CN108192155A - For the graphene native rubber composite material and preparation method of conveyer belt coating rubber - Google Patents
For the graphene native rubber composite material and preparation method of conveyer belt coating rubber Download PDFInfo
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- CN108192155A CN108192155A CN201611120022.7A CN201611120022A CN108192155A CN 108192155 A CN108192155 A CN 108192155A CN 201611120022 A CN201611120022 A CN 201611120022A CN 108192155 A CN108192155 A CN 108192155A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
Abstract
The present invention relates to a kind of for graphene native rubber composite material of conveyer belt coating rubber and preparation method thereof.For the graphene native rubber composite material of conveyer belt coating rubber, using graphene, phyllosilicate, white carbon, Heveatex as raw material, it is prepared using wet method mixing technology；Then graphene native rubber composite material is plasticated, is once kneaded after adding zinc oxide, stearic acid, anti-aging agent, silane coupling agent, reinforcing agent, aromatic naphtha successively；Secondary mixing after sulphur, accelerating agent is added again, obtains this product.The present invention does conveyer belt coating rubber using graphene native rubber composite material, the mechanical property and wearability of sizing material is improved, so as to extend the service life of conveyer belt.Moreover, the application of graphene native rubber composite material also reduces environmental pollution, energy-saving.
Description
Technical field
The present invention relates to a kind of rubber conveyer belts, especially a kind of to be answered for the graphene natural rubber of conveyer belt coating rubber
Condensation material and preparation method thereof.
Background technology
It is used for conveyer belt in carrying and transporting various solid blocks and powder shape material or work piece, be widely used in water
In the industries such as mud, coking, metallurgy, chemical industry, steel.In use, due to material and conveyer belt Long Term Contact, impact, mill
It wipes and the abrasion to coating such as scraper plate, causes conveyer belt coating rubber wear resistance decrease, easy to fall off, and then shorten conveyer belt
Service life.Conveyer belt coating rubber properties of rubber is improved, extends conveyer belt service life, is always enterprise and researcher research
Direction.
Tensile strength, wear-resisting property, tear resistance to improve conveyer belt coating rubber sizing material etc., generally using following two
Kind method：（1）Addition wear resistant filler such as grain size is smaller, specific surface area is larger medium super abrasion furnace black and super abrasion furnace black；（2）And
With synthetic rubber such as butadiene-styrene rubber, polyurethane rubber etc., it can improve the wear-resisting property of sizing material.It is but a large amount of in mixing process
The addition of carbon black, not only energy consumption is larger, and pollutes environment；And and with synthetic rubber such as polyurethane rubber etc., then increase production
Product cost.In Chinese patent CN101875731B, using two sections of dry method mixings, 25 ~ 35 parts of natural rubber and with 65 ~ 75 parts
Butadiene rubber, although improving the intensity and wear-resisting property of sizing material, increase product cost and energy consumption.
Invention content
The object of the present invention is to provide a kind of graphene native rubber composite materials and its system for conveyer belt coating rubber
Preparation Method adds auxiliary agent including rubber matrix and accordingly.With high abrasion, strong mechanical performance, high-specific surface area（Limiting value can
Up to 2630m2/g）The graphene white carbon good with cheap phyllosilicate, tear resistance, Heveatex be original
Material, is prepared into composite material using wet method, improves dispersibility of the filler in rubber matrix, impart the high mechanical property of rubber cover
Energy, high-wear resistance, high tear performance etc., so as to improve the service life of conveyer belt, and reduce cost, and it is dirty to reduce environment
Dye.
The technical solution adopted in the present invention：A kind of graphene native rubber composite material for conveyer belt coating rubber,
Using 100 parts of graphene native rubber composite materials as rubber matrix, 3-10 parts of zinc oxide, 1-5 parts of stearic acid, 2-6 are added successively
Part anti-aging agent, 2-7 parts of silane coupling agents, 0-30 portions of reinforcing agents, 6-10 parts of aromatic naphtha obtain one section of rubber compound, add 1.5-
2.5 parts of sulphur, 1-2 parts of accelerating agents obtain two-stage mixing glue to get product.
A kind of preparation method of graphene native rubber composite material for conveyer belt coating rubber, step are：
（1）The preparation of graphene native rubber composite material：It is separately added into graphene, phyllosilicate, hard charcoal in the reactor
Black, mass ratio is 1~5：1~10：10~30, water, dispersant carry out high-speed stirred, are prepared into and disperse uniform slurries；By filling out
Slurries are added in the Heveatex solution that dry rubber content is 100 parts by 20~70 parts of material, are mixed under high velocity agitation, through acid cure
Gu, it is washing, dry, obtain graphene native rubber composite material；
（2）One section of mixing：100 parts of graphene native rubber composite material is added in mixer, sequentially adds zinc oxide 3-
10 parts, 1-5 parts of stearic acid, 2-6 parts of anti-aging agent, 2-7 parts of silane coupling agent, 0-30 parts of reinforcing agent, 6-10 parts of aromatic naphtha, be kneaded 4-
7min obtains one section of rubber compound；
（3）Two-stage mixing：One section of rubber compound is added on a mill, adds 1.5-2.5 parts of sulphur, 1-2 parts of accelerating agent, is kneaded
Two-stage mixing glue is obtained after 3-5min, as the graphene native rubber composite material of conveyer belt coating rubber.
The graphene is single-layer graphene or multi-layer graphene or modified graphene.
Layered silicate is talcum, pyrophillite, mica, kaolinite, vermiculite, montmorillonite, serpentine, sepiolite, slope
One kind in thread stone.
Dispersant in the slurries is neopelex, polyvinyl alcohol, lauryl sodium sulfate it is any one
Kind or mixture, account for the 0.01~0.5% of filler siccative quality.
Beneficial effects of the present invention are：Graphene native rubber composite material is total to as conveyer belt coating rubber using wet method
Prepared by mixed mode, improve dispersibility and uniformity of the filler in natural rubber；Graphene because of itself unique performance,
So that composite material has high-wearing feature and strong mechanical performance；Phyllosilicate, price is relatively low, and it is high to compensate for graphene price
Shortcoming；White carbon improves coating tear resistance.In short, graphene native rubber composite material prepared by wet method extends
The service life of conveyer belt, it is energy-saving, decrease the pollution to environment.
Specific embodiment
With reference to embodiment, the embodiment of the present invention is furthur described in detail.Following embodiment is used for
Illustrate the present invention, but be not limited to the scope of the present invention.Test method without specific conditions in the following example, usually
According to normal condition.
Embodiment 1
It adds in 130 parts of graphene native rubber composite material in mixer to plasticate, wherein 1 part of graphene-containing, pyrophillite 9
Part, 20 parts of white carbon, then sequentially add 5 parts of zinc oxide, 3 parts of stearic acid, 1 part of anti-aging agent RD, 1.5 parts of antioxidant 4020,
3 parts of silane coupling agent, 30 parts of N220,8 parts of aromatic naphtha are kneaded 5min, obtain one section of rubber compound；One section is added on a mill
Rubber compound, adds 2 parts of sulphur, and 1 part of accelerator NS, 1 part of Vulcanization accelerator TMTD obtain two-stage mixing glue after being kneaded 5min；
Vulcanized on vulcanizing press, 150 DEG C of curing temperature.The physical mechanical property of its rubber cover is shown in Table 1.
Embodiment 2
It adds in 130 parts of graphene native rubber composite material in mixer to plasticate, wherein 5 parts of graphene-containing, pyrophillite
Then 10 parts, 25 parts of white carbon sequentially add 5 parts of zinc oxide, 3 parts of stearic acid, 1 part of anti-aging agent RD, antioxidant 4020 1.5
Part, 4 parts of silane coupling agent, 20 parts of N220,8 parts of aromatic naphtha are kneaded 5min, obtain one section of rubber compound；One is added on a mill
Section rubber compound, adds 2 parts of sulphur, and 1 part of accelerator NS, 1 part of Vulcanization accelerator TMTD obtain two-stage mixing glue after being kneaded 5min；
Vulcanized on vulcanizing press, 150 DEG C of curing temperature.The physical mechanical property of its rubber cover is shown in Table 1.
Embodiment 3
It adds in 130 parts of graphene native rubber composite material in mixer to plasticate, wherein 3 parts of graphene-containing, pyrophillite 7
Part, 30 parts of white carbon, then sequentially add 5 parts of zinc oxide, 3 parts of stearic acid, 1 part of anti-aging agent RD, 1.5 parts of antioxidant 4020,
4 parts of silane coupling agent, 20 parts of N220,8 parts of aromatic naphtha are kneaded 5min, obtain one section of rubber compound；One section is added on a mill
Rubber compound, adds 2 parts of sulphur, and 1 part of accelerator NS, 1 part of Vulcanization accelerator TMTD obtain two-stage mixing glue after being kneaded 5min；
Vulcanized on vulcanizing press, 150 DEG C of curing temperature.The physical mechanical property of its rubber cover is shown in Table 1.
Comparative example 1
100 parts of natural rubber mark glue is added in mixer to plasticate, and then sequentially adds 5 parts of zinc oxide, 3 parts of stearic acid,
1 part of anti-aging agent RD, 1.5 parts of antioxidant 4020,60 parts of N220,8 parts of aromatic naphtha are kneaded 5min, obtain one section of rubber compound；
One section of rubber compound is added on open mill, adds 2 parts of sulphur, 1 part of accelerator NS, 1 part of Vulcanization accelerator TMTD obtain after being kneaded 5min
To two-stage mixing glue；Vulcanized on vulcanizing press, 150 DEG C of curing temperature.The physical mechanical property of its rubber cover is shown in Table
1。
The performance of 1 embodiment of the present invention of table and comparative example compares
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 |
| Hardness/Shao Er A | 65 | 60 | 62 | 70 |
| Tensile strength/MPa | 23.5 | 27.6 | 25.3 | 22.1 |
| Elongation at break/% | 525 | 567 | 530 | 490 |
| Tearing strength/KN/m | 107 | 118 | 110 | 90 |
| Roller abrasion loss/mm3 | 70 | 50 | 65 | 120 |
Claims (4)
1. a kind of preparation method of graphene native rubber composite material for conveyer belt coating rubber, which is characterized in that including
Following steps：
（1）The preparation of graphene native rubber composite material：It is separately added into graphene, phyllosilicate, hard charcoal in the reactor
Black, mass ratio is 1~5：1~10：10~30, water, dispersant carry out high-speed stirred, are prepared into and disperse uniform slurries；By filling out
Slurries are added in the Heveatex solution that dry rubber content is 100 parts by 20~70 parts of material, are mixed under high velocity agitation, through acid cure
Gu, it is washing, dry, obtain graphene native rubber composite material；
（2）One section of mixing：100 parts of graphene native rubber composite material is added in mixer, sequentially adds zinc oxide 3-
10 parts, 1-5 parts of stearic acid, 2-6 parts of anti-aging agent, 2-7 parts of silane coupling agent, 0-30 parts of reinforcing agent, 6-10 parts of aromatic naphtha, be kneaded 4-
7min obtains one section of rubber compound；
（3）Two-stage mixing：One section of rubber compound is added on a mill, adds 1.5-2.5 parts of sulphur, 1-2 parts of accelerating agent, is kneaded
Two-stage mixing glue is obtained after 3-5min, as the graphene native rubber composite material of conveyer belt coating rubber.
2. a kind of preparation side of graphene native rubber composite material for conveyer belt coating rubber according to claim 1
Method, it is characterised in that：The graphene is single-layer graphene or multi-layer graphene or modified graphene.
3. a kind of preparation side of graphene native rubber composite material for conveyer belt coating rubber according to claim 1
Method, it is characterised in that：Layered silicate is talcum, pyrophillite, mica, kaolinite, vermiculite, montmorillonite, serpentine, Hai Pao
One kind in stone, palygorskite.
4. a kind of preparation side of graphene native rubber composite material for conveyer belt coating rubber according to claim 1
Method, it is characterised in that：Dispersant in the slurries is neopelex, polyvinyl alcohol, lauryl sodium sulfate
Any one or mixture, account for the 0.01~0.5% of filler siccative quality.
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| CN201611120022.7A CN108192155A (en) | 2016-12-08 | 2016-12-08 | For the graphene native rubber composite material and preparation method of conveyer belt coating rubber |
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| CN201611120022.7A CN108192155A (en) | 2016-12-08 | 2016-12-08 | For the graphene native rubber composite material and preparation method of conveyer belt coating rubber |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054818A (en) * | 2019-05-10 | 2019-07-26 | 浙江百花胶带有限公司 | The inorganic enhanced transmission belt specific complex abrasive rubber of one kind and preparation method |
| CN110117397A (en) * | 2019-05-10 | 2019-08-13 | 浙江百花胶带有限公司 | A kind of enhancing chlorinated polyethylene rubber infantees glue and preparation method for V-belt |
| CN110157059A (en) * | 2019-06-12 | 2019-08-23 | 益凯新材料有限公司 | A kind of production process for milling of butadiene-styrene rubber |
| CN111961264A (en) * | 2020-08-08 | 2020-11-20 | 高密市盛德新能源科技有限公司 | Method for preparing rubber composite material based on blending of pure carbon graphene and eucommia ulmoides natural gum |
| CN113291005A (en) * | 2021-03-23 | 2021-08-24 | 上海米莜凯自动化装备有限公司 | High-performance conveying belt and preparation method thereof |
| CN113337018A (en) * | 2021-06-04 | 2021-09-03 | 徐工集团工程机械股份有限公司 | Rubber for high-speed track |
| CN113462042A (en) * | 2021-07-26 | 2021-10-01 | 桂林电子科技大学 | Amino modified sepiolite/graphene oxide/natural rubber composite latex and preparation method thereof |
| CN116751411A (en) * | 2023-07-10 | 2023-09-15 | 青岛众祥高分子材料有限公司 | Application of modified sepiolite in rubber |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054818A (en) * | 2019-05-10 | 2019-07-26 | 浙江百花胶带有限公司 | The inorganic enhanced transmission belt specific complex abrasive rubber of one kind and preparation method |
| CN110117397A (en) * | 2019-05-10 | 2019-08-13 | 浙江百花胶带有限公司 | A kind of enhancing chlorinated polyethylene rubber infantees glue and preparation method for V-belt |
| CN110117397B (en) * | 2019-05-10 | 2021-12-24 | 浙江百花胶带有限公司 | Reinforced chlorinated polyethylene rubber cloth wrapping adhesive for V-belt and preparation method |
| CN110157059A (en) * | 2019-06-12 | 2019-08-23 | 益凯新材料有限公司 | A kind of production process for milling of butadiene-styrene rubber |
| CN111961264A (en) * | 2020-08-08 | 2020-11-20 | 高密市盛德新能源科技有限公司 | Method for preparing rubber composite material based on blending of pure carbon graphene and eucommia ulmoides natural gum |
| CN113291005A (en) * | 2021-03-23 | 2021-08-24 | 上海米莜凯自动化装备有限公司 | High-performance conveying belt and preparation method thereof |
| CN113337018A (en) * | 2021-06-04 | 2021-09-03 | 徐工集团工程机械股份有限公司 | Rubber for high-speed track |
| CN113462042A (en) * | 2021-07-26 | 2021-10-01 | 桂林电子科技大学 | Amino modified sepiolite/graphene oxide/natural rubber composite latex and preparation method thereof |
| CN116751411A (en) * | 2023-07-10 | 2023-09-15 | 青岛众祥高分子材料有限公司 | Application of modified sepiolite in rubber |
| CN116751411B (en) * | 2023-07-10 | 2023-12-08 | 青岛众祥高分子材料有限公司 | Application of modified sepiolite in rubber |
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Application publication date: 20180622 |