CN111218029A - Production process of reclaimed rubber with excellent comprehensive performance - Google Patents
Production process of reclaimed rubber with excellent comprehensive performance Download PDFInfo
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- CN111218029A CN111218029A CN201911057747.XA CN201911057747A CN111218029A CN 111218029 A CN111218029 A CN 111218029A CN 201911057747 A CN201911057747 A CN 201911057747A CN 111218029 A CN111218029 A CN 111218029A
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- rubber
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- rubber powder
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 120
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 40
- 238000011069 regeneration method Methods 0.000 claims abstract description 26
- 230000008929 regeneration Effects 0.000 claims abstract description 25
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 21
- 230000023556 desulfurization Effects 0.000 claims abstract description 21
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 238000007670 refining Methods 0.000 claims abstract description 19
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 15
- 239000000126 substance Substances 0.000 claims abstract description 15
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 12
- 239000004902 Softening Agent Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 9
- 230000003213 activating effect Effects 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 238000012216 screening Methods 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000004898 kneading Methods 0.000 claims abstract description 5
- 230000007306 turnover Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 15
- 239000003381 stabilizer Substances 0.000 claims description 11
- 239000010920 waste tyre Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 239000010692 aromatic oil Substances 0.000 claims description 6
- 235000015112 vegetable and seed oil Nutrition 0.000 claims description 6
- 239000008158 vegetable oil Substances 0.000 claims description 6
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 claims description 5
- HHNHBFLGXIUXCM-GFCCVEGCSA-N cyclohexylbenzene Chemical compound [CH]1CCCC[C@@H]1C1=CC=CC=C1 HHNHBFLGXIUXCM-GFCCVEGCSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 3
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 3
- 235000019438 castor oil Nutrition 0.000 claims description 3
- 239000004359 castor oil Substances 0.000 claims description 3
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 3
- 235000021388 linseed oil Nutrition 0.000 claims description 3
- 239000000944 linseed oil Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000008117 stearic acid Substances 0.000 claims description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 3
- 239000008096 xylene Substances 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 235000014692 zinc oxide Nutrition 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 6
- 235000019198 oils Nutrition 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009740 moulding (composite fabrication) Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000012492 regenerant Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2317/00—Characterised by the use of reclaimed rubber
-
- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a production process of reclaimed rubber with good comprehensive performance, which relates to the technical field of rubber preparation and comprises the following steps of 1) tire crushing; 2) screening rubber powder; 3) desulfurizing rubber powder; 4) kneading; 5) filtering; 6) refining; 7) tabletting and forming; 8) warehousing a finished product; the tire crushing in the step 1 comprises the steps of cutting separation, slitting, dicing and crushing treatment, and rubber powder particles can be obtained through the step 1; the step 3 of desulfurizing the rubber powder comprises the following specific steps: preheating a rubber regeneration dynamic desulfurization tank to 150-170 ℃, guiding screened rubber powder into the rubber regeneration dynamic desulfurization tank, simultaneously adding a chemical auxiliary agent, wherein the mass ratio of the rubber powder to the chemical auxiliary agent is 1000: 100-150, the chemical auxiliary agent comprises a softening agent and an activating agent, the dosage ratio of the softening agent to the activating agent is 10:1, desulfurizing for 60-70 minutes in an environment with the temperature of 210 ℃ and the pressure of 2.1MPa, and simultaneously, feeding into the rubber regeneration dynamic desulfurization tank to continuously turn over materials in the rubber regeneration dynamic desulfurization tank.
Description
Technical Field
The invention relates to the technical field of rubber preparation, in particular to a production process of reclaimed rubber with excellent comprehensive performance.
Background
China is a large rubber consumption country, but resources are deficient, and 80% of natural rubber depends on import. The tread reclaimed rubber is prepared by taking a layer of rubber material with patterns printed on the surface, which is in contact with the road surface, of the outermost layer of the tire as a raw material, extruding the rubber material by a screw extruder or calendering the rubber material by a calender and cooling the rubber material, and is also commonly called as tread rubber. Has high wear resistance, high fatigue resistance, high ageing resistance, high tensile strength, high elasticity and high toughness. The rubber which is processed by taking waste tires as raw materials, has certain plasticity and can be reused. The reclaimed rubber of the tire is divided into an outer tire type, an inner tire type, rubber shoes and the like according to different used waste rubber. The reclaimed rubber can partially replace the raw rubber to be used for rubber products, so that the raw rubber and the carbon black are saved, and the processability and certain properties of the rubber products are improved. At present, domestic environment-friendly reclaimed rubber, hyperfine reclaimed rubber and high-strength tire reclaimed rubber are in short supply and demand. In the traditional chemical regeneration method, the regeneration of the waste rubber is realized by means of media such as water vapor, oil and the like in the process that the regenerant reacts and permeates into the rubber powder. The chemical regeneration mechanism has good regeneration effect and low cost, so the chemical regeneration mechanism is widely adopted in the industry and gradually develops an oil method, a water-oil method, a dynamic desulfurization method and the like. The production process of regenerated rubber with waste rubber tyre, rubber shoe and other waste rubber products as material includes the following steps: rubber powder preparation (the waste tires are subjected to cleaning, chopping, magnetic separation, screening and fiber separation to remove iron and fiber materials in the tires), desulfurization, kneading, filtration, refining and forming to obtain a finished product of reclaimed rubber. The reclaimed rubber obtained at present has a plurality of advantages and is used in a large amount, but the energy consumption in the production process is too high, and the produced tire has poor flex crack resistance, poor tearing resistance, poor aging resistance and low physical and mechanical strength.
Disclosure of Invention
The invention aims to: the invention aims to overcome the defects of the background technology, and provides a production process of reclaimed rubber with good comprehensive performance, which reduces the production energy consumption of rubber products and improves the flex crack resistance, the tearing resistance, the aging resistance and the physical and mechanical strength.
The invention specifically adopts the following technical scheme for realizing the purpose:
a production process of reclaimed rubber with good comprehensive performance comprises the following steps of 1) tire crushing; 2) screening rubber powder; 3) desulfurizing rubber powder; 4) kneading; 5) filtering; 6) refining; 7) tabletting and forming; 8) warehousing a finished product; the tire crushing in the step 1 comprises the steps of cutting separation, slitting, dicing and crushing treatment, and rubber powder particles can be obtained through the step 1; enabling the rubber powder particles obtained in the step 2 to pass through multistage vibrating sieves, and arranging strong magnets at inlets and outlets of all the vibrating sieves; the step 3 of desulfurizing the rubber powder comprises the following specific steps: preheating a rubber regeneration dynamic desulfurization tank to 150-170 ℃, introducing screened rubber powder into the rubber regeneration dynamic desulfurization tank, simultaneously adding a chemical auxiliary agent, wherein the mass ratio of the rubber powder to the chemical auxiliary agent is 1000: 100-150, the chemical auxiliary agent consists of a softening agent and an activating agent, the dosage ratio of the softening agent to the activating agent is 10:1, desulfurizing for 60-70 minutes in an environment with the temperature of 210 ℃ and the pressure of 2.1MPa, simultaneously putting the rubber regeneration dynamic desulfurization tank into the rubber regeneration dynamic desulfurization tank to continuously turn over materials in the rubber regeneration dynamic desulfurization tank, and the softening agent comprises vegetable oil, rosin, 820 resin auxiliary agents, aromatic oil, stearic acid and zinc oxide.
On the basis of the technical scheme, the separation is cut off in the step 1: putting the waste tire on a steel ring cutting machine, cutting the waste tire, and separating steel wires in the waste tire from the tire by adopting a tire bead separator; slitting and dicing in the step 1: conveying the separated tire to a tire strip cutting machine through a conveying chain for strip cutting, and slowly passing the obtained strip rubber block through a tire strip cutting machine through a conveyor to obtain a strip rubber block; the crushing treatment in the step 1: and crushing the obtained block rubber block by a rubber crusher to obtain rubber powder.
On the basis of the technical scheme, the specific method of the step 6 comprises the following steps: uniformly mixing the desulfurized rubber powder with a stabilizer, refining by using refining equipment at the temperature of 110 ℃, wherein the stabilizer consists of cyclohexylbenzene and phenylenediamine, the mass ratio of the rubber powder to the stabilizer is 100: 2-3, and cooling after refining is finished to finally obtain the stable reclaimed rubber.
On the basis of the technical scheme, the refining equipment comprises a refiner, a co-rotating double screw, a co-rotating triple screw and a co-rotating multi-screw.
On the basis of the technical scheme, the vegetable oil is linseed oil or castor oil; the aromatic oil is xylene or ethylbenzene.
The invention has the beneficial effects that: the tear strength and the yield resistance of the rubber product are improved by multiple crushing and screening, and the plant-based environment-friendly oil is used as a regeneration softener, so that the rubber product is low-carbon, environment-friendly and pollution-free, and the raw materials required by the production of the plant-based environment-friendly oil are wide in source, simple and easy to obtain, so that the production cost is reduced; strong magnets are arranged at the inlet and the outlet of the vibrating screen and separate steel wires doped in the colloidal particles, so that the production effect is improved; the stabilizer consisting of the cyclohexylbenzene and the phenylenediamine is used for controlling the type of active groups generated in the refining process, so that the Mooney viscosity rebound is effectively reduced, the desulfurized rubber powder is easier to refine, the energy consumption is greatly reduced, and the production cost of reclaimed rubber is reduced.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment provides a production process of reclaimed rubber with good comprehensive performance, which comprises the following steps of 1) tire crushing; 2) screening rubber powder; 3) Desulfurizing rubber powder; 4) kneading; 5) filtering; 6) refining; 7) tabletting and forming; 8) warehousing a finished product; the tire crushing in the step 1 comprises the steps of cutting separation, slitting, dicing and crushing treatment, and rubber powder particles can be obtained through the step 1; enabling the rubber powder particles obtained in the step 2 to pass through multistage vibrating sieves, and arranging strong magnets at inlets and outlets of all the vibrating sieves; the step 3 of desulfurizing the rubber powder comprises the following specific steps: preheating a rubber regeneration dynamic desulfurization tank to 150-170 ℃, introducing screened rubber powder into the rubber regeneration dynamic desulfurization tank, simultaneously adding a chemical auxiliary agent, wherein the mass ratio of the rubber powder to the chemical auxiliary agent is 1000: 100-150, the chemical auxiliary agent consists of a softening agent and an activating agent, the dosage ratio of the softening agent to the activating agent is 10:1, desulfurizing for 60-70 minutes in an environment with the temperature of 210 ℃ and the pressure of 2.1MPa, simultaneously putting the rubber regeneration dynamic desulfurization tank into the rubber regeneration dynamic desulfurization tank to continuously turn over materials in the rubber regeneration dynamic desulfurization tank, and the softening agent comprises vegetable oil, rosin, 820 resin auxiliary agents, aromatic oil, stearic acid and zinc oxide.
In the embodiment, multiple crushing and screening are utilized, the tear strength and the yield resistance of the rubber product are improved, meanwhile, the plant-based environment-friendly oil is used as a regeneration softener, the low-carbon environment-friendly environment; strong magnets are arranged at the inlet and the outlet of the vibrating screen and separate steel wires doped in the colloidal particles, so that the production effect is improved; the stabilizer consisting of the cyclohexylbenzene and the phenylenediamine is used for controlling the type of active groups generated in the refining process, so that the Mooney viscosity rebound is effectively reduced, the desulfurized rubber powder is easier to refine, the energy consumption is greatly reduced, and the production cost of reclaimed rubber is reduced.
Example 2
The embodiment is further optimized on the basis of embodiment 1, and specifically comprises the following steps:
cutting and separating in the step 1: putting the waste tire on a steel ring cutting machine, cutting the waste tire, and separating steel wires in the waste tire from the tire by adopting a tire bead separator; slitting and dicing in the step 1: conveying the separated tire to a tire strip cutting machine through a conveying chain for strip cutting, and slowly passing the obtained strip rubber block through a tire strip cutting machine through a conveyor to obtain a strip rubber block; the crushing treatment in the step 1: and crushing the obtained block rubber block by a rubber crusher to obtain rubber powder.
Example 3
The embodiment is further optimized on the basis of the embodiment 2, and specifically comprises the following steps:
the specific method of the step 6 comprises the following steps: uniformly mixing the desulfurized rubber powder with a stabilizer, refining by using refining equipment at the temperature of 110 ℃, wherein the stabilizer consists of cyclohexylbenzene and phenylenediamine, the mass ratio of the rubber powder to the stabilizer is 100: 2-3, and cooling after refining is finished to finally obtain the stable reclaimed rubber.
Example 4
The embodiment is further optimized on the basis of embodiment 3, and specifically includes:
the refining equipment comprises a refiner, a co-rotating double screw, a co-rotating triple screw and a co-rotating multi-screw.
Example 5
The embodiment is further optimized on the basis of embodiment 3, and specifically includes:
the vegetable oil is linseed oil or castor oil; the aromatic oil is xylene or ethylbenzene.
The above description is an embodiment of the present invention. The foregoing is a preferred embodiment of the present invention, and the preferred embodiments in each preferred embodiment can be combined and used in any combination if not obviously contradictory or prerequisite to a certain preferred embodiment, and the specific parameters in the examples and the embodiments are only for the purpose of clearly explaining the inventor's invention verification process and are not intended to limit the patent protection scope of the present invention, which is defined by the claims and the equivalent structural changes made by the content of the description of the present invention are also included in the protection scope of the present invention.
Claims (5)
1. A production process of reclaimed rubber with good comprehensive performance comprises the following steps of 1) tire crushing; 2) screening rubber powder; 3) desulfurizing rubber powder; 4) kneading; 5) filtering; 6) refining; 7) tabletting and forming; 8) warehousing a finished product; the method is characterized in that tire crushing in the step 1 comprises truncation separation, slitting, dicing and crushing treatment, and rubber powder particles can be obtained through the step 1; enabling the rubber powder particles obtained in the step 2 to pass through multistage vibrating sieves, and arranging strong magnets at inlets and outlets of all the vibrating sieves; the step 3 of desulfurizing the rubber powder comprises the following specific steps: preheating a rubber regeneration dynamic desulfurization tank to 150-170 ℃, introducing screened rubber powder into the rubber regeneration dynamic desulfurization tank, simultaneously adding a chemical auxiliary agent, wherein the mass ratio of the rubber powder to the chemical auxiliary agent is 1000: 100-150, the chemical auxiliary agent comprises a softening agent and an activating agent, the dosage ratio of the softening agent to the activating agent is 10:1, desulfurizing for 60-70 minutes in an environment with the temperature of 210 ℃ and the pressure of 2.1MPa, simultaneously putting the rubber regeneration dynamic desulfurization tank into the rubber regeneration dynamic desulfurization tank to continuously turn over materials in the rubber regeneration dynamic desulfurization tank, and the softening agent comprises vegetable oil, rosin, 820 resin auxiliary agents, aromatic oil, stearic acid and zinc oxide.
2. The process for producing reclaimed rubber with excellent comprehensive performance according to claim 1, wherein the step 1 is characterized in that the separation is cut off: putting the waste tire on a steel ring cutting machine, cutting the waste tire, and separating steel wires in the waste tire from the tire by adopting a tire bead separator; slitting and dicing in the step 1: conveying the separated tire to a tire strip cutting machine through a conveying chain for strip cutting, and slowly passing the obtained strip rubber block through a tire strip cutting machine through a conveyor to obtain a strip rubber block; the crushing treatment in the step 1: and crushing the obtained block rubber block by a rubber crusher to obtain rubber powder.
3. The process for producing reclaimed rubber with excellent comprehensive performance according to claim 1, wherein the specific method in the step 6 comprises the following steps: uniformly mixing the desulfurized rubber powder with a stabilizer, refining by using refining equipment at the temperature of 110 ℃, wherein the stabilizer consists of cyclohexylbenzene and phenylenediamine, the mass ratio of the rubber powder to the stabilizer is 100: 2-3, and cooling after refining is finished to finally obtain the stable reclaimed rubber.
4. The process for producing reclaimed rubber with excellent comprehensive performance as claimed in claim 3, wherein the refining equipment comprises a refiner, a co-rotating twin screw, a co-rotating triple screw and a co-rotating multi-screw.
5. The process for producing reclaimed rubber with excellent comprehensive performance according to any one of claims 1 to 4, wherein the vegetable oil is linseed oil or castor oil; the aromatic oil is xylene or ethylbenzene.
Priority Applications (1)
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CN201911057747.XA CN111218029A (en) | 2019-10-31 | 2019-10-31 | Production process of reclaimed rubber with excellent comprehensive performance |
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CN201911057747.XA CN111218029A (en) | 2019-10-31 | 2019-10-31 | Production process of reclaimed rubber with excellent comprehensive performance |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115107197A (en) * | 2022-07-28 | 2022-09-27 | 黑龙江工程学院 | Resource regeneration treatment method for waste tires |
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CN105461956A (en) * | 2015-12-30 | 2016-04-06 | 仙桃市聚兴橡胶有限公司 | Production technique of green environment-friendly tire reclaimed rubber |
CN108058298A (en) * | 2018-01-24 | 2018-05-22 | 临沭县中泰橡胶制品有限公司 | A kind of preparation method of ultra-fine ground rubber |
CN108912431A (en) * | 2018-06-08 | 2018-11-30 | 四川省隆昌海燕橡胶有限公司 | A kind of flexible damping technique for regenerated rubber |
CN109776898A (en) * | 2018-12-28 | 2019-05-21 | 南京绿金人橡塑高科有限公司 | A kind of Mooney viscosity stablizes reclaimed rubber and preparation method thereof |
-
2019
- 2019-10-31 CN CN201911057747.XA patent/CN111218029A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105461956A (en) * | 2015-12-30 | 2016-04-06 | 仙桃市聚兴橡胶有限公司 | Production technique of green environment-friendly tire reclaimed rubber |
CN108058298A (en) * | 2018-01-24 | 2018-05-22 | 临沭县中泰橡胶制品有限公司 | A kind of preparation method of ultra-fine ground rubber |
CN108912431A (en) * | 2018-06-08 | 2018-11-30 | 四川省隆昌海燕橡胶有限公司 | A kind of flexible damping technique for regenerated rubber |
CN109776898A (en) * | 2018-12-28 | 2019-05-21 | 南京绿金人橡塑高科有限公司 | A kind of Mooney viscosity stablizes reclaimed rubber and preparation method thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115107197A (en) * | 2022-07-28 | 2022-09-27 | 黑龙江工程学院 | Resource regeneration treatment method for waste tires |
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