CN103121680B - A kind of preparation method of superelevation energy storage electrical carbon material - Google Patents
A kind of preparation method of superelevation energy storage electrical carbon material Download PDFInfo
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Abstract
The invention discloses a kind of preparation method of superelevation energy storage electrical carbon material, this preparation method carries out in the steps below: add softening agent after first resol, high softening point bitumen or both mixtures and solidifying agent being broken into fine powder material, then compound is inputted twin screw extruder extruding pelletization; Then to carbonization-activation stage by stage in pellet input carbonized activating furnace, cooling discharging under nitrogen protection after carbonization-activation; Then carbon material is put into acid solution to boil and wash, and the carbon material after pickling is put into deionized water carry out boiling washing; Finally by boiling that the carbon material after washing is dried, fragmentation the micro mist shape superelevation energy storage electrical carbon material of required particle diameter.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Description
Technical field
The present invention relates to the preparation field of gac, specifically a kind of electric energy reserves be large, the preparation method of superelevation energy storage electrical carbon material that specific surface area is high.
Background technology
Gac has flourishing pore texture and huge specific surface area, just in medicine, food etc., obtains application since ancient times.Subsequently, it have also been obtained widespread use as the sorbent material of high-quality and support of the catalyst in fields such as industry, national defence, agricultural, medical and health, environmental protection and the energy.But due to the specific surface area of conventional activated carbon and absorption property low, the demand in the field such as high-efficiency energy-storage medium and high-tech of growing environmental protection, the energy, Sweet natural gas and hydrogen can't be met, in the high energy automobile battery of especially current high speed development, the manufacturing processed of super electrical condenser, need a large amount of energy storage electrical carbon materials, the parameters such as the electric energy reserves of the energy storage electrical carbon material that current preparation technology produces and specific surface area also cannot reach the development need of high energy automobile battery, super electrical condenser.
Summary of the invention
The object of the invention is the defect existed for prior art, the preparation method of the superelevation energy storage electrical carbon material that a kind of electric energy reserves are large, specific surface area is high is provided.
The object of the invention is to solve by the following technical programs:
A preparation method for superelevation energy storage electrical carbon material, is characterized in that described preparation method carries out in the steps below:
(1) resol, high softening point bitumen or both mixtures and solidifying agent are added in high speed disintegrator by weight the ratio of 100:3-8 carry out being broken into 100-325 object powder;
(2) softening agent is added together with fine powder material high-speed mixer to mix, mix rear discharging input twin screw extruder and carry out extruding pelletization;
(3) pellet collected is inputed in carbonized activating furnace carry out carbonization-activation, then pass into nitrogen after furnace temperature being warming up to 300 DEG C-350 DEG C with the temperature rise rate of 2-5 DEG C/min and keep constant temperature 1.5-2 hour, then constant temperature 1.5-2 hour is kept after furnace temperature being warming up to 600 DEG C-650 DEG C with the temperature rise rate of 2-5 DEG C/min, composite activating agent is passed into after closing nitrogen, then constant temperature 2-5 hour is kept after continuing, with the temperature rise rate of 2-5 DEG C/min, furnace temperature is warming up to 900 DEG C-1000 DEG C, stop after furnace temperature being cooled to 700 DEG C-750 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging,
(4) pass into steam after the carbon material after carbonization-activation being added acid solution to carry out boiling washing 0.5-1 hour;
(5) pass into steam after the carbon material after pickling being put into deionized water to carry out boiling and wash 5-10 time ph value is adjusted to 6.5-8;
(6) dry 2-10 hour in the carbon material input dryer after being washed by deionization poach, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken required particle diameter in material input airflow crash machine.
Solidifying agent in described step (1) is urotropine.
Softening agent in described step (2) is one or both in Mierocrystalline cellulose, chlorinatedpolyethylene, and the weight of described softening agent is the 5-15% of the weight of resol, high softening point bitumen or both mixtures.
Forcing machine parameter in described step (2) is: interior temperature 60-250 DEG C, back pressure 2-16MPa, die head aperture 1-5 ㎜.
Composite activating agent in described step (3) is the mixture that carbonic acid gas and water vapor form according to volume ratio 1-2:1.
Composite activating agent in described step (3) is according in the ratio input carbonized activating furnace of 0.1-1 per hour kilogram composite activating agent/kilogram charcoal.
Acid solution in described step (4) is one or more the aqueous solution in sulfuric acid, hydrochloric acid, nitric acid, the concentration 20-30% of this acid solution.
The ratio of the acid solution weight in described step (4) and carbon material weight is 7-13:1.
Deionized water in described step (5) boils when washing at every turn and the weight ratio of carbon material is 5-10:1.
Dryer temperature in described step (6) is 200 DEG C-300 DEG C, particle diameter≤80 μm of described electrical carbon material.
The present invention has the following advantages compared to existing technology:
The present invention is by by resol or high softening point bitumen (200-300 DEG C) and solidifying agent, be beneficial to extruding pelletization after the softening agent process of granulating and forming, then carbonization-activation is carried out to pellet, and carbonization-activation material is repeatedly boiled to the metal ion washed away in de-carbon material, nonmetallic ion and impurity, the aperture structure of further adjustment carbon material, it is made to be suitable for the multiple use of active electrical carbon, then to the pure superelevation energy storage electrical carbon material boiling washed carbon particles and carry out drying broken PPM level≤100, the electric energy reserves of this superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, high energy automobile battery can be widely used in, the manufacture of super electrical condenser.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
First resol, urotropine are added in high speed disintegrator by weight the ratio of 100:3 and carry out being broken into 100-325 object powder, be that the Mierocrystalline cellulose of phenolic resin weight 8% adds high-speed mixer and mixes together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 150 DEG C, back pressure 2MPa, die head aperture 4 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 300 DEG C with the temperature rise rate of 5 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.5 hours, then constant temperature is kept to carry out carbonization to pellet in 1.5 hours after furnace temperature being warming up to 650 DEG C with the temperature rise rate of 5 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 1.4:1 according to the ratio of 0.1 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 5 hours after continuing, with the temperature rise rate of 2 DEG C/min, furnace temperature is warming up to 900 DEG C, stop after furnace temperature being cooled to 720 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation is added sulfuric acid, concentration that hydrochloric acid is made is in the acid solution of 30%, then pass into steam to carry out boiling and wash 0.5 hour, the weight ratio of boiling acid solution and carbon material when washing is 7:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 10 times ph value is adjusted to 6.5-7.5, boil at every turn and wash 0.5 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 10 hours in the dryer of 200 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Embodiment 2
First the mixture of resol and high softening point bitumen, urotropine are added in high speed disintegrator by weight the ratio of 100:4 and carry out being broken into 100-325 object powder, be that resol adds high-speed mixer with the chlorinatedpolyethylene of the mixture weight 12% of high softening point bitumen and mixes together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 180 DEG C, back pressure 4MPa, die head aperture 5 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 320 DEG C with the temperature rise rate of 2 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.9 hours, then constant temperature is kept to carry out carbonization to pellet in 2 hours after furnace temperature being warming up to 610 DEG C with the temperature rise rate of 3 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 1.7:1 according to the ratio of 0.4 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 5 hours after continuing, with the temperature rise rate of 5 DEG C/min, furnace temperature is warming up to 930 DEG C, stop after furnace temperature being cooled to 740 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation is added sulfuric acid, concentration that nitric acid is made is in the acid solution of 28%, then pass into steam to carry out boiling and wash 0.6 hour, the weight ratio of boiling acid solution and carbon material when washing is 9:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 5 times ph value is adjusted to 6.8-7.5, boil at every turn and wash 1 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 6 hours in the dryer of 250 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Embodiment 3
First the mixture of resol and high softening point bitumen, urotropine are added in high speed disintegrator by weight the ratio of 100:5 and carry out being broken into 100-325 object powder, be that resol adds high-speed mixer mix with the Mierocrystalline cellulose of the weight 9% of high softening point bitumen mixture, the softening agent of chlorinatedpolyethylene composition together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 220 DEG C, back pressure 14MPa, die head aperture 2 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 300 DEG C with the temperature rise rate of 3 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.7 hours, then constant temperature is kept to carry out carbonization to pellet in 2 hours after furnace temperature being warming up to 600 DEG C with the temperature rise rate of 4 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 1.2:1 according to the ratio of 0.7 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 5 hours after continuing, with the temperature rise rate of 2 DEG C/min, furnace temperature is warming up to 900 DEG C, stop after furnace temperature being cooled to 710 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation is added sulfuric acid, concentration that hydrochloric acid, nitric acid are made is in the acid solution of 20%, then pass into steam to carry out boiling and wash 1 hour, the weight ratio of boiling acid solution and carbon material when washing is 13:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 8 times ph value is adjusted to 6.5-8, boil at every turn and wash 0.7 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 8 hours in the dryer of 220 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Embodiment 4
First the mixture of resol and high softening point bitumen, urotropine are added in high speed disintegrator by weight the ratio of 100:6 and carry out being broken into 100-325 object powder, be that resol adds high-speed mixer with the chlorinatedpolyethylene of the mixture 13% of high softening point bitumen and mixes together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 120 DEG C, back pressure 12MPa, die head aperture 3 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 350 DEG C with the temperature rise rate of 4 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.8 hours, then constant temperature is kept to carry out carbonization to pellet in 1.9 hours after furnace temperature being warming up to 620 DEG C with the temperature rise rate of 3 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 2:1 according to the ratio of 1 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 3 hours after continuing, with the temperature rise rate of 2 DEG C/min, furnace temperature is warming up to 1000 DEG C, stop after furnace temperature being cooled to 700 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation is added hydrochloric acid, concentration that nitric acid is made is in the acid solution of 24%, then pass into steam to carry out boiling and wash 0.8 hour, the weight ratio of boiling acid solution and carbon material when washing is 10:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 7 times ph value is adjusted to 7-8, boil at every turn and wash 1 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 4 hours in the dryer of 270 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Embodiment 5
First the mixture of resol and high softening point bitumen, urotropine are added in high speed disintegrator by weight the ratio of 100:7 and carry out being broken into 100-325 object powder, be that resol adds high-speed mixer mix with the Mierocrystalline cellulose of the mixture weight 15% of high softening point bitumen, the softening agent of chlorinatedpolyethylene composition together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 150 DEG C, back pressure 9MPa, die head aperture 2 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 340 DEG C with the temperature rise rate of 2 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.6 hours, then constant temperature is kept to carry out carbonization to pellet in 2 hours after furnace temperature being warming up to 600 DEG C with the temperature rise rate of 2 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 1:1 according to the ratio of 0.5 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 2 hours after continuing, with the temperature rise rate of 4 DEG C/min, furnace temperature is warming up to 980 DEG C, stop after furnace temperature being cooled to 730 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation being added the concentration that hydrochloric acid makes is in the acid solution of 26%, then pass into steam to carry out boiling and wash 0.5 hour, the weight ratio of boiling acid solution and carbon material when washing is 8:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 6 times ph value is adjusted to 6.5-7.3, boil at every turn and wash 1 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 7 hours in the dryer of 230 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Embodiment 6
First resol, urotropine are added in high speed disintegrator by weight the ratio of 100:8 and carry out being broken into 100-325 object powder, be that the Mierocrystalline cellulose of phenolic resin weight 5% adds high-speed mixer and mixes together with fine powder material by weight, mix rear discharging automatically to enter twin screw extruder and carry out extruding pelletization, the parameter of this forcing machine is: interior temperature 250 DEG C, back pressure 16MPa, die head aperture 1 ㎜, the cooling pellets collected is inputed in carbonized activating furnace and carries out carbonization-activation, then passing into nitrogen after furnace temperature being warming up to 350 DEG C with the temperature rise rate of 5 DEG C/min keeps constant temperature to carry out carbonization to pellet in 1.5 hours, then constant temperature is kept to carry out carbonization to pellet in 1.5 hours after furnace temperature being warming up to 640 DEG C with the temperature rise rate of 3 DEG C/min, after closing nitrogen, carbonic acid gas and water vapor are passed in carbonized activating furnace according to the composite activating agent made after the ratio mixing of volume ratio 1.5:1 according to the ratio of 0.3 kilogram of composite activating agent/kilogram charcoal per hour, then constant temperature is kept to activate pellet for 3 hours after continuing, with the temperature rise rate of 5 DEG C/min, furnace temperature is warming up to 950 DEG C, stop after furnace temperature being cooled to 750 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging, material after carbonization-activation being added the concentration that sulfuric acid makes is in the acid solution of 22%, then pass into steam to carry out boiling and wash 1 hour, the weight ratio of boiling acid solution and carbon material when washing is 11:1, acid solution boils to wash can remove metal ion and impurity in carbon material, the aperture structure of further adjustment carbon material, makes it be suitable for the multiple use of active electrical carbon, pass into steam after carbon material after pickling is put into deionized water to carry out boiling and wash 9 times ph value is adjusted to 6.9-7.6, boil at every turn and wash 0.5 hour, deionization poach washes various metals, the nonmetallic ion that can remove after pickling in carbon material, obtains the pure carbon particles of PPM level≤100, be finally dry 5 hours in the dryer of 250 DEG C by boiling the carbon material input temp after washing, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken particle diameter≤80 in material input airflow crash machine μm.Preparation method of the present invention is simple, efficient and have the advantages that cost is low, the cycle is short, the electric energy reserves of obtained superelevation energy storage electrical carbon material are greater than 140 coulombs/gram, specific surface area is 2000-2500 meters squared per gram, can be widely used in the manufacture of high energy automobile battery, super electrical condenser.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, every technological thought proposed according to the present invention, and any change that technical scheme basis is done, all falls within scope; The technology that the present invention does not relate to all is realized by prior art.
Claims (9)
1. a preparation method for superelevation energy storage electrical carbon material, is characterized in that described preparation method carries out in the steps below:
(1) mixture of resol, both high softening point bitumens and solidifying agent are added in high speed disintegrator by weight the ratio of 100:3-8 carry out being broken into 100-325 object powder;
(2) softening agent is added together with fine powder material high-speed mixer to mix, mix rear discharging input twin screw extruder and carry out extruding pelletization, forcing machine parameter is: interior temperature 60-250 DEG C, back pressure 2-16MPa, die head aperture 1-5 ㎜;
(3) pellet collected is inputed in carbonized activating furnace carry out carbonization-activation, then pass into nitrogen after furnace temperature being warming up to 300 DEG C-350 DEG C with the temperature rise rate of 2-5 DEG C/min and keep constant temperature 1.5-2 hour, then constant temperature 1.5-2 hour is kept after furnace temperature being warming up to 600 DEG C-650 DEG C with the temperature rise rate of 2-5 DEG C/min, composite activating agent is passed into after closing nitrogen, then constant temperature 2-5 hour is kept after continuing, with the temperature rise rate of 2-5 DEG C/min, furnace temperature is warming up to 900 DEG C-1000 DEG C, stop after furnace temperature being cooled to 700 DEG C-750 DEG C after carbonization-activation terminates passing into composite activating agent, then pass into nitrogen protection to continue to be cooled to normal temperature discharging,
(4) pass into steam after the carbon material after carbonization-activation being added acid solution to carry out boiling washing 0.5-1 hour;
(5) pass into steam after the carbon material after pickling being put into deionized water to carry out boiling and wash 5-10 time pH value is adjusted to 6.5-8;
(6) dry 2-10 hour in the carbon material input dryer after being washed by deionization poach, dryer is cooled to normal temperature discharging in a nitrogen environment, will dry the micro mist shape superelevation energy storage electrical carbon material of broken required particle diameter in material input airflow crash machine.
2. the preparation method of superelevation energy storage electrical carbon material according to claim 1, is characterized in that the solidifying agent in described step (1) is urotropine.
3. the preparation method of superelevation energy storage electrical carbon material according to claim 1, the softening agent that it is characterized in that in described step (2) is one or both in Mierocrystalline cellulose, chlorinatedpolyethylene, and the weight of described softening agent is resol, the 5-15% of the weight of the mixture of both high softening point bitumens.
4. the preparation method of superelevation energy storage electrical carbon material according to claim 1, is characterized in that the composite activating agent in described step (3) is the mixture that carbonic acid gas and water vapor form according to volume ratio 1-2:1.
5. the preparation method of the superelevation energy storage electrical carbon material according to claim 1 or 4, is characterized in that the composite activating agent in described step (3) is according in the ratio input carbonized activating furnace of 0.1-1 per hour kilogram composite activating agent/kilogram charcoal.
6. the preparation method of superelevation energy storage electrical carbon material according to claim 1, the acid solution that it is characterized in that in described step (4) is one or more the aqueous solution in sulfuric acid, hydrochloric acid, nitric acid, the concentration 20-30% of this acid solution.
7. the preparation method of superelevation energy storage electrical carbon material according to claim 1, is characterized in that the ratio of acid solution weight in described step (4) and carbon material weight is 7-13:1.
8. the preparation method of superelevation energy storage electrical carbon material according to claim 1, the deionized water that it is characterized in that in described step (5) boils when washing at every turn and the weight ratio of carbon material is 5-10:1.
9. the preparation method of superelevation energy storage electrical carbon material according to claim 1, is characterized in that the dryer temperature in described step (6) is 200 DEG C-300 DEG C, particle diameter≤80 μm of described electrical carbon material.
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| CN109052392A (en) * | 2018-10-23 | 2018-12-21 | 中国科学院山西煤炭化学研究所 | A kind of method that serialization prepares super capacitor active carbon |
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