CN102286194A - Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films - Google Patents
Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films Download PDFInfo
- Publication number
- CN102286194A CN102286194A CN201110170545A CN201110170545A CN102286194A CN 102286194 A CN102286194 A CN 102286194A CN 201110170545 A CN201110170545 A CN 201110170545A CN 201110170545 A CN201110170545 A CN 201110170545A CN 102286194 A CN102286194 A CN 102286194A
- Authority
- CN
- China
- Prior art keywords
- district
- reclaimed materials
- weight parts
- prepares
- temperature
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Abstract
The invention relates to a method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films. The method comprises the following steps of: crushing and drying the reclaimed polyethylene glycol terephthalate heat shrinkable films serving as a basic raw material, adding 15 to 21 weight parts of medium density polyethylene, 4 to 8 weight parts of ethylene-propylene-diene monomer (EPDM) grafted maleic anhydride, 0.5 to 0.9 weight part of tri (2,4-ditertbutyl phenyl) phosphite ester and 1.5 to 2.1 weight parts of medium pigment carbon black into 68 to 79 weight parts of reclaimed material, stirring and mixing the materials through a high-speed stirrer, extruding the mixture through a conical homodromous double-screw extruder, plastifying the extruded mixture into granules, putting the granules into an injection molding machine, performing injection molding, and thus obtaining the plastic logistics boxes. The plastic logistics boxes prepared by the method have the characteristics of good impact resistance, high compressive strength, chemical corrosion resistance, high-layer stacking and the like, and are suitable for the links of transportation, distribution, storage, distribution processing and the like of products and fittings in factory logistics.
Description
Technical field
The present invention relates to the method that the plastics recovery material prepares box for material circulation, a kind of specifically polyethylene terephthalate heat-shrinkable film reclaimed materials prepares the method for plastics box for material circulation.
Background technology
Polyethylene terephthalate (PET) heat-shrinkable film has transmittance height, firmness good, not cracky, characteristics such as nonpoisonous and tasteless, rainproof, moistureproof, antirust, as fit transparent behind the article packing, embody commodity image, tightly restraint packing material, anti-scattered property is good; Be widely used in packings such as drinks, makeup, textiles, mechanical component, electronic apparatus, metal products.Because the PET heat-shrinkable film mostly is disposable use, along with abandoning in a large number after the use of PET heat-shrinkable film, the wasting of resources that causes thus and white pollution problems are serious day by day.How to effectively utilize this resource of waste PET heat-shrinkable film, the waste PET heat-shrinkable film is reclaimed modification, preparation high-performance, plastics have cheaply caused material engineering area research personnel's concern and attention.
There are problems such as crystallization velocity is slow, shaping cycle long, the goods yield rate is low, fragility is big in the PET heat-shrinkable film reclaimed materials course of processing.Therefore, how improving the crystallization velocity of PET heat-shrinkable film reclaimed materials effectively, shorten the machine-shaping cycle, improve goods yield rate and shock resistance, is to reclaim the key that the waste PET heat-shrinkable film prepares plastics.
In recent years, some researchists adopt capacity increasing modifying or nucleater modified technology to improve resistance to impact shock, crystallization velocity and the processing characteristics that reclaims PET both at home and abroad, as to adopt the PET bottle reclaimed material be body material, metallocene linear-low density polyethylene (m-LLDPE) is a toughening material, ethylene-ethyl acrylate copolymer (EEA) and ethylene-octene copolymer (POE) are compatilizer, lanthanum trioxide is a nucleator, the preparation plastic pipe; And for example, with the PET bottle reclaimed material is basic raw material, add styrene-butadiene-styrene block copolymer (SBS), maleic anhydride graft styrene-ethylene-butadiene-styrene block copolymer (SEBS-g-MAH), yellow soda ash, antioxidant 1010, the preparation water shoot; For another example, be basic raw material with the PET bottle reclaimed material, thermoplasticity Ethylene Propylene Terpolymer dynamic perduren (TPV) is a toughening material, ethylene-ethyl acrylate copolymer (EEA) is a compatilizer, the preparation plastic mould.Retrieve a large amount of patent documentations and the research paper of publishing, it is basic raw material that Shang Weijian adopts PET heat-shrinkable film reclaimed materials, add medium-density polyethylene (MDPE), grafting maleic anhydride with ethylene propylene terpolymer (EPDM-g-MAH), three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester, middle colour carbon black, by pulverize, dry, mix, extrude, report that injection technique prepares the plastics box for material circulation.
Summary of the invention
There to be defectives such as crystallization velocity is slow, shaping cycle long, the goods yield rate is low, fragility is big in the PET heat-shrinkable film reclaimed materials course of processing in order overcoming, to the invention provides the method that a kind of polyethylene terephthalate heat-shrinkable film reclaimed materials prepares the plastics box for material circulation.Present method is a basic raw material with PET heat-shrinkable film reclaimed materials, add medium-density polyethylene (MDPE), grafting maleic anhydride with ethylene propylene terpolymer (EPDM-g-MAH), three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester, middle colour carbon black, by pulverize, dry, mix, extrude, injection technique processes.The plastics box for material circulation of this method preparation has that shock resistance is good, compressive strength is high, resistance to chemical attack, characteristics such as can high level piles up, and is applicable to the links such as transportation, dispensing, storage, circulation and process of product and accessory in factory's logistics.
In order to realize that the technical scheme that the object of the invention adopts is:
Material and prescription
PET heat-shrinkable film reclaimed materials 68～79 weight parts, add medium-density polyethylene (MDPE) 15～21 weight parts, grafting maleic anhydride with ethylene propylene terpolymer (EPDM-g-MAH) 4～8 weight parts, three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.5～0.9 weight part, middle colour carbon black 1.5～2.1 weight parts.
The preparation method
Behind waste PET heat-shrinkable film removal of contamination, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 135 ± 1 ℃ of control electric drying oven with forced convection temperature, dry 5h; The weighing of dried PET heat-shrinkable film reclaimed materials fragment is placed homogenizer, add MDPE, EPDM-g-MAH, three (2 after measuring successively, the 4-di-tert-butyl-phenyl) phosphorous acid ester, middle colour carbon black, 112 ± 1 ℃ of control homogenizer mixing speed 250r/min, fragment temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 182～188 ℃ in I district, 203～210 ℃ in II district, 220～228 ℃ in III district, 235～242 ℃ in IV district, 250～256 ℃ in V district, 260～265 ℃ in VI district, die head temperature is 256～260 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, control injection moulding machine barrel temperature is 194～199 ℃ in I district, 205～212 ℃ in II district, 223～230 ℃ in III district, 242～248 ℃ in IV district, 257～262 ℃ in V district, 255～258 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
MDPE of the present invention, its density is 0.935 g/cm
3, melt mass flow rate is 1.8g/10min.
Maleic anhydride grafting ratio is 0.87% of an EPDM-g-MAH mass parts among the EPDM-g-MAH of the present invention.
The invention has the beneficial effects as follows: 1. adopting MDPE is toughening material, and PET heat-shrinkable film reclaimed materials is carried out blending and modifying, makes that crystallization velocity is obviously accelerated in the PET heat-shrinkable film reclaimed materials molding process, and snappiness improves, and shaping cycle shortens; 2. adopting EPDM-g-MAH is compatilizer, PET heat-shrinkable film reclaimed materials and MDPE co-mixing system are carried out interface modification, improved the alternate consistency of PET and MDPE two, improve the interfacial adhesion of PET heat-shrinkable film reclaimed materials and MDPE, increased substantially the resistance to impact shock and the elongation at break of PET/MDPE intermingling material; 3. adopt the plastics box for material circulation of present method preparation, have that shock resistance is good, compressive strength is high, resistance to chemical attack, characteristics such as can high level pile up, be applicable to the links such as transportation, dispensing, storage, circulation and process of product and accessory in factory's logistics.
Embodiment
Embodiment 1
Behind waste PET heat-shrinkable film dusting out and impurity, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 135 ℃ of control electric drying oven with forced convection temperature, dry 5h; Take by weighing dried PET heat-shrinkable film reclaimed materials fragment 74Kg and place homogenizer, adding density successively is 0.935 g/cm
3, melt mass flow rate is the MDPE 18Kg of 1.8g/10min, EPDM-g-MAH 6 Kg, three (2 that maleic anhydride grafting ratio is EPDM-g-MAH mass parts 0.87%, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.75Kg, middle colour carbon black 1.8 Kg, control homogenizer rotating speed 250r/min, 112 ℃ of temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 185 ℃ in I district, 207 ℃ in II district, 225 ℃ in III district, 238 ℃ in IV district, 253 ℃ in V district, 263 ℃ in VI district, die head temperature is 258 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, and control injection moulding machine barrel temperature is 197 ℃ in I district, 208 ℃ in II district, 227 ℃ in III district, 246 ℃ in IV district, 260 ℃ in V district, and 257 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
Embodiment 2
Behind waste PET heat-shrinkable film dusting out and impurity, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 134 ℃ of control electric drying oven with forced convection temperature, dry 5h; Take by weighing dried PET heat-shrinkable film reclaimed materials fragment 68Kg and place homogenizer, adding density successively is 0.935 g/cm
3, melt mass flow rate is the MDPE 21Kg of 1.8g/10min, EPDM-g-MAH 8 Kg, three (2 that maleic anhydride grafting ratio is EPDM-g-MAH mass parts 0.87%, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.55Kg, middle colour carbon black 1.5 Kg, control homogenizer rotating speed 250r/min, 111 ℃ of temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 182 ℃ in I district, 210 ℃ in II district, 228 ℃ in III district, 235 ℃ in IV district, 250 ℃ in V district, 260 ℃ in VI district, die head temperature is 256 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, and control injection moulding machine barrel temperature is 199 ℃ in I district, 212 ℃ in II district, 230 ℃ in III district, 248 ℃ in IV district, 257 ℃ in V district, and 255 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
Embodiment 3
Behind waste PET heat-shrinkable film dusting out and impurity, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 136 ℃ of control electric drying oven with forced convection temperature, dry 5h; Take by weighing dried PET heat-shrinkable film reclaimed materials fragment 79Kg and place homogenizer, adding density successively is 0.935 g/cm
3, melt mass flow rate is the MDPE 15Kg of 1.8g/10min, the EPDM-g-MAH 4Kg, three (2 that maleic anhydride grafting ratio is EPDM-g-MAH mass parts 0.87%, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.9Kg, middle colour carbon black 2.1 Kg, control homogenizer rotating speed 250r/min, 113 ℃ of temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 188 ℃ in I district, 203 ℃ in II district, 220 ℃ in III district, 242 ℃ in IV district, 256 ℃ in V district, 265 ℃ in VI district, die head temperature is 260 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, and control injection moulding machine barrel temperature is 194 ℃ in I district, 212 ℃ in II district, 223 ℃ in III district, 242 ℃ in IV district, 262 ℃ in V district, and 258 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
Embodiment 4
Behind waste PET heat-shrinkable film dusting out and impurity, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 134 ℃ of control electric drying oven with forced convection temperature, dry 5h; Take by weighing dried PET heat-shrinkable film reclaimed materials fragment 79Kg and place homogenizer, adding density successively is 0.935 g/cm
3, melt mass flow rate is the MDPE 21Kg of 1.8g/10min, EPDM-g-MAH 8 Kg, three (2 that maleic anhydride grafting ratio is EPDM-g-MAH mass parts 0.87%, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.9Kg, middle colour carbon black 2.1 Kg, control homogenizer rotating speed 250r/min, 113 ℃ of temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 188 ℃ in I district, 203 ℃ in II district, 228 ℃ in III district, 235 ℃ in IV district, 250 ℃ in V district, 260 ℃ in VI district, die head temperature is 256 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, and control injection moulding machine barrel temperature is 199 ℃ in I district, 212 ℃ in II district, 230 ℃ in III district, 248 ℃ in IV district, 257 ℃ in V district, and 255 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
Embodiment 5
Behind waste PET heat-shrinkable film dusting out and impurity, place crusher, be ground into film fragments; Film fragments is put into electric drying oven with forced convection, 136 ℃ of control electric drying oven with forced convection temperature, dry 5h; Take by weighing dried PET heat-shrinkable film reclaimed materials fragment 68Kg and place homogenizer, adding density successively is 0.935 g/cm
3, melt mass flow rate is the MDPE 15Kg of 1.8g/10min, EPDM-g-MAH 4 Kg, three (2 that maleic anhydride grafting ratio is EPDM-g-MAH mass parts 0.87%, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.5Kg, middle colour carbon black 1.5 Kg, control homogenizer rotating speed 250r/min, 113 ℃ of temperature, mix 8min, stir into compound; Compound is placed conical parallel dual-screw extruding machine, control conical parallel dual-screw extruding machine barrel temperature is 182 ℃ in I district, 210 ℃ in II district, 220 ℃ in III district, 235 ℃ in IV district, 256 ℃ in V district, 260 ℃ in VI district, die head temperature is 256 ℃, and extrusion plasticizing becomes particulate material; Particulate material is placed injection moulding machine, and control injection moulding machine barrel temperature is 199 ℃ in I district, 212 ℃ in II district, 230 ℃ in III district, 248 ℃ in IV district, 257 ℃ in V district, and 255 ℃ of nozzle temperatures are injected into the plastics box for material circulation.
Claims (7)
1. the pet film reclaimed materials prepares the method for plastics box for material circulation, it is characterized in that:
Material and prescription
Polyethylene terephthalate heat-shrinkable film reclaimed materials 68～79 weight parts, medium-density polyethylene 15～21 weight parts, grafting maleic anhydride with ethylene propylene terpolymer 4～8 weight parts, three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester 0.5～0.9 weight part, middle colour carbon black 1.5～2.1 weight parts;
The preparation method
1) is ground into fragment, drying after will discarding polyethylene terephthalate heat-shrinkable film reclaimed materials removal of contamination;
2) dried fragment is placed homogenizer, add medium-density polyethylene, grafting maleic anhydride with ethylene propylene terpolymer, three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester, middle colour carbon black successively, high-speed stirring mixes compound;
3) compound is placed conical parallel dual-screw extruding machine, control barrel temperature and die head temperature, extrusion plasticizing becomes particulate material;
4) particulate material is placed injection moulding machine, control barrel temperature and nozzle temperature are injected into the plastics box for material circulation.
2. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, and the density that it is characterized in that described medium-density polyethylene is 0.935 g/cm
3, melt mass flow rate is 1.8g/10min.
3. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, it is characterized in that maleic anhydride grafting ratio is 0.87% of a grafting maleic anhydride with ethylene propylene terpolymer mass parts in the described grafting maleic anhydride with ethylene propylene terpolymer.
4. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, it is characterized in that described fragment drying temperature is that 135 ± 1 ℃, time of drying are 5h.
5. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, it is characterized in that described homogenizer mixing speed is 250r/min, 112 ± 1 ℃ of fragment temperature, mixes 8min.
6. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, it is characterized in that described conical parallel dual-screw extruding machine barrel temperature is 182～188 ℃ in I district, 203～210 ℃ in II district, 220～228 ℃ in III district, 235～242 ℃ in IV district, 250～256 ℃ in V district, 260～265 ℃ in VI district, die head temperature is 256～260 ℃.
7. pet film reclaimed materials according to claim 1 prepares the method for plastics box for material circulation, it is characterized in that described injection moulding machine barrel temperature is 194～199 ℃ in I district, 205～212 ℃ in II district, 223～230 ℃ in III district, 242～248 ℃ in IV district, 257～262 ℃ in V district, 255～258 ℃ of nozzle temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110170545A CN102286194A (en) | 2011-06-23 | 2011-06-23 | Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110170545A CN102286194A (en) | 2011-06-23 | 2011-06-23 | Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102286194A true CN102286194A (en) | 2011-12-21 |
Family
ID=45332961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110170545A Pending CN102286194A (en) | 2011-06-23 | 2011-06-23 | Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102286194A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673075A (en) * | 2012-04-17 | 2012-09-19 | 芜湖市弘瑞包装制品有限公司 | High-toughness plastic composite sheet for food cup |
| CN110591302A (en) * | 2019-09-18 | 2019-12-20 | 华东理工大学 | Method for preparing alloy by recycling hybrid PET |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5436296A (en) * | 1991-09-12 | 1995-07-25 | Alliedsignal Inc. | Compositions of polymeric materials including polyalkylene terephthalates and polyethylene |
| CN101735579A (en) * | 2009-12-25 | 2010-06-16 | 华南师范大学 | High-performance recovered PET/ABS alloy |
| CN101781446A (en) * | 2010-03-22 | 2010-07-21 | 福建师范大学 | Method for preparing plastic pipe fitting from polyethylene terephthalate (PET) bottle reclaimed material |
-
2011
- 2011-06-23 CN CN201110170545A patent/CN102286194A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5436296A (en) * | 1991-09-12 | 1995-07-25 | Alliedsignal Inc. | Compositions of polymeric materials including polyalkylene terephthalates and polyethylene |
| CN101735579A (en) * | 2009-12-25 | 2010-06-16 | 华南师范大学 | High-performance recovered PET/ABS alloy |
| CN101781446A (en) * | 2010-03-22 | 2010-07-21 | 福建师范大学 | Method for preparing plastic pipe fitting from polyethylene terephthalate (PET) bottle reclaimed material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673075A (en) * | 2012-04-17 | 2012-09-19 | 芜湖市弘瑞包装制品有限公司 | High-toughness plastic composite sheet for food cup |
| CN102673075B (en) * | 2012-04-17 | 2015-05-06 | 芜湖市弘瑞包装制品有限公司 | High-toughness plastic composite sheet for food cup |
| CN110591302A (en) * | 2019-09-18 | 2019-12-20 | 华东理工大学 | Method for preparing alloy by recycling hybrid PET |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103571039B (en) | High melting means polypropene composition and preparation method thereof | |
| US6494390B1 (en) | Solid state shear pulverization of multicomponent polymeric waste | |
| CN102015873B (en) | Polymeric compositions and articles comprising polylactic acid and polyolefin | |
| CN105315441A (en) | Application of fatty acid modified hyperbranched polyester to plastic processing | |
| CN1903922A (en) | Fully biodegradable plastic resin and its film product production method | |
| WO2020028699A1 (en) | Thermoplastic compositions having improved toughness, articles therefrom and methods thereof | |
| CN101899202B (en) | Method for preparing drainage pipe by recycled polyethylene terephthalate bottle scraps | |
| CN101671452A (en) | Functional master batch used for HDPE hollow container resisting environmental stress and cracking and preparation method thereof | |
| CN103319765B (en) | A kind of conduction, barrier polyethylene composition and its preparation method and application | |
| CN105131542B (en) | A kind of bamboo powder handled through lactide surface grafting and polylactic acid blend composite and preparation method and application | |
| CN106147009A (en) | A kind of filler parent granule prepared by regenerating polypropylene and preparation method thereof | |
| CN102321348B (en) | Method for preparing plastic tray from three-layer composite film recycled material | |
| CN109438799B (en) | Blended polyethylene resin suitable for hollow blow molding barrel with volume of more than 200L, and preparation method and application thereof | |
| CN103087487B (en) | Biodegradable resin and preparation method thereof | |
| CN102286194A (en) | Method for preparing plastic logistics boxes by using reclaimed polyethylene glycol terephthalate films | |
| CN103242628A (en) | Polyolefin-polyester blending recovery method | |
| CN102010582B (en) | Method for manufacturing plastic template by recycled modified polyethylene terephthalate bottle materials | |
| CN100592979C (en) | Polyolefin complete transparent master batch and preparation thereof | |
| CN112029205A (en) | Environment-friendly composite plastic with pearlescent effect and multicolor pattern effect and preparation method thereof | |
| CN106700236A (en) | Polypropylene filling master batch and preparation method thereof | |
| CN103739920A (en) | Method for manufacturing reusable plastic bags | |
| US11447617B2 (en) | Recycling of polymer materials | |
| CN101220175A (en) | Modified starch/lactic acid oligomer reactivity blended full biological decomposition plastics and preparation thereof | |
| CN103642124A (en) | Preparation method of polypropylene car bumper | |
| EP0546085A4 (en) | Direct fabrication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111221 |