CN105647242B - A kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof - Google Patents
A kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof Download PDFInfo
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- CN105647242B CN105647242B CN201610211252.8A CN201610211252A CN105647242B CN 105647242 B CN105647242 B CN 105647242B CN 201610211252 A CN201610211252 A CN 201610211252A CN 105647242 B CN105647242 B CN 105647242B
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- 239000006229 carbon black Substances 0.000 title claims abstract description 78
- 238000009826 distribution Methods 0.000 title claims abstract description 29
- 238000004220 aggregation Methods 0.000 title claims abstract description 27
- 230000002776 aggregation Effects 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000002485 combustion reaction Methods 0.000 claims abstract description 87
- 238000010791 quenching Methods 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 239000003921 oil Substances 0.000 claims description 83
- 239000000295 fuel oil Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 22
- 239000000567 combustion gas Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000000779 smoke Substances 0.000 claims description 6
- 235000019241 carbon black Nutrition 0.000 abstract description 69
- 238000010276 construction Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 22
- 239000002245 particle Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010773 plant oil Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 102220042174 rs141655687 Human genes 0.000 description 1
- 102220076495 rs200649587 Human genes 0.000 description 1
- 102220043159 rs587780996 Human genes 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000002525 ultrasonication Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/50—Furnace black ; Preparation thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses a kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof, including the combustion chamber being sequentially connected, main reaction section and quench zone, the reacting furnace is Y shape, the combustion chamber is 2, respectively the first combustion chamber and the second combustion chamber, first combustion chamber is provided with feedstock oil entrance one, second combustion chamber is provided with feedstock oil entrance two, the feedstock oil entrance one is located at the diverse location of burning chamber axis with feedstock oil entrance two, the reacting furnace of the present invention is simple in construction, it is easy to control, there is ultra-wide aggregate size distribution using carbon black made from reacting furnace of the present invention and preparation method, and relative to conventional N200 carbon blacks in rubber improved dispersiveness.
Description
Technical field
The carbon black production equipment and its technical field of producing being distributed the present invention relates to ultra-wide aggregation, specifically,
It is related to a kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof.
Background technology
With the enhancing of whole people's environmental protection consciousness, tiremaker is released " green tire " new product, i.e., can reduced
Rolling resistance more than 20%, can save fuel 3%-5% for tyres for passenger cars user；Fuel 6%- is saved for high-capacity tyre user
8%, so as to reduce pollution of the gas of automobile discharge to air.
Carbon black as rubber reinforcing filler, is the second largest elastomeric material for being only second to rubber.Carbon black manufacturer is just directed to out
Hair has the kind of carbon black of low-rolling-resistance and excellent abrasive resistance concurrently, and developing way includes wide carbon black aggregate Size Distribution, high
Surface-active carbon black, super-normal structure black, big particle diameter carbon black, carbon black and white carbon combination etc..
Carbon black aggregate is a kind of discontinuous rigid colloidal entity, is the minimum dispersible unit of carbon black, it is by extending
Many molten poly- particles compositions.It can be assembled with electron microscope method, reflectivity method, laser method and centrifugal settling method test carbon black
Body size.More directly perceived with centrifugal settling method, price and operating cost ratio are relatively low, and resolution ratio is higher, therefore centrifugal settling method is surveyed
Examination carbon black aggregate Size Distribution is used widely, and test philosophy is that by ultrasonication particle is scattered in into a kind of dispersion liquid
In, settled under the influence of centrifugal force, because the size and form of particle are different, the speed of sedimentation is also different, so as to
To determine particle shape difference and distribution.
If the every other feature of carbon black keeps constant, narrow aggregate size distribution increase carbon black dispersion difficulty, and
Reduction elasticity.Wide aggregate size distribution promotes dispersiveness of the carbon black in polymer (such as rubber) matrix, at the same rubber with
Interaction between carbon black particle is stronger.Aggregate size distribution is widened, the tensile strength of sizing material, stress at definite elongation, tearing energy and
Heat generation can all be reduced, in general, and carbon black aggregate Size Distribution is widened, and the wearability and heat generation of sizing material can all be reduced,
Particularly the increase of large scale aggregation ratio when, wearability decline becomes apparent.
Therefore, in terms of tire production, it is desirable to realize relatively low rolling resistance, higher wearability and preferably it is stagnant
The balance between property, is distributed in the urgent need to production of carbon black person prepares to have compared with broad aggregate size, while improving to improve afterwards
The degree of structuration of wearability and the carbon black of specific surface area.
The content of the invention
For above-mentioned problems of the prior art, the present invention provides a kind of ultra-wide aggregation for preparing and is distributed the anti-of carbon black
Stove and preparation method thereof is answered, reacting furnace of the invention is simple in construction, easy to control, using reacting furnace of the present invention and preparation method system
The carbon black obtained has broad aggregate size distribution, and relative to conventional N200 carbon blacks (such as N234) improved point in rubber
Dissipate property.
To achieve the above object, the present invention provides following technical scheme：
A kind of ultra-wide aggregation for preparing is distributed the reacting furnace of carbon black, including combustion chamber, main reaction section and the urgency being sequentially connected
Cold section, the reacting furnace is Y shape, and the combustion chamber is 2, respectively the first combustion chamber and the second combustion chamber, first combustion
Burn room be provided with feedstock oil entrance one, second combustion chamber be provided with feedstock oil entrance two, the feedstock oil entrance one with
Feedstock oil entrance two is located at the diverse location of burning chamber axis.
Further, the quench zone is provided with least 3 groups hydraulic giants, axis arrangement of each group hydraulic giant along quench zone.
Further, first combustion chamber is provided with 2 air entrances, 2 air entrances respectively with the first combustion chamber
It is tangent.
Further, second combustion chamber is provided with 2 air entrances, 2 air entrances respectively with the second combustion chamber
It is tangent.
In addition, the present invention also provides a kind of method that ultra-wide aggregation distribution carbon black is prepared using above-mentioned reacting furnace, including
Following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, in the first combustion chamber：The straying quatity of fuel oil is
800-1200kg/h, the intake of air is 20000-25000m3/ h, the straying quatity of feedstock oil is 6000-8000kg/h, second
In combustion chamber：The straying quatity of fuel oil is 600-900kg/h, and the intake of air is 8000-11000m3/ h, the spray of feedstock oil
Enter amount for 4700-4900kg/h；
(2) fuel oil, feedstock oil and air form carbon black smoke gaseous mixture in combustion chamber and main reaction section reaction
Stream, then after quench zone chilling, obtains the carbon black of ultra-wide aggregation distribution.
Further, in the step (1), the preheating temperature of air is 650-950 DEG C, the second combustion chamber in the first combustion chamber
The preheating temperature of middle air is 500-700 DEG C.
Further, in the step (1), the preheating temperature of feedstock oil is 160-240 DEG C in the first combustion chamber, the second burning
The preheating temperature of feedstock oil is 120-180 DEG C in room.
Further, in the step (1), the furnace pressure power that enters of feedstock oil is 2.0-3.2MPa, the second combustion in the first combustion chamber
The furnace pressure power that enters for burning feedstock oil in room is 1.2-2.5MPa.
Further, in the step (2), quench zone includes a chilling and secondary chilling, and a chilling passes through 2 groups of hydraulic giants
Complete.
Further, after the chilling of first group of hydraulic giant, the temperature of combustion gas stream is 800-1000 DEG C, by second group of hydraulic giant
Chilling after, the temperature of combustion gas stream is 600-700 DEG C.
Beneficial effects of the present invention are as follows：
1st, the present invention is by adjusting air straying quatity, raw material oil mass and the fuel oil mass of two combustion chambers, and controls air
With the technique such as the preheating temperature of feedstock oil, increase converges at the turbulence intensity of fluid in main reaction section, increase carbon black fine particle collision
Chance, carbon black reaction of formation process is produced controllable inhomogeneities so that the aggregate size of generation carbon black is not of uniform size,
To prepare the carbon black products of ultra-wide aggregate size；
2nd, set at the burner position of reacting furnace on baffle liner, baffle liner and spiral guiding gutter, one side energy are set
That enough strengthens air-flow is threadingly advanced trend；On the other hand ensure that axis of the air-flow along body of heater advances, so that the flare of combustion chamber
Occupy on the axis of body of heater, extend the service life of body of heater.
Brief description of the drawings
Fig. 1 is reacting furnace overall structure diagram of the invention；
Fig. 2 is schematic cross-sectional view of the burner part along A-A faces in Fig. 1.
In figure：1-the first combustion chamber, 11-air entrance, 12-air entrance, 13-guiding gutter, 131-water conservancy diversion
Groove, 14-feedstock oil sprays into pipe, and 15-feedstock oil sprays into pipe, the 2-the second combustion chamber, 21-air entrance, the spray of 22-air
Entrance, 24-feedstock oil sprays into pipe, and 25-feedstock oil sprays into pipe, 3-main reaction section, 4-quench zone, 41-hydraulic giant, 42-water
Rifle.
Embodiment
In order that those skilled in the art more fully understand technical scheme, it is right with reference to the accompanying drawing of the present invention
Technical scheme carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist
The other class be the same as Examples obtained on the premise of not making creative work, should all belong to the scope of the application protection.
Embodiment one：
As shown in figure 1, it is a kind of prepare ultra-wide aggregation be distributed carbon black reacting furnace, including be sequentially connected combustion chamber, master
Conversion zone 3 and quench zone 4, the reacting furnace are Y shape, and the combustion chamber is 2, respectively the first combustion chamber 1 and the second burning
Room 2, first combustion chamber 1 is provided with 2 feedstock oil entrances one, and feedstock oil sprays into pipe 14 and feedstock oil sprays into pipe 15 and led to respectively
Cross 2 feedstock oil entrances one and oil plant oil is sprayed into the first combustion chamber 1, second combustion chamber is sprayed into provided with 2 feedstock oils
Mouth two, feedstock oil sprays into pipe 24 and feedstock oil sprays into pipe 25 and sprayed into respectively by feedstock oil entrance two into the second combustion chamber 2
Feedstock oil, the feedstock oil entrance one is located at the diverse location of burning chamber axis with feedstock oil entrance two, meanwhile, the first combustion
2 feedstock oil entrances for burning room 1 mutually stagger, and 2 feedstock oil entrances of the second combustion chamber mutually stagger, and so setting is
In order to adjust reaction time of the feedstock oil in high temperature reaction stove, change the size of carbon black aggregate with this.By independently
Two combustion chambers of regulation and control and feedstock oil spray into the carbon black process parameter of section, and to produce carbon black reaction of formation process controllable uneven
Property is to prepare the carbon black products of ultra-wide aggregate size.The carbon black of ultra-wide aggregation distribution is applied to rubber combined material
Material, sizing material low hysteresis can be assigned while antiwear characteristic is kept.The quench zone 4 is realized once provided with least 3 groups hydraulic giants
Chilling is respectively hydraulic giant 41 and hydraulic giant 42, and the axis arrangement of hydraulic giant 41 and hydraulic giant 42 along quench zone, 2 groups of hydraulic giants are used to realize combustion
Air-flow is additionally provided with secondary for realizing in a chilling of quench zone, each group of hydraulic giant setting 5-10 at two groups of hydraulic giant rears
At least 1 group hydraulic giant of chilling.
As shown in Fig. 2 first combustion chamber 1 is provided with 12,2 air entrances of air entrance 11 and air entrance
It is tangent with the first combustion chamber respectively.Second combustion chamber is provided with 2 air entrances, and 2 air entrances are respectively with second
Combustion chamber is tangent.Using 2 air entrances, and tangent with combustion chamber respectively, it is ensured that the airflow direction in 2 air inlets is not
Relatively, but form helical flow so that air and fuel oil are sufficiently mixed, improve the mixing efficiency of air and fuel oil
And efficiency of combustion.Set at the burner position of reacting furnace on baffle liner 13, baffle liner 13 and spiral guiding gutter 131 be set,
On the one hand air-flow can be strengthened is threadingly advanced trend；On the other hand ensure that axis of the air-flow along body of heater advances, so that burning
The flare of room is occupy on the axis of body of heater, extends the service life of body of heater.
It is a kind of to prepare the method that ultra-wide aggregation is distributed carbon black using above-mentioned reacting furnace, comprise the following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, combustion chamber includes the first combustion chamber and the second burning
In room, the first combustion chamber 1：The straying quatity of fuel oil is 800-1200kg/h, and the intake of air is 20000-25000m3/ h,
Preheating of air temperature is 650-950 DEG C, and the straying quatity of feedstock oil is 6000-8000kg/h, and the preheating temperature of feedstock oil is
160-240 DEG C, feedstock oil enters furnace pressure power for 2.0-3.2MPa, in the second combustion chamber 2：The straying quatity of fuel oil is 600-
900kg/h, the intake of air is 8000-11000m3/ h, preheating of air temperature is 500-700 DEG C, the straying quatity of feedstock oil
For 4700-4900kg/h, the preheating temperature of feedstock oil is 120-180 DEG C, and the furnace pressure power that enters of feedstock oil is 1.2-2.5MPa；This hair
Bright air straying quatity, raw material oil mass and fuel oil mass by two combustion chambers of regulation, and control the preheating of air and feedstock oil
The techniques such as temperature, increase converges at the turbulence intensity of fluid in main reaction section 3, the chance of increase carbon black fine particle collision so that raw
Aggregate size into carbon black is not of uniform size.
(2) fuel oil and the air by preheating generate high temperature in the first combustion chamber, the second combustion chambers burn respectively
Combustion-gas flow, the feedstock oil through high temperature preheating is mixed in the first combustion chamber, the second combustion chamber with hot combustion gas stream respectively, is occurred
Incomplete cracking reaction generation carbon black, is converged in main reaction section, obtains reaction time different high temperature carbon black smoke mixed airflow,
Then through quench zone, chilling Water spray obtains holdup time different carbon black smoke to terminate cracking reaction and cooled flue gas, its
In, a chilling of quench zone 4 sprays respectively through two groups of chilling hydraulic giants.After first group of chilling Water spray, combustion gas stream
Temperature is 800-1000 DEG C, after second group of chilling Water spray, and the temperature of carbon black combustion gas stream is 600-700 DEG C.2 groups of chilled water (chw)s
The chilling water difference that rifle is sprayed into is 0.5-1t/h, realizes what the internal combustion air-flow axial direction of quench zone 4 and radial temperature were all gradually reduced
Temperature Distribution difference, holdup time of the control carbon black primary partical in stove is not waited (when the holdup time refers to the penetrating of feedstock oil
Carve the period between the first time cooling water penetrating moment), the carbon black aggregate size of generation differs, so as to be surpassed
The carbon black of broad aggregate distribution.
Embodiment two：
It is a kind of to prepare the method that ultra-wide aggregation is distributed carbon black using above-mentioned reacting furnace, comprise the following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, in the first combustion chamber 1：The straying quatity of fuel oil is
800kg/h, the intake of air is 20000m3/ h, preheating of air temperature is 650 DEG C, and the straying quatity of feedstock oil is 6000kg/
H, the preheating temperature of feedstock oil is 160 DEG C, and feedstock oil enters furnace pressure power for 2.0MPa, in the second combustion chamber 2：The penetrating of fuel oil
Measure as 600kg/h, the intake of air is 8000m3/ h, preheating of air temperature is 500 DEG C, and the straying quatity of feedstock oil is
4700kg/h, the preheating temperature of feedstock oil is 120 DEG C, and the furnace pressure power that enters of feedstock oil is 1.2MPa；
(2) fuel oil and high temperature air react in main reaction section 3, high-temperature fuel gas stream are formed, by the raw material of preheating
Oil occurs cracking reaction after being mixed with high-temperature fuel gas stream and carbon black is made, because combustion chamber one is different from the structure of combustion chamber two, two combustions
The reaction time for burning room generation carbon black is different, then after the chilling of quench zone 4, obtains holdup time different ultra-wide aggregation
The carbon black of distribution, wherein, the chilling of quench zone 4 includes a chilling and secondary chilling.By first group of chilling of a chilling
After Water spray, the temperature of combustion gas stream is 800 DEG C, and after second group of chilling Water spray of a chilling, the temperature of combustion gas stream is
600 DEG C, the holdup time is 0.01s.
Embodiment three：
It is a kind of to prepare the method that ultra-wide aggregation is distributed carbon black using above-mentioned reacting furnace, comprise the following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, in the first combustion chamber 1：The straying quatity of fuel oil is
1000kg/h, the intake of air is 22000m3/ h, preheating of air temperature is 800 DEG C, and the straying quatity of feedstock oil is
7000kg/h, the preheating temperature of feedstock oil is 200 DEG C, and feedstock oil enters furnace pressure power for 2.6MPa, in the second combustion chamber 2：Fuel
The straying quatity of oil is 700kg/h, and the intake of air is 9000m3/ h, preheating of air temperature is 600 DEG C, the penetrating of feedstock oil
Measure as 4800kg/h, the preheating temperature of feedstock oil is 150 DEG C, feedstock oil enters furnace pressure power for 1.8MPa；
(2) fuel oil, feedstock oil and air react in main reaction section 3, form carbon black smoke mixed airflow, Ran Houjing
After over-quenching 4 chillings of section, the carbon black of ultra-wide aggregation distribution is obtained, wherein, the chilling of quench zone 4 includes a chilling and secondary
Chilling.After first group of chilling Water spray of a chilling, the temperature of combustion gas stream is 900 DEG C, by the second of a chilling
After group chilling Water spray, the temperature of combustion gas stream is 650 DEG C, holdup time 0.005s.
Example IV：
It is a kind of to prepare the method that ultra-wide aggregation is distributed carbon black using above-mentioned reacting furnace, comprise the following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, in the first combustion chamber 1：The straying quatity of fuel oil is
1200kg/h, the intake of air is 25000m3/ h, preheating of air temperature is 950 DEG C, and the straying quatity of feedstock oil is
8000kg/h, the preheating temperature of feedstock oil is 240 DEG C, and feedstock oil enters furnace pressure power for 3.2MPa, in the second combustion chamber 2：Fuel
The straying quatity of oil is 900kg/h, and the intake of air is 11000m3/ h, preheating of air temperature is 700 DEG C, the spray of feedstock oil
Enter amount for 4900kg/h, the preheating temperature of feedstock oil is 180 DEG C, the furnace pressure power that enters of feedstock oil is 2.5MPa；
(2) fuel oil, feedstock oil and air react in main reaction section 3, form carbon black smoke mixed airflow, Ran Houjing
After over-quenching 4 chillings of section, the carbon black of ultra-wide aggregation distribution is obtained, wherein, the chilling of quench zone 4 includes a chilling and secondary
Chilling.After first group of chilling Water spray of a chilling, the temperature of combustion gas stream is 1000 DEG C, by the second of a chilling
After group chilling Water spray, the temperature of combustion gas stream is 700 DEG C, holdup time 0.001s.
Contrast test：
The aggregate size of N234 carbon blacks and carbon black made from the embodiment of the present invention three is tested with disk centrifugation sedimentometer,
Main distributed data such as table 1 below, wherein D10=cumulative distributions percentage reaches particle size values corresponding when 10%；D50=accumulates
Percentile reaches particle size values corresponding when 50%；D90=cumulative distribution percentages reach particle diameter corresponding when 90%
Value, mode refers to that highest aggregate size occurs in frequency, in the peak of weight distribution curve, and span values are aggregation chis
The very little dispersion of distribution：
Table 1N234 and embodiment three carbon black aggregate size distribution data
| Sample | N200 | Embodiment three |
| D10/μm | 0.052 | 0.080 |
| D50/μm | 0.084 | 0.150 |
| D90/μm | 0.126 | 0.295 |
| Average value/μm | 0.077 | 0.170 |
| Mode/μm | 0.088 | 0.010 |
| Half-peak breadth | 0.76 | 1.50 |
| Span=(D90-Dl0)/D50 | 0.888 | 1.50 |
As it can be seen from table 1 carbon black aggregate D50 and D90 can reach N234 carbon blacks made from the embodiment of the present invention three
2 times or so, illustrate that the size of the carbon black aggregate of embodiment three is significantly increased, while aggregate size distribution width S pan is
2 times or so of the serial carbon blacks of a certain N200, the fact that half-peak breadth has also been proved.Ultra-wide made from the embodiment of the present invention three is assembled
The carbon black of body Size Distribution can assign all steel and the relatively low rolling resistance of half steel tire, and heat reduction, preferable anti-slippery is special
It is not high anti-ice slip, while its anti-wear performance is suitable with N234 or slightly improves.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. a kind of utilization reacting furnace prepares the method that ultra-wide aggregation is distributed carbon black, it is characterised in that comprise the following steps：
(1) fuel oil, air and feedstock oil are sprayed into combustion chamber, in the first combustion chamber：The straying quatity of fuel oil is 800-
1200kg/h, the intake of air is 20000-25000m3/ h, the straying quatity of feedstock oil is 6000-8000kg/h, the second burning
In room：The straying quatity of fuel oil is 600-900kg/h, and the intake of air is 8000-11000m3/ h, the straying quatity of feedstock oil
For 4700-4900kg/h；
(2) fuel oil, feedstock oil and air form carbon black smoke mixed airflow, so in combustion chamber and main reaction section reaction
After over-quenching section chilling, the carbon black of ultra-wide aggregation distribution is obtained；
The reacting furnace includes combustion chamber, main reaction section and the quench zone being sequentially connected, and the reacting furnace is Y shape, the burning
Room is 2, respectively the first combustion chamber and the second combustion chamber, and first combustion chamber is provided with feedstock oil entrance one, described the
Two combustion chambers are provided with feedstock oil entrance two, and the feedstock oil entrance one is located at burning chamber axis with feedstock oil entrance two
Diverse location, the quench zone is provided with least 3 groups hydraulic giants, axis arrangement of each group hydraulic giant along quench zone, first combustion chamber
Provided with 2 air entrances, 2 air entrances are tangent with the first combustion chamber respectively, and second combustion chamber is provided with 2 air
Entrance, 2 air entrances are tangent with the second combustion chamber respectively.
2. according to claim 1 prepare the method that ultra-wide aggregation is distributed carbon black, it is characterised in that the step (1)
In, the preheating temperature of air is that the preheating temperature of air in 650-950 DEG C, the second combustion chamber is 500-700 in the first combustion chamber
℃。
3. according to claim 2 prepare the method that ultra-wide aggregation is distributed carbon black, it is characterised in that the step (1)
In, the preheating temperature of feedstock oil is that the preheating temperature of feedstock oil in 160-240 DEG C, the second combustion chamber is 120- in the first combustion chamber
180℃。
4. according to claim 3 prepare the method that ultra-wide aggregation is distributed carbon black, it is characterised in that the step (1)
In, the furnace pressure power that enters that furnace pressure power is feedstock oil in 2.0-3.2MPa, the second combustion chamber that enters of feedstock oil is in the first combustion chamber
1.2-2.5MPa。
5. the method for carbon black is distributed according to any described preparation ultra-wide aggregations of claim 1-4, it is characterised in that the step
Suddenly in (2), quench zone includes a chilling and secondary chilling, and a chilling is completed by 2 groups of hydraulic giants.
6. according to claim 5 prepare the method that ultra-wide aggregation is distributed carbon black, it is characterised in that by first group of water
After the chilling of rifle, the temperature of combustion gas stream is 800-1000 DEG C, after the chilling of second group of hydraulic giant, and the temperature of combustion gas stream is 600-
700℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610211252.8A CN105647242B (en) | 2016-04-07 | 2016-04-07 | A kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610211252.8A CN105647242B (en) | 2016-04-07 | 2016-04-07 | A kind of reacting furnace for preparing ultra-wide aggregation distribution carbon black and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN106189377B (en) * | 2016-08-31 | 2020-10-27 | 山西永东化工股份有限公司 | Production method of N330 carbon black |
| CN106905721A (en) * | 2017-02-17 | 2017-06-30 | 太原黑猫炭黑有限责任公司 | A kind of quenching apparatus on hard (carbon) black reacting furnace |
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| CN110410784A (en) * | 2019-08-28 | 2019-11-05 | 杭州老板电器股份有限公司 | Burner, burner and gas-cooker |
| CN110746797B (en) * | 2019-11-20 | 2021-07-06 | 宁波德泰化学有限公司 | Mixed type carbon black reacting furnace |
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| CN115443315A (en) * | 2021-04-02 | 2022-12-06 | 东海炭素株式会社 | Carbon black and process for producing carbon black |
| CN113105760B (en) * | 2021-04-13 | 2022-04-29 | 云南云维飞虎化工有限公司 | Novel environment-friendly high-purity carbon black reaction furnace and production method of environment-friendly high-purity carbon black |
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| CN101891976A (en) * | 2010-08-06 | 2010-11-24 | 龙星化工股份有限公司 | Novel soft carbon black reaction furnace |
| CN202766459U (en) * | 2012-09-05 | 2013-03-06 | 江西黑猫炭黑股份有限公司 | Soft carbon black reacting furnace device controllable in air inlet amount |
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