CN107263767A - A kind of method of plastic recycling - Google Patents
A kind of method of plastic recycling Download PDFInfo
- Publication number
- CN107263767A CN107263767A CN201710540366.1A CN201710540366A CN107263767A CN 107263767 A CN107263767 A CN 107263767A CN 201710540366 A CN201710540366 A CN 201710540366A CN 107263767 A CN107263767 A CN 107263767A
- Authority
- CN
- China
- Prior art keywords
- plastic
- refuse
- plastic recycling
- recycling according
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- 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
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0217—Mechanical separating techniques; devices therefor
- B29B2017/0224—Screens, sieves
-
- 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
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0217—Mechanical separating techniques; devices therefor
- B29B2017/0237—Mechanical separating techniques; devices therefor using density difference
- B29B2017/0241—Mechanical separating techniques; devices therefor using density difference in gas, e.g. air flow
-
- 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
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0268—Separation of metals
- B29B2017/0272—Magnetic separation
-
- 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
Abstract
The invention belongs to technical field of plastic there is provided a kind of method of plastic recycling,（1）House refuse is sorted, house refuse plastics are obtained；（2）The refuse plastic of sorting is granulated；（3）Compatilizer, coupling agent and inserts are added into plastic grain and stirs 20 30min, is modified, plastic granule is made.It is an object of the invention to provide a kind of method of plastic recycling, this method is relatively easy, and environmental pollution is less, economizes on resources.
Description
Technical field
The invention belongs to technical field of plastic, specifically, a kind of method of plastic recycling.
Background technology
To scattered plastics commodity contained in house refuse because sorting more complicated, the plastics impurities sorted out
Many, complex treatment process, cost is higher, so, to scattered plastics commodity contained in house refuse now substantially free of
Recycling, is usually handled using the mode such as landfill or burning, not only causes the wasting of resources, and easily cause dirt to environment
Dye.
Even if scattered plastics commodity contained in house refuse are sorted out into recycling, existing recycling mode
Also it is typically that water consumption is especially big, and this process has the disadvantages such as cost is high, big for environment pollution by the way of being sorted using wet concentration
End.
At present, to the recycling of recycled plastic, processing mainly is modified to recovery, mainly using following methods：
One is to add compatilizer to solve the compatible problem between refuse plastic.Improve the knot between polymer by adding compatilizer
With joint efforts, improve its processing characteristics, carry out alloy modification.Two are added to solve the compatible problem between refuse plastic and filler
Coupling agent.Coupling agent can improve the compatibility between filler and matrix resin, at the same can also improve rice husk, chaff powder, wood powder with
State of interface between polymer.And most widely used two classes coupling agent is silane coupler and titanate coupling agent at present.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of method of plastic recycling, the party
Method is relatively easy, and environmental pollution is less, economizes on resources.
A kind of method of the plastic recycling provided according to the present invention, the method for the plastic recycling is specific
For：
（1）House refuse is sorted, house refuse plastics are obtained；
（2）The refuse plastic of sorting is granulated；
（3）Compatilizer, coupling agent and inserts stirring 20-30min are added into plastic grain, is modified, plastic pellet is made
Material.
Preferably, the step（1）The specific method of sorting is：
A, house refuse carries out to dewater treatment, obtain solid refuse and percolate；
B, the solid refuse is subjected to broken bag processing, obtains oversize and screenings；
C, the oversize is subjected to screening process, obtains light refuse and heavy rubbish；
D, the light refuse, the heavy rubbish and the screenings carry out to magnetic separation respectively, remove magnetic material；
E, the light refuse after magnetic separation is subjected to selection by winnowing processing, obtains light plastic, middle matter waste paper and middle matter yarn fabric, Yi Jichong
Matter organic matter；
F, the progress selection processing from the light plastic after magnetic separation, middle matter waste paper and middle matter yarn fabric and heavy organics, are picked
Select plastics.
Preferably, the moisture content of the solid refuse is less than or equal to 30%.
Preferably, the broken bag processing, is carried out using drum type garbage bag breaker, and the roller worry hole aperture of the drum type garbage bag breaker is big
Small is 11-20mm.
Preferably, the screening process carries out the screening process, the hole of the cylinder round sifter using cylinder round sifter
Footpath size is 90-110mm.
Preferably, the compatilizer includes the raw material of following parts by weight：Dimethyl silicone polymer-methyl methacrylate
40-65 parts, polysiloxanes -35-60 parts of acrylate.
Preferably, the coupling agent is silane coupler.
Preferably, the inserts is diatomite, chaff powder or calcium carbonate.
Compared with prior art, the present invention has following beneficial effect：
（1）The method for a kind of plastic recycling that the present invention is provided, using house refuse as raw material, by using disposable technique
Technology, one ton of house refuse of processing can 10 tons or so of saving water resource, year can 200,000 tons of saving water resource；Product is carried out in factory
During production, compatilizer, coupling agent and the filler that the addition present invention is researched and developed are modified so that the plastic granule of preparation can be used for giving birth to
Produce the urban construction products such as buried drain combination pipeline, the heat-insulated internal model of wall thermal insulating.Meanwhile, carry out recycle technique it
The sorting of plastics, substantially increases the purity of later stage plastics in preceding carry out house refuse, beneficial to the progress for recycling each operation.
Sharp technique is relatively easy again for the recovery of the present invention, and environmental pollution is less, economizes on resources；
（2）The method for sorting consumer waste that the present invention is provided by dewater treatment, broken bag processing, screening process, magnetic separation, selection by winnowing at
Reason, multistage spring sorting process and selection processing, house refuse are classified in detail, the final efficiency of separation of plastics reaches
More than 85%, good separation effect, treating capacity is big, saves manpower.Further according to the property of material after the completion of sorting, to sorted life
Rubbish living carries out recycling, depth reprocessing or harmless treatment respectively, realizes house refuse huge amount, extremely fast
Processing, realizes house refuse value maximization resource reclaim, with huge economic value and environmental benefit.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.
Embodiment 1
A kind of method for plastic recycling that the present embodiment is provided, the method for the plastic recycling is specially：
（1）House refuse is sorted, house refuse plastics are obtained；
（2）The refuse plastic of sorting is granulated；
（3）Compatilizer, coupling agent and inserts stirring 20-30min are added into plastic grain, is modified, plastic pellet is made
Material.Wherein, the compatilizer includes the raw material of following parts by weight：It is 65 parts of dimethyl silicone polymer-methyl methacrylate, poly-
35 parts of silicon-acrylate.The coupling agent is silane coupler.The inserts is diatomite.
The compatibility shell improves each mechanical properties such as impact resistance, the tensile resistance of plastics.
Wherein, the step（1）The specific method of sorting is：
A, house refuse carries out to dewater treatment, obtain solid refuse and percolate；
B, the solid refuse is subjected to broken bag processing, obtains oversize and screenings.The moisture content of the solid refuse is less than
Or equal to 30%.The broken bag processing, is carried out using drum type garbage bag breaker, and the roller of the drum type garbage bag breaker considers hole pore size and is
20mm；
C, the oversize is subjected to screening process, obtains light refuse and heavy rubbish.The screening process uses rotary screen
Extension set carries out the screening process, and the pore size of the cylinder round sifter is 90mm.
D, the light refuse, the heavy rubbish and the screenings carry out to magnetic separation respectively, remove magnetic material；
E, the light refuse after magnetic separation is subjected to selection by winnowing processing, obtains light plastic, middle matter waste paper and middle matter yarn fabric, Yi Jichong
Matter organic matter；
F, the progress selection processing from the light plastic after magnetic separation, middle matter waste paper and middle matter yarn fabric and heavy organics, are picked
Select plastics.
Embodiment 2
A kind of method for plastic recycling that the present embodiment is provided, the method for the plastic recycling is specially：
（1）House refuse is sorted, house refuse plastics are obtained；
（2）The refuse plastic of sorting is granulated；
（3）Compatilizer, coupling agent and inserts stirring 20-30min are added into plastic grain, is modified, plastic pellet is made
Material.Wherein, the compatilizer includes the raw material of following parts by weight：It is 40 parts of dimethyl silicone polymer-methyl methacrylate, poly-
60 parts of silicon-acrylate.The coupling agent is silane coupler.The inserts is chaff powder.
The compatibility shell improves each mechanical properties such as impact resistance, the tensile resistance of plastics.
Wherein, the step（1）The specific method of sorting is：
A, house refuse carries out to dewater treatment, obtain solid refuse and percolate；
B, the solid refuse is subjected to broken bag processing, obtains oversize and screenings.The moisture content of the solid refuse is less than
Or equal to 30%.The broken bag processing, is carried out using drum type garbage bag breaker, and the roller of the drum type garbage bag breaker considers hole pore size and is
11mm；
C, the oversize is subjected to screening process, obtains light refuse and heavy rubbish.The screening process uses rotary screen
Extension set carries out the screening process, and the pore size of the cylinder round sifter is 110mm.
D, the light refuse, the heavy rubbish and the screenings carry out to magnetic separation respectively, remove magnetic material；
E, the light refuse after magnetic separation is subjected to selection by winnowing processing, obtains light plastic, middle matter waste paper and middle matter yarn fabric, Yi Jichong
Matter organic matter；
F, the progress selection processing from the light plastic after magnetic separation, middle matter waste paper and middle matter yarn fabric and heavy organics, are picked
Select plastics.
Embodiment 3
A kind of method for plastic recycling that the present embodiment is provided, the method for the plastic recycling is specially：
（1）House refuse is sorted, house refuse plastics are obtained；
（2）The refuse plastic of sorting is granulated；
（3）Compatilizer, coupling agent and inserts stirring 20-30min are added into plastic grain, is modified, plastic pellet is made
Material.Wherein, the compatilizer includes the raw material of following parts by weight：It is 47 parts of dimethyl silicone polymer-methyl methacrylate, poly-
40 parts of silicon-acrylate.The coupling agent is silane coupler.The inserts is calcium carbonate.
The compatibility shell improves each mechanical properties such as impact resistance, the tensile resistance of plastics.
Wherein, the step（1）The specific method of sorting is：
A, house refuse carries out to dewater treatment, obtain solid refuse and percolate；
B, the solid refuse is subjected to broken bag processing, obtains oversize and screenings.The moisture content of the solid refuse is less than
Or equal to 30%.The broken bag processing, is carried out using drum type garbage bag breaker, and the roller of the drum type garbage bag breaker considers hole pore size and is
16mm；
C, the oversize is subjected to screening process, obtains light refuse and heavy rubbish.The screening process uses rotary screen
Extension set carries out the screening process, and the pore size of the cylinder round sifter is 95mm.
D, the light refuse, the heavy rubbish and the screenings carry out to magnetic separation respectively, remove magnetic material；
E, the light refuse after magnetic separation is subjected to selection by winnowing processing, obtains light plastic, middle matter waste paper and middle matter yarn fabric, Yi Jichong
Matter organic matter；
F, the progress selection processing from the light plastic after magnetic separation, middle matter waste paper and middle matter yarn fabric and heavy organics, are picked
Select plastics.
The method for a kind of plastic recycling that the present invention is provided, using house refuse as raw material, by using disposable work
Skill technology, one ton of house refuse of processing can 10 tons or so of saving water resource, year can 200,000 tons of saving water resource；Produced in factory
When product are produced, compatilizer, coupling agent and the filler that the addition present invention is researched and developed are modified so that the plastic granule of preparation can be used for
Produce the urban construction products such as buried drain combination pipeline, the heat-insulated internal model of wall thermal insulating.Meanwhile, carrying out recycling technique
The sorting of plastics in house refuse is carried out before, the purity of later stage plastics is substantially increased, beneficial to entering for recycling each operation
OK.Sharp technique is relatively easy again for the recovery of the present invention, and environmental pollution is less, economizes on resources.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. a kind of method of plastic recycling, it is characterised in that：The method of the plastic recycling is specially：
（1）House refuse is sorted, house refuse plastics are obtained；
（2）The refuse plastic of sorting is granulated；
（3）Compatilizer, coupling agent and inserts stirring 20-30min are added into plastic grain, is modified, plastic pellet is made
Material.
2. a kind of method of plastic recycling according to claim 1, it is characterised in that：The step（1）Sorting
Specific method be：
A, house refuse carries out to dewater treatment, obtain solid refuse and percolate；
B, the solid refuse is subjected to broken bag processing, obtains oversize and screenings；
C, the oversize is subjected to screening process, obtains light refuse and heavy rubbish；
D, the light refuse, the heavy rubbish and the screenings carry out to magnetic separation respectively, remove magnetic material；
E, the light refuse after magnetic separation is subjected to selection by winnowing processing, obtains light plastic, middle matter waste paper and middle matter yarn fabric, Yi Jichong
Matter organic matter；
F, the progress selection processing from the light plastic after magnetic separation, middle matter waste paper and middle matter yarn fabric and heavy organics, are picked
Select plastics.
3. a kind of method of plastic recycling according to claim 2, it is characterised in that：The solid refuse contains
Water rate is less than or equal to 30%.
4. a kind of method of plastic recycling according to claim 2, it is characterised in that：The broken bag processing, is adopted
Carried out with drum type garbage bag breaker, it is 11-20mm that the roller of the drum type garbage bag breaker, which considers hole pore size,.
5. a kind of method of plastic recycling according to claim 2, it is characterised in that：The screening process is used
Cylinder round sifter carries out the screening process, and the pore size of the cylinder round sifter is 90-110mm.
6. a kind of method of plastic recycling according to claim 1, it is characterised in that：The compatilizer is included such as
The raw material of lower parts by weight：Dimethyl silicone polymer -40-65 parts of methyl methacrylate, polysiloxanes-acrylate 35-60
Part.
7. a kind of method of plastic recycling according to claim 1, it is characterised in that：The coupling agent is silane
Coupling agent.
8. a kind of method of plastic recycling according to claim 7, it is characterised in that：The inserts is diatom
Soil, chaff powder or calcium carbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710540366.1A CN107263767A (en) | 2017-07-05 | 2017-07-05 | A kind of method of plastic recycling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710540366.1A CN107263767A (en) | 2017-07-05 | 2017-07-05 | A kind of method of plastic recycling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107263767A true CN107263767A (en) | 2017-10-20 |
Family
ID=60071177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710540366.1A Withdrawn CN107263767A (en) | 2017-07-05 | 2017-07-05 | A kind of method of plastic recycling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107263767A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671928A (en) * | 2012-05-07 | 2012-09-19 | 四川川润环保能源科技有限公司 | Method for sorting and comprehensively using urban mixed garbage |
| CN105521986A (en) * | 2016-01-28 | 2016-04-27 | 深圳华云数码有限公司 | Method for sorting household garbage |
-
2017
- 2017-07-05 CN CN201710540366.1A patent/CN107263767A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671928A (en) * | 2012-05-07 | 2012-09-19 | 四川川润环保能源科技有限公司 | Method for sorting and comprehensively using urban mixed garbage |
| CN105521986A (en) * | 2016-01-28 | 2016-04-27 | 深圳华云数码有限公司 | Method for sorting household garbage |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171020 |