CN108610569A - A kind of computer antistatic agent and preparation method thereof - Google Patents
A kind of computer antistatic agent and preparation method thereof Download PDFInfo
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- CN108610569A CN108610569A CN201810607712.8A CN201810607712A CN108610569A CN 108610569 A CN108610569 A CN 108610569A CN 201810607712 A CN201810607712 A CN 201810607712A CN 108610569 A CN108610569 A CN 108610569A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
A kind of computer antistatic agent of present invention offer and preparation method thereof, is prepared by following component：Nano-titanium dioxide, sodium alginate, saturation sodium hydroxide solution, inorganic filler, 3,5 disulfonic acid of aniline, maleic anhydride of styrene polymer, cocoanut fatty acid diethanolamide, aqueous slkali, acid solution, isopropanol, N methyl diethanolamines, modifying agent and composite assistant.The preparation method of the present invention is simple, antistatic agent obtained can effectively prevent the accumulation of electrostatic charge, to avoid the generation of electrostatic accident, simultaneously, antistatic agent produced by the present invention is environmentally friendly, pollution-free, when it is blended with other materials, is compounded, it may make that the volume resistivity of complex material is greatly lowered, antistatic performance is significantly improved.
Description
Technical field
The invention belongs to antistatic material technical fields, and in particular to a kind of computer antistatic agent and its preparation side
Method.
Background technology
The usually possessed positive and negative charge of object is equivalent, that is to say, that is electroneutral.Two different objects are through rubbing
Mechanisms, the charges such as wiping, contact will be moved by contact interface, positive excess be caused on one object, another
Then negative electrical charge is superfluous on a object, and electric double layer is formed on interface, and the space except two articles is not presented electrostatic and shows
As.Make the separation of two objects when applying any mechanism on this contact interface, is then generated respectively on each object quiet
Electricity, and it is externally formed with electrostatic field.Therefore, electrostatic was waited by contact, charge migration, electric double layer formation and separation of charge
Journey and generate.When object the electrically charged electric field strength caused by space be more than medium breakdown strength when, will occur
Static discharge.Static discharge can set off an explosion as the incendiary source of imflammable gas or dust and fire.Electrostatic phenomenon is poly-
Production, processing and the use for closing object are in the process very universal.Since the resistivity of general high polymer is high, once it takes quiet
Electricity is just difficult to eliminate.The accumulation of these charges will likely cause prodigious harm, such as draw dirt in medicine, draw bacterium；Medical operating
On cause electricity to quiver accident；Cause fire, explosion on mine, petrochemical industry；Integrated circuit is caused to destroy in electronics industry；It is spinning
It knits and causes fibril aggregation；In the pipeline for being embedded in underground and conveying various fuel, since the flowing of fuel can be in pipeline and combustion
A large amount of electrostatic charge is gathered on the contact surface of material；The rubber hose of flammable liquid or powder is conveyed, if one end is equipped with metal tube,
Can cause fire and explosion accident since combustible vapor or powder are lighted in electrostatic induction etc..
Publication No. CN104419097A discloses a kind of polychloroethylene composition and its system containing composite antistatic agent
Preparation Method, the polychloroethylene composition for having composite antistatic agent, is grouped as by the group of following parts by weight：Polyethylene 100
Part, 1~5 part of composite antistatic agent, 1~3 part of calcium carbonate, 0.8~1.5 part of lubricant, the composite antistatic agent is by antistatic
Agent A and antistatic agent B composition, weight ratio are：Antistatic agent A：Antistatic agent B=1：0.2~0.4；Antistatic agent A is castor oil
Ethylene oxide condensate, antistatic agent B are octadecyldimethyl ethoxy quaternary ammonium nitrate, and preparation process of the present invention is simple,
Control is easy.After tested, sheet resistance value is less than 2.5 × 108Ω, impact strength are more than 37KJ/m2, have permanently to be a kind of
The hard polyethylene composition of property antistatic property and high impact, and its antistatic property can be kept under arbitrary humidity environment
Matter.Publication No. CN104962011A discloses preparation method and the application of a kind of Compositional type PVC antistatic agents, this is antistatic
The preparation of agent includes two committed steps：1, the preparation of fatty acid monoglyceride, esterification feed glycerine is with aliphatic acid in catalyst
1~6 hour is reacted under effect at 110 DEG C~160 DEG C to obtain the final product；2, the mixing of fatty acid monoglyceride and unclassified stores compounds to obtain the final product
Antistatic agent finished product.The antistatic agent is compounded by following material by weight percentage：Fatty acid monoglyceride 50%~
80%, polyoxyethylene carboxylate 10%~30%, inorganic metal salt 10%~30%.The PVC antistatic agents of the present invention use
Two kinds of nonionic surfactants and inorganic metal salt are compounded and are obtained, and three plays collaboration antistatic property, have heat resistance
Preferably, preferable with PVC matrix compatibility, antistatic property is excellent, has great application value in PVC anti-static materials.
The antistatic agent preparation method of the above prior art is complicated for operation, and costly, what is be prepared is anti-quiet for used cost of material
Electric agent, which is unable to get, effectively promotes the use of.
In summary, it is therefore desirable to a kind of better antistatic agent, to improve the deficiencies in the prior art.
Invention content
The object of the present invention is to provide a kind of computer antistatic agent and preparation method thereof, preparation method of the invention letters
Single, antistatic agent obtained can effectively prevent the accumulation of electrostatic charge, to avoid the generation of electrostatic accident, meanwhile, this hair
Bright antistatic agent obtained is environmentally friendly, pollution-free, when being blended, being compounded with other materials, may make complex material
Volume resistivity be greatly lowered, antistatic performance is significantly improved.
The present invention provides the following technical solutions：
A kind of computer antistatic agent, includes the raw material of following parts by weight：12-16 parts of nano-titanium dioxide, sodium alginate 5-8
Part, 8-12 parts of sodium hydroxide solution of saturation, 5-10 parts of inorganic filler, 3-7 parts of aniline -3,5- disulfonic acid, phenylethylene-maleic anhydride
4-8 parts of polymer, 8-12 parts of cocoanut fatty acid diethanolamide, 5-8 parts of aqueous slkali, 5-9 parts of acid solution, 3-6 parts of isopropanol,
5-8 parts of 4-8 parts of N methyldiethanol amine, 4-7 parts of modifying agent and composite assistant.
Preferably, the antistatic agent includes the raw material of following parts by weight：14-16 parts of nano-titanium dioxide, sodium alginate
5-7 parts, saturation 9-12 parts of sodium hydroxide solution, 5-9 parts of inorganic filler, 5-7 parts of aniline -3,5- disulfonic acid, styrene-maleic acid
6-8 parts of anhydride polymer, 8-11 parts of cocoanut fatty acid diethanolamide, 6-8 parts of aqueous slkali, 5-7 parts of acid solution, isopropanol 3-5
Part, 4-6 parts of N methyldiethanol amine, 4-6 parts of modifying agent and 6-8 parts of composite assistant.
Preferably, the antistatic agent includes the raw material of following parts by weight：15 parts of nano-titanium dioxide, 5 parts of sodium alginate,
Be saturated 11 parts of sodium hydroxide solution, 9 parts of inorganic filler, 7 parts of aniline -3,5- disulfonic acid, 6 parts of phenylethylene-maleic anhydride polymer,
8 parts of cocoanut fatty acid diethanolamide, 7 parts of acid solution, 3 parts of isopropanol, 6 parts of N methyldiethanol amine, changes 6 parts of aqueous slkali
Property 6 parts of agent and 7 parts of composite assistant.
A kind of preparation method of computer antistatic agent, including following preparation process：
A, it will be saturated in sodium hydroxide solution, aniline -3,5- disulfonic acid importing reaction kettle, and be warming up to 45-48 DEG C, heating reaction is straight
It is completely dissolved to aniline -3,5- disulfonic acid, then is warming up to 122-128 DEG C, phenylethylene-maleic anhydride polymer is added, stirring is anti-
1.2-1.3h is answered, after being cooled to room temperature, obtains material one；
B, nano-titanium dioxide is mixed with acid solution and is imported in reaction kettle, heating reaction 22-24min, mistake at 58-62 DEG C
Filter adds aqueous slkali into filter residue, keeps temperature-resistant, continues heating reaction 0.6-0.8h and filters to take filter after reaction
Slag, to filter residue distilled water flushing 3-5 times, re-dry is placed at 360-380 DEG C and calcines 1.3-1.5h, obtains material two；
C, sodium alginate, inorganic filler, cocoanut fatty acid diethanolamide and isopropanol are mixed, is imported in blender,
64-68 DEG C, under the pressure of 0.3-0.5MPa, 0.6-0.7h is dispersed with stirring with the rotating speed of 120-140r/min, adds N- methyl
Diethanol amine and modifying agent carry out ultrasonic disperse 5-8min, obtain material three；
D, material one, material, material three and composite assistant are mixed, ultrasonic disperse 12-15min, then filter dry with vacuum
It is dry, you can to obtain finished product.
Preferably, the acid solution of the step b by mass concentration be 14% hydrochloric acid solution, pink salt and antimonic salt in mass ratio
5:1:1 mixes.
Preferably, the pink salt is the mixing of stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, and antimonic salt is the mixed of antimony chloride and antimony sulfate
It closes.
Preferably, the sodium hydroxide solution and mass concentration that the aqueous slkali of the step b is 22% by mass concentration be
15% potassium hydroxide solution in mass ratio 1:1 mixes.
Preferably, the inorganic filler of the step c is talcum powder and hollow glass micropearl in mass ratio 2:1 mixes.
Preferably, the modifying agent of the step c is zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol in mass ratio 2:1:
1:2 mix.
Preferably, the composite assistant of the step d includes compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersion
Agent and heat stabilizer.
The beneficial effects of the invention are as follows：
The preparation method of the present invention is simple, and antistatic agent obtained can effectively prevent the accumulation of electrostatic charge, quiet to avoid
The generation of electrification, meanwhile, antistatic agent produced by the present invention is environmentally friendly, pollution-free, be blended with other materials,
When compounding, it may make that the volume resistivity of complex material is greatly lowered, antistatic performance is significantly improved.
Major ingredient nano-titanium dioxide in the present invention through peracid, aqueous slkali double reaction after, more stablize, surface
Charge steelframe be difficult to assemble, so as to achieve the effect that antistatic well.
The proportioning for the talcum powder and hollow glass micropearl that inorganic filler in the present invention uses, two kinds of ingredients is exhausted first
Edge better performances, secondly under the proportioning, after the two is mixed with other compositions, after the reaction of organic solvent and modifying agent,
The charge carrier mobility on surface is deteriorated, and can effectively reduce the generation of electrostatic, in addition, the compatibility of talcum powder and hollow glass micropearl compared with
It is good, it may make that the antistatic agent prepared adds in the preparation of other materials, it is distributed good so that anti-static effect can be
It is uniformly distributed on material.
Acid solution in the present invention is matched by hydrochloric acid solution, pink salt and the antimonic salt that mass concentration is 14%, the proportioning
Under, the cost of the acid solution of formation is relatively low, and pink salt and antimonic salt are readily soluble, containing more active ion, can improve anti-
Answer speed；And the mixing that pink salt is stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, antimonic salt are the mixing of antimony chloride and antimony sulfate, ingredient
Certain semiconduction matter is all had, the volume resistivity of finished product can be reduced to a certain extent.
Modifying agent in the present invention is the proportioning of zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol, under the ratio, at
The compatibility divided is best, and overall effect can improve the dispersibility of each ingredient of reaction system of the present invention so that raw material
Mixing is more uniformly distributed, and reaction is more abundant.
Composite assistant in the present invention includes that compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersant and heat are steady
Determine agent, on the one hand the addition of a variety of auxiliary agents improves reaction rate, on the other hand can assist the quality for improving finished product of the present invention, and
And the finished product of the present invention is made to go out outside anti-static function, also with regard to having with certain diversity function.
Specific implementation mode
Embodiment 1
A kind of computer antistatic agent, includes the raw material of following parts by weight：12 parts of nano-titanium dioxide, is satisfied at 8 parts of sodium alginate
With 8 parts of sodium hydroxide solution, 10 parts of inorganic filler, 7 parts of aniline -3,5- disulfonic acid, 8 parts of phenylethylene-maleic anhydride polymer, coconut palm
12 parts of seed oil fatty diglycollic amide, 5 parts of acid solution, 3 parts of isopropanol, 4 parts of N methyldiethanol amine, is modified 5 parts of aqueous slkali
8 parts of 7 parts of agent and composite assistant.
A kind of preparation method of computer antistatic agent, including following preparation process：
A, saturation sodium hydroxide solution, aniline -3,5- disulfonic acid are imported in reaction kettle, are warming up to 47 DEG C, heating reaction until
Aniline -3,5- disulfonic acid is completely dissolved, then is warming up to 128 DEG C, and phenylethylene-maleic anhydride polymer is added, is stirred to react 1.3h,
After being cooled to room temperature, material one is obtained；
B, nano-titanium dioxide is mixed with acid solution and is imported in reaction kettle, heating reaction 24min, filtering, to filter at 58 DEG C
Aqueous slkali is added in slag, keeps temperature-resistant, is continued heating reaction 0.6h and is filtered to take filter residue after reaction, filter residue is used
Distilled water flushing 5 times, re-dry are placed at 360 DEG C and calcine 1.5h, obtain material two；
C, sodium alginate, inorganic filler, cocoanut fatty acid diethanolamide and isopropanol are mixed, is imported in blender,
68 DEG C, under the pressure of 0.5MPa, 0.6h is dispersed with stirring with the rotating speed of 140r/min, adds N methyldiethanol amine and modification
Agent carries out ultrasonic disperse 8min, obtains material three；
D, material one, material, material three and composite assistant are mixed, ultrasonic disperse 15min, then are filtered and is dried in vacuo,
It can be obtained finished product.
Hydrochloric acid solution, pink salt and the antimonic salt in mass ratio 5 that the acid solution of step b is 14% by mass concentration:1:1 mixing and
At.
Pink salt is the mixing of stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, and antimonic salt is the mixing of antimony chloride and antimony sulfate.
The potassium hydroxide that the sodium hydroxide solution and mass concentration that the aqueous slkali of step b is 22% by mass concentration are 15%
Solution in mass ratio 1:1 mixes.
The inorganic filler of step c is talcum powder and hollow glass micropearl in mass ratio 2:1 mixes.
The modifying agent of step c is zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol in mass ratio 2:1:1:2 mix.
The composite assistant of step d includes compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersant and thermostabilization
Agent.
Embodiment 2
A kind of computer antistatic agent, includes the raw material of following parts by weight：16 parts of nano-titanium dioxide, is satisfied at 7 parts of sodium alginate
With 12 parts of sodium hydroxide solution, 9 parts of inorganic filler, 5 parts of aniline -3,5- disulfonic acid, 8 parts of phenylethylene-maleic anhydride polymer, coconut palm
8 parts of seed oil fatty diglycollic amide, 5 parts of acid solution, 5 parts of isopropanol, 4 parts of N methyldiethanol amine, is modified 6 parts of aqueous slkali
8 parts of 6 parts of agent and composite assistant.
A kind of preparation method of computer antistatic agent, including following preparation process：
A, saturation sodium hydroxide solution, aniline -3,5- disulfonic acid are imported in reaction kettle, are warming up to 48 DEG C, heating reaction until
Aniline -3,5- disulfonic acid is completely dissolved, then is warming up to 122 DEG C, and phenylethylene-maleic anhydride polymer is added, is stirred to react 1.3h,
After being cooled to room temperature, material one is obtained；
B, nano-titanium dioxide is mixed with acid solution and is imported in reaction kettle, heating reaction 24min, filtering, to filter at 58 DEG C
Aqueous slkali is added in slag, keeps temperature-resistant, is continued heating reaction 0.8h and is filtered to take filter residue after reaction, filter residue is used
Distilled water flushing 5 times, re-dry are placed at 360 DEG C and calcine 1.5h, obtain material two；
C, sodium alginate, inorganic filler, cocoanut fatty acid diethanolamide and isopropanol are mixed, is imported in blender,
68 DEG C, under the pressure of 0.3MPa, 0.7h is dispersed with stirring with the rotating speed of 120r/min, adds N methyldiethanol amine and modification
Agent carries out ultrasonic disperse 5min, obtains material three；
D, material one, material, material three and composite assistant are mixed, ultrasonic disperse 15min, then are filtered and is dried in vacuo,
It can be obtained finished product.
Hydrochloric acid solution, pink salt and the antimonic salt in mass ratio 5 that the acid solution of step b is 14% by mass concentration:1:1 mixing and
At.
Pink salt is the mixing of stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, and antimonic salt is the mixing of antimony chloride and antimony sulfate.
The potassium hydroxide that the sodium hydroxide solution and mass concentration that the aqueous slkali of step b is 22% by mass concentration are 15%
Solution in mass ratio 1:1 mixes.
The inorganic filler of step c is talcum powder and hollow glass micropearl in mass ratio 2:1 mixes.
The modifying agent of step c is zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol in mass ratio 2:1:1:2 mix.
The composite assistant of step d includes compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersant and thermostabilization
Agent.
Embodiment 3
A kind of computer antistatic agent, includes the raw material of following parts by weight：15 parts of nano-titanium dioxide, is satisfied at 5 parts of sodium alginate
With 11 parts of sodium hydroxide solution, 9 parts of inorganic filler, 7 parts of aniline -3,5- disulfonic acid, 6 parts of phenylethylene-maleic anhydride polymer, coconut palm
8 parts of seed oil fatty diglycollic amide, 7 parts of acid solution, 3 parts of isopropanol, 6 parts of N methyldiethanol amine, is modified 6 parts of aqueous slkali
7 parts of 6 parts of agent and composite assistant.
A kind of preparation method of computer antistatic agent, including following preparation process：
A, saturation sodium hydroxide solution, aniline -3,5- disulfonic acid are imported in reaction kettle, are warming up to 48 DEG C, heating reaction until
Aniline -3,5- disulfonic acid is completely dissolved, then is warming up to 122 DEG C, and phenylethylene-maleic anhydride polymer is added, is stirred to react 1.3h,
After being cooled to room temperature, material one is obtained；
B, nano-titanium dioxide is mixed with acid solution and is imported in reaction kettle, heating reaction 24min, filtering, to filter at 62 DEG C
Aqueous slkali is added in slag, keeps temperature-resistant, is continued heating reaction 0.8h and is filtered to take filter residue after reaction, filter residue is used
Distilled water flushing 3 times, re-dry are placed at 380 DEG C and calcine 1.3h, obtain material two；
C, sodium alginate, inorganic filler, cocoanut fatty acid diethanolamide and isopropanol are mixed, is imported in blender,
64 DEG C, under the pressure of 0.5MPa, 0.7h is dispersed with stirring with the rotating speed of 120r/min, adds N methyldiethanol amine and modification
Agent carries out ultrasonic disperse 8min, obtains material three；
D, material one, material, material three and composite assistant are mixed, ultrasonic disperse 15min, then are filtered and is dried in vacuo,
It can be obtained finished product.
Hydrochloric acid solution, pink salt and the antimonic salt in mass ratio 5 that the acid solution of step b is 14% by mass concentration:1:1 mixing and
At.
Pink salt is the mixing of stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, and antimonic salt is the mixing of antimony chloride and antimony sulfate.
The potassium hydroxide that the sodium hydroxide solution and mass concentration that the aqueous slkali of step b is 22% by mass concentration are 15%
Solution in mass ratio 1:1 mixes.
The inorganic filler of step c is talcum powder and hollow glass micropearl in mass ratio 2:1 mixes.
The modifying agent of step c is zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol in mass ratio 2:1:1:2 mix.
The composite assistant of step d includes compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersant and thermostabilization
Agent.
Comparative example 1
It is detected using common antistatic agent in the prior art.
Finished product prepared by above example and comparative example is detected, following detection data is obtained：
Table one：
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 |
| The volume resistivity for the computer case material to be formed is compounded with material（Ω·cm） | 4.1×107 | 4.2×107 | 3.8×107 | 2.1×108 |
| The heat distortion temperature for the computer case material to be formed is compounded with material（℃） | 145 | 142 | 146 | 128 |
| The proof voltage for the computer case material to be formed is compounded with material（V） | 48 | 45 | 48 | 37 |
| The tensile strength for the computer case material to be formed is compounded with material（MPa） | 32 | 31 | 33 | 28 |
| With the processing performance of other materials compounding | It is excellent | It is excellent | It is excellent | Generally |
By the experimental data of one gained of table, it can be deduced that, the properties of finished product prepared by preparation method of the invention are significantly excellent
Different from common product in the prior art, and the preferred preparation method in the embodiment of the present invention 3, obtain at moral character
It can be the most excellent.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of computer antistatic agent, which is characterized in that include the raw material of following parts by weight：Nano-titanium dioxide 12-16
Part, 5-8 parts of sodium alginate, saturation 8-12 parts of sodium hydroxide solution, 5-10 parts of inorganic filler, 3-7 parts of aniline -3,5- disulfonic acid,
4-8 parts of phenylethylene-maleic anhydride polymer, 8-12 parts of cocoanut fatty acid diethanolamide, 5-8 parts of aqueous slkali, acid solution 5-9
Part, 3-6 parts of isopropanol, 4-8 parts of N methyldiethanol amine, 4-7 parts of modifying agent and 5-8 parts of composite assistant.
2. a kind of computer antistatic agent according to claim 1, which is characterized in that the antistatic agent includes following
The raw material of parts by weight：14-16 parts of nano-titanium dioxide, 9-12 parts of sodium hydroxide solution of saturation, inorganic is filled out 5-7 parts of sodium alginate
5-9 parts of material, 5-7 parts of aniline -3,5- disulfonic acid, 6-8 parts of phenylethylene-maleic anhydride polymer, coco-nut oil fatty acid diethanol acyl
8-11 parts of amine, 6-8 parts of aqueous slkali, 5-7 parts of acid solution, 3-5 parts of isopropanol, 4-6 parts of N methyldiethanol amine, 4-6 parts of modifying agent
With 6-8 parts of composite assistant.
3. a kind of computer antistatic agent according to claim 1, which is characterized in that the antistatic agent includes following
The raw material of parts by weight：15 parts of nano-titanium dioxide, 5 parts of sodium alginate, 11 parts of sodium hydroxide solution of saturation, 9 parts of inorganic filler, benzene
7 parts of amine -3,5- disulfonic acid, 6 parts of phenylethylene-maleic anhydride polymer, 8 parts of cocoanut fatty acid diethanolamide, aqueous slkali 6
Part, 7 parts of acid solution, 3 parts of isopropanol, 6 parts of N methyldiethanol amine, 6 parts of modifying agent and 7 parts of composite assistant.
4. a kind of preparation method of computer antistatic agent of claim 1-3 any one of them, which is characterized in that including with
Lower preparation process：
A, it will be saturated in sodium hydroxide solution, aniline -3,5- disulfonic acid importing reaction kettle, and be warming up to 45-48 DEG C, heating reaction is straight
It is completely dissolved to aniline -3,5- disulfonic acid, then is warming up to 122-128 DEG C, phenylethylene-maleic anhydride polymer is added, stirring is anti-
1.2-1.3h is answered, after being cooled to room temperature, obtains material one；
B, nano-titanium dioxide is mixed with acid solution and is imported in reaction kettle, heating reaction 22-24min, mistake at 58-62 DEG C
Filter adds aqueous slkali into filter residue, keeps temperature-resistant, continues heating reaction 0.6-0.8h and filters to take filter after reaction
Slag, to filter residue distilled water flushing 3-5 times, re-dry is placed at 360-380 DEG C and calcines 1.3-1.5h, obtains material two；
C, sodium alginate, inorganic filler, cocoanut fatty acid diethanolamide and isopropanol are mixed, is imported in blender,
64-68 DEG C, under the pressure of 0.3-0.5MPa, 0.6-0.7h is dispersed with stirring with the rotating speed of 120-140r/min, adds N- methyl
Diethanol amine and modifying agent carry out ultrasonic disperse 5-8min, obtain material three；
D, material one, material, material three and composite assistant are mixed, ultrasonic disperse 12-15min, then filter dry with vacuum
It is dry, you can to obtain finished product.
5. a kind of preparation method of computer antistatic agent according to claim 4, which is characterized in that the step b
Acid solution by mass concentration be 14% hydrochloric acid solution, pink salt and antimonic salt in mass ratio 5:1:1 mixes.
6. a kind of preparation method of computer antistatic agent according to claim 5, which is characterized in that the pink salt is
The mixing of stannic chloride, nitric acid tin and STANNOUS SULPHATE CRYSTALLINE, antimonic salt are the mixing of antimony chloride and antimony sulfate.
7. a kind of preparation method of computer antistatic agent according to claim 4, which is characterized in that the step b
Aqueous slkali be 22% by mass concentration sodium hydroxide solution and mass concentration be 15% potassium hydroxide solution in mass ratio
1:1 mixes.
8. a kind of preparation method of computer antistatic agent according to claim 4, which is characterized in that the step c
Inorganic filler be talcum powder and hollow glass micropearl in mass ratio 2:1 mixes.
9. a kind of preparation method of computer antistatic agent according to claim 4, which is characterized in that the step c
Modifying agent be zinc oxide, zinc sulfate, ethanol amine and polyethylene glycol in mass ratio 2:1:1:2 mix.
10. a kind of preparation method of computer antistatic agent according to claim 4, which is characterized in that the step d
Composite assistant include compatilizer, toughener, coupling agent, lubricant, antioxidant, dispersant and heat stabilizer.
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| CN105906895A (en) * | 2016-04-15 | 2016-08-31 | 佛山市聚成生化技术研发有限公司 | Preparation method of composite packing antistatic agent and antistatic agent prepared by method |
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| CN105906895A (en) * | 2016-04-15 | 2016-08-31 | 佛山市聚成生化技术研发有限公司 | Preparation method of composite packing antistatic agent and antistatic agent prepared by method |
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Application publication date: 20181002 |