CN112552552A - Preparation method of high-strength wear-resistant reinforced filler for nano multilayer porous ball rubber-plastic product - Google Patents
Preparation method of high-strength wear-resistant reinforced filler for nano multilayer porous ball rubber-plastic product Download PDFInfo
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- CN112552552A CN112552552A CN201910909349.XA CN201910909349A CN112552552A CN 112552552 A CN112552552 A CN 112552552A CN 201910909349 A CN201910909349 A CN 201910909349A CN 112552552 A CN112552552 A CN 112552552A
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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
- C08K9/00—Use of pretreated ingredients
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K7/24—Expanded, porous or hollow particles inorganic
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- 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
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08K2201/003—Additives being defined by their diameter
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Abstract
The invention discloses a preparation method of a high-strength wear-resistant reinforcing filler for a nano multilayer porous ball rubber-plastic product, which mainly relates to the technical field of fine chemical engineering and comprises the following steps of selecting a multilayer porous ball pure natural multi-element graphite ore as a raw material, and grinding the graphite ore in a ball mill to 10-20 um; slowly spraying 2-5% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding a modifying solution with the mass ratio of 4-6% to be sprayed into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing an activation reaction process on the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
Description
Technical Field
The invention mainly relates to the technical field of fine chemical engineering, in particular to a preparation method of a high-strength wear-resistant reinforcing filler for a nano multilayer porous ball rubber-plastic product.
Background
The rubber industry and the plastic industry play a very important role in national life, and in recent years, in order to better promote the development of the rubber and plastic industries, the reinforcing of rubber and the low-cost filling of plastic without influencing the use performance of the plastic are always concerned, so that the filler attracts the wide attention of the rubber industry and the plastic industry, the tensile strength of the rubber can be improved for the rubber filler, the processing performance of the rubber is improved, the product cost is reduced, the filling cost of the product can be greatly reduced in the plastic filler, the processing performance of the product is improved, and in addition, various performances of the plastic product can be improved to a certain degree.
In the implementation of the scheme of intelligent home furnishing and intelligent building, the heat insulation material and the like are often required to be modified, and the conventional rubber-plastic product is not wear-resistant, low in strength and low in stability, so that the modification cost is reduced and the defects are avoided, and the nano multilayer porous ball rubber-plastic product is produced by the high-strength wear-resistant reinforced filler technology.
Disclosure of Invention
In view of the defects in the prior art, the invention provides a preparation method of a high-strength wear-resistant reinforcing filler for a nano multilayer porous ball rubber product.
In order to solve the technical problems, the invention adopts the following technical scheme: a preparation method of a high-strength wear-resistant reinforced filler for a nano multilayer porous ball rubber-plastic product is characterized by comprising the following steps: comprises the following steps according to the mass percentage,
(1) selecting multi-layer porous ball pure natural multi-element graphite ore as a raw material, crushing the graphite ore into powder of 4-5 mm by a common crusher, placing the primarily crushed powder in a vacuum drying machine at the temperature of 100 ℃ and 300 ℃ for 5-10h to ensure that the water content is lower than 0.01%, and placing the powder after water removal in a ball mill to be ground to 10-20 mu m;
(2) adding polypropylene PP 20-35 wt%, nano silicon carbide 2-6 wt%, nano silicon nitride 3-7 wt%, nano silicon dioxide 4-10 wt% and deionized water 40-75 wt% into a reaction kettle, stirring for 30min, adjusting the temperature to 75 deg., adding divinylbenzene 0.5-2 wt% for emulsification reaction for 1-2h, and cooling to obtain an activation solution;
(3) mixing 40-50% of polyoxyethylene powder and 40-60% of titanium dioxide powder according to mass percentage, uniformly mixing 20-30% of coupling agent and 70-80% of absolute ethyl alcohol, mixing the liquid and the powder at a ratio of 1:1, stirring for 1-2h at 120 ℃, and cooling for later use to obtain a modified solution;
(4) slowly spraying 2-5% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding a modifying solution with the mass ratio of 4-6% to be sprayed into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing an activation reaction process on the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
As a further improvement of the invention, the coupling agent is one or a mixture of silane coupling agent, titanate coupling agent and aluminate coupling agent.
Compared with the prior art, the invention has the beneficial effects that: the filler can greatly improve the strength, toughness, wear resistance and aging resistance of the rubber and plastic product, activates good light transmittance and small particles of the solution, can enable the plastic to become compact, and is characterized in that the structure and property of carbon and the combination relationship of the carbon and silicate are uniquely used for reasonable activation to obtain carbon modification treatment: the carbon element has a specific structure and is based on a multi-layer pore sphere with a size of about 10 nanometers. The structure is resistant to graphitization, can resist transition to common graphite carbon, is widely applied to rubber fillers, is synthesized and activated into a nano-pore shape, cannot form excessive carbonization of common graphite, and forms a matrix distribution of carbon and a substrate containing highly dispersed silicate.
Detailed Description
For better understanding of the technical solutions and advantages of the present invention, the following detailed description of the present invention is provided with specific embodiments, it should be understood that the specific embodiments described herein are only for understanding the present invention and are not intended to limit the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative efforts will fall within the protection scope of the present invention.
Example 1
A process for preparing the high-strength antiwear reinforcing filler for the rubber-plastic product with nano multi-layer pores includes such steps as preparing the filler,
(1) selecting multi-layer porous ball pure natural multi-element graphite ore as a raw material, crushing the graphite ore into powder of 5mm by a common crusher, placing the primarily crushed powder in a ball mill, drying the primarily crushed powder in vacuum at 300 ℃ for 10 hours until the water content is lower than 0.01%, and then placing the powder after water removal in the ball mill and grinding the powder to 10-20 um;
(2) adding polypropylene PP 35%, nano silicon carbide 6%, nano silicon nitride 7%, nano silicon dioxide 10% and deionized water into a reaction kettle according to the mass percentage, stirring for 30min, adjusting the temperature to 75 ℃, adding divinylbenzene 2% for emulsification reaction for 2h, and cooling for later use to obtain an activation solution;
(3) mixing 40% of polyoxyethylene powder and 60% of titanium dioxide powder according to mass percent, uniformly mixing 20% of silane coupling agent and 80% of absolute ethyl alcohol, mixing the liquid and the powder in a ratio of 1:1, mixing the liquid and the powder, stirring for 2 hours at 120 ℃, and cooling to obtain a modified solution;
(4) slowly spraying 5% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times according to the mass percentage, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding 6% of modified solution according to the mass ratio, spraying the modified solution into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing an activation reaction process on the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
Example 2
A process for preparing the high-strength antiwear reinforcing filler for the rubber-plastic product with nano multi-layer pores includes such steps as preparing the filler,
(1) selecting multi-layer porous ball pure natural multi-element graphite ore as a raw material, crushing the graphite ore into powder of 4mm by a common crusher, placing the primarily crushed powder in a ball mill for vacuum drying at the temperature of 100 ℃ and 300 ℃ for 5-10h to ensure that the water content is lower than 0.01%, and then placing the powder after water removal in the ball mill for grinding to 10-20 um;
(2) adding polypropylene PP 20-35 wt%, nano silicon carbide 2-6 wt%, nano silicon nitride 3-7 wt%, nano silicon dioxide 4 wt% and deionized water into a reaction kettle, stirring for 30min, adjusting the temperature to 75 deg.C, adding divinylbenzene 0.5 wt%, emulsifying for 1-2h, and cooling to obtain an activation solution;
(3) mixing 50% of polyoxyethylene powder and 50% of titanium dioxide powder according to mass percentage, uniformly mixing 30% of titanate coupling agent and 70% of absolute ethyl alcohol, mixing the liquid and the powder at a ratio of 1:1, stirring for 1-2h at 120 ℃, and cooling for later use to obtain a modified solution;
(4) slowly spraying 2% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times according to the mass percentage, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding the modifying solution with the mass ratio of 4% into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing the activation reaction process of the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
Example 3
A process for preparing the high-strength antiwear reinforcing filler for the rubber-plastic product with nano multi-layer pores includes such steps as preparing the filler,
(1) selecting multi-layer porous ball pure natural multi-element graphite ore as a raw material, crushing the graphite ore into powder of 4-5 mm by a common crusher, placing the primarily crushed powder in a vacuum drying machine at the temperature of 100 ℃ and 300 ℃ for 5-10h to ensure that the water content is lower than 0.01%, and placing the powder after water removal in a ball mill to be ground to 10-20 mu m;
(2) adding polypropylene PP 30%, nano silicon carbide 4%, nano silicon nitride 5%, nano silicon dioxide 6% and deionized water into a reaction kettle according to the mass percentage, stirring for 30min, adjusting the temperature to 75 ℃, adding 1% of divinylbenzene for emulsification reaction for 1-2h, and cooling for later use to obtain an activation solution;
(3) mixing 45% of polyoxyethylene powder and 55% of titanium dioxide powder according to mass percentage, uniformly mixing 25% of aluminate coupling agent and 75% of absolute ethyl alcohol, mixing the liquid and the powder at a ratio of 1:1, stirring for 1-2h at 120 ℃, and cooling for later use to obtain a modified solution;
(4) slowly spraying 3% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times according to the mass percentage, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding 5% of modified solution according to the mass ratio, spraying the modified solution into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing the activation reaction process of the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
The method is characterized in that the structure and the property of carbon and the combination relationship of the carbon and silicate are adopted, and the carbon modification treatment is obtained by reasonable activation: the carbon element has a specific structure and is based on a multi-layer pore sphere with a size of about 10 nanometers. The structure is resistant to graphitization, can resist transition to common graphite carbon, is widely applied to rubber fillers, is synthesized and activated into a nano-pore shape, cannot form excessive carbonization of common graphite, and forms a matrix distribution of carbon and a substrate containing highly dispersed silicate.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (2)
1. A preparation method of a high-strength wear-resistant reinforced filler for a nano multilayer porous ball rubber-plastic product is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
(1) selecting multi-layer porous ball pure natural multi-element graphite ore as a raw material, crushing the graphite ore into powder of 4-5 mm by a common crusher, placing the primarily crushed powder in a vacuum drying machine at the temperature of 100 ℃ and 300 ℃ for 5-10h to ensure that the water content is lower than 0.01%, and placing the powder after water removal in a ball mill to be ground to 10-20 mu m;
(2) adding polypropylene PP 20-35 wt%, nano silicon carbide 2-6 wt%, nano silicon nitride 3-7 wt%, nano silicon dioxide 4-10 wt% and deionized water 40-75 wt% into a reaction kettle, stirring for 30min, adjusting the temperature to 75 deg., adding divinylbenzene 0.5-2 wt% for emulsification reaction for 1-2h, and cooling to obtain an activation solution;
(3) mixing 40-50% of polyoxyethylene powder and 40-60% of titanium dioxide powder according to mass percentage, uniformly mixing 20-30% of coupling agent and 70-80% of absolute ethyl alcohol, mixing the liquid and the powder at a ratio of 1:1, stirring for 1-2h at 120 ℃, and cooling for later use to obtain a modified solution;
(4) slowly spraying 2-5% of activating solution into the ball-milled graphite ore powder subjected to refining treatment in a mist manner for 3-5 times, stirring for 50-80 min under magnetic force, then carrying out ultrasonic treatment for 20-40 min, then adding a modifying solution with the mass ratio of 4-6% to be sprayed into the ball-milled graphite ore powder subjected to refining treatment, stirring for 30-50 min under 800r/min, and completing an activation reaction process on the fly ash at 60-90 ℃ to obtain the high-strength wear-resistant reinforcing filler for the rubber and plastic product.
2. The preparation method of the high-strength wear-resistant reinforcing filler for the nano multilayer porous ball rubber-plastic product as claimed in claim 1, wherein the preparation method comprises the following steps: the coupling agent is one or a mixture of silane coupling agent, titanate coupling agent and aluminate coupling agent.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348578A (en) * | 2008-09-08 | 2009-01-21 | 淮南市金源粉煤灰有限责任公司 | Preparation of modified fly ash micro-sphere rubber filling |
| CN102718975A (en) * | 2012-06-13 | 2012-10-10 | 西安科技大学 | Preparation method of rubber and plastic filling agent |
| US20150119495A1 (en) * | 2013-10-24 | 2015-04-30 | The Goodyear Tire & Rubber Company | Preparation of rubber composition containing graphite platelets and tire with component |
| CN108484982A (en) * | 2018-04-11 | 2018-09-04 | 刘永明 | A kind of flyash reinforcing rubber material and preparation method |
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- 2019-09-25 CN CN201910909349.XA patent/CN112552552A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348578A (en) * | 2008-09-08 | 2009-01-21 | 淮南市金源粉煤灰有限责任公司 | Preparation of modified fly ash micro-sphere rubber filling |
| CN102718975A (en) * | 2012-06-13 | 2012-10-10 | 西安科技大学 | Preparation method of rubber and plastic filling agent |
| US20150119495A1 (en) * | 2013-10-24 | 2015-04-30 | The Goodyear Tire & Rubber Company | Preparation of rubber composition containing graphite platelets and tire with component |
| CN108484982A (en) * | 2018-04-11 | 2018-09-04 | 刘永明 | A kind of flyash reinforcing rubber material and preparation method |
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Application publication date: 20210326 |