CN109504134A - A kind of waste tire production carbon black treatment process - Google Patents
A kind of waste tire production carbon black treatment process Download PDFInfo
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- CN109504134A CN109504134A CN201910003284.2A CN201910003284A CN109504134A CN 109504134 A CN109504134 A CN 109504134A CN 201910003284 A CN201910003284 A CN 201910003284A CN 109504134 A CN109504134 A CN 109504134A
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- carbon black
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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
- C09C1/54—Acetylene black; thermal black ; Preparation thereof
-
- 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
- C09C1/56—Treatment of carbon black ; Purification
- C09C1/565—Treatment of carbon black ; Purification comprising an oxidative treatment with oxygen, ozone or oxygenated compounds, e.g. when such treatment occurs in a region of the furnace next to the carbon black generating reaction zone
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
Abstract
The present invention relates to resource regeneration technical field, in particular to a kind of waste tire produces carbon black treatment process.Including following technique: obtaining waste tire slag charge and activated；Organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 60-80 degrees Celsius；Waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；Alkaline agent is added in carbon black obtained after drying；Then it is neutralized, the concentrated sulfuric acid is added by dry after neutralization；Carbon black is aoxidized, and isocyanates is then added and is bonded with the hydroxyl of carbon blacksurface；Carbon black is entered in premixing machine together with water and is mixed, then arrives finished product by what dry kiln was dried after granulation.The present invention can by being crushed to primary carbon black, sizing screening, surface is modified and is granulated, enhance the compatibility with rubber, reached the performance indicator of industrial carbon black, improve the added value of pyrolytic carbon black, be added significantly to the economic benefit of enterprise.
Description
(1) technical field
The present invention relates to resource regeneration technical field, in particular to a kind of waste tire produces carbon black treatment process.
(2) background technique
It is well known that waste old is the waste polymer material except the second place of the world waste plastic Wai Ju, it is mainly derived from
Waste tire.The bulk deposition of waste tire not only results in the waste of resource, breeds mosquito, and is easy to cause fire,
Its flame is difficult to put out.Since waste old is heat cured polymer material, there are higher toughness and elasticity, be difficult to occur
Degradation, and recycling technique is extremely complex, and cost is very high.Therefore, iterative method or improvement waste tire processing mode, most
The rubber sources put aside as useless is recycled to big degree, can not only help to solve the problems, such as Domestic Resources scarcity, more development is recycled
Economy establishes conservation-minded society and is of great significance.
The mode of common recycling waste tire specifically includes that tyre rebuilding, thermal cracking, production rubber powder and regeneration
Glue etc..Since the phosphorus content of waste tire is higher, and then there is researcher to pass through and active carbon, carbon black product are carried out to waste tire
Preparation, and it is common by waste tire prepare carbon black product be by waste tire carry out thermal cracking processing after, thermal cracking is handled
The residue to get off is as carbon black product；However such carbon black products environmental is high, it is poor with rubber compatibility.
(3) summary of the invention
In order to compensate for the shortcomings of the prior art, the present invention provides a kind of waste tires to produce carbon black treatment process.
The present invention is achieved through the following technical solutions:
A kind of waste tire production carbon black treatment process,
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 60-80 degrees Celsius；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 60-80 degrees Celsius, reaction time 1-2h；
Then it is neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 40-60 degrees Celsius, reaction time 1-2h；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Wherein, solvent described in S3 includes ethyl alcohol, methanol, isopropanol, N- dodecyl -2-Pyrrolidone, three ethyl alcohol
Amine, triethylamine, ethanol amine, formamide, diethylamine, methylamine, cyclohexylamine, triethyl phosphate, 1,3- dioxolanes, hexane, hexamethylene
One of alkane, benzene,toluene,xylene or a variety of mixed solvents.
Wherein, solvent described in S3 is one of benzene,toluene,xylene or a variety of mixed solvents.
Wherein, desulfurizing agent described in S3 is zinc chloride, one of iron chloride, aluminium chloride or a variety of mixing；Desulfurizing agent
Mass ratio with waste tire slag charge is 5:17 ~ 30.
Wherein, alkaline agent described in S5 is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:4 ~ 7.
Wherein, strong oxidizer described in S6 is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours.
The beneficial effects of the present invention are:
The present invention can by being crushed to primary carbon black, sizing screening, surface is modified and is granulated, enhance compatible with rubber
Property, reach the performance indicator of industrial carbon black, improved the added value of pyrolytic carbon black, is added significantly to the economic benefit of enterprise.
(4) specific embodiment
Embodiment 1
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature controls reacts 30min at 60 c；It is described
Solvent includes the mixed solvent of ethyl alcohol, ethanol amine, benzene；Desulfurizing agent described in S3 is zinc chloride, one in iron chloride, aluminium chloride
Kind or a variety of mixing；The mass ratio of desulfurizing agent and waste tire slag charge is 5:17；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 60 degrees Celsius, reaction time 1-2h；So
After neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 40 degrees Celsius, reaction time 1-2h；Described in S5
Alkaline agent is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:4；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；Strong oxidizer described in S6 is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours；
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Embodiment 2
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 65 degrees Celsius；It is described
Solvent is the mixing of hexane, hexamethylene, dimethylbenzene；The desulfurizing agent is zinc chloride, one of iron chloride, aluminium chloride or more
The mixing of kind；The mass ratio of desulfurizing agent and waste tire slag charge is 5:18；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 80 degrees Celsius, reaction time 1-2h；So
After neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 60 degrees Celsius, reaction time 1-2h；Described in S5
Alkaline agent is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:6；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；The strong oxidizer is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Embodiment 3
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 70 degrees Celsius；It is described
Solvent is the mixing of benzene, toluene；The desulfurizing agent is zinc chloride, one of iron chloride, aluminium chloride or a variety of mixing；It is de-
The mass ratio of sulphur agent and waste tire slag charge is 5:21；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 68 degrees Celsius, reaction time 1-2h；So
After neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 60 degrees Celsius, reaction time 1-2h；Described in S5
Alkaline agent is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:4；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；Strong oxidizer described in S6 is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Embodiment 4
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 68 degrees Celsius；It is described
Solvent is benzene；The desulfurizing agent is zinc chloride, one of iron chloride, aluminium chloride or a variety of mixing；Desulfurizing agent with it is waste and old
The mass ratio of tire slag charge is 5:26；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 80 degrees Celsius, reaction time 1-2h；So
After neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 50 degrees Celsius, reaction time 1-2h；Described in S5
Alkaline agent is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:6；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；Strong oxidizer described in S6 is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Embodiment 5
The following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature controls reacts 30min at 80 degrees celsius；It is described
Solvent is the mixing of ethyl alcohol, toluene；The desulfurizing agent is zinc chloride, one of iron chloride, aluminium chloride or a variety of mixing；
The mass ratio of desulfurizing agent and waste tire slag charge is 5:29；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 80 degrees Celsius, reaction time 1-2h；So
After neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 60 degrees Celsius, reaction time 1-2h；Described in S5
Alkaline agent is sodium hydroxide or potassium hydroxide, and the mass ratio of alkaline agent and carbon black is 1:7；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；Strong oxidizer described in S6 is Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
Wherein, oxidizing condition described in S6 be carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
Reagent used in the present invention is available on the market.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of waste tire produces carbon black treatment process, it is characterised in that: the following steps are included:
S1: the waste tire for removing iron wire is subjected to pulverization process, obtains waste tire slag charge；
S2: waste tire slag charge is entered to grinder after screening machine and is fully ground；It is entered in activator after grinding
It is activated；
S3: organic solvent is added in activator, desulfurizing agent, sulfuric acid, temperature, which is controlled, reacts 30min under 60-80 degrees Celsius；
S4: the waste tire slag charge after activation, which passes through, is made carbon black using catalytic cracking method；
S5: alkaline agent is added in carbon black obtained after drying, reaction temperature is 60-80 degrees Celsius, reaction time 1-2h；
Then it is neutralized, the concentrated sulfuric acid is added by dry after neutralization, reaction temperature is 40-60 degrees Celsius, reaction time 1-2h；
S6: solvent will be added in carbon black obtained by S5, is then added in strong oxidant solution and is aoxidized, isocyanates is then added
It is bonded with the hydroxyl of carbon blacksurface；
S7: the carbon black prepared in S6 being entered in premixing machine together with water and is mixed, and then passes through dry kiln after granulation
What is be dried arrives finished product.
2. waste tire according to claim 1 produces carbon black treatment process, it is characterised in that: solvent packet described in S3
Include ethyl alcohol, methanol, isopropanol, N- dodecyl -2-Pyrrolidone, triethanolamine, triethylamine, ethanol amine, formamide, diethyl
One of amine, methylamine, cyclohexylamine, triethyl phosphate, 1,3- dioxolanes, hexane, hexamethylene, benzene,toluene,xylene or
A variety of mixed solvents.
3. waste tire according to claim 2 produces carbon black treatment process, it is characterised in that: solvent described in S3 is
One of benzene,toluene,xylene or a variety of mixed solvents.
4. the waste tire production carbon black treatment process stated according to claim 1, it is characterised in that: desulfurizing agent described in S3 is
Zinc chloride, one of iron chloride, aluminium chloride or a variety of mixing；The mass ratio of desulfurizing agent and waste tire slag charge be 5:17 ~
30。
5. the waste tire production carbon black treatment process stated according to claim 1, it is characterised in that: alkaline agent described in S5 is hydrogen-oxygen
The mass ratio of change sodium or potassium hydroxide, alkaline agent and carbon black is 1:4 ~ 7.
6. waste tire according to claim 1 produces carbon black treatment process, it is characterised in that: strong oxidizer described in S6 is
Ozone Water, aqueous hydrogen peroxide solution, liquor potassic permanganate.
7. waste tire according to claim 1 produces carbon black treatment process, it is characterised in that: oxidizing condition described in S6 is
Carbon black at 80~100 DEG C in strong oxidant solution reflux 12~for 24 hours.
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Cited By (6)
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| CN110054805A (en) * | 2019-04-26 | 2019-07-26 | 中国科学院山西煤炭化学研究所 | A kind of method of waste tire orientation degradation |
| CN110878148A (en) * | 2019-11-19 | 2020-03-13 | 珠海格力绿色再生资源有限公司 | Method for modifying pyrolysis carbon black |
| CN111808449A (en) * | 2020-07-22 | 2020-10-23 | 珠海格力绿色再生资源有限公司 | Modification method of tire pyrolysis carbon black, modified pyrolysis carbon black and tire |
| CN112080303A (en) * | 2020-10-08 | 2020-12-15 | 杨松 | Operation method of process system for preparing pyrolytic carbon black from waste tires |
| CN114551885A (en) * | 2022-02-21 | 2022-05-27 | 上海紫江新材料科技股份有限公司 | Black adhesive for lithium battery aluminum plastic film and use method thereof |
| CN114634722A (en) * | 2022-04-06 | 2022-06-17 | 安徽固瑞特新材料科技有限公司 | Method for improving structure of regenerated carbon black |
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| CN110054805B (en) * | 2019-04-26 | 2020-12-01 | 中国科学院山西煤炭化学研究所 | Method for directionally degrading waste tires |
| CN110878148A (en) * | 2019-11-19 | 2020-03-13 | 珠海格力绿色再生资源有限公司 | Method for modifying pyrolysis carbon black |
| CN110878148B (en) * | 2019-11-19 | 2021-06-15 | 珠海格力绿色再生资源有限公司 | Method for modifying pyrolysis carbon black |
| CN111808449A (en) * | 2020-07-22 | 2020-10-23 | 珠海格力绿色再生资源有限公司 | Modification method of tire pyrolysis carbon black, modified pyrolysis carbon black and tire |
| CN112080303A (en) * | 2020-10-08 | 2020-12-15 | 杨松 | Operation method of process system for preparing pyrolytic carbon black from waste tires |
| CN112080303B (en) * | 2020-10-08 | 2021-12-17 | 克拉玛依顺通环保科技有限责任公司 | Operation method of process system for preparing pyrolytic carbon black from waste tires |
| CN114551885A (en) * | 2022-02-21 | 2022-05-27 | 上海紫江新材料科技股份有限公司 | Black adhesive for lithium battery aluminum plastic film and use method thereof |
| CN114634722A (en) * | 2022-04-06 | 2022-06-17 | 安徽固瑞特新材料科技有限公司 | Method for improving structure of regenerated carbon black |
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