductive polyethylene finished product that step 3) obtains is put into double screw extruder extruding pelletization, conductive polyethylene is made
Particle.
Embodiment 2:
A kind of denatured conductive polyethylene based on conductivity ceramics, mainly made by following raw material described in the present embodiment
At: 59.1 parts of linear low density polyethylene, 7.5 parts of ethylene-vinyl acetate copolymer, acrylic resin (ethyl methacrylate,
The equimolar mixture of n-BMA) 5 parts, 2.2 parts of metallocene PE, conductivity ceramics powder additive 22
2.5 parts and 0.1 part part, 1 part of oxidized polyethylene wax, 0.7 part of organotin, iron powder bulk additive.
A kind of conductivity ceramics powder additive described in the present embodiment, mainly as made by following raw material: SrCeO3
29 parts of nano particle, Al2O325 parts of nano particle, 40 parts of Sr-Ce-Al nano particle, 6 parts of pentaerythrite.
A kind of preparation method of conductivity ceramics powder additive, includes the following steps: described in the present embodiment
1) by CeO2, SrO, Al powder be put into ball mill according to the ratio that the amount of substance is 2: 2.1: 3.1, dry empty
75min is crushed under gas atmosphere, metal mixed powder is made in revolving speed 230r/min；
2) metal mixed powder obtained in step 1) is put into Muffle furnace, with 820 DEG C of calcining 2.5h, heating rate 2
DEG C/min, 3h is persistently kept the temperature, until Temperature fall, final to obtain conductivity ceramics powder；
3) conductivity ceramics powder obtained in step 2) is placed again into ball mill, carries out two under dry air atmosphere
Conductivity ceramics nano particle is made in secondary ball milling 45min, revolving speed 250r/min；
4) conductivity ceramics nano particle obtained in step 3) and pentaerythrite are put into ball mill, in dry air gas
10min is stirred under atmosphere, conductivity ceramics powder additive is made in revolving speed 65r/min；
A kind of preparation method of the denatured conductive polyethylene based on conductivity ceramics, includes the following steps: described in the present embodiment
1) the conductivity ceramics powder additive of formula ratio is put into high mixer, preheats 8min at 120 DEG C, go to remove water
Point, revolving speed 200r/min obtains pretreatment conductivity ceramics powder；
2) oxidized polyethylene wax, organotin and the iron powder for pretreatment the conductivity ceramics powder and formula ratio for obtaining step 1)
It is put into high mixer, 25min is handled at 150 DEG C, revolving speed 1500r/min obtains conductive additive；
3) linear low density polyethylene of formula ratio, ethylene-vinyl acetate copolymer, acrylic resin and metallocene are gathered
Ethylene is put into mixer mixing 30min, and the conductive additive that step 2) is obtained is put into mixer mixing 20min, temperature 205
DEG C, revolving speed 500r/min is finally putting into bulk additive and (yeast: sodium bicarbonate: calcium carbonate=1: 12: 12), continuess to mix
10min, 205 DEG C of temperature, revolving speed 300r/min finally obtains conductive polyethylene finished product；
4) the conductive polyethylene finished product that step 3) obtains is put into double screw extruder extruding pelletization, conductive polyethylene is made
Particle.
Embodiment 3:
A kind of denatured conductive polyethylene based on conductivity ceramics, mainly made by following raw material described in the present embodiment
At: 50 parts of linear low density polyethylene, 5 parts of ethylene-vinyl acetate copolymer, acrylic resin (ethyl methacrylate, methyl
The equimolar mixture of n-butyl acrylate) 10 parts, 5 parts of metallocene PE, 23 parts of conductivity ceramics powder additive, oxidation
4.3 parts and 0.075 part 2 parts of polyethylene wax, 0.7 part of organotin, iron powder bulk additive.
A kind of conductivity ceramics powder additive described in the present embodiment, mainly as made by following raw material: SrCeO3
40 parts of nano particle, Al2O327 parts of nano particle, 30 parts of Sr-Ce-Al nano particle, 3 parts of pentaerythrite.
A kind of preparation method of conductivity ceramics powder additive, includes the following steps: described in the present embodiment
1) by CeO2, SrO, Al powder according to substance amount be 2: 2: 3 ratio be put into ball mill, in dry air gas
60min is crushed under atmosphere, metal mixed powder is made in revolving speed 210r/min；
2) metal mixed powder obtained in step 1) is put into Muffle furnace, with 600 DEG C of calcining 2h, heating rate 1.5
DEG C/min, 2.5h is persistently kept the temperature, until Temperature fall, final to obtain conductivity ceramics powder；
3) conductivity ceramics powder obtained in step 2) is placed again into ball mill, carries out two under dry air atmosphere
Conductivity ceramics nano particle is made in secondary ball milling 42min, revolving speed 245r/min；
4) conductivity ceramics nano particle obtained in step 3) and pentaerythrite are put into ball mill, in dry air gas
7.5min is stirred under atmosphere, conductivity ceramics powder additive is made in revolving speed 57r/min；
A kind of preparation method of the denatured conductive polyethylene based on conductivity ceramics, includes the following steps: described in the present embodiment
1) the conductivity ceramics powder additive of formula ratio is put into high mixer, preheats 6min at 100 DEG C, go to remove water
Point, revolving speed 190r/min obtains pretreatment conductivity ceramics powder；
2) oxidized polyethylene wax, organotin and the iron powder for pretreatment the conductivity ceramics powder and formula ratio for obtaining step 1)
It is put into high mixer, 20min is handled at 125 DEG C, revolving speed 1350r/min obtains conductive additive；
3) linear low density polyethylene of formula ratio, ethylene-vinyl acetate copolymer, acrylic resin and metallocene are gathered
Ethylene is put into mixer mixing 25min, and the conductive additive that step 2) is obtained is put into mixer mixing 15min, temperature 190
DEG C, revolving speed 450r/min is finally putting into bulk additive and (yeast: sodium bicarbonate: calcium carbonate=1: 11: 11), continuess to mix
7.5min, 190 DEG C of temperature, revolving speed 250r/min finally obtains conductive polyethylene finished product；
4) the conductive polyethylene finished product that step 3) obtains is put into double screw extruder extruding pelletization, conductive polyethylene is made
Particle.
Here is the performance test results between three kinds of case study on implementation and the polyethylene standard sample that conductivity ceramics is not added.From
Although table is, it is apparent that due to being added to conductivity ceramics, so that density increases, due to the work of bulk additive
With, density there is no increase how much, material is still in the slim and graceful range of material；Conductivity ceramics makes the anti-tensile and resistance to compression of material
Performance has a degree of raising, rises to the tolerance of environmental stress and high temperature there has also been apparent；Most it will be evident that material
The conductivity of material significantly improves, and electric conductivity rises, and it is strictly that mechanical performance is excellent that this, which illustrates that the present invention prepares resulting material,
Conductive polymer material.
Raw materials used in the present invention, equipment is unless otherwise noted the common raw material, equipment of this field；In the present invention
Method therefor is unless otherwise noted the conventional method of this field.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within the technology of the present invention side
The protection scope of case.
Claims (6)
1. a kind of denatured conductive polyethylene based on conductivity ceramics, which is characterized in that made by the raw material including following parts by weight:
50-59 parts of linear low density polyethylene, 4.5-7.5 parts of ethylene-vinyl acetate copolymer, 5-10 parts of acrylic resin, cyclopentadienyl gold
Belong to polyethylene 2.2-5 parts, 22-27 parts of conductivity ceramics powder additive, 1-2 parts of oxidized polyethylene wax, organotin 0.6-0.7
It is part, 2.5-4.3 parts of iron powder, additive 0.05-0.1 parts bulk.
2. a kind of denatured conductive polyethylene based on conductivity ceramics as described in claim 1, which is characterized in that the conductive pottery
Porcelain powder additive is as made by following raw material: SrCeO325-40 parts of nano particle, Al2O3Nano particle 25-30
Part, 30-40 parts of Sr-Ce-Al nano particle, 3-6 parts of pentaerythrite.
3. a kind of denatured conductive polyethylene based on conductivity ceramics as claimed in claim 2, which is characterized in that the conductive pottery
The preparation method of porcelain powder additive includes the following steps:
1) by CeO2, SrO, Al massage you than 2:(1.9-2.1): (2.9-3.1) is put into ball mill, in dry air gas
60-75min is crushed under atmosphere, metal mixed powder is made in revolving speed 210-230r/min；
2) metal mixed powder obtained in step 1) is put into Muffle furnace, with 600-820 DEG C of calcining 1-2.5h, heating rate
1-2 DEG C/min, 2-3h is persistently kept the temperature, until Temperature fall, final to obtain conductivity ceramics powder；
3) conductivity ceramics powder obtained in step 2 is placed again into ball mill, secondary ball is carried out under dry air atmosphere
30-45min is ground, conductivity ceramics nano particle is made in revolving speed 230-250r/min；
4) conductivity ceramics nano particle obtained in step 3) and pentaerythrite are put into ball mill, under dry air atmosphere
5-10min is stirred, revolving speed is 50-65 r/min, and conductivity ceramics powder additive is made.
4. a kind of denatured conductive polyethylene based on conductivity ceramics as described in claim 1, which is characterized in that acrylic resin
For ethyl methacrylate, the equal proportion mixture of n-BMA.
5. a kind of denatured conductive polyethylene based on conductivity ceramics as described in claim 1, which is characterized in that bulk additive
For yeast, sodium bicarbonate and calcium carbonate 1:(10-12 in molar ratio): the mixture of (10-12) mixing.
6. a kind of preparation method of the denatured conductive polyethylene based on conductivity ceramics as described in claim 1, which is characterized in that packet
Include following steps:
1) the conductivity ceramics powder additive of formula ratio is put into high mixer, preheats 5-8min at 100-120 DEG C, go to remove water
Point, revolving speed 180-200r/min obtains pretreatment conductivity ceramics powder；
2) oxidized polyethylene wax, organotin and the iron powder of pretreatment conductivity ceramics powder and formula ratio that step 1) obtains are put
Enter in high mixer, 15-25min is handled at 120-150 DEG C, revolving speed 1200-1500r/min obtains conductive additive；
3) by the linear low density polyethylene of formula ratio, ethylene-vinyl acetate copolymer, acrylic resin and metallocene PE
It is put into mixer mixing 20-30min, the conductive additive that step 2) is obtained is put into mixer mixing 10-20min, temperature
175-205 DEG C, revolving speed 400-500r/min, it is finally putting into the bulk additive of 50-100g, continuess to mix 5-10min, temperature
175-205 DEG C, revolving speed 200-300r/min finally obtains conductive polyethylene finished product；
4) the conductive polyethylene finished product that step 3) obtains is put into double screw extruder extruding pelletization, it is poly- that denatured conductive is made
Ethylene.
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| CN110452488A (en) * | 2019-08-29 | 2019-11-15 | 浙江理工大学 | A kind of denatured conductive polyacetylene and preparation method thereof of carbon nanotube-conductivity ceramics modification |
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