CN103073705B - Method for preparing antistatic PET material with antistatic agent - Google Patents
Method for preparing antistatic PET material with antistatic agent Download PDFInfo
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- CN103073705B CN103073705B CN201310029494.1A CN201310029494A CN103073705B CN 103073705 B CN103073705 B CN 103073705B CN 201310029494 A CN201310029494 A CN 201310029494A CN 103073705 B CN103073705 B CN 103073705B
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Abstract
The invention relates to a method for preparing a PET (Polyethylene Terephthalate) material, in particular to a method for preparing an antistatic PET material with an antistatic agent in order to overcome the defect that the existing PET material is high in resistivity. The method comprises the steps of A, weighing, B, preparing a precursor, and C obtaining the antistatic PET material. The method is characterized in that the PET material with lower surface resistance is prepared by physical doping of titanium oxide/layered double hydroxide containing conductive water molecules, and by an in-situ polymerization method. The method is simple to operate and good in improvement effect; the permanent antistatic PET material with the low surface resistance is obtained; the surface resistance of the PET material reaches 10<6>-10<8>ohm*m, so that a PET material product can effectively dissipate static charge; harm due to accumulation of a large amount of charge is avoided; and the method has a higher application prospect. The antistatic PET material prepared by the method is used for preparing an antistatic PET membrane material.
Description
Technical field
The present invention relates to the method for PET material.
Background technology
Layered double hydroxide (LDH) claims again houghite compound (HT) or anionic clay, is that a class fills by positively charged layers of metal hydroxides and interlayer the lamellar compound that negatively charged ion forms.LDH has the tradable negatively charged ion of interlayer, so can be used as, various inorganic, organic substances and title complex negatively charged ion is introduced to LDH interlayer, obtains the various novel materials with difference in functionality.Meanwhile, possess large specific surface area, the frame carrier that can exist as sorbent material and catalyzer, thus increase the specific surface area of sorbing material and catalyzer, improve performance.LDH the more important thing is, LDH contains a large amount of interlayer bound water molecules, and wetting ability is fine, can absorb airborne water molecules.
Polyester PET is one of most important synthetic materials, has compared with high melting temperature and second-order transition temperature, in fields such as fiber, packing, sensitive materials, engineering plastics, is used widely, and develops very swift and violent.PET is to make film in an important application of non-fiber art, as the wrapping material of the industries such as electronics, electrical equipment.Because the resistivity of PET own is high, under 65% relative humidity, the condition of 25 ℃, its resistivity is up to 10
14Ω m, causes in friction, easily producing with in the process contacting and assembling electric charge.The existence of static has caused a lot of troubles to the processing of PET and application.For example PET goods, because static makes easily absorption dust of its surface in storage and handling process, affect products appearance; When processing PET film, because the mechanical resistance of generation of static electricity hinders the wrapup procedure of film; The existence of static simultaneously also can make PET material have unsafe factor in the use of electric equipment products, has limited its application, and therefore need to carry out modification to PET improves its antistatic property, makes its surface resistivity reach 10
6～10
8Ω m.
Therefore, there is the defect that resistivity is high in PET material at present, limited its application.
Summary of the invention
The present invention will solve current PET material to have the defect that resistivity is high, and a kind of method of utilizing static inhibitor to prepare antistatic PET material is provided.
Utilize static inhibitor to prepare a method for antistatic PET material, specifically according to following steps, prepare:
A, take static inhibitor, ethylene glycol and terephthalic acid, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 5～40:600:1000, and wherein static inhibitor is layered double hydroxide or titanium dioxide/layered double hydroxide;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min～1000r/min again, be warming up to 230 ℃～240 ℃, keep 2h～3h, then be warming up to 270 ℃～280 ℃, and be evacuated to 500Pa～510Pa, keep 1h～1.5h, be evacuated to again 70Pa～75Pa, keep 2h～3h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm～2cm, obtain antistatic PET material.
The method of titanium dioxide/layered double hydroxide in preparation process A, specifically prepare according to the following steps:
One, take tetrabutyl titanate, dehydrated alcohol and zinc nitrate-aluminum nitrate mixing solutions; Wherein, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.72mol/L～0.78mol/L, and the concentration of aluminum nitrate is 0.24mol/L～0.26mol/L; The volume ratio of tetrabutyl titanate and dehydrated alcohol is 1:3～5, and the cumulative volume of tetrabutyl titanate and dehydrated alcohol is 1:0.8～1.2 with the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions;
Two, the tetrabutyl titanate and the dehydrated alcohol that step 1 are taken mix, and obtain the ethanolic soln of tetrabutyl titanate, then, to the zinc nitrate-aluminum nitrate mixing solutions that adds step 1 to take in the ethanolic soln of tetrabutyl titanate, mix, and obtain preformed objects;
Three, in the preformed objects obtaining to step 2, drip the buffered soln that sodium hydroxide and sodium carbonate form, regulate pH to 7～9, control stirring velocity is 800r/min～1000r/min, keeps 18h～20h, washing is dry, obtains titanium dioxide/layered double hydroxide.
Utilize antistatic PET material prepared by static inhibitor prepared by the present invention to be applied in mould material.
The invention has the beneficial effects as follows: titanium dioxide/layered double hydroxide that utilization of the present invention contains electroconductibility water molecules carries out physical doping, utilize the method for in-situ polymerization to prepare the PET material with lower surface resistivity.The present invention is simple to operate, improves effectively, has obtained having the permanence antistatic PET material of low surface resistivity, and its surface resistivity reaches 10
6～10
8Ω m, makes its goods loss static charge effectively, and the harm of avoiding the accumulation of a large amount of static to cause, has larger application prospect.
Antistatic PET material prepared by the present invention is for the preparation of antistatic PET mould material.
Accompanying drawing explanation
Fig. 1 is the scanning electron microscope (SEM) photograph of the static inhibitor of embodiment mono-preparation;
Fig. 2 is the transmission electron microscope picture of the static inhibitor of embodiment mono-preparation;
Fig. 3 is the infrared spectrogram of the static inhibitor of embodiment mono-preparation;
Fig. 4 is the scanning electron microscope (SEM) photograph of the static inhibitor of embodiment six preparations;
Fig. 5 is the infrared spectrogram of the static inhibitor of embodiment six preparations.
Embodiment
Technical solution of the present invention is not limited to following cited embodiment, also comprises the arbitrary combination between each embodiment.
Embodiment one: a kind of method of utilizing static inhibitor to prepare antistatic PET material of present embodiment, specifically according to following steps, prepare:
A, take static inhibitor, ethylene glycol and terephthalic acid, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 5～40:600:1000, and wherein static inhibitor is layered double hydroxide or titanium dioxide/layered double hydroxide;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min～1000r/min again, be warming up to 230 ℃～240 ℃, keep 2h～3h, then be warming up to 270 ℃～280 ℃, and be evacuated to 500Pa～510Pa, keep 1h～1.5h, be evacuated to again 70Pa～75Pa, keep 2h～3h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm～2cm, obtain antistatic PET material.
Titanium dioxide/layered double hydroxide that present embodiment utilization contains electroconductibility water molecules carries out physical doping, utilizes the method for in-situ polymerization to prepare the PET material with lower surface resistivity.Present embodiment is simple to operate, improves effectively, has obtained having the permanence antistatic PET material of low surface resistivity, and its surface resistivity reaches 10
6～10
8Ω m, makes its goods loss static charge effectively, and the harm of avoiding the accumulation of a large amount of static to cause, has larger application prospect.
Embodiment two: present embodiment is different from embodiment one: in steps A, the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 20:600:1000.Other is identical with embodiment one.
Embodiment three: present embodiment is different from embodiment one or two: in steps A, the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 30:600:1000.Other is identical with embodiment one or two.
Embodiment four: present embodiment is different from one of embodiment one to three: in steps A, the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 40:600:1000.Other is identical with one of embodiment one to three.
Embodiment five: present embodiment is different from one of embodiment one to four: the preparation method of titanium dioxide/layered double hydroxide, specifically prepares according to the following steps:
One, take tetrabutyl titanate, dehydrated alcohol and zinc nitrate-aluminum nitrate mixing solutions; Wherein, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.72mol/L～0.78mol/L, and the concentration of aluminum nitrate is 0.24mol/L～0.26mol/L; The volume ratio of tetrabutyl titanate and dehydrated alcohol is 1:3～5, and the cumulative volume of tetrabutyl titanate and dehydrated alcohol is 1:0.8～1.2 with the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions;
Two, the tetrabutyl titanate and the dehydrated alcohol that step 1 are taken mix, and obtain the ethanolic soln of tetrabutyl titanate, then, to the zinc nitrate-aluminum nitrate mixing solutions that adds step 1 to take in the ethanolic soln of tetrabutyl titanate, mix, and obtain preformed objects;
Three, in the preformed objects obtaining to step 2, drip the buffered soln that sodium hydroxide and sodium carbonate form, regulate pH to 7～9, control stirring velocity is 800r/min～1000r/min, keeps 18h～20h, washing is dry, obtains titanium dioxide/layered double hydroxide.Other is identical with one of embodiment one to four.
Embodiment six: present embodiment is different from one of embodiment one to five: in step 1, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.74mol/L～0.76mol/L, and the concentration of aluminum nitrate is 0.25mol/L.Other is identical with one of embodiment one to five.
Embodiment seven: present embodiment is different from one of embodiment one to six: in step 1, the cumulative volume of tetrabutyl titanate and dehydrated alcohol is 1:0.9～1.1 with the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions.Other is identical with one of embodiment one to six.
Embodiment eight: present embodiment is different from one of embodiment one to seven: in the buffered soln that the sodium hydroxide described in step 3 and sodium carbonate form, the concentration of sodium hydroxide is that the concentration of 0.4mol/L～0.6mol/L, sodium carbonate is 0.4mol/L～0.6mol/L.Other is identical with one of embodiment one to seven.
Adopt following examples and contrast experiment to verify beneficial effect of the present invention:
Embodiment mono-:
The preparation method of a kind of static inhibitor of the present embodiment, specifically prepares according to the following steps:
One, take tetrabutyl titanate, dehydrated alcohol and zinc nitrate-aluminum nitrate mixing solutions; Wherein, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.75mol/L, and the concentration of aluminum nitrate is 0.25mol/L; The volume ratio of tetrabutyl titanate and dehydrated alcohol is 1:4, and the cumulative volume of tetrabutyl titanate and dehydrated alcohol is 1:1 with the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions;
Two, the tetrabutyl titanate and the dehydrated alcohol that step 1 are taken mix, and obtain the ethanolic soln of tetrabutyl titanate, then, to the zinc nitrate-aluminum nitrate mixing solutions that adds step 1 to take in the ethanolic soln of tetrabutyl titanate, mix, and obtain preformed objects;
Three, in the preformed objects obtaining to step 2, drip the buffered soln that sodium hydroxide and sodium carbonate form, regulate pH to 8, control stirring velocity is 1000r/min, keeps 18h, and washing is dry, obtains static inhibitor.
A kind of static inhibitor that utilizes embodiment mono-to prepare is prepared the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment mono-preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 5:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 8 * 10
8Ω m.
The scanning electron microscope (SEM) photograph of static inhibitor prepared by the present embodiment as shown in Figure 1; The transmission electron microscope picture of static inhibitor prepared by the present embodiment as shown in Figure 2; The infrared spectrogram of static inhibitor prepared by the present embodiment as shown in Figure 3.
Embodiment bis-:
The present embodiment utilizes a kind of static inhibitor of embodiment mono-preparation to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment mono-preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 10:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 3 * 10
8Ω m.
Embodiment tri-:
The present embodiment utilizes a kind of static inhibitor of embodiment mono-preparation to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment mono-preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 20:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 5 * 10
7Ω m.
Embodiment tetra-:
The present embodiment utilizes a kind of static inhibitor of embodiment mono-preparation to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment mono-preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 30:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 4 * 10
6Ω m.
Embodiment five:
The present embodiment utilizes a kind of static inhibitor of embodiment mono-preparation to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment mono-preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 40:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 2 * 10
6Ω m.
Embodiment six:
The preparation method of a kind of static inhibitor of the present embodiment, specifically prepares according to the following steps:
One, take zinc nitrate-aluminum nitrate mixing solutions; Wherein, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.75mol/L, and the concentration of aluminum nitrate is 0.25mol/L;
Two, the buffered soln that the zinc nitrate-aluminum nitrate mixed solution and dripping sodium hydroxide taking to step 1 and sodium carbonate form, regulates pH to 8, and control stirring velocity is 1000r/min, keeps 18h, and washing is dry, obtains static inhibitor.
Utilize static inhibitor prepared by the present embodiment to prepare the method for antistatic PET material, specifically according to following steps, prepare:
A, take static inhibitor, ethylene glycol and terephthalic acid prepared by the present embodiment, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 5:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 5 * 10
8Ω m.
The scanning electron microscope (SEM) photograph of static inhibitor prepared by the present embodiment as shown in Figure 4; The infrared spectrogram of static inhibitor prepared by the present embodiment as shown in Figure 5.
Embodiment seven:
The present embodiment utilizes the static inhibitor of embodiment six preparations to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment six preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 10:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 3 * 10
8Ω m.
Embodiment eight:
The present embodiment utilizes the static inhibitor of embodiment six preparations to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment six preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 15:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 2 * 10
8Ω m.
Embodiment nine:
The present embodiment utilizes the static inhibitor of embodiment six preparations to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment six preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 20:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 8 * 10
7Ω m.
Embodiment ten:
The present embodiment utilizes the static inhibitor of embodiment six preparations to prepare the method for antistatic PET material, specifically according to following steps, prepares:
A, take static inhibitor, ethylene glycol and the terephthalic acid of embodiment six preparation, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 25:600:1000;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min again, be warming up to 230 ℃, keep 2h, then be warming up to 270 ℃, and be evacuated to 500Pa, keep 1h, be evacuated to again 70Pa, keep 2h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm, obtain antistatic PET material.
Antistatic PET material surface resistance prepared by the present embodiment is 9 * 10
6Ω m.
Claims (7)
1. utilize static inhibitor to prepare a method for antistatic PET material, it is characterized in that utilizing static inhibitor to prepare the method for antistatic PET material, specifically according to following steps, prepare:
A, take static inhibitor, ethylene glycol and terephthalic acid, wherein the mass ratio of static inhibitor, ethylene glycol and terephthalic acid is 5～40:600:1000, and wherein static inhibitor is titanium dioxide/layered double hydroxide;
B, the static inhibitor that steps A is taken add in ethylene glycol, mix, and obtain mixed solution, to the terephthalic acid that adds steps A to take in mixed solution, then under nitrogen protection atmosphere condition, stir, control stirring velocity is 800r/min～1000r/min again, be warming up to 230 ℃～240 ℃, keep 2h～3h, then be warming up to 270 ℃～280 ℃, and be evacuated to 500Pa～510Pa, keep 1h～1.5h, be evacuated to again 70Pa～75Pa, keep 2h～3h, obtain presoma;
C, the presoma that step B is obtained are cooled to room temperature, dry, pulverize into the particle that particle diameter is 1cm～2cm, obtain antistatic PET material;
Wherein, the titanium dioxide/layered double hydroxide described in steps A is prepared according to the following steps:
One, take tetrabutyl titanate, dehydrated alcohol and zinc nitrate-aluminum nitrate mixing solutions; Wherein, in zinc nitrate-aluminum nitrate mixing solutions, nitric acid zinc concentration is 0.72mol/L～0.78mol/L, and the concentration of aluminum nitrate is 0.24mol/L～0.26mol/L; The volume ratio of tetrabutyl titanate and dehydrated alcohol is 1:3～5, and the cumulative volume of tetrabutyl titanate and dehydrated alcohol is 1:0.8～1.2 with the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions;
Two, the tetrabutyl titanate and the dehydrated alcohol that step 1 are taken mix, and obtain the ethanolic soln of tetrabutyl titanate, then, to the zinc nitrate-aluminum nitrate mixing solutions that adds step 1 to take in the ethanolic soln of tetrabutyl titanate, mix, and obtain preformed objects;
Three, in the preformed objects obtaining to step 2, drip the buffered soln that sodium hydroxide and sodium carbonate form, regulate pH to 7～9, control stirring velocity is 800r/min～1000r/min, keeps 18h～20h, washing is dry, obtains titanium dioxide/layered double hydroxide.
2. the method for utilizing static inhibitor to prepare antistatic PET material according to claim 1, the mass ratio that it is characterized in that static inhibitor in steps A, ethylene glycol and terephthalic acid is 20:600:1000.
3. the method for utilizing static inhibitor to prepare antistatic PET material according to claim 1, the mass ratio that it is characterized in that static inhibitor in steps A, ethylene glycol and terephthalic acid is 30:600:1000.
4. the method for utilizing static inhibitor to prepare antistatic PET material according to claim 1, the mass ratio that it is characterized in that static inhibitor in steps A, ethylene glycol and terephthalic acid is 40:600:1000.
5. a kind of method of utilizing static inhibitor to prepare antistatic PET material according to claim 1, it is characterized in that in step 1 in zinc nitrate-aluminum nitrate mixing solutions that nitric acid zinc concentration is 0.74mol/L～0.76mol/L, the concentration of aluminum nitrate is 0.25mol/L.
6. a kind of method of utilizing static inhibitor to prepare antistatic PET material according to claim 5, is characterized in that in step 1 that tetrabutyl titanate and the cumulative volume of dehydrated alcohol and the ratio of the volume of zinc nitrate-aluminum nitrate mixing solutions are 1:0.9～1.1.
7. a kind of method of utilizing static inhibitor to prepare antistatic PET material according to claim 6, the concentration that it is characterized in that sodium hydroxide in buffered soln that sodium hydroxide described in step 3 and sodium carbonate forms is that the concentration of 0.4mol/L～0.6mol/L, sodium carbonate is 0.4mol/L～0.6mol/L.
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