CN103304844A - Process method for producing fine reclaimed rubber - Google Patents
Process method for producing fine reclaimed rubber Download PDFInfo
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- CN103304844A CN103304844A CN2013102710388A CN201310271038A CN103304844A CN 103304844 A CN103304844 A CN 103304844A CN 2013102710388 A CN2013102710388 A CN 2013102710388A CN 201310271038 A CN201310271038 A CN 201310271038A CN 103304844 A CN103304844 A CN 103304844A
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- rubber
- desulfurization
- sizing material
- desulfurizer
- milling machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention relates to a process method for producing fine reclaimed rubber. The process method comprises the following steps of: putting 100 parts by weight of rubber material, 0.1-0.3 part by weight of antioxidant, 9-11 parts by weight of softening agent and 1-2 parts by weight of plasticizer into a high-temperature and high-pressure dynamic desulfurization device together to perform desulfurization reaction, controlling the desulfurization temperature in the desulfurization device to rapidly increase to 280-300 DEG C, controlling the pressure in a cylinder at 3.0-3.2MPa, controlling the desulfurization time to be 1.5-2.0h, performing rapid cooling in the desulfurization device after the end of desulfurization, and completing the whole process from feeding to discharging within 2.5h; and sending the rubber material after desulfurization into a first milling machine and a second milling machine in batches to perform plastic milling once, further sending into a first refining machine and a second refining machine for refining, rolling the rubber material to a rubber thin-passed sheet with the thickness of 0.05-0.15mm, finally outputting the sheet through a shaping rolling cylinder to obtain a fine reclaimed rubber finished product, and further packaging after metering and cooling. The process method disclosed by the invention has the advantages of energy conservation, high efficiency, economy and environmental friendliness.
Description
Technical field:
The present invention relates to a kind of production technique of reclaimed rubber, relate in particular to the processing method of producing fine renewable rubber.
Background technology:
The processing method of traditional mode of production peel reclaim is through the desulfurization about through 6 hours after the powder crushing process sizing material, again through later process will through repeatedly repeatedly refining could recover rubber plasticity, reach corresponding service requirements, the method is produced fine renewable rubber current consumption per ton and is reached about 1200 degree, and energy consumption is high, the time is long, production efficiency is low.
Summary of the invention:
The present invention overcomes the problem that above-mentioned traditional mode of production exists, and provides a kind of processing method of energy-saving production fine renewable rubber, this processing method efficient energy-saving, economic environmental protection.
The technical solution used in the present invention is: produce the processing method of fine renewable rubber, first damaged tire face rubber is tested, reject non-tread-rubber and be attached to surperficial silt impurity, then raw material is pulverized granulation, reach the sizing material of 30 order fineness; The softening agent of the tenderizer of the oxidation inhibitor of the above-mentioned sizing material of 100 weight parts, 0.1-0.3 weight part, 9-11 weight part, 1-2 weight part put in the dynamic desulfurizer of High Temperature High Pressure together carry out desulphurization reaction, desulfurization temperature in the control desulfurizer is rapidly heated 280-300 ℃, in-cylinder pressure 3.0-3.2Mpa, desulfurization time 1.5-2.0 hour, in desulfurizer, cool off fast after desulfurization is complete, in desulfurizer, cool off fast after desulfurization is complete, finish in 2.5 hours from the whole process that is fed to discharging; Sizing material send the First milling machine to carry out plasticity refining first time glue in batches after the desulfurization, make sizing material under the mechanical effect of milling machine, roll into the sheet rubber that thickness is the 70-100 millimeter, then send again second milling machine to carry out plasticity refining second time glue, make sizing material again under the mechanical effect of milling machine, roll into the sheet rubber that thickness is the 30-60 millimeter, then send First refiner thin-pass with the sheet rubber that rolls into for the second time shape, make sizing material under the mechanical effect of First refiner, roll into the rubber thin-pass sheet that thickness is the 0.2-0.25 millimeter, then send again second refiner to carry out the thin-pass second time, make sizing material under the mechanical effect of second refiner, roll into the rubber thin-pass sheet that thickness is the 0.05-0.15 millimeter; By moulding coiled strip cylinder slice, namely get the fine renewable rubber finished product at last, at last by packing after the metering cooling.
Described oxidation inhibitor is the curing alkylphenol.
Described tenderizer is Stockholm tar.
Described softening agent is rosin.
The required heat energy of described sweetening process is electrically heated.
Waste water in the described desulfurizer cylinder is discharged and is processed by the vent gas treatment refining plant.
The present invention is in sweetening process, and rubber powder is under high temperature, high pressure, dynamic action, and degraded and quick process of cooling occur at short notice fast for its C-C or C-S molecular linkage, and required heat energy is provided by electrically heated in the regenerative process.
Rubber powder of the present invention is rapidly heated to finish whole sweetening process in the dynamic desulfurizer of High Temperature High Pressure, rubber powder can reach the plasticity-requirement through secondary kneading and secondary refining, it produces only power consumption 900 degree of peel reclaim per ton, this project is to produce 6000 tons of calculating per year, 1,800,000 kilowatt-hours of can economizing on electricity every year, this technique belongs to Increasing Production and Energy Saving type technology, also meets the renewable resource circular economy industrial that country encourages.
Waste water in the desulfurizer cylinder after sweetening process of the present invention finishes is discharged and is processed by the vent gas treatment refining plant, be mixed with other chemical substance that certain tenderizer, regenerator and rubber implosion solve in the aqueous vapor of discharging after the desulfurization, after the processing by this vent gas treatment refining plant, without waste gas, water generates discharging.
Embodiment:
Embodiment 1
Produce the processing method of fine renewable rubber, first damaged tire face rubber is tested, reject non-tread-rubber and be attached to surperficial silt impurity, then raw material is pulverized granulation, reach the sizing material of 30 order fineness; The rosin of the Stockholm tar of the curing alkylphenol of the above-mentioned sizing material of 100 weight parts, 0.1 weight part, 9 weight parts, 1 weight part put in the dynamic desulfurizer of High Temperature High Pressure together carry out desulphurization reaction, desulfurization temperature in the control desulfurizer is rapidly heated 280 ℃, in-cylinder pressure 3.0Mpa, desulfurization time 1.5 hours, in desulfurizer, cool off fast after desulfurization is complete, in desulfurizer, cool off fast after desulfurization is complete, finish in 2.5 hours from the whole process that is fed to discharging; Sizing material send the First milling machine to carry out plasticity refining first time glue in batches after the desulfurization, making sizing material roll into thickness under the mechanical effect of milling machine is 70 millimeters sheet rubber, then send again second milling machine to carry out plasticity refining second time glue, making sizing material again roll into thickness under the mechanical effect of milling machine is 30 millimeters sheet rubber, then send First refiner thin-pass with the sheet rubber that rolls into for the second time shape, making sizing material roll into thickness under the mechanical effect of First refiner is 0.2 millimeter rubber thin-pass sheet, then send second refiner to carry out the thin-pass second time, making sizing material roll into thickness under the mechanical effect of second refiner is 0.05 millimeter rubber thin-pass sheet again; By moulding coiled strip cylinder slice, namely get the fine renewable rubber finished product at last, at last by packing after the metering cooling.Waste water in the desulfurizer cylinder is discharged and is processed by the vent gas treatment refining plant.
Embodiment 2
Produce the processing method of fine renewable rubber, first damaged tire face rubber is tested, reject non-tread-rubber and be attached to surperficial silt impurity, then raw material is pulverized granulation, reach the sizing material of 30 order fineness; The rosin of the Stockholm tar of the curing alkylphenol of the above-mentioned sizing material of 100 weight parts, 0.3 weight part, 11 weight parts, 2 weight parts put in the dynamic desulfurizer of High Temperature High Pressure together carry out desulphurization reaction, desulfurization temperature in the control desulfurizer is rapidly heated 290 ℃, in-cylinder pressure 3.1Mpa, desulfurization time 1.8 hours, in desulfurizer, cool off fast after desulfurization is complete, in desulfurizer, cool off fast after desulfurization is complete, finish in 2.5 hours from the whole process that is fed to discharging; Sizing material send the First milling machine to carry out plasticity refining first time glue in batches after the desulfurization, making sizing material roll into thickness under the mechanical effect of milling machine is 88 millimeters sheet rubber, then send again second milling machine to carry out plasticity refining second time glue, making sizing material again roll into thickness under the mechanical effect of milling machine is 50 millimeters sheet rubber, then send First refiner thin-pass with the sheet rubber that rolls into for the second time shape, making sizing material roll into thickness under the mechanical effect of First refiner is 0.23 millimeter rubber thin-pass sheet, then send second refiner to carry out the thin-pass second time, making sizing material roll into thickness under the mechanical effect of second refiner is 0.1 millimeter rubber thin-pass sheet again; Waste water in the desulfurizer cylinder is discharged and is processed by the vent gas treatment refining plant.
Embodiment 3
Produce the processing method of fine renewable rubber, first damaged tire face rubber is tested, reject non-tread-rubber and be attached to surperficial silt impurity, then raw material is pulverized granulation, reach the sizing material of 30 order fineness; The rosin of the Stockholm tar of the curing alkylphenol of the above-mentioned sizing material of 100 weight parts, 0.2 weight part, 10 weight parts, 1.5 weight parts put in the dynamic desulfurizer of High Temperature High Pressure together carry out desulphurization reaction, desulfurization temperature in the control desulfurizer is rapidly heated 300 ℃, in-cylinder pressure 3.2Mpa, desulfurization time 2 hours, in desulfurizer, cool off fast after desulfurization is complete, in desulfurizer, cool off fast after desulfurization is complete, finish in 2.5 hours from the whole process that is fed to discharging; Sizing material send the First milling machine to carry out plasticity refining first time glue in batches after the desulfurization, making sizing material roll into thickness under the mechanical effect of milling machine is 100 millimeters sheet rubber, then send again second milling machine to carry out plasticity refining second time glue, making sizing material again roll into thickness under the mechanical effect of milling machine is 60 millimeters sheet rubber, then send First refiner thin-pass with the sheet rubber that rolls into for the second time shape, making sizing material roll into thickness under the mechanical effect of First refiner is 0.25 millimeter rubber thin-pass sheet, then send second refiner to carry out the thin-pass second time, making sizing material roll into thickness under the mechanical effect of second refiner is 0.15 millimeter rubber thin-pass sheet again; Waste water in the desulfurizer cylinder is discharged and is processed by the vent gas treatment refining plant.
Claims (6)
1. produce the processing method of fine renewable rubber, it is characterized in that, first damaged tire face rubber is tested, reject non-tread-rubber and be attached to surperficial silt impurity, then raw material is pulverized granulation, reach the sizing material of 30 order fineness; The softening agent of the tenderizer of the oxidation inhibitor of the above-mentioned sizing material of 100 weight parts, 0.1-0.3 weight part, 9-11 weight part, 1-2 weight part put in the dynamic desulfurizer of High Temperature High Pressure together carry out desulphurization reaction, desulfurization temperature in the control desulfurizer is rapidly heated 280-300 ℃, in-cylinder pressure 3.0-3.2Mpa, desulfurization time 1.5-2.0 hour, in desulfurizer, cool off fast after desulfurization is complete, in desulfurizer, cool off fast after desulfurization is complete, finish in 2.5 hours from the whole process that is fed to discharging; Sizing material send the First milling machine to carry out plasticity refining first time glue in batches after the desulfurization, make sizing material under the mechanical effect of milling machine, roll into the sheet rubber that thickness is the 70-100 millimeter, then send again second milling machine to carry out plasticity refining second time glue, make sizing material again under the mechanical effect of milling machine, roll into the sheet rubber that thickness is the 30-60 millimeter, then send First refiner thin-pass with the sheet rubber that rolls into for the second time shape, make sizing material under the mechanical effect of First refiner, roll into the rubber thin-pass sheet that thickness is the 0.2-0.25 millimeter, then send again second refiner to carry out the thin-pass second time, make sizing material under the mechanical effect of second refiner, roll into the rubber thin-pass sheet that thickness is the 0.05-0.15 millimeter; By moulding coiled strip cylinder slice, namely get the fine renewable rubber finished product at last, at last by packing after the metering cooling.
2. the processing method of production fine renewable rubber according to claim 1 is characterized in that, described oxidation inhibitor is the curing alkylphenol.
3. the processing method of production fine renewable rubber according to claim 1 is characterized in that, described tenderizer is Stockholm tar.
4. the processing method of production fine renewable rubber according to claim 1 is characterized in that, described softening agent is rosin.
5. the processing method of production fine renewable rubber according to claim 1 is characterized in that, the required heat energy of described sweetening process is electrically heated.
6. the processing method of production fine renewable rubber according to claim 1 is characterized in that, the waste water in the described desulfurizer cylinder is discharged and processed by the vent gas treatment refining plant.
Priority Applications (1)
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|---|---|---|---|
| CN2013102710388A CN103304844A (en) | 2013-06-27 | 2013-06-27 | Process method for producing fine reclaimed rubber |
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| CN2013102710388A CN103304844A (en) | 2013-06-27 | 2013-06-27 | Process method for producing fine reclaimed rubber |
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| CN103304844A true CN103304844A (en) | 2013-09-18 |
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| CN2013102710388A Pending CN103304844A (en) | 2013-06-27 | 2013-06-27 | Process method for producing fine reclaimed rubber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774000A (en) * | 2018-12-27 | 2019-05-21 | 江苏金轮橡胶有限公司 | Produce the process of peel reclaim |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1343557A (en) * | 2000-09-18 | 2002-04-10 | 申宝余 | Process for regenerating waste or used rubber |
| CN101307153A (en) * | 2008-07-14 | 2008-11-19 | 金轮橡胶（海门）有限公司 | Method for producing chlorobutyl reclaimed rubber |
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- 2013-06-27 CN CN2013102710388A patent/CN103304844A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1343557A (en) * | 2000-09-18 | 2002-04-10 | 申宝余 | Process for regenerating waste or used rubber |
| CN101307153A (en) * | 2008-07-14 | 2008-11-19 | 金轮橡胶（海门）有限公司 | Method for producing chlorobutyl reclaimed rubber |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774000A (en) * | 2018-12-27 | 2019-05-21 | 江苏金轮橡胶有限公司 | Produce the process of peel reclaim |
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Application publication date: 20130918 |