CN103804803B - The purposes of coal ash lifting high-insulativity, the rubber containing flyash and preparation method thereof - Google Patents
The purposes of coal ash lifting high-insulativity, the rubber containing flyash and preparation method thereof Download PDFInfo
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- CN103804803B CN103804803B CN201410084533.2A CN201410084533A CN103804803B CN 103804803 B CN103804803 B CN 103804803B CN 201410084533 A CN201410084533 A CN 201410084533A CN 103804803 B CN103804803 B CN 103804803B
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- flyash
- rubber
- ethylene propylene
- propylene diene
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- 239000010881 fly ash Substances 0.000 title claims abstract description 84
- 229920001971 elastomer Polymers 0.000 title claims abstract description 73
- 239000005060 rubber Substances 0.000 title claims abstract description 73
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000010883 coal ash Substances 0.000 title abstract description 10
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 28
- 239000003292 glue Substances 0.000 claims abstract description 26
- 238000007670 refining Methods 0.000 claims abstract description 21
- 239000000047 product Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 239000007822 coupling agent Substances 0.000 claims description 12
- 235000021355 Stearic acid Nutrition 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 11
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 11
- 239000008117 stearic acid Substances 0.000 claims description 11
- 239000003431 cross linking reagent Substances 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 238000010057 rubber processing Methods 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 6
- 238000010411 cooking Methods 0.000 claims description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 abstract description 13
- 239000005995 Aluminium silicate Substances 0.000 abstract description 9
- 235000012211 aluminium silicate Nutrition 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000012856 packing Methods 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000000654 additive Substances 0.000 description 10
- 230000000996 additive effect Effects 0.000 description 10
- 239000003921 oil Substances 0.000 description 9
- 239000003245 coal Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000004927 clay Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052622 kaolinite Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- -1 accelerator Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000010058 rubber compounding Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
-
- 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
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
-
- 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
- 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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to flyash application in rubber, the purposes particularly to coal ash lifting high-insulativity, the rubber containing flyash and preparation method thereof.Wherein, the purposes of this coal ash lifting high-insulativity, for during preparing ethylene propylene diene rubber, adds flyash in rubber when refining glue；Wherein, by weight, every 100 parts of ethylene propylene diene rubbers add 145 155 parts of flyash.The present invention is that the recycling of flyash provides a new direction: substitute the preparation for ethylene propylene diene rubber of the insulating packing in rubber.Specifically used method is, by weight, every 100 parts of ethylene propylene diene rubbers add 145 155 parts of flyash.Tests prove that, except improving in addition to insulating properties, flyash can also improve elongation at break and the tensile strength of ethylene propylene diene rubber, and percentage elongation, insulation resistivity after flyash and rubber mix are better than kaolin structure；And much lower than Kaolin price of flyash, there is the biggest market advantage.
Description
Technical field
The present invention relates to flyash application in rubber, in particular to fine coal
Ash improves the purposes of insulating properties, the rubber containing flyash and preparation method thereof.
Background technology
Flyash is a kind of industrial residue that thermal power plant pulverized-coal fired boiler is discharged, and is to fire from coal
Receiving in flue gas after burning and catch the powder got off, it is the primary solids refuse that power plant discharges.In
State is with coal as main energy sources, and the 76% of electric power is produced by coal, annual with coal more than 400,000,000
Ton, accounts for the 1/3 of whole nation raw coal output, and therefore, flyash is the work that the current discharge capacity of China is bigger
One of industry waste residue.Within 2005, flyash discharge capacity reaches 1.6 tons, becomes waste discharge the biggest in the world
State, if substantial amounts of flyash is untreated, will produce airborne dust, and atmosphere pollution, to human body
Work the mischief with biology, and take substantial amounts of soil, the most how to have recycled flyash
Become current study hotspot.
Summary of the invention
It is an object of the invention to provide the purposes of coal ash lifting high-insulativity, containing flyash
Rubber and preparation method thereof, to solve above-mentioned problem.
Provide the purposes of coal ash lifting high-insulativity in an embodiment of the present invention, in preparation
During ethylene propylene diene rubber, in rubber, add flyash when refining glue；
Wherein, by weight, every 100 parts of ethylene propylene diene rubbers add 145-155 part fine coal
Ash.
Additionally provide a kind of rubber containing flyash in an embodiment of the present invention, by ternary second
Third rubber, flyash and rubber additive composition；
Wherein, by weight, every 100 parts of ethylene propylene diene rubbers add 145-155 part fine coal
Ash.
Further, rubber additive be following in one or more: age resistor, promotion
Agent, vulcanizing agent, cross-linking agent, coupling agent, stearic acid, rubber processing oil.
Further, consist of the following composition:
By weight, ethylene propylene diene rubber 100 parts, flyash 145-155 part, age resistor
0.98-1.02 part, accelerator 1.47-1.53 part, vulcanizing agent 2.45-2.55 part, cross-linking agent
1.47-1.53 part, coupling agent 0.98-1.02 part, stearic acid 0.59-0.61 part, rubber operates
Oil 18.8-19.2 part.
Additionally provide the preparation side of the above-mentioned rubber containing flyash in an embodiment of the present invention
Method, comprises the following steps:
Step A: ethylene propylene diene rubber is mixing, is once refined the product of glue；
Step B: add rubber additive in the product once refining glue and flyash is mixing,
Heat refining again, obtains end product.
Further, rubber additive be age resistor, accelerator, vulcanizing agent, cross-linking agent,
Coupling agent, stearic acid and rubber processing oil；And step B farther includes:
Step C: in the product once refining glue add age resistor, accelerator, vulcanizing agent,
Cross-linking agent, coupling agent and stearic acid, rear mixing, obtain the product of secondary refining glue；
Step D: add flyash and rubber processing oil in the product of secondary refining glue, then depend on
Secondary mixing, heat refining, obtains end product.
Further, the melting temperature in step A is 75-85 DEG C；
And/or,
Melting temperature in step C is 75-85 DEG C；
And/or,
Melting temperature in step D is 75-85 DEG C.
Further, the cooking temperature in step D is 65-75 DEG C.
The purposes of the coal ash lifting high-insulativity of the above embodiment of the present invention, the rubber containing flyash
Glue is that the recycling of flyash provides a new direction: the insulation substituted in rubber is filled out
Material is for the preparation of ethylene propylene diene rubber.Specifically used method is, by weight, and every 100
Part ethylene propylene diene rubber adds 145-155 part flyash.It addition, tests prove that, except
Improving outside insulating properties, flyash can also improve the elongation at break of ethylene propylene diene rubber and resist
Percentage elongation after tensile strength, flyash and rubber mix, insulation resistivity are better than Kaolin knot
Structure；And much lower than Kaolin price of flyash, there is the biggest market advantage.
Accompanying drawing explanation
Fig. 1 shows flyash scanning electron microscope (SEM) photograph under 15999X in the embodiment of the present invention；
Fig. 2 shows flyash scanning electron microscope (SEM) photograph under 7999X in the embodiment of the present invention；
Fig. 3 shows flyash scanning electron microscope (SEM) photograph under 499X in the embodiment of the present invention；
Fig. 4 shows the flow process of the preparation method of the rubber in the embodiment of the present invention containing flyash
Figure.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing and the present invention is done further in detail
Describe.
Embodiment one
A kind of new application present embodiments providing flyash improves the purposes of insulating properties, its
Concrete application process is: during preparing ethylene propylene diene rubber, when refining glue to rubber
Middle addition flyash.Wherein, by weight, every 100 parts of ethylene propylene diene rubbers add 145-155
Part flyash.
By above insulating properties, flyash can substitute the insulating packing (kaolinite in rubber
Soil etc.), thus the recycling for flyash provides a brand-new direction.It addition, warp
Test proves, in addition to improving insulating properties, flyash can also improve ethylene propylene diene rubber
Percentage elongation after elongation at break and tensile strength, flyash and rubber mix, insulation resistance
Rate is higher than Kaolin (also known as potter's clay) structure；And much lower than Kaolin price of flyash,
There is the biggest market advantage.
After testing, as shown in table 1, the main component of flyash be silicon, aluminum, ferrum, calcium,
Magnesium, sodium, oxide, there is potential chemism.Owing to flyash is microfine,
Fineness reaches 3500 mesh, the largest particles is 6 μm, and forms bead in pyroprocess,
Therefore the many globulates of fly ash grain, then through broken classification, scanned electronic microscope photos result
For relatively advising the laminated structure selected, being better than kaolin structure, the character of laminated structure has possessed should
Condition for macromolecular material.Flyash structure under scanning electron microscope such as Fig. 1 to 3 institute
Show that (Fig. 1 is the result amplifying 15999X, and Fig. 2 is the result amplifying 7999X, Fig. 3
For amplifying the result of 499X), picture display flyash is silicate laminated structure, relatively regular
Shape, has high activity and adsorptivity, has the good compatibility with macromolecule, has possessed height
Ridge soil characteristics.
The chemical composition of table 1 flyash
| Chemical composition | Content (percentage by weight) |
| Igloss | 2.44 |
| Aluminium sesquioxide | 36.11 |
| Silicon dioxide | 47.69 |
| Iron sesquioxide | 5.60 |
| Calcium oxide | 4.90 |
| Magnesium oxide | 0.85 |
| Potassium oxide | 0.41 |
| Sodium oxide | 0.01 |
| Titanium dioxide | 1.51 |
Above the insulation applications of flyash be may be used for preparing the EPDM of Multiple Type
Rubber.
Embodiment two
On the basis of above, present embodiments providing a kind of rubber containing flyash, it is by three
Unit's EP rubbers, flyash and rubber additive composition；Wherein, by weight, every 100
Part ethylene propylene diene rubber adds 145-155 part flyash.
This rubber-covered performance, elongation at break and the tensile strength that with the addition of flyash has bright
Aobvious raising, can apply in the insulated cable of mining industry, ship industry, nuclear power station.Wherein rubber
Additive can use following in one or more: age resistor (prevents rubber from making for a long time
In with aging), the accelerator sulfuration of rubber (promote), vulcanizing agent is (by rubber linear molecule
Structure sulfuration to network structure, improve rubber physical property), cross-linking agent, coupling agent (rubber
The bonding agent of glue, improve rubber and the bonding force of other material), stearic acid (lubricant and heat
Steady agent), rubber processing oil (plasticizer of rubber improves the plasticizing of rubber and compatible).More
Preferably, the flyash rubber performance that following additive prepares of arranging in pairs or groups more has an excellence: 2,2,
4-trimethyl-1,2-dihyaroquinoline polymer (i.e. RD, as age resistor), vinyl
Three ('beta '-methoxy ethyoxyl) silane (i.e. coupling agent 172).
Embodiment three
On the basis of embodiment two, make advantageous embodiment, obtain performance more excellent containing flyash
Rubber, it consists of the following composition:
By weight, ethylene propylene diene rubber 100 parts, flyash 145-155 part, age resistor
0.98-1.02 part, accelerator 1.47-1.53 part, vulcanizing agent 2.45-2.55 part, cross-linking agent
1.47-1.53 part, coupling agent 0.98-1.02 part, stearic acid 0.59-0.61 part, rubber operates
Oil 18.8-19.2 part.
Each composition in above formula all can use any part in the range of its number.
Embodiment four to ten
For more clearly describing the present invention, provided hereinafter embodiment four to ten.
Embodiment 11
The rubber containing flyash that foregoing embodiments is mentioned all can use the preparation of the present embodiment
Method, as shown in Figure 4, it comprises the following steps:
Step 101: ethylene propylene diene rubber is mixing, is once refined the product of glue.
Step 102: add rubber additive in the product once refining glue and flyash is mixing,
Heat refining again, obtains end product.
When rubber additive by age resistor, accelerator, vulcanizing agent, cross-linking agent, coupling agent,
When stearic acid and rubber processing oil composition, below the detailed operation of above-mentioned steps 102 can use
Mode:
The first step: in the product once refining glue add age resistor, accelerator, vulcanizing agent,
Cross-linking agent, coupling agent and stearic acid, rear mixing, obtain the product of secondary refining glue.
Second step: add flyash and rubber processing oil in the product of secondary refining glue again, then
The most mixing, heat refining, obtains end product.
Each operation in above-mentioned preparation method can also be improved, such as further:
Melting temperature in step 101 is 75-85 DEG C；And/or, the first step of step 102
In melting temperature be 75-85 DEG C；And/or, the melting temperature in the second step of step 102
For 75-85 DEG C, and/or, the cooking temperature in the second step of step 102 is 65-75 DEG C.
Embodiment 12
The rubber containing flyash that foregoing embodiments is mentioned can also use the present embodiment preferred
Preparation method, comprising:
Step 201: first rubber is refined glue (banbury temperature 75-85 DEG C) 8min through banbury,
After vulcanization agent, accelerator, stearic acid, coupling agent mixing (i.e. refining glue in banbury)
5min, then add flyash and operation oil, more mixing 6min, i.e. complete to refine glue.
Step 202: by glue good for step 201 banburying again through mill refine glue (i.e. heat refining,
Temperature is 65-75 DEG C), mixing mixes further, obtains end-product.
Can also cut further after step 202 scale, detect, packaging etc., obtain
Finished product.And the time practicing glue in above steps can take the circumstances into consideration to adjust according to actual needs.
It addition, before adding flyash, it is also possible to flyash is made pretreatment, to improve
The quality of rubber and performance.Such as, first reason hydrophilic at fly ash surface modification is changed
For hydrophobicity: flyash is lyophilic powder, and rubber is compatible poor, by flyash modified
For surface hydrophobic (being i.e. modified as lipophile material) so that it is have the more preferable compatibility with rubber,
Improve serviceability and the using effect of rubber.
Embodiment 13
The rubber of the present invention and the performance comparison test of other rubber
By the ethylene propylene diene rubber containing flyash of the present invention and the ternary second containing other insulating packing
Third rubber contrasts, and detects the thickness of these rubber, tensile strength, elongation at break and body
Long-pending resistivity, result is as shown in table 2.Wherein, the title of rubber is so that " EPDM+ insulation is filled out
The title of material " replace, " EPDM " is the english abbreviation title of ethylene propylene diene rubber, gumming coal
Outside ash, the additive used by every kind of rubber is the most identical (all using the proportioning of embodiment six), system
Preparation Method is identical, conditions of vulcanization identical (being 160 DEG C, 16min).With EPDM+ flyash
As a example by, it is prepared according to the formula of embodiment six, and remaining rubber is all by " EPDM+
Flyash " flyash in rubber replace (such as, flyash is replaced with high pressure potter's clay,
Middle pressure potter's clay, low pressure potter's clay, Maoming potter's clay or silica flour etc.).
The rubber of table 2 present invention and the performance of other rubber
As seen from the results in Table 2, the intensity of the rubber containing flyash of the present invention and resistivity are all
Exceed Kaolin formula materials, the index of quartz formula rubber, and intensity and extension at break
Rate is all higher than with the formula rubber of potter's clay.The performance the most excellent in rubber compounding of flyash is
Specific insulation, the excellent properties of other material of percentage elongation, strength ratio performance.Black rubber
Glue formula being, it saves the carbon black of 20% than in Kaolin formula, because flyash is
Grey black, has the excellent properties of reinforced rubber.
In a word, compared with the rubber made with Kaolin for insulating packing in conventional art, this
The rubber of invention has the advantage that 1, specific insulation and elongation at break are high；2, money
Source advantage: kaolinite penus resource deposits, flyash belongs to comprehensive utilization of waste materials；3, price advantage:
After Kaolin deep processing 4500 yuan/ton, after flyash comprehensive process 500-650 yuan/ton.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention,
For a person skilled in the art, the present invention can have various modifications and variations.All
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made,
Should be included within the scope of the present invention.
Claims (4)
1. the rubber containing flyash, it is characterised in that consist of the following composition:
By weight, ethylene propylene diene rubber 100 parts, flyash 145-155 part is anti-
Old agent 0.98-1.02 part, accelerator 1.47-1.53 part, vulcanizing agent 2.45-2.55 part,
Cross-linking agent 1.47-1.53 part, coupling agent 0.98-1.02 part, stearic acid 0.59-0.61
Part, rubber processing oil 18.8-19.2 part.
2. the preparation method of the rubber containing flyash described in claim 1, it is characterised in that
Comprise the following steps:
Step A: ethylene propylene diene rubber is mixing, is once refined the product of glue；
Step C: in the described product once refining glue add age resistor, accelerator,
Vulcanizing agent, cross-linking agent, coupling agent and stearic acid, rear mixing, obtain secondary refining glue
Product；
Step D: add flyash and rubber operation in the product of described secondary refining glue
Oil, more mixing, heat refining, obtain end product.
The preparation method of the rubber containing flyash the most according to claim 2, its feature exists
In, the melting temperature in described step A is 75-85 DEG C；
And/or,
Melting temperature in described step C is 75-85 DEG C；
And/or,
Melting temperature in described step D is 75-85 DEG C.
The preparation method of the rubber containing flyash the most according to claim 2, its feature exists
In, the cooking temperature in described step D is 65-75 DEG C.
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| CN201410084533.2A CN103804803B (en) | 2014-03-10 | 2014-03-10 | The purposes of coal ash lifting high-insulativity, the rubber containing flyash and preparation method thereof |
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| CN201410084533.2A CN103804803B (en) | 2014-03-10 | 2014-03-10 | The purposes of coal ash lifting high-insulativity, the rubber containing flyash and preparation method thereof |
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| CN104151609A (en) * | 2014-06-26 | 2014-11-19 | 合肥和安机械制造有限公司 | Special packing for antibacterial high-strength high-pressure rubber tube and preparation method of packing |
| CN106751020A (en) * | 2016-12-06 | 2017-05-31 | 南京九致信息科技有限公司 | The preparation method of bamboo-carbon fibre EP rubbers composite |
| CN108948659A (en) * | 2018-06-06 | 2018-12-07 | 镇江市鑫泰绝缘材料有限公司 | A kind of superelevation proof voltage epoxy resins insulation plate and its processing technology |
| CN112940188B (en) * | 2021-02-25 | 2022-04-29 | 深圳市台钜电工有限公司 | Anti-bending rubber material for data line and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3830776A (en) * | 1971-08-31 | 1974-08-20 | Continental Oil Co | Particulate fly ash beads |
| CN102010535A (en) * | 2010-12-28 | 2011-04-13 | 济南高新区工业废弃物利用研发中心 | Pulverized coal ash rubber reinforcing agent |
| CN102286162A (en) * | 2011-06-20 | 2011-12-21 | 沈阳天荣电缆材料有限公司 | Preparation method of deep sea cable filling strip |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005239776A (en) * | 2004-02-24 | 2005-09-08 | Tokai Rubber Ind Ltd | Rubber composition and hose using the same |
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2014
- 2014-03-10 CN CN201410084533.2A patent/CN103804803B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3830776A (en) * | 1971-08-31 | 1974-08-20 | Continental Oil Co | Particulate fly ash beads |
| CN102010535A (en) * | 2010-12-28 | 2011-04-13 | 济南高新区工业废弃物利用研发中心 | Pulverized coal ash rubber reinforcing agent |
| CN102286162A (en) * | 2011-06-20 | 2011-12-21 | 沈阳天荣电缆材料有限公司 | Preparation method of deep sea cable filling strip |
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