CN112679828A - Wear-resistant flame-retardant thermoplastic plastic and preparation method thereof - Google Patents
Wear-resistant flame-retardant thermoplastic plastic and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a wear-resistant flame-retardant thermoplastic plastic and a preparation method thereof, and particularly relates to the technical field of thermoplastic plastics, wherein the wear-resistant flame-retardant thermoplastic plastic comprises polyethylene resin, glass fiber, sisal fiber, nano mesoporous silicon dioxide, nano aluminum oxide, nano magnesium hydroxide and an organic solvent. The wear-resisting performance and the flame-retardant performance of the thermoplastic plastic can be effectively improved, the thermoplastic plastic can be effectively prevented from being worn, the thermoplastic plastic can be effectively prevented from being burnt or seriously melted, the sisal fiber can be matched and complemented with the glass fiber, the wear-resisting performance and the heat-resisting performance of the thermoplastic plastic are effectively enhanced, the nano mesoporous silica serves as a micro framework and can bear other nano particles, the combination effect of polyethylene resin can be enhanced, the safety performance is higher, the nano magnesium hydroxide can be uniformly dispersed in the thermoplastic plastic, and the flame-retardant, smoke-inhibiting, drip-proof and other performances of the thermoplastic plastic can be obviously improved under the condition that the use strength is not influenced.
Description
Technical Field
The invention relates to the technical field of thermoplastic plastics, in particular to a wear-resistant flame-retardant thermoplastic plastic and a preparation method thereof.
Background
Plastics are high molecular compounds obtained by polymerization of monomers by addition polymerization or polycondensation, which have a moderate deformation resistance between fibers and rubber, and are composed of synthetic resin, fillers, plasticizers, stabilizers, lubricants, colorants, and other additives. Thermoplastics are a class of plastics that are plastic at a certain temperature, solidify upon cooling, and are capable of repeating this process. The molecular structure is characterized by linear macromolecular compounds, generally has no active groups, and does not generate linear intermolecular crosslinking when heated. The waste products can be processed into new products after being recovered, and the main products include polyolefins (vinyl, olefin, styrene, acrylate, fluorine-containing olefin, etc.), celluloses, polyether polyesters, aromatic heterocyclic polymers, etc.
The existing thermoplastic plastic has poor wear resistance, is easy to damage, has poor flame retardant property, and is easy to burn or melt when a heat source is close to the existing thermoplastic plastic.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a wear-resistant flame-retardant thermoplastic and a method for preparing the same.
In order to achieve the purpose, the invention provides the following technical scheme: a wear-resistant flame-retardant thermoplastic comprises the following components in percentage by weight: 39.0-42.0% of polyethylene resin, 2.50-3.60% of glass fiber, 3.10-3.80% of sisal fiber, 0.15-0.35% of nano mesoporous silica, 0.15-0.35% of nano aluminum oxide, 0.15-0.35% of nano magnesium hydroxide and the balance of organic solvent;
further, the paint comprises the following components in percentage by weight: 39.0 percent of polyethylene resin, 2.50 percent of glass fiber, 3.10 percent of sisal fiber, 0.15 percent of nano mesoporous silicon dioxide, 0.15 percent of nano aluminum oxide, 0.15 percent of nano magnesium hydroxide and the balance of organic solvent.
Further, the paint comprises the following components in percentage by weight: 42.0 percent of polyethylene resin, 3.60 percent of glass fiber, 3.80 percent of sisal fiber, 0.35 percent of nano mesoporous silicon dioxide, 0.35 percent of nano aluminum oxide, 0.35 percent of nano magnesium hydroxide and the balance of organic solvent.
Further, the paint comprises the following components in percentage by weight: 40.5 percent of polyethylene resin, 3.05 percent of glass fiber, 3.45 percent of sisal fiber, 0.25 percent of nano mesoporous silicon dioxide, 0.25 percent of nano aluminum oxide, 0.25 percent of nano magnesium hydroxide and the balance of organic solvent.
Further, the organic solvent is three of ethyl acetate, toluene and butyl acetate according to the weight ratio: 3: 2: 1.
The invention also provides a preparation method of the wear-resistant flame-retardant thermoplastic plastic, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polyethylene resin, glass fiber, sisal fiber, nano mesoporous silica, nano aluminum oxide, nano magnesium hydroxide and an organic solvent according to the weight percentage;
step two: adding the polyethylene resin obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified polyethylene resin, adding the modified polyethylene resin into one half of the organic solvent in the first step, heating and stirring for 40-50 min at the heating temperature of 80-110 ℃, adding one half of the nano magnesium hydroxide and the nano mesoporous silica in the first step, keeping the temperature and stirring for 50-60 min, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material A;
step three: adding the glass fiber obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified glass fiber, adding the sisal fiber and the modified glass fiber obtained in the first step into the residual organic solvent obtained in the first step, heating and soaking for 2-3 hours at the heating temperature of 50-60 ℃, then adding the nano aluminum oxide and the residual nano mesoporous silica obtained in the first step, carrying out heat preservation and stirring for 50-60 minutes, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material B;
step four: mixing the base material A prepared in the step two with the base material B prepared in the step three, then adding the nano magnesium hydroxide remained in the step one, heating and stirring for 60-70 min, wherein the heating temperature is 70-80 ℃, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material C;
step five: adding the base material C prepared in the fourth step into an internal mixer for mixing, wherein the rotating speed of the internal mixer is 50r/min, and dynamically vulcanizing for 3-5 min at the temperature of 160-165 ℃ to prepare semi-finished plastic;
step six: and D, adding the semi-finished plastic prepared in the step five into a double-screw extruder, enabling the screw rotating speed to be 60r/min, and dynamically vulcanizing at the temperature of 165-180 ℃ for 9-12 min to prepare the wear-resistant flame-retardant thermoplastic plastic.
Further, before the first step of weighing, vacuum drying treatment is carried out on the polyethylene resin, the glass fiber, the sisal fiber, the nano mesoporous silica, the nano aluminum oxide and the nano magnesium hydroxide.
Further, in the second step, the heating and stirring time is 40min, the heating temperature is 80 ℃, and the stirring is carried out for 50min under heat preservation; soaking in the third step for 2h, heating to 50 deg.C, and stirring for 50 min; heating and stirring for 60min in the fourth step, wherein the heating temperature is 70 ℃.
Further, in the second step, the heating and stirring time is 45min, the heating temperature is 95 ℃, and the heat preservation and stirring are carried out for 55 min; soaking in the third step for 2.5h, heating to 55 deg.C, stirring for 55 min; heating and stirring for 65min in the fourth step, wherein the heating temperature is 75 ℃.
Further, in the second step, the heating and stirring time is 50min, the heating temperature is 110 ℃, and the stirring is carried out for 60min under heat preservation; soaking in the third step for 3h, heating to 60 deg.C, and stirring for 60 min; heating and stirring for 70min in the fourth step, wherein the heating temperature is 80 ℃.
The invention has the technical effects and advantages that:
1. the wear-resistant flame-retardant thermoplastic plastic prepared by the raw material formula can effectively improve the wear resistance and flame retardance of the thermoplastic plastic, can effectively avoid the abrasion of the thermoplastic plastic, and can effectively avoid the combustion or serious melting of the thermoplastic plastic; the sisal fibers can be matched and complemented with the glass fibers, so that the wear resistance and the heat resistance of the thermoplastic plastic are effectively enhanced, the nano mesoporous silica can serve as a micro framework in the polyethylene resin, the glass fibers and the sisal fibers, can bear other nano particles, can enhance the combination effect of the polyethylene resin, has higher safety performance, and improves the stability of the internal structure of the thermoplastic plastic; the nano-alumina has uniform diameter distribution, high resistivity, good insulating property and all the advantages of hydrophilic gas-phase silicon dioxide, and can effectively increase the wear resistance of the thermoplastic plastic; the nano magnesium hydroxide can be subjected to in-situ coating modification and other excellent performances, can be more uniformly dispersed in the thermoplastic plastic, and can remarkably improve the flame retardance, smoke suppression, drip prevention and other performances of the thermoplastic plastic under the condition of not influencing the use strength;
2. in the process of preparing the wear-resistant flame-retardant thermoplastic plastic, the plasma surface modification treatment can be carried out on the polyethylene resin and the glass fiber, so that the performances of the polyethylene resin and the glass column fiber can be effectively enhanced, the wear-resistant performance of the glass fiber can be improved, and the wear-resistant performance of the thermoplastic plastic is ensured while the flame-retardant performance of the thermoplastic plastic is improved; the ultrasonic oscillation dispersion treatment is carried out in the second step, the third step and the fourth step, so that the contact combination effect of various raw materials can be effectively enhanced, the distribution of various raw materials is more uniform, the performance of the thermoplastic plastic is more stable, and the wear resistance and the flame retardant property of the thermoplastic plastic are further improved; and in the second step and the third step, the polyethylene resin, the glass fiber and the sisal fiber are subjected to multiple mixing modification treatment respectively, so that the internal components of the base material A and the base material B are more uniform, the performance is more stable, the base material A and the base material B are mixed in the fourth step, and simultaneously, the nano-scale raw materials are mixed with the polyethylene resin, the glass fiber and the sisal fiber respectively and modified, and are completely mixed finally, so that the utilization effect of various raw materials can be effectively improved, the functions of the raw materials are exerted more comprehensively, and the flame retardance and the wear resistance of the thermoplastic plastic are further improved.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides a wear-resistant flame-retardant thermoplastic plastic which comprises the following components in percentage by weight: 39.0% of polyethylene resin, 2.50% of glass fiber, 3.10% of sisal fiber, 0.15% of nano mesoporous silica, 0.15% of nano aluminum oxide, 0.15% of nano magnesium hydroxide and the balance of organic solvent;
the organic solvent is three of ethyl acetate, toluene and butyl acetate according to the weight part ratio: 3: 2: 1;
the invention also provides a preparation method of the wear-resistant flame-retardant thermoplastic plastic, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polyethylene resin, glass fiber, sisal fiber, nano mesoporous silica, nano aluminum oxide, nano magnesium hydroxide and an organic solvent according to the weight percentage;
step two: adding the polyethylene resin obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified polyethylene resin, adding the modified polyethylene resin into one half of the organic solvent in the first step, heating and stirring for 40-50 min at the heating temperature of 80-110 ℃, adding one half of the nano magnesium hydroxide and the nano mesoporous silica in the first step, keeping the temperature and stirring for 50-60 min, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material A;
step three: adding the glass fiber obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified glass fiber, adding the sisal fiber and the modified glass fiber obtained in the first step into the residual organic solvent obtained in the first step, heating and soaking for 2-3 hours at the heating temperature of 50-60 ℃, then adding the nano aluminum oxide and the residual nano mesoporous silica obtained in the first step, carrying out heat preservation and stirring for 50-60 minutes, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material B;
step four: mixing the base material A prepared in the step two with the base material B prepared in the step three, then adding the nano magnesium hydroxide remained in the step one, heating and stirring for 60-70 min, wherein the heating temperature is 70-80 ℃, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material C;
step five: adding the base material C prepared in the fourth step into an internal mixer for mixing, wherein the rotating speed of the internal mixer is 50r/min, and dynamically vulcanizing for 3-5 min at the temperature of 160-165 ℃ to prepare semi-finished plastic;
step six: and D, adding the semi-finished plastic prepared in the step five into a double-screw extruder, enabling the screw rotating speed to be 60r/min, and dynamically vulcanizing at the temperature of 165-180 ℃ for 9-12 min to prepare the wear-resistant flame-retardant thermoplastic plastic.
Before the first step of weighing, the polyethylene resin, the glass fiber, the sisal fiber, the nano mesoporous silica, the nano aluminum oxide and the nano magnesium hydroxide are subjected to vacuum drying treatment.
Heating and stirring for 45min in the second step, wherein the heating temperature is 95 ℃, and keeping the temperature and stirring for 55 min; soaking in the third step for 2.5h, heating to 55 deg.C, stirring for 55 min; heating and stirring for 65min in the fourth step, wherein the heating temperature is 75 ℃.
Example 2:
different from the embodiment 1, the material comprises the following components in percentage by weight: 42.0 percent of polyethylene resin, 3.60 percent of glass fiber, 3.80 percent of sisal fiber, 0.35 percent of nano mesoporous silicon dioxide, 0.35 percent of nano aluminum oxide, 0.35 percent of nano magnesium hydroxide and the balance of organic solvent.
Example 3:
different from the examples 1-2, the material comprises the following components in percentage by weight: 40.5 percent of polyethylene resin, 3.05 percent of glass fiber, 3.45 percent of sisal fiber, 0.25 percent of nano mesoporous silicon dioxide, 0.25 percent of nano aluminum oxide, 0.25 percent of nano magnesium hydroxide and the balance of organic solvent.
Taking the wear-resistant flame-retardant thermoplastic prepared in the above-mentioned examples 1-3 and the thermoplastic of the first control group, the thermoplastic of the second control group, the thermoplastic of the third control group, the thermoplastic of the fourth control group, the thermoplastic of the fifth control group and the thermoplastic of the sixth control group respectively, the thermoplastic of the first control group is a common thermoplastic on the market, the thermoplastic of the second control group has no glass fiber compared with the examples, the thermoplastic of the third control group has no sisal fiber compared with the examples, the thermoplastic of the fourth control group has no nano mesoporous silica compared with the examples, the thermoplastic of the fifth control group has no nano alumina compared with the examples, the thermoplastic of the sixth control group has no nano magnesium hydroxide compared with the examples, and nine components respectively test the thermoplastic prepared in the three examples and the thermoplastic of the six control groups, every 30 samples are taken as a group, and the test results are shown in the table one:
table one:
as can be seen from Table I, when the wear-resistant flame-retardant thermoplastic comprises the following raw materials in percentage by weight: comprises the following components in percentage by weight: 40.5% of polyethylene resin, 3.05% of glass fiber, 3.45% of sisal fiber, 0.25% of nano mesoporous silica, 0.25% of nano aluminum oxide, 0.25% of nano magnesium hydroxide and the balance of organic solvent, so that the wear resistance and flame retardance of the thermoplastic plastic can be effectively improved, the thermoplastic plastic can be effectively prevented from being worn, and the thermoplastic plastic can be effectively prevented from being burnt or seriously melted; therefore, the embodiment 3 is a better implementation mode of the invention, the glass fiber in the formula has good insulation property, strong heat resistance, good corrosion resistance, high mechanical strength, higher temperature resistance than organic fiber, non-combustibility, corrosion resistance, good heat insulation and sound insulation property, high tensile strength and good electrical insulation property, and can effectively enhance the performance of the plastic; the sisal fiber is tough, elastic, strong in tension and wear-resistant, can be matched and complemented with the glass fiber, effectively enhances the wear resistance and heat resistance of the thermoplastic, and the nano mesoporous silica has a three-dimensional open dendritic framework structure, so that the nano mesoporous silica has unique structural advantages of high pore permeability and high accessibility of the inner surface of particles, thereby being beneficial to conveying substances (molecules or nano particles) along a central radial pore passage, serving as a miniature framework in the polyethylene resin, the glass fiber and the sisal fiber, bearing other nano particles, simultaneously enhancing the combination effect of the polyethylene resin, having higher safety performance, improving the stability of the internal structure of the thermoplastic, and further enhancing the wear resistance and flame retardant property of the thermoplastic; the nano-alumina has uniform diameter distribution, high resistivity, good insulating property and all the advantages of hydrophilic gas-phase silicon dioxide, and can effectively increase the wear resistance of the thermoplastic plastic; the nano magnesium hydroxide is flaky, has a typical nano sheet layered structure, is small in particle size, can be subjected to in-situ coating modification and other excellent performances, can be more uniformly dispersed in the thermoplastic plastic, can remarkably improve the flame retardance, smoke suppression, drip prevention and other performances of the thermoplastic plastic under the condition of not influencing the use strength, can be uniformly dispersed in the thermoplastic plastic, and can effectively ensure the flame retardance of the thermoplastic plastic.
Example 4
In the above preferred technical scheme, the present invention provides a wear-resistant flame-retardant thermoplastic, comprising, by weight: 39.0 percent of polyethylene resin, 2.50 percent of glass fiber, 3.10 percent of sisal fiber, 0.15 percent of nano mesoporous silicon dioxide, 0.15 percent of nano aluminum oxide, 0.15 percent of nano magnesium hydroxide and the balance of organic solvent.
The organic solvent is three of ethyl acetate, toluene and butyl acetate according to the weight part ratio: 3: 2: 1.
The invention also provides a preparation method of the wear-resistant flame-retardant thermoplastic plastic, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polyethylene resin, glass fiber, sisal fiber, nano mesoporous silica, nano aluminum oxide, nano magnesium hydroxide and an organic solvent according to the weight percentage;
step two: adding the polyethylene resin obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified polyethylene resin, adding the modified polyethylene resin into one half of the organic solvent in the first step by weight, heating and stirring for 45min at the heating temperature of 95 ℃, adding one half of the nano magnesium hydroxide and the nano mesoporous silica in the first step by weight, keeping the temperature and stirring for 55min, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material A;
step three: adding the glass fiber obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified glass fiber, adding the sisal fiber and the modified glass fiber obtained in the first step into the residual organic solvent obtained in the first step, heating and soaking for 2.5 hours at the heating temperature of 55 ℃, then adding the nano aluminum oxide and the residual nano mesoporous silica obtained in the first step, carrying out heat preservation and stirring for 55min, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material B;
step four: mixing the base material A prepared in the step two with the base material B prepared in the step three, then adding the nano magnesium hydroxide remained in the step one, heating and stirring for 65min at the heating temperature of 75 ℃, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material C;
step five: adding the base material C prepared in the fourth step into an internal mixer for mixing, wherein the rotating speed of the internal mixer is 50r/min, and dynamically vulcanizing for 3-5 min at the temperature of 160-165 ℃ to prepare semi-finished plastic;
step six: and D, adding the semi-finished plastic prepared in the step five into a double-screw extruder, enabling the screw rotating speed to be 60r/min, and dynamically vulcanizing at the temperature of 165-180 ℃ for 9-12 min to prepare the wear-resistant flame-retardant thermoplastic plastic.
Before the first step of weighing, the polyethylene resin, the glass fiber, the sisal fiber, the nano mesoporous silica, the nano aluminum oxide and the nano magnesium hydroxide are subjected to vacuum drying treatment.
Example 5
Different from the embodiment 4, the heating and stirring time in the step two is 50min, the heating temperature is 110 ℃, and the heat preservation and stirring are carried out for 60 min; soaking in the third step for 3h, heating to 60 deg.C, and stirring for 60 min; heating and stirring for 70min in the fourth step, wherein the heating temperature is 80 ℃.
Example 6
Different from the embodiments 4-5, the heating and stirring time in the step two is 40min, the heating temperature is 80 ℃, and the heat preservation and stirring are carried out for 50 min; soaking in the third step for 2h, heating to 50 deg.C, and stirring for 50 min; heating and stirring for 60min in the fourth step, wherein the heating temperature is 70 ℃.
Experiments are respectively carried out on the wear-resistant flame-retardant thermoplastic plastics prepared in the examples 4 to 6, the thermoplastic plastics of the control group eight and the thermoplastic plastics of the control group nine, compared with the examples, the thermoplastic plastics of the control group seven do not carry out plasma surface modification treatment on polyethylene resin in the step two, the thermoplastic plastics of the control group eight do not carry out plasma surface modification treatment on glass fiber in the step eight, compared with the examples, the thermoplastic plastics of the control group nine do not carry out ultrasonic oscillation dispersion treatment in the step two, the step three and the step four, compared with the examples, and the thermoplastic plastics of the control group ten directly carry out mixing treatment on various raw materials in the step one; the thermoplastics prepared in the three examples and four control thermoplastics were tested in seven groups, one for each 30 samples, with the results shown in table two:
table two:
as can be seen from table two, in the process of preparing the wear-resistant flame-retardant thermoplastic, when the preparation method in the fourth embodiment is the preferred scheme of the present invention, the plasma surface modification treatment is performed on the polyethylene resin in the second step, so that the performance of the polyethylene resin can be effectively enhanced, the performance of the polyethylene resin is more stable, and the wear-resistant performance and the flame-retardant performance of the thermoplastic are further improved; the glass fiber is subjected to plasma surface modification treatment in the third step, so that the surface performance of the glass fiber can be effectively modified, the wear resistance of the glass fiber is improved, and the wear resistance of the thermoplastic plastic is ensured while the flame resistance of the thermoplastic plastic is improved; the ultrasonic oscillation dispersion treatment is carried out in the second step, the third step and the fourth step, so that the contact combination effect of various raw materials can be effectively enhanced, the distribution of various raw materials is more uniform, the performance of the thermoplastic plastic is more stable, and the wear resistance and the flame retardant property of the thermoplastic plastic are further improved; and in the second step and the third step, the polyethylene resin, the glass fiber and the sisal fiber are subjected to multiple mixing modification treatment respectively, so that the internal components of the base material A and the base material B are more uniform, the performance is more stable, the base material A and the base material B are mixed in the fourth step, and simultaneously, the nano-scale raw materials are mixed with the polyethylene resin, the glass fiber and the sisal fiber respectively and modified, and are completely mixed finally, so that the utilization effect of various raw materials can be effectively improved, the functions of the raw materials are exerted more comprehensively, and the flame retardance and the wear resistance of the thermoplastic plastic are further improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A wear-resistant flame-retardant thermoplastic plastic is characterized in that: comprises the following components in percentage by weight: 39.0-42.0% of polyethylene resin, 2.50-3.60% of glass fiber, 3.10-3.80% of sisal fiber, 0.15-0.35% of nano mesoporous silica, 0.15-0.35% of nano aluminum oxide, 0.15-0.35% of nano magnesium hydroxide and the balance of organic solvent.
2. A wear resistant flame retardant thermoplastic as claimed in claim 1 wherein: comprises the following components in percentage by weight: 39.0 percent of polyethylene resin, 2.50 percent of glass fiber, 3.10 percent of sisal fiber, 0.15 percent of nano mesoporous silicon dioxide, 0.15 percent of nano aluminum oxide, 0.15 percent of nano magnesium hydroxide and the balance of organic solvent.
3. A wear resistant flame retardant thermoplastic as claimed in claim 1 wherein: comprises the following components in percentage by weight: 42.0 percent of polyethylene resin, 3.60 percent of glass fiber, 3.80 percent of sisal fiber, 0.35 percent of nano mesoporous silicon dioxide, 0.35 percent of nano aluminum oxide, 0.35 percent of nano magnesium hydroxide and the balance of organic solvent.
4. A wear resistant flame retardant thermoplastic as claimed in claim 1 wherein: comprises the following components in percentage by weight: 40.5 percent of polyethylene resin, 3.05 percent of glass fiber, 3.45 percent of sisal fiber, 0.25 percent of nano mesoporous silicon dioxide, 0.25 percent of nano aluminum oxide, 0.25 percent of nano magnesium hydroxide and the balance of organic solvent.
5. A wear resistant flame retardant thermoplastic as claimed in claim 1 wherein: the organic solvent is three of ethyl acetate, toluene and butyl acetate according to the weight part ratio: 3: 2: 1.
6. The process for preparing a wear resistant flame retardant thermoplastic as claimed in any of claims 1 to 5, wherein: the preparation method comprises the following specific steps:
the method comprises the following steps: weighing polyethylene resin, glass fiber, sisal fiber, nano mesoporous silica, nano aluminum oxide, nano magnesium hydroxide and an organic solvent according to the weight percentage;
step two: adding the polyethylene resin obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified polyethylene resin, adding the modified polyethylene resin into one half of the organic solvent in the first step, heating and stirring for 40-50 min at the heating temperature of 80-110 ℃, adding one half of the nano magnesium hydroxide and the nano mesoporous silica in the first step, keeping the temperature and stirring for 50-60 min, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material A;
step three: adding the glass fiber obtained in the first step into a plasma surface treatment instrument for carrying out surface modification treatment to obtain modified glass fiber, adding the sisal fiber and the modified glass fiber obtained in the first step into the residual organic solvent obtained in the first step, heating and soaking for 2-3 hours at the heating temperature of 50-60 ℃, then adding the nano aluminum oxide and the residual nano mesoporous silica obtained in the first step, carrying out heat preservation and stirring for 50-60 minutes, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material B;
step four: mixing the base material A prepared in the step two with the base material B prepared in the step three, then adding the nano magnesium hydroxide remained in the step one, heating and stirring for 60-70 min, wherein the heating temperature is 70-80 ℃, and simultaneously carrying out ultrasonic oscillation dispersion treatment to obtain a base material C;
step five: adding the base material C prepared in the fourth step into an internal mixer for mixing, wherein the rotating speed of the internal mixer is 50r/min, and dynamically vulcanizing for 3-5 min at the temperature of 160-165 ℃ to prepare semi-finished plastic;
step six: and D, adding the semi-finished plastic prepared in the step five into a double-screw extruder, enabling the screw rotating speed to be 60r/min, and dynamically vulcanizing at the temperature of 165-180 ℃ for 9-12 min to prepare the wear-resistant flame-retardant thermoplastic plastic.
7. The method for preparing the abrasion-resistant flame-retardant thermoplastic plastic according to claim 6, wherein the method comprises the following steps: before the first step of weighing, the polyethylene resin, the glass fiber, the sisal fiber, the nano mesoporous silica, the nano aluminum oxide and the nano magnesium hydroxide are subjected to vacuum drying treatment.
8. The method for preparing the abrasion-resistant flame-retardant thermoplastic plastic according to claim 6, wherein the method comprises the following steps: heating and stirring for 40min in the second step, wherein the heating temperature is 80 ℃, and keeping the temperature and stirring for 50 min; soaking in the third step for 2h, heating to 50 deg.C, and stirring for 50 min; heating and stirring for 60min in the fourth step, wherein the heating temperature is 70 ℃.
9. The method for preparing the abrasion-resistant flame-retardant thermoplastic plastic according to claim 6, wherein the method comprises the following steps: heating and stirring for 45min in the second step, wherein the heating temperature is 95 ℃, and keeping the temperature and stirring for 55 min; soaking in the third step for 2.5h, heating to 55 deg.C, stirring for 55 min; heating and stirring for 65min in the fourth step, wherein the heating temperature is 75 ℃.
10. The method for preparing the abrasion-resistant flame-retardant thermoplastic plastic according to claim 6, wherein the method comprises the following steps: heating and stirring for 50min in the second step, wherein the heating temperature is 110 ℃, and keeping the temperature and stirring for 60 min; soaking in the third step for 3h, heating to 60 deg.C, and stirring for 60 min; heating and stirring for 70min in the fourth step, wherein the heating temperature is 80 ℃.
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