CN104194046A - Nano mesoporous material/surfactant type composite antistatic agent as well as preparation method and applications thereof - Google Patents
Nano mesoporous material/surfactant type composite antistatic agent as well as preparation method and applications thereof Download PDFInfo
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Abstract
The invention belongs to the technical field of high polymer materials, and particularly relates to a nano mesoporous material/surfactant type composite antistatic agent as well as a preparation method and applications thereof. According to the invention, a nano mesoporous material is adopted as a carrier, and traditional commercial surfactant type antistatic agent molecules are packaged in the nano mesoporous material, so that a novel long-acting composite antistatic agent is prepared, and applied to antistatic high polymer materials. The novel antistatic agent not only has excellent antistatic properties of traditional surfactant type antistatic agents, but also has a strong slow-release effect, so that the timeliness and permanence of an antistatic effect can be effectively improved. The novel antistatic agent is beneficial to solving various problems occurring in the industrial application processes of the traditional surfactant type antistatic agents; and due to the method, high polymer materials have efficient antistatic properties, and the mechanical and thermal properties and the like of a composite material are enhanced and improved because of a nano-effect.
Description
Technical field
The invention belongs to technical field of polymer materials, be specifically related to a kind of mesoporous nano material/surfactant type composite antistatic agent and its preparation method and application.
Background technology
Commodity polymer material obtains widespread use because of its cheap price, outstanding electrical insulation capability, chemical resistance and good processing characteristics etc.But in its use procedure, because the external environment influence such as friction, foreign field induction are easy to build up of electrostatic charge, and cause that device surface dust suction, film closure, electron device puncture, many disasters such as electric shock and blast.For eliminating electrostatic hazard, industrially generally the surface resistivity of material is limited in to 10
12below ohm/sq.In polymer base material, add static inhibitor and be the effective ways of the most frequently used reduction polymer surface resistivity.But, though the low molecular weight surfactants type static inhibitor adopting at present easily migrates to surface and reaches anlistatig object, but its main drawback is poor durability, non-scrubbing resistance and large to the dependency of ambient moisture, reduce heat resisting temperature and the surface property of material, and it from departing from, polymer base material has a negative impact to environment.Therefore, main purpose of the present invention is to control how simply and effectively the mobility of small molecules surfactant type static inhibitor.
Mesoporous material has the adjustable mesopore orbit of homogeneous (2-50 nm), stable skeleton structure, the internal surface that is easy to modification and higher specific surface area.Since Mobil company reported first in 1992 has been synthesized ordered mesoporous material MCM-41, ordered mesoporous material is widely used in that the absorption of bioactive enzyme is fixed at present, biocatalysis, proteolysis, gas sensor, DNA are transmitted and discharged and the field such as medicine controlled releasing.
The present invention uses for reference the action principle of mesoporous nano material in medicament slow release, and small molecules surfactant type static inhibitor is packaged in mesoporous nano material, it is slowly discharged in polymer base material, thereby improve its anlistatig persistence.Washing fastness by the active formulation static inhibitor of ultrasonic washing test surfaces at polymer surface, shows that the active formulation static inhibitor of the mesoporous carrier surface of this novel nano can play slow releasing function effect.
Summary of the invention
The object of the present invention is to provide that a kind of surfactivity is high, the mesoporous nano of antistatic ageing length material/surfactant type composite antistatic agent, and the preparation method of this composite antistatic agent and the application in macromolecular material.
The preparation method of mesoporous nano material/surfactant type composite antistatic agent provided by the present invention, its concrete preparation process is as follows:
(1) drying treatment of mesoporous nano material, surfactant type static inhibitor
Mesoporous nano material, surfactant type static inhibitor are put into respectively to vacuum drying oven, freeze-day with constant temperature 12 ~ 48 hours, 45 ~ 80 DEG C of temperature;
(2) preparation of surfactant type antistatic agent solution
Dried surfactant type static inhibitor is dissolved in organic solvent, carry out ultrasonic dispersion treatment, ultrasonic time 15 ~ 120 minutes, operating frequency 20 ~ 60KHZ, power 50 ~ 200W, 20 ~ 70 DEG C of temperature, preferred: ultrasonic time 40 ~ 80 minutes, operating frequency 30 ~ 50KHZ, power 80 ~ 150W, 30 ~ 70 DEG C of temperature; Then this mixing solutions is continued to stirring and dissolving 8-12 hour, obtain surfactant type static inhibitor organic solution;
(3) mesoporous nano material/surfactant type static inhibitor is prepared composite antistatic agent
Dried mesoporous nano material is joined in surfactant type static inhibitor organic solution, carry out again ultrasonic dispersion treatment, ultrasonic 15 ~ 120 minutes, operating frequency 20 ~ 60KHZ, power 50 ~ 200W, 20 ~ 70 DEG C of temperature, preferred: ultrasonic time 40 ~ 80 minutes, operating frequency 30 ~ 50KHZ, power 80 ~ 150W, 30 ~ 70 DEG C of temperature; Then this mixing solutions is continued to stirring and dissolving, churning time 0.5 ~ 130 hour, 20 ~ 150 DEG C of whipping temps, stir speed (S.S.) 50 ~ 2000rpm, preferably, churning time 20 ~ 80 hours, 30 ~ 70 DEG C of whipping temps, stir speed (S.S.) 500 ~ 1000rpm, obtains mesoporous nano material/surfactant type static inhibitor mixing solutions;
Subsequently this mixing solutions is separated, washed, and vacuum-drying 12 ~ 60 hours at 40 ~ 80 DEG C of temperature, mesoporous nano material/surfactant type composite antistatic agent finally obtained.
In the present invention, in step (1), described surfactant type static inhibitor is lipophilicity (nonpolar) part that comprises alkane chain and derivative thereof and wetting ability (polarity) part with water absorbability group, comprises anionic and non-ionic type; Described anionic is alkylsulfonate; Non-ionic type is polyol esters of fatty acids.
In the present invention, in step (1), described mesoporous nano material is: aperture is between 2 ~ 50 nm, and pore size distribution is narrow and have a silicon-based mesoporous material of the inorganic porous nanoscale material of regular pore canal structure; Described silicon-based mesoporous material is MCM-22, MCM-41 and MCM-48.
In the present invention, in step (2), described organic solvent is dehydrated alcohol, or is the good solvent of surfactant type static inhibitor; Described stirring is induction stirring or mechanical stirring.
In the present invention, in step (3), described separation method is the dry solvent of removing of normal pressure suction filtration, vacuum decompression; Described washing methods is: by the good solvent of surfactant type static inhibitor with 1 ~ 10 times of surfactant type static inhibitor meltage quantitatively, wash 1 ~ 10 time.
In the present invention, composite antistatic agent is in the application of preparing in antistatic macromolecule material, and it adopts after melting or solution blending, injection moulding, mold pressing or mixing solutions knifing, waters film moulding; Wherein:
The concrete preparation process of melt blending processing method is as follows:
Vacuum-drying 12 ~ 48h at 60 ~ 120 DEG C of temperature by mesoporous nano material/surfactant type composite antistatic agent and macromolecular material, after even by 0.5 ~ 5 wt% physical mixed, carry out melt blending, blending temperature is 160 ~ 210 DEG C, and the blend time is 5 ~ 15 minutes;
Then carry out mold pressing and prepare test sample, molding temperature is 180 ~ 210 DEG C, and pressure is 25 ~ 45kg/cm
2, test sample specification is that the disk of diameter 8 ~ 12cm, thick 0.5 ~ 3mm and other are tested required standard batten.
The concrete preparation process of solution blending processing method is as follows:
By mesoporous nano material/surfactant type composite antistatic agent and macromolecular material vacuum-drying 12 ~ 48h at 80 ~ 120 DEG C of temperature respectively; Quantitative composite antistatic agent is joined in the xylene solvent of 2 ~ 15 times of mass ratioes, ultrasonic dispersion 0.5 ~ 5 hour, operating frequency 20 ~ 60KHZ, power 50 ~ 1500W, 20 ~ 70 DEG C of temperature, obtain the dispersed mixed solution of composite antistatic agent;
Then the macromolecular material of equal proportion is joined in this mixing solutions, continue stirring and dissolving 0.5 ~ 130 hour, 20 ~ 150 DEG C of whipping temps, stir speed (S.S.) 50 ~ 2000rpm obtains the blend solution of composite antistatic agent/macromolecular material; With watering film or knifing by this mixing solutions in mould, then the mould of load mixed solution to be carried out obtaining test sample after the vacuum-drying demoulding, vacuum-drying temperature is 60 ~ 120 DEG C, be 2 ~ 48 hours time of drying.
In the present invention, described macromolecular material is polystyrene.
In the present invention, this composite antistatic agent and the conventional surfactant type static inhibitor antistatic ageing difference method in insulating polymer material of verifying comprises: contrast verification under contrast verification, simulating natural condition under state of nature.Wherein:
Washing condition: test sample is put into distilled water ultrasonic 30 ~ 120 minutes, 20 ~ 70 DEG C of operating frequency 20 ~ 60KHZ, power 50 ~ 200W, temperature, be placed on relative humidity and be 45 ~ 65%, to be measured after 12 ~ 48 hours in the air of 22 ~ 25 DEG C of temperature subsequently.
It is carrier that the present invention adopts mesoporous nano material, by traditional business-like surfactant type static inhibitor molecule is packaged in mesoporous nano material, is prepared from a kind of New-type long-acting composite antistatic agent, is applied to antistatic macromolecule material.This new anti-static agent not only has the excellent antistatic capability of conventional surfactant type static inhibitor, has stronger slow releasing function simultaneously, can effectively improve ageing, the persistence of antistatic property.Utilize the slow control effect of ordered nano mesoporous material carrier, slowly and in an orderly manner discharge small molecules static inhibitor, improve the sequential migration of static inhibitor, slow down its excessive enrichment at insulating polymer material surface, thereby extend the action time of static inhibitor, realize the slow releasing function of this new anti-static agent.This new anti-static agent is not only conducive to solve the variety of issue that conventional surfactant type static inhibitor occurs in industrial applications process: affect the attractive in appearance and use properties of material as being easy to a large amount of unordered the gathering of polymer surface, because external environment influence is easy to depart from material surface, thus anlistatig ageing, the persistence of reduction material; And when the method makes macromolecular material possess efficient anti-static performance, have enhancing and the improvement in the aspect such as mechanics, thermal characteristics performance of matrix material due to nano effect concurrently.The preparation method of this novel nano slowly-releasing composite antistatic agent is simple, easy to operate.
Brief description of the drawings
The diameter Distribution figure that Fig. 1 is the MCM-41 particle that uses in embodiment 1 and TEM figure (interior figure).
Nitrogen adsorption desorption curve and graph of pore diameter distribution (interior figure) that Fig. 2 is the MCM-41 particle that uses in embodiment 1.
Fig. 3 (a) is the MCM-41, the surfactant type static inhibitor A that in embodiment 1, use and the infrared signature collection of illustrative plates of MCM-41/A.
The infrared signature collection of illustrative plates that Fig. 3 (b) is the MCM-41, surfactant type antistatic agent B and the MCM-41/B that use in embodiment 1.
The TGA figure that Fig. 4 (a) is the MCM-41, the surfactant type static inhibitor A that use in embodiment 1 and B.
The TGA figure that Fig. 4 (b) is the MCM-41/A that uses in embodiment 1 and MCM-41/B.
The TGA figure that Fig. 4 (c) is the MCM-22/A that uses in embodiment 2 and MCM-22/B.
The TGA figure that Fig. 4 (d) is the MCM-48/A that uses in embodiment 3 and MCM-48/B.
The surface resistivity that Fig. 5 (a) is the PS material that uses in embodiment 4 is with the loading level variation diagram of surfactant type static inhibitor A.
The surface resistivity that Fig. 5 (b) is the PS material that uses in embodiment 4 is with the loading level variation diagram of surfactant type antistatic agent B.
The comparison diagram that the surface resistivity that Fig. 6 (a) is the PS material of filling respectively surfactant type static inhibitor A, MCM-41/A that uses in embodiment 4 changes with washing times.
The comparison diagram that the surface resistivity that Fig. 6 (b) is the PS material of filling respectively surfactant type antistatic agent B, MCM-41/B that uses in embodiment 4 changes with washing times.
Embodiment
Further illustrate the present invention with example below, but protection scope of the present invention is not limited in examples of implementation.Within the other changes and modifications that those skilled in the art is made are in the case of without departing from the spirit and scope of protection of the present invention also included within protection domain of the present invention.
Embodiment 1
(1) preparation of surfactant type antistatic agent solution
By its form of mesoporous nano material MCM-41(and pore size distribution as shown in Figures 1 and 2; ) 1.0g, surfactant type static inhibitor A(infrared signature collection of illustrative plates are as shown in Fig. 3 (a), physical features is as shown in table 1 and Fig. 4 (a)) 2.0g, puts into respectively vacuum-drying mutually, in 60 DEG C of freeze-day with constant temperature 48 hours.Dried surfactant type static inhibitor 1.0g is dissolved in 60ml organic solvent ethanol, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 2 hours, obtain tensio-active agent static inhibitor organic solution;
The physical features of the active formulation static inhibitor of the synthetic mesoporous nano carrier surface of table 1 embodiment 1
(2) MCM-41/ surfactant type static inhibitor is prepared composite antistatic agent
Dried MCM-41 1.0g is joined in above-mentioned tensio-active agent static inhibitor organic solution, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 48 hours, 25 DEG C of whipping temps, stir speed (S.S.) 800rpm obtains MCM-41/ surfactant type static inhibitor mixing solutions, and it is separated, washs, is dried.Vacuum-drying 24 hours, temperature 60 C, obtains the mixture of MCM-41 and surfactant type static inhibitor A.
By Fig. 3 (a), 2800-3000 cm
-1the strong absorption peak at place is charateristic avsorption band (the antisymmetric CH of alkane chain structural unit in surfactant molecule
2stretching vibration: 2969-2968 cm
-1, 2929-2912 cm
-1; Symmetrical CH
2stretching vibration: 2861-2849 cm
-1; Symmetrical CH
3stretching vibration 2884-2883 cm
-1); 1000-1500 cm
-1the strong absorption peak at place is C-O singly-bound absorption peak (the C-O stretching vibration: 1100 cm in surfactant molecule Semi-polarity group
-1, 1243 cm
-1).From Fig. 4 (b), the rate of weight loss before and after MCM-41 encapsulation is 6.24 %.Therefore,, in composite antistatic agent, the load of tensio-active agent static inhibitor is 6.24 wt%.
Embodiment 2
(1) preparation of surfactant type antistatic agent solution
By mesoporous nano material MCM-22 1.0g, tensio-active agent static inhibitor A 2.0g, put into respectively vacuum-drying mutually, in 60 DEG C of freeze-day with constant temperature 48 hours.Dried surfactant type static inhibitor 2.0g is dissolved in 60ml organic solvent ethanol, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 2 hours, obtain tensio-active agent static inhibitor organic solution;
(2) MCM-22/ surfactant type static inhibitor is prepared composite antistatic agent
Dried MCM-22 1.0g is joined in above-mentioned surfactant type static inhibitor organic solution, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 48 hours, 25 DEG C of whipping temps, stir speed (S.S.) 800rpm obtains MCM-22/ surfactant type static inhibitor mixing solutions, and it is separated, washs, is dried.Vacuum-drying 24 hours, temperature 60 C, in composite antistatic agent, load 20.3 wt% of tensio-active agent static inhibitor, as shown in Fig. 4 (c).
Embodiment 3
(1) preparation of surfactant type antistatic agent solution
By mesoporous nano material MCM-48 1.0g, tensio-active agent static inhibitor A 2.0g, put into respectively vacuum-drying mutually, in 60 DEG C of freeze-day with constant temperature 48 hours.Dried surfactant type static inhibitor 2.0g is dissolved in 60ml organic solvent ethanol, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 2 hours, obtain tensio-active agent static inhibitor organic solution;
(2) MCM-48/ surfactant type static inhibitor is prepared composite antistatic agent
Dried MCM-48 1.0g is joined in above-mentioned surfactant type static inhibitor organic solution, in ultrasonic dispersion machine ultrasonic 120 minutes, 25 DEG C of operating frequency 60KHZ, power 150W, temperature, then this mixing solutions is continued to stirring and dissolving 48 hours, 25 DEG C of whipping temps, stir speed (S.S.) 800rpm obtains MCM-48/ surfactant type static inhibitor mixing solutions, and it is separated, washs, is dried.Vacuum-drying 24 hours, temperature 60 C, in composite antistatic agent, the load 6.7% of tensio-active agent static inhibitor, as shown in Fig. 4 (d).Embodiment 4
The application of composite antistatic agent in macromolecular material:
The applying step of mesoporous nano material load surfactant type static inhibitor of the present invention in PS is as follows: by even to PS 2.0g, composite antistatic agent 0.3g physical mixed, between the 0.5%-3% that the consumption of composite antistatic agent is PS; Then carry out solution blending with the dimethylbenzene of 5 ~-10 times of quality, water film (knifing) or obtain the matrix material of PS/ composite antistatic agent through melt blending extruding pelletization method.
Fig. 5 is the antistatic effect figure of surfactant type static inhibitor in PS.The test reference standard of the volume specific resistance/surface resistivity of PS sample is: GB/T1410-2006.The antistatic property that shows PS material in figure changes along with the variation of tensio-active agent filling quality mark.Fig. 5 (a) is the antistatic effect figure of PS/ surfactant A, and when in figure, the massfraction of A is 0.5 wt%, composite material surface resistivity is 1.05 × 10
10ohm/sq, has obvious antistatic property; Along with the continuous increase of A loading level, the surface resistivity of matrix material is 10
9-10
10between ohm/sq, alternately change.Equally, 5 (b) are PS/ surfactant B antistatic effect figure, and when the loading level of antistatic agent B is 1.0 wt%, composite material surface resistivity is 8.5 × 10
11ohm/sq, has antistatic property; When B is 1.5 wt%, antistatic property the best of matrix material, its surface resistivity is 2.44 × 10
9ohm/sq; But along with the further increase of composite antistatic agent loading level, the reunion aggravation of nanoparticle, makes the surface resistivity of material not occur obvious reduction.
Fig. 6 is the antistatic effect figure of mesoporous nano material load surfactant type static inhibitor in PS.In figure, show that the surface resistivity of matrix material is along with the changing conditions of the increase of ultrasonic washing times.In Fig. 6 (a), without surfactant A/PS matrix material of mesoporous nano material package, after the ultrasonic washing of 60KHZ frequency 30min 2 times, surface resistivity is 3.8 × 10
14ohm/sq, has lost antistatic property; And there is stronger wash durability through the PS matrix material of mesoporous nano material package, after the ultrasonic washing of similarity condition 5 times, its surface resistivity is 1.75 × 10
12ohm/sq, still has certain antistatic property.Equally, as shown in Fig. 6 (b): without surfactant B/PS matrix material of mesoporous nano material package, after the ultrasonic washing of 60KHZ frequency 30min 2 times, surface resistivity is 9.89 × 10
14ohm/sq, has lost antistatic property; And there is stronger wash durability through the PS matrix material of mesoporous nano material package, after the ultrasonic washing of similarity condition 5 times, its surface resistivity is 6.16 × 10
11ohm/sq, still has antistatic property.
Claims (10)
1. a preparation method for mesoporous nano material/surfactant type composite antistatic agent, is characterized in that concrete steps are as follows:
(1) drying treatment of mesoporous nano material, surfactant type static inhibitor
Mesoporous nano material, surfactant type static inhibitor are put into respectively to vacuum drying oven, freeze-day with constant temperature 12 ~ 48 hours, 45 ~ 80 DEG C of temperature;
(2) preparation of surfactant type antistatic agent solution
Dried surfactant type static inhibitor is dissolved in organic solvent, carries out ultrasonic dispersion treatment, 15 ~ 120 minutes time, operating frequency 20 ~ 60KHZ, power 50 ~ 200,, 20 ~ 70 DEG C of temperature; Then this mixing solutions is continued to stirring and dissolving 8-12 hour, obtain surfactant type static inhibitor organic solution;
(3) mesoporous nano material/surfactant type static inhibitor is prepared composite antistatic agent
Dried mesoporous nano material is joined in surfactant type static inhibitor organic solution, then carry out ultrasonic dispersion treatment, 15 ~ 120 minutes time, operating frequency 20 ~ 60KHZ, power 50 ~ 200W, 20 ~ 70 DEG C of temperature; Then this mixing solutions is continued to stirring and dissolving 0.5 ~ 130 hour, 20 ~ 150 DEG C of whipping temps, stir speed (S.S.) 50 ~ 2000rpm, obtains mesoporous nano material/surfactant type static inhibitor mixing solutions;
Subsequently this mixing solutions is separated, washed, and vacuum-drying 12 ~ 60 hours at 40 ~ 80 DEG C of temperature, mesoporous nano material/surfactant type composite antistatic agent finally obtained.
2. the preparation method of mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 1, it is characterized in that in step (1), described surfactant type static inhibitor is the lipophilicity part that comprises alkane chain and derivative thereof and the hydrophilic parts with water absorbability group, comprises anionic and non-ionic type; Described anionic is alkylsulfonate; Non-ionic type is polyol esters of fatty acids.
3. the preparation method of mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 1, it is characterized in that in step (1), described mesoporous nano material is: aperture is between 2 ~ 50 nm, and pore size distribution is narrow and have a silicon-based mesoporous material of the inorganic porous nanoscale material of regular pore canal structure; Described silicon-based mesoporous material is MCM-22, MCM-41 and MCM-48.
4. the preparation method of mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 1, is characterized in that, in step (2), described organic solvent is dehydrated alcohol, or is the good solvent of surfactant type static inhibitor; Described stirring is induction stirring or mechanical stirring.
5. the preparation method of mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 1, is characterized in that in step (3), and described separation method is the dry solvent of removing of normal pressure suction filtration, vacuum decompression; Described washing methods is: by the good solvent of surfactant type static inhibitor with 1 ~ 10 times of surfactant type static inhibitor meltage quantitatively, wash 1 ~ 10 time.
6. mesoporous nano material/surfactant type composite antistatic agent that preparation method as claimed in claim 1 prepares.
7. mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 6, in the application of preparing in antistatic macromolecule material, is characterized in that adopting after melt blending, injection moulding, mold pressing or mixing solutions knifing, waters film moulding; The concrete preparation process of melt blending processing method is as follows:
Vacuum-drying 12 ~ 48h at 60 ~ 120 DEG C of temperature by mesoporous nano material/surfactant type composite antistatic agent and macromolecular material, after even by 0.5 ~ 5 wt% physical mixed, carry out melt blending, blending temperature is 160 ~ 210 DEG C, and the blend time is 5 ~ 15 minutes;
Then carry out mold pressing and prepare test sample, molding temperature is 180 ~ 210 DEG C, and pressure is 25 ~ 45kg/cm
2, test sample specification is that the disk of diameter 8 ~ 12cm, thick 0.5 ~ 3mm and other are tested required standard batten.
8. mesoporous nano material/surfactant type composite antistatic agent as claimed in claim 6, in the application of preparing in antistatic macromolecule material, is characterized in that adopting after solution blending, injection moulding, mold pressing or mixing solutions knifing, waters film moulding; The concrete preparation process of solution blending processing method is as follows:
By mesoporous nano material/surfactant type composite antistatic agent and macromolecular material vacuum-drying 12 ~ 48h at 80 ~ 120 DEG C of temperature respectively; Quantitative composite antistatic agent is joined in the xylene solvent of 2 ~ 15 times of mass ratioes, ultrasonic dispersion 0.5 ~ 5 hour, operating frequency 20 ~ 60KHZ, power 50 ~ 1500W, 20 ~ 70 DEG C of temperature, obtain the dispersed mixed solution of composite antistatic agent;
Then the macromolecular material of equal proportion is joined in this mixing solutions, continue stirring and dissolving 0.5 ~ 130 hour, 20 ~ 150 DEG C of whipping temps, stir speed (S.S.) 50 ~ 2000rpm obtains the blend solution of composite antistatic agent/macromolecular material;
With watering film or knifing by this mixing solutions in mould, then the mould of load mixed solution to be carried out obtaining test sample after the vacuum-drying demoulding, vacuum-drying temperature is 60 ~ 120 DEG C, be 2 ~ 48 hours time of drying.
9. the mesoporous nano material/surfactant type composite antistatic agent as described in one of claim 7 or 8, in the application of preparing in antistatic macromolecule material, is characterized in that described macromolecular material is polystyrene.
10. checking composite antistatic agent claimed in claim 6 and the antistatic ageing difference method of conventional surfactant type static inhibitor in insulating polymer material, is characterized in that comprising: contrast verification under contrast verification, simulating natural condition under state of nature; Wherein:
Washing condition: test sample is put into distilled water ultrasonic 30 ~ 120 minutes, 20 ~ 70 DEG C of operating frequency 20 ~ 60KHZ, power 50 ~ 200W, temperature, be placed on relative humidity and be 45 ~ 65%, to be measured after 12 ~ 48 hours in the air of 22 ~ 25 DEG C of temperature subsequently.
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| CN112376130B (en) * | 2020-12-11 | 2023-08-25 | 山东滨州波涛化纤制品有限公司 | Regenerated plastic yarn and preparation method and fabric thereof |
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