CN112743715A - Method for regenerating high-performance PVC powder by using waste plastics - Google Patents
Method for regenerating high-performance PVC powder by using waste plastics Download PDFInfo
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- CN112743715A CN112743715A CN202011485687.4A CN202011485687A CN112743715A CN 112743715 A CN112743715 A CN 112743715A CN 202011485687 A CN202011485687 A CN 202011485687A CN 112743715 A CN112743715 A CN 112743715A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B17/0412—Disintegrating plastics, e.g. by milling to large particles, e.g. beads, granules, flakes, slices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/044—Knives
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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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- 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 belongs to the technical field of plastic regeneration equipment, and particularly discloses a method for regenerating high-performance PVC powder by using waste plastics, which comprises the following steps of S1, putting the screened waste plastics into a waste plastic regeneration all-in-one machine, and carrying out crushing, cleaning, drying, charging, melting and extruding operations; and S2, after extrusion, putting the extruded plastic granules into a granulator for granulation, and then grinding the produced plastic granules into powder through a grinder. The waste plastic recycling integrated machine can realize the recycling operation of waste plastics, and meanwhile, the waste plastic recycling integrated machine can improve the processing efficiency, reduce the occupied area, improve the processing environment and improve the performance of PVC powder, and has strong practicability.
Description
Technical Field
The invention relates to the field of plastic regeneration equipment, in particular to a method for regenerating high-performance PVC powder by using waste plastic.
Background
Most of the existing waste plastic regeneration processing needs multiple processes, but most of the existing devices in the processes are separated, so that the materials need to be conveyed to different places for processing during processing, the processing time and progress are delayed, the processing environment is poor due to waste gas generated in the processing process, meanwhile, the existing waste plastic regeneration performance is poor, and the problem is solved by a method for regenerating high-performance PVC powder by using waste plastic.
Disclosure of Invention
The invention aims to provide a method for regenerating high-performance PVC powder by using waste plastics, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a method for regenerating high-performance PVC powder by using waste plastics comprises the following steps:
s1, putting the screened waste plastic into a waste plastic regeneration all-in-one machine, and carrying out crushing, cleaning, drying, charging, melting and extruding operations;
and S2, after extrusion, putting the extruded plastic granules into a granulator for granulation, and then grinding the produced plastic granules into powder through a grinder.
Preferably, the waste plastic regeneration all-in-one machine in the step S1 includes a crusher, a washer, a dryer, a melting machine and a screw extruder, a discharge port of the crusher is connected to the washer, a discharge port of the washer is connected to the dryer, a discharge port of the dryer is connected to the melting machine, a discharge port of the melting machine is connected to the screw extruder, and a discharge port of the screw extruder is connected to the pelletizer.
Preferably, the rubbing crusher includes the feeding frame, the feeding frame bottom is provided with crushing passageway, it is provided with crushing roller to smash passageway one side, it has crushing blade to distribute on the crushing roller, crushing motor is connected to the crushing roller, it is provided with crushing board to smash the passageway opposite side, be provided with crushing groove on the crushing board.
Preferably, the cleaning machine comprises a cleaning channel, vibration devices are arranged on two sides of the cleaning channel, a sieve plate is arranged on each vibration device, a plurality of spray washing ports are formed in the upper portion of the cleaning channel, and a water outlet is formed in the bottom end of the cleaning channel.
Preferably, the dryer comprises a drying channel, a conveyor belt is arranged at the bottom of the drying channel, drying equipment is arranged above the drying channel, a plurality of drying openings are connected to the drying equipment, and the drying openings are aligned to the conveyor belt.
Preferably, the melting machine includes the mixing box, the mixing box lateral wall is provided with heating device and temperature sensor, the mixing box top is provided with agitator motor, the last puddler that is provided with of agitator motor, agitator motor top one side is provided with the charge door, agitator motor lateral wall top is provided with exhaust-gas treatment device, the mixing box bottom is provided with solenoid valve.
Preferably, the waste gas treatment device comprises a fan, the two sides of the fan are respectively connected with a mixing box and a filter box, and a plurality of filter layers are arranged in the filter box.
Preferably, in the charging and melting operation in the step S1, the charging materials comprise the following components in parts by weight: 10-15 parts of waterproof PVC resin powder, 3-6 parts of composite plasticizer, 1-2 parts of PA powder, 2-4 parts of stabilizer and 3-5 parts of antioxidant, wherein the melting temperature is 95-100 ℃, and the melting and stirring time is 30-50 minutes.
Compared with the prior art, the invention has the beneficial effects that:
the invention belongs to the technical field of plastic regeneration equipment, and particularly discloses a method for regenerating high-performance PVC powder by using waste plastics.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a melter and an off-gas treatment device of the present invention;
FIG. 3 is a top plan view of the pulverizing channel of the present invention;
in the figure: 1. a pulverizer; 2. a cleaning machine; 3. a dryer; 4. a melting machine; 5. a screw extruder; 6. a granulator; 7. a pulverizer; 8. a feeding frame; 9. a pulverizing channel; 10. a crushing roller; 11. a crushing blade; 12. a grinding motor; 13. a crushing plate; 14. a crushing tank; 15. cleaning the channel; 16. a vibration device; 17. a sieve plate; 18. spraying and washing the opening; 19. a water outlet; 20. a drying channel; 21. a conveyor belt; 22. a drying device; 23. drying the opening; 24. a mixing box; 25. a heating device; 26. a temperature sensor; 27. a stirring motor; 28. a stirring rod; 29. a feed inlet; 30. an exhaust gas treatment device; 31. a fan; 32. a filter box; 33. a filter layer; 34. an electromagnetic valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1: referring to fig. 1-3, the present invention provides a technical solution: a method for regenerating high-performance PVC powder by using waste plastics comprises the following steps:
s1, putting the screened waste plastic into a waste plastic regeneration all-in-one machine, and carrying out crushing, cleaning, drying, charging, melting and extruding operations;
and S2, after extrusion, putting the plastic granules into a granulator 6 for granulation, and then grinding the plastic granules into powder by a grinder 7.
Further, the waste plastic recycling all-in-one machine in the step S1 includes a pulverizer 1, a cleaning machine 2, a dryer 3, a melting machine 4 and a screw extruder 5, a discharge port of the pulverizer 1 is connected with the cleaning machine 2, a discharge port of the cleaning machine 2 is connected with the dryer 3, a discharge port of the dryer 3 is connected with the melting machine 4, a discharge port of the melting machine 4 is connected with the screw extruder 5, and a discharge port of the screw extruder 5 is connected with a granulator 6.
Further, rubbing crusher 1 includes feeding frame 8, 8 bottoms of feeding frame are provided with crushing passageway 9, it is provided with crushing roller 10 to smash passageway 9 one side, it has crushing blade 11 to distribute on the crushing roller 10, crushing motor 12 is connected to crushing roller 10, it is provided with crushing board 13 to smash the 9 opposite sides of passageway, be provided with crushing groove 14 on the crushing board 13.
Further, cleaning machine 2 is including wasing passageway 15, it is provided with vibrator 16 to wash passageway 15 both sides, last sieve 17 that is provided with of vibrator 16, it is provided with a plurality of spray rinsing mouths 18 to wash passageway 15 top, it is provided with outlet 19 to wash passageway 15 bottom.
Further, the dryer 3 includes a drying channel 20, a conveyor belt 21 is disposed at the bottom of the drying channel 20, a drying device 22 is disposed above the drying channel 20, the drying device 22 is connected with a plurality of drying ports 23, and the drying ports 23 are aligned with the conveyor belt 21.
Further, melting machine 4 includes mixing box 24, mixing box 24 lateral wall is provided with heating device 25 and temperature sensor 26, mixing box 24 top is provided with agitator motor 27, be provided with puddler 28 on the agitator motor 27, agitator motor 27 top one side is provided with charge door 29, agitator motor 27 lateral wall top is provided with exhaust-gas treatment device 30, mixing box 24 bottom is provided with solenoid valve 34.
Further, the exhaust gas treatment device 30 comprises a fan 31, two sides of the fan 31 are respectively connected with the mixing box 24 and the filter box 32, and a plurality of filter layers 33 are arranged in the filter box 32.
Further, in the charging and melting operation in the step S1, the charging materials comprise the following components in parts by weight: 10 parts of waterproof PVC resin powder, 3 parts of composite plasticizer, 1 part of PA powder, 2 parts of stabilizer and 3 parts of antioxidant, wherein the melting temperature is 95 ℃, and the melting and stirring time is 30 minutes.
Example 2: referring to fig. 1-3, the present invention provides a technical solution: a method for regenerating high-performance PVC powder by using waste plastics comprises the following steps:
s1, putting the screened waste plastic into a waste plastic regeneration all-in-one machine, and carrying out crushing, cleaning, drying, charging, melting and extruding operations;
and S2, after extrusion, putting the plastic granules into a granulator 6 for granulation, and then grinding the plastic granules into powder by a grinder 7.
Further, the waste plastic recycling all-in-one machine in the step S1 includes a pulverizer 1, a cleaning machine 2, a dryer 3, a melting machine 4 and a screw extruder 5, a discharge port of the pulverizer 1 is connected with the cleaning machine 2, a discharge port of the cleaning machine 2 is connected with the dryer 3, a discharge port of the dryer 3 is connected with the melting machine 4, a discharge port of the melting machine 4 is connected with the screw extruder 5, and a discharge port of the screw extruder 5 is connected with a granulator 6.
Further, rubbing crusher 1 includes feeding frame 8, 8 bottoms of feeding frame are provided with crushing passageway 9, it is provided with crushing roller 10 to smash passageway 9 one side, it has crushing blade 11 to distribute on the crushing roller 10, crushing motor 12 is connected to crushing roller 10, it is provided with crushing board 13 to smash the 9 opposite sides of passageway, be provided with crushing groove 14 on the crushing board 13.
Further, cleaning machine 2 is including wasing passageway 15, it is provided with vibrator 16 to wash passageway 15 both sides, last sieve 17 that is provided with of vibrator 16, it is provided with a plurality of spray rinsing mouths 18 to wash passageway 15 top, it is provided with outlet 19 to wash passageway 15 bottom.
Further, the dryer 3 includes a drying channel 20, a conveyor belt 21 is disposed at the bottom of the drying channel 20, a drying device 22 is disposed above the drying channel 20, the drying device 22 is connected with a plurality of drying ports 23, and the drying ports 23 are aligned with the conveyor belt 21.
Further, melting machine 4 includes mixing box 24, mixing box 24 lateral wall is provided with heating device 25 and temperature sensor 26, mixing box 24 top is provided with agitator motor 27, be provided with puddler 28 on the agitator motor 27, agitator motor 27 top one side is provided with charge door 29, agitator motor 27 lateral wall top is provided with exhaust-gas treatment device 30.
Further, the exhaust gas treatment device 30 comprises a fan 31, two sides of the fan 31 are respectively connected with the mixing box 24 and the filter box 32, and a plurality of filter layers 33 are arranged in the filter box 32.
Further, in the charging and melting operation in the step S1, the charging materials comprise the following components in parts by weight: 15 parts of waterproof PVC resin powder, 6 parts of composite plasticizer, 2 parts of PA powder, 4 parts of stabilizer and 5 parts of antioxidant, wherein the melting temperature is 100 ℃, and the melting and stirring time is 50 minutes.
The working principle is as follows: the invention relates to a method for regenerating high-performance PVC powder by using waste plastics, when in use, the screened waste plastics are put into a crusher 1, a crushing roller 10 is driven to rotate by the operation of a crushing motor 12 in a crushing channel 9, the crushing roller 10 drives a crushing blade 11 to rotate, a crushing groove 14 which is arranged in a matching way is used for crushing the entering waste plastics, the crushed waste plastics fall into a cleaning channel 15 of a cleaning machine 2, a vibrating device 16 in the cleaning channel 15 works to drive a sieve plate 17 to vibrate, meanwhile, a spray-cleaning port 18 above the cleaning channel 15 is connected with a water source, the waste plastics on the sieve plate 17 are sprayed through the spray-cleaning port 18, the sieve plate 17 vibrates to move the waste plastics to a discharge port and enter a dryer 3, the waste water is discharged through a water discharge port 19 at the bottom end of the cleaning channel 15, and the cleaned waste plastics enter the dryer 3, the waste plastics are driven to slowly move by the conveyor belt 21 in the drying channel 20, meanwhile, the drying equipment 22 at the top end of the drying channel 20 works to dry the waste plastics on the conveyor belt 21 by hot air through the drying port 23, the dried waste plastics enter the melting machine 4, the waste plastics are heated and melted by the heating device 25 on the side wall of the mixing box 24, meanwhile, the filler is added through a feed inlet 29, a stirring rod 28 is driven by the operation of a stirring motor 27 to mix the waste plastic and the filler, and during the melting process, the fan 31 in the waste gas treatment device 30 is operated to suck the gas in the mixing box 24 away, filter the gas through the filter layer 33 in the filter box 32 and discharge the gas, so that the processing environment is improved, the gas enters the screw extruder 5 after being melted and is extruded, the gas enters the granulator 6 after being extruded and is granulated, and the gas enters the pulverizer 7 after being granulated and is ground into powder.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A method for regenerating high-performance PVC powder by using waste plastics is characterized by comprising the following steps:
s1, putting the screened waste plastic into a waste plastic regeneration all-in-one machine, and carrying out crushing, cleaning, drying, charging, melting and extruding operations;
s2, after extrusion, putting the plastic granules into a granulator (6) for granulation, and then grinding the produced plastic granules into powder through a grinder (7).
2. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 1, is characterized in that: the waste plastic regeneration all-in-one machine in the step S1 comprises a pulverizer (1), a cleaning machine (2), a dryer (3), a melting machine (4) and a screw extruder (5), wherein a discharge port of the pulverizer (1) is connected with the cleaning machine (2), a discharge port of the cleaning machine (2) is connected with the dryer (3), a discharge port of the dryer (3) is connected with the melting machine (4), a discharge port of the melting machine (4) is connected with the screw extruder (5), and a discharge port of the screw extruder (5) is connected with a granulator (6).
3. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 2, is characterized in that: rubbing crusher (1) is including feeding frame (8), feeding frame (8) bottom is provided with crushing passageway (9), it is provided with crushing roller (10) to smash passageway (9) one side, it has crushing blade (11) to distribute on crushing roller (10), crushing motor (12) is connected in crushing roller (10), it is provided with crushing board (13) to smash passageway (9) opposite side, be provided with crushing groove (14) on crushing board (13).
4. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 2, is characterized in that: cleaning machine (2) are including wasing passageway (15), it is provided with vibrator (16) to wash passageway (15) both sides, last sieve (17) of being provided with of vibrator (16), it is provided with a plurality of spray rinsing mouths (18) to wash passageway (15) top, it is provided with outlet (19) to wash passageway (15) bottom.
5. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 2, is characterized in that: drying-machine (3) are including drying passageway (20), drying passageway (20) bottom is provided with conveyer belt (21), drying passageway (20) top is provided with drying equipment (22), drying equipment (22) are last to be connected with a plurality of stoving mouths (23), conveyer belt (21) are aimed at in stoving mouth (23).
6. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 2, is characterized in that: melting machine (4) are including mixing box (24), mixing box (24) lateral wall is provided with heating device (25) and temperature sensor (26), mixing box (24) top is provided with agitator motor (27), be provided with puddler (28) on agitator motor (27), agitator motor (27) top one side is provided with charge door (29), agitator motor (27) lateral wall top is provided with exhaust-gas treatment device (30), mixing box (24) bottom is provided with solenoid valve (34).
7. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 6, is characterized in that: the waste gas treatment device (30) comprises a fan (31), wherein the two sides of the fan (31) are respectively connected with a mixing box (24) and a filter box (32), and a plurality of filter layers (33) are arranged in the filter box (32).
8. The method for regenerating high-performance PVC powder by using waste plastics as claimed in claim 1, is characterized in that: in the feeding and melting operation in the step S1, the added materials comprise the following components in parts by weight: 10-15 parts of waterproof PVC resin powder, 3-6 parts of composite plasticizer, 1-2 parts of PA powder, 2-4 parts of stabilizer and 3-5 parts of antioxidant, wherein the melting temperature is 95-100 ℃, and the melting and stirring time is 30-50 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011485687.4A CN112743715A (en) | 2020-12-16 | 2020-12-16 | Method for regenerating high-performance PVC powder by using waste plastics |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011485687.4A CN112743715A (en) | 2020-12-16 | 2020-12-16 | Method for regenerating high-performance PVC powder by using waste plastics |
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| Publication Number | Publication Date |
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| CN112743715A true CN112743715A (en) | 2021-05-04 |
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| CN202011485687.4A Withdrawn CN112743715A (en) | 2020-12-16 | 2020-12-16 | Method for regenerating high-performance PVC powder by using waste plastics |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114031821A (en) * | 2021-12-06 | 2022-02-11 | 湖南登科材料科技有限公司 | Fully-degradable straw starch plastic and preparation system thereof |
| CN114872233A (en) * | 2022-03-28 | 2022-08-09 | 温州市繁华工程塑料有限公司 | Renewable plastic hot melting recovery device |
| KR102601092B1 (en) * | 2022-08-30 | 2023-11-10 | 주식회사 케이엔모터스 | Plastic recycling system that can recover waste plastic |
-
2020
- 2020-12-16 CN CN202011485687.4A patent/CN112743715A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114031821A (en) * | 2021-12-06 | 2022-02-11 | 湖南登科材料科技有限公司 | Fully-degradable straw starch plastic and preparation system thereof |
| CN114872233A (en) * | 2022-03-28 | 2022-08-09 | 温州市繁华工程塑料有限公司 | Renewable plastic hot melting recovery device |
| KR102601092B1 (en) * | 2022-08-30 | 2023-11-10 | 주식회사 케이엔모터스 | Plastic recycling system that can recover waste plastic |
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