CN104672487A - Waste rubber regeneration method and device - Google Patents
Waste rubber regeneration method and device Download PDFInfo
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- CN104672487A CN104672487A CN201510103928.7A CN201510103928A CN104672487A CN 104672487 A CN104672487 A CN 104672487A CN 201510103928 A CN201510103928 A CN 201510103928A CN 104672487 A CN104672487 A CN 104672487A
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- desulfurization
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- 238000011069 regeneration method Methods 0.000 title claims abstract description 28
- 239000002699 waste material Substances 0.000 title claims abstract description 18
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 52
- 230000023556 desulfurization Effects 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 230000008929 regeneration Effects 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 20
- 230000001172 regenerating effect Effects 0.000 claims description 10
- 230000005855 radiation Effects 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 5
- 230000005674 electromagnetic induction Effects 0.000 claims description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000009418 renovation Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 239000004636 vulcanized rubber Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 230000005501 phase interface Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000019634 flavors Nutrition 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Classifications
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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
Landscapes
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to a waste rubber regeneration method and device. The method is implemented through steps as follows: smashed vulcanized rubber granules are subjected to first-section microwave and second-section electromagnetic heating by a microwave-electromagnetic combined desulfurization device for desulfurization, the desulfurized vulcanized rubber granules directly enter a feeding port of an extruder from a discharge port of an electromagnetic desulfurization device and are subjected to plastification, cooling and filtering through the extruder, and finally, the whole process is completed. The device sequentially comprises the following parts: a feeding machine, a first-section microwave desulfurization device, a second-section electromagnetic desulfurization device, the extruder, a filtering device and a packaging device. The method and the device have the advantages that the production efficiency is high, the cost is low, the application range is wide, industrial production can be realized, the environment-friendly effect of the production process is good, and two efficient energy-saving heating manners are complementarily combined, so that defects of an original desulfurization method can be overcome, and efficiency and economy of the rubber regeneration process are greatly improved.
Description
Technical field
The present invention relates to method and device thereof that regenerating waste or used rubber utilizes technology, specifically, relate to a kind of method of waste or used vulcanized rubber desulfurization regeneration and the complexes of high-efficiency and continuous production high-quality regenerated rubber.
Background technology
Current China has the waste old of up to ten million ton to be not fully utilized every year, every year also will from the rubber raw materials of external import hundreds of ton.According to the sustainable development idea of country's " minimizing, recycling, resource utilization and innoxious ", carrying out that waste rubber resources recycles is implement sustainable development, ensures one of vital measure of economic growth; Be turn waste into wealth, turn harm into good, prevent waste old from polluting, the important channel of protection of the environment: be develop a circular economy, make waste old minimizing, innoxious, resource utilization recirculation, the means of recycling.
In existing vulcanized rubber desulfurization recycling field, in conventional heat-conduction oil heating desulfurization regeneration mode, heat is produced by an electric heating element immersing thermal oil and transmits, and is medium, utilizes recycle pump with thermal oil, force thermal oil to carry out liquid phase circulation, transfer heat to sizing material.This type of heating heating energy consumption is large, efficiency is low, thermal inertia is large, and labour intensity is large, and production process easily produces obnoxious flavour, pollutes, and sweetening effectiveness is also undesirable.Electromagnetic Heating mode utilizes electromagnetic induction principle to be heat energy by electric energy conversion, although heating is fast, thermal inertia is little, and the type of heating of its ecto-entad causes material inside and outside heating uneven, thermograde is large, the even carbonization and energy consumption is large of the too high and overaging of outside temperature of charge.Although utilize micro-wave energy efficiency high, the little microwave energy of energy consumption type of heating from inside to outside causes sizing material internal-external temperature difference large, and the too high rubber powder overaging that causes of internal temperature is not good with caking sweetening effectiveness yet.Therefore, current method for desulfuration regeneration of waste rubber and equipment also exist different defect.
Summary of the invention
For the weak point existed in prior art, a kind of method that the object of the present invention is to provide waste or used vulcanized rubber high-efficiency low energy consumption desulfurize to regenerate and the combination regeneration device providing continuous prodution, reach making full use of of resource.
The present invention adopts microwave electromagnetic composition complementary type of heating, and utilize microwave section to overcome single device Problems existing with electromagnetism section ecto-entad composition complementary type of heating from inside to outside, efficiency is high, and energy consumption is low; And at microwave and Electromagnetic Heating section, helical screw agitator puopulsion unit is housed respectively, can solve rubber powder granule internal/external heating in traditional microwave and calutron regenerative process uneven, gum portion is overheated, is clamminess, the problems such as even carbonization of smoldering.
The object of the invention is to be realized by following concrete technical scheme:
The waste and old rubber particle of pulverizing is added in one section of microwave desulfurization device of microwave-electromagnetic assembled desulfurizer through feeder by one section of microwave desulfurization device opening for feed, utilize micro-wave energy by rubber grain from inside to outside radiation heating carry out desulfurization, utilizing tetrafluoroethylene helical screw agitator to advance makes material be heated evenly, and desulfurization is even; Described microwave frequency 915MHz-2450MHz, microwave power 400W-1300W, temperature at 160-250 degree Celsius, time 5s-7s, screw rod motor speed turns/min at 200-1000; Obtain quality through the desulfurization of two sections of electromagnetic belt material axle screw propulsion ecto-entad radiation heatings more homogeneous, desulfurization is reclaimed rubber thoroughly, heating power 2KW ~ 3KW, and screw rod motor speed turns/min at 200-1440, and temperature is at 150-300 degree Celsius; After directly entering forcing machine spout by electromagnetism desulfurizer discharge port, undertaken plastifying by forcing machine, filtering, continuously produce good quality, recycling rubber raw materials.
Described whole extrusion controls the low-temperature zone at 50-80 degree Celsius.
Apparatus of the present invention comprise following equipment successively: feeder, one section of microwave desulfurization device, two sections of electromagnetism desulfurizers, forcing machine, filtration unit and packing apparatus, described one section of microwave desulfurization device is with tetrafluoroethylene helical screw agitator puopulsion unit, microwave desulfurization device discharge port is directly linked to electromagnetism desulfurizer opening for feed, the electromagnetic induction coil of the heating of described two sections of electromagnetism desulfurizers is wrapped in heat-preservation cylinder outside uniformly, material axle spiral pushing device has also been worn in inside, and electromagnetism desulfurizer discharge port directly connects with forcing machine spout; Described forcing machine comprises power section, transmission system, extruder screw; And the filtration unit connected below, packing apparatus.
The present invention compared with prior art has the following advantages:
1. microwave electromagnetic combined heated efficiency is high, energy consumption is low;
2. dependable performance, failure rate is low, mechanize, level of automation are high;
3. can continuous seepage, can industrialization be realized;
4. sweetening effectiveness is good, uniform quality, and use value is high;
5. pollution-free, whole production process custody transfer, reveal, and noise pollution is little without obnoxious flavour.
Accompanying drawing explanation
Fig. 1 is present invention process schema.
Fig. 2 is microwave of the present invention-electromagnetic assembled heating unit structural representation.
Fig. 3 is the electron scanning micrograph of reclaimed rubber prepared by embodiment 3.
Fig. 4 is that the rubber machining analyzer RPA of reclaimed rubber prepared by embodiment 3 schemes.
Embodiment
, by specific embodiment and comparative example the present invention to be further illustrated below in conjunction with accompanying drawing.But the present invention is not only limited to following embodiment.
Device of the present invention as illustrated in fig. 1 and 2, comprise following equipment successively: feeder (1), one section of microwave desulfurization device (2), two sections of electromagnetism desulfurizers (3), forcing machine (4), filtration unit (5) and packing apparatus (6), described one section of microwave desulfurization device (2-1) is with tetrafluoroethylene helical screw agitator puopulsion unit (2-1-2), microwave desulfurization device discharge port (2-1-4) is directly linked to electromagnetism desulfurizer opening for feed (2-2-1), the electromagnetic induction coil (2-2-3) of the heating of described two sections of electromagnetism desulfurizers (2-2) is wrapped in heat-preservation cylinder (2-2-2) outside uniformly, material axle spiral pushing device (2-2-4) has also been worn in inside, electromagnetism desulfurizer discharge port (2-2-5) directly connects with forcing machine spout, described forcing machine comprises power section, transmission system, extruder screw, and the filtration unit connected below, packing apparatus.
comparative example 1: micro wave regeneration (advancing without helical screw agitator)
For the full tire rubber powder of 30-40 order damaged tire.Get quantitatively mixing rubber powder and add one section of microwave desulfurization device through feeding device, at 2450MHz, regenerate under the microwave radiation of 800W, temperature controls between 160-180 DEG C, to carry out desulfurization regeneration 7 minutes, forcing machine spout is directly entered by one section of microwave desulfurization device discharge port, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
comparative example 2: electromagnetism regeneration (material axle screw propulsion)
For the full tire rubber powder of 30-40 order damaged tire.Get and quantitatively mix rubber powder through feeding device electromagnetism desulfurizer opening for feed, heating power 2KW, temperature controls between 160-180 DEG C, and screw rod motor speed controls under the condition of 500-900r/min, to proceed desulfurization regeneration 28 minutes.Regenerated and directly accessed forcing machine spout by two sections of electromagnetism desulfurizer discharge ports, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
comparative example 3: microwave (advancing without helical screw agitator)+electromagnetism (material axle screw propulsion)
For the full tire rubber powder of 30-40 order damaged tire.Get quantitatively mixing rubber powder and add one section of microwave desulfurization device (advancing without helical screw agitator) through feeding device, at 2450MHz, regenerate under the microwave radiation of 800W, temperature controls between 160-180 DEG C, to carry out desulfurization regeneration 6 minutes, two sections of electromagnetism desulfurizer opening for feeds are directly entered by one section of microwave desulfurization device discharge port, heating power 2KW, temperature controls between 160-180 DEG C, and screw rod motor speed controls under the condition of 500-900r/min, to proceed desulfurization regeneration 8 minutes.Regenerated and directly accessed forcing machine spout by two sections of electromagnetism desulfurizer discharge ports, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
embodiment 1: microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion)
For the full tire rubber powder of 30-40 order damaged tire.Get quantitatively mixing rubber powder and add one section of microwave desulfurization device through feeding device, at 2450MHz, regenerate under the microwave radiation of 800W, temperature controls between 160-180 DEG C, screw rod motor speed controls under the condition of 500-900r/min, to carry out desulfurization regeneration 6 minutes, two sections of electromagnetism desulfurizer opening for feeds are directly entered by one section of microwave desulfurization device discharge port, heating power 2KW, temperature controls between 160-180 DEG C, and screw rod motor speed controls under the condition of 500-900r/min, to proceed desulfurization regeneration 8 minutes.Regenerated and directly accessed forcing machine spout by two sections of electromagnetism desulfurizer discharge ports, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
embodiment 2: microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion)
For the full tire rubber powder of 30-40 order damaged tire.Get quantitatively mixing rubber powder and add one section of microwave desulfurization device through feeding device, at 2450MHz, regenerate under the microwave radiation of 800W, temperature controls between 160-180 DEG C, screw rod motor speed controls under the condition of 500-900r/min, to carry out desulfurization regeneration 5.5 minutes, two sections of electromagnetism desulfurizer opening for feeds are directly entered by one section of microwave desulfurization device discharge port, heating power 2KW, temperature controls between 160-180 DEG C, and screw rod motor speed controls under the condition of 500-900r/min, to proceed desulfurization regeneration 8.5 minutes.Regenerated and directly accessed forcing machine spout by two sections of electromagnetism desulfurizer discharge ports, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
embodiment 3: microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion)
For the full tire rubber powder of 30-40 order damaged tire.Get quantitatively mixing rubber powder and add one section of microwave desulfurization device through feeding device, at 2450MHz, regenerate under the microwave radiation of 800W, temperature controls between 160-180 DEG C, screw rod motor speed controls under the condition of 500-900r/min, to carry out desulfurization regeneration 6.5 minutes, two sections of electromagnetism desulfurizer opening for feeds are directly entered by one section of microwave desulfurization device discharge port, heating power 2KW, temperature controls between 160-180 DEG C, and screw rod motor speed controls under the condition of 500-900r/min, to proceed desulfurization regeneration 7.5 minutes.Regenerated and directly accessed forcing machine spout by two sections of electromagnetism desulfurizer discharge ports, screw speed controls at 150-200r/min, and through forcing machine plasticizing, filter filters to produce and can utilize reclaimed rubber raw material.
The electron scanning micrograph of Fig. 3 shows pure waste rubber powder surface irregularity, and does not have continuity.Vulcanized rubber powder roughness after microwave and the desulfurization of electromagnetism single device lowers, although the entirety continuity had to a certain degree still has obvious phase interface.Microwave (without helical screw agitator advance) and the vulcanized rubber powder of electromagnetism (material axle screw propulsion) combination regeneration more smooth, surface integral has continuity, does not have obvious phase interface, but still has more comparatively small-particle to exist.The vulcanized rubber powder of microwave (helical screw agitator propelling) and electromagnetism (material axle screw propulsion) combination regeneration is very smooth, surface integral has extraordinary continuity, do not have obvious phase interface, holomorphosis, for flowing the sticking reclaimed rubber of tool, has recovered cycling processability.Microwave and electromagnetic assembled heat and are furnished with the microcosmic surface of the reclaimed rubber that helical screw agitator puopulsion unit is produced the most smoothly in microwave section, and continuity is best, illustrates that regeneration effect is best.
Fig. 4 display is compared with other three kinds of thermal regeneration modes, microwave and electromagnetic assembled heat and be furnished with the dissipation factor of the reclaimed rubber that helical screw agitator puopulsion unit is produced in microwave section maximum under same deformation, illustrate that its three-dimensional crosslinked network is at utmost destroyed, molecular chain movement ability is the strongest, also illustrates that its regeneration effect is best.
Table 1 is the test result of the physical and mechanical properties of comparative example and embodiment.As can be seen from Table 1, embodiment 1,2 and 3 physical and mechanical properties all can reach regenerated rubber performance index A in GB/T13460-2008
2.Microwave 6min and electromagnetism 8min combination regeneration mode and microwave section are furnished with that the tensile strength of the reclaimed rubber of helical screw agitator puopulsion unit is maximum and up to 10.30MPa, tensile yield is 363.0%, and mooney viscosity is 72, has better physical and mechanical properties.
Tensile strength, tensile yield and the mooney viscosity of reclaimed rubber prepared by table 1 different methods
| Sequence number | Reclaimed rubber | Tensile strength (MPa) | Elongation at break (%) | Mooney viscosity |
| Comparative example 1 | Micro wave regeneration (advancing without helical screw agitator) | 8.02 | 264.1 | 112 |
| Comparative example 2 | Electromagnetism regeneration (material axle screw propulsion) | 7.53 | 236.7 | 135 |
| Comparative example 3 | Microwave (advancing without helical screw agitator)+electromagnetism (material axle screw propulsion) | 8.56 | 270.4 | 88 |
| Embodiment 1 | Microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion) | 10.30 | 363.0 | 72 |
| Embodiment 2 | Microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion) | 10.00 | 337.5 | 78 |
| Embodiment 3 | Microwave (helical screw agitator propelling)+electromagnetism (material axle screw propulsion) | 9.20 | 320.9 | 80 |
Above-described embodiment only for technical conceive of the present invention and feature are described, can not limit the scope of the invention with this.All equivalent transformations of doing according to spirit of the present invention or modification, all should be encompassed in protection scope of the present invention.
Claims (10)
1. the renovation process of a waste old, it is characterized in that the method comprises the steps: the waste and old rubber particle of pulverizing to be added by feeding device one section of microwave desulfurization device of microwave-electromagnetic assembled desulphurizing and regenerating device, utilize micro-wave energy radiation heating desulfurization from inside to outside rapidly, two sections of electromagnetism desulfurizers are entered after microwave desulfurization, utilize electromagnetic energy further ecto-entad radiation heating effective implemention desulfurization regeneration, forcing machine spout is directly entered by electromagnetism desulfurizer discharge port, after being undertaken plastifying by forcing machine, filtering, produce and can utilize rubber raw materials.
2. the renovation process of waste old according to claim 1, is characterized in that described microwave desulfurization process also includes helical screw agitator forward step; Described electromagnetism sweetening process also includes material axle screw propulsion step.
3. a regenerating unit for waste old, is characterized in that this device comprises successively with lower part: feeder (1), one section of microwave desulfurization device (2), two sections of electromagnetism desulfurizers (3), forcing machine (4), filtration unit (5) and packing apparatus (6).
4. regenerating unit according to claim 3, is characterized in that described one section of microwave desulfurization device is with tetrafluoroethylene helical screw agitator puopulsion unit (2-1-2).
5. regenerating unit according to claim 3, is characterized in that the magnetron (2-1-3) of described one section of microwave desulfurization device is arranged on wall up and down.
6. the regenerating unit according to claim 3 or 4, is characterized in that the discharge port (2-1-4) of described one section of microwave desulfurization device is directly connected to electromagnetism desulfurizer opening for feed (2-2-1).
7. regenerating unit according to claim 3, is characterized in that the high-frequency electromagnetic device of described two sections of electromagnetism desulfurizers is wrapped in heat-preservation cylinder (2-2-2) electromagnetic induction coil outward (2-2-3).
8. the regenerating unit according to claim 3 or 7, is characterized in that described two sections of electromagnetism desulfurizer discharge ports (2-2-5) are directly connected to forcing machine spout.
9. the regenerating unit according to claim 3 or 4, is characterized in that described microwave frequency 915MHz-2450MHz, microwave power 400W-1300W, and temperature is at 160-250 degree Celsius, and screw rod motor speed turns/min at 200-1000.
10. the regenerating unit according to claim 3 or 7, it is characterized in that its electromagnetic heating power 2KW-3KW, screw rod motor speed turns/min at 200-1440, and temperature is at 150-300 degree Celsius.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510103928.7A CN104672487A (en) | 2015-03-10 | 2015-03-10 | Waste rubber regeneration method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510103928.7A CN104672487A (en) | 2015-03-10 | 2015-03-10 | Waste rubber regeneration method and device |
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| CN201510103928.7A Pending CN104672487A (en) | 2015-03-10 | 2015-03-10 | Waste rubber regeneration method and device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105001445A (en) * | 2015-06-26 | 2015-10-28 | 安徽红太阳新材料有限公司 | Energy-saving eco-friendly rubber regenerator for waste and old rubber devulcanizing regeneration |
| CN105111497A (en) * | 2015-09-22 | 2015-12-02 | 河北科欧橡胶制品有限公司 | Reclaimed rubber desulfurization equipment |
| CN105860128A (en) * | 2016-04-10 | 2016-08-17 | 安徽众尚微波科技有限公司 | Microwave desulfurization and regeneration device for waste rubber |
| CN105881764A (en) * | 2016-07-01 | 2016-08-24 | 寿宁县信达特种橡胶有限公司 | Device for preparing environment-protection regenerated rubber and use method thereof |
| CN107234743A (en) * | 2017-06-15 | 2017-10-10 | 安徽世界村新材料有限公司 | A kind of regenerating waste or used rubber gross rubber production system |
| CN107955205A (en) * | 2017-12-15 | 2018-04-24 | 马如其 | Devulcanization of rubber refines all-in-one machine |
| CN108359153A (en) * | 2018-03-02 | 2018-08-03 | 徐州工业职业技术学院 | A kind of magnetic reclaimed rubber of environmental protection and its preparation method and application |
| CN111518313A (en) * | 2020-06-22 | 2020-08-11 | 兰金美 | Waste rubber heat regeneration device and heat regeneration method thereof |
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| CN203254530U (en) * | 2013-05-07 | 2013-10-30 | 寿宁县信达特种橡胶有限公司 | Automatic electromagnetic plasticator |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105001445A (en) * | 2015-06-26 | 2015-10-28 | 安徽红太阳新材料有限公司 | Energy-saving eco-friendly rubber regenerator for waste and old rubber devulcanizing regeneration |
| CN105111497A (en) * | 2015-09-22 | 2015-12-02 | 河北科欧橡胶制品有限公司 | Reclaimed rubber desulfurization equipment |
| CN105111497B (en) * | 2015-09-22 | 2018-04-03 | 河北科欧环保科技股份有限公司 | A kind of reclaimed rubber desulphurization plant |
| CN105860128A (en) * | 2016-04-10 | 2016-08-17 | 安徽众尚微波科技有限公司 | Microwave desulfurization and regeneration device for waste rubber |
| CN105881764A (en) * | 2016-07-01 | 2016-08-24 | 寿宁县信达特种橡胶有限公司 | Device for preparing environment-protection regenerated rubber and use method thereof |
| CN107234743A (en) * | 2017-06-15 | 2017-10-10 | 安徽世界村新材料有限公司 | A kind of regenerating waste or used rubber gross rubber production system |
| CN107234743B (en) * | 2017-06-15 | 2023-12-29 | 马鞍山宏力橡胶制品有限公司 | Waste rubber regeneration rubber compound production system |
| CN107955205A (en) * | 2017-12-15 | 2018-04-24 | 马如其 | Devulcanization of rubber refines all-in-one machine |
| CN108359153A (en) * | 2018-03-02 | 2018-08-03 | 徐州工业职业技术学院 | A kind of magnetic reclaimed rubber of environmental protection and its preparation method and application |
| CN111518313A (en) * | 2020-06-22 | 2020-08-11 | 兰金美 | Waste rubber heat regeneration device and heat regeneration method thereof |
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Application publication date: 20150603 |