CN107722456A - Woven bag flat filament prepared by a kind of waste or used plastics and preparation method thereof - Google Patents
Woven bag flat filament prepared by a kind of waste or used plastics and preparation method thereof Download PDFInfo
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- CN107722456A CN107722456A CN201711039546.8A CN201711039546A CN107722456A CN 107722456 A CN107722456 A CN 107722456A CN 201711039546 A CN201711039546 A CN 201711039546A CN 107722456 A CN107722456 A CN 107722456A
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- used plastics
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- 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
- B29C48/92—Measuring, controlling or regulating
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- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
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- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
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- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
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Abstract
The present invention provides woven bag flat filament prepared by a kind of waste or used plastics, raw material includes PP and PE mixing wastes and masterbatch, masterbatch includes vector resin, filler, dispersant, lubricant, coupling agent, toughener and Ratproof agent, Ratproof agent is the mixture of capsaicine, Camphora extract and Folium Artemisiae Argyi extract, and is supported in the bentonite and chitosan as filler composition.The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, including masterbatch preparation, waste or used plastics processing, dispensing mixing, extrusion molding, cooling, chopping, heat-shaping and winding, masterbatch preparation process include process Ratproof agent being supported in bentonite and chitosan.Woven bag flat filament prepared by the present invention, effectively using waste or used plastics, be advantageous to environmental protection, and the flat filament prepared has good mechanical property and protection against rodents effect.
Description
Technical field
The present invention relates to woven bag flat filament of a kind of waste or used plastics production and preparation method thereof, and in particular to one kind utilizes useless
The woven bag flat filament of the rat-and-ant proof of old plastics-production, and preparation method thereof.
Background technology
It using the raw material such as polypropylene or polyethylene by extrusion film, cutting, simple tension is flat that Polywoven Bag, which is,
Silk, by the product obtained through knitting device.As Polywoven Bag is in the increasing conduct of the industries such as chemical industry, food, electrical equipment
Packaging uses, and causes the use of the raw materials such as substantial amounts of polypropylene or polyethylene, environmental protection pressure is increasing.On the other hand,
The processing of the discarded object of various plastics, such as disposal plastic cup, infusion bottle, woven hose the like waste also turns into an environmental protection
Problem, turn waste into wealth, preparing woven bag using plastic refuse turns into twice laid, solves the scheme of environmental issue.
But when preparing woven bag using plastic refuse, following technical problem be present, and first, plastic refuse
Recycling can cause its intensity be deteriorated, influence to use, second, using waste or used plastics prepare woven bag, in use,
Especially as the packaging of chemical industry and food service industry in use, easily being bitten by mouse ant, the destruction of woven bag is caused.
The content of the invention
It is an object of the invention to provide a kind of Polywoven Bag flat filament of waste or used plastics production, there is good intensity, and
And the effect with good rat-and-ant proof.
In order to solve the above technical problems, the present invention provides following technical scheme：
The present invention provides woven bag flat filament prepared by a kind of waste or used plastics, specifically, for after waste or used plastics are handled with mother
Material mixing is used as raw material, the woven bag flat filament being prepared.
The raw material of woven bag flat filament includes PP and PE mixing wastes, altogether 70~80 parts by weight.PP and PE mixing wastes can
To come from the waste or used plastics product of recovery, including cup based on PP and PE, plastic bottle, infusion bottle etc., by handling
To plastic grain.
By the use of waste or used plastics as raw material prepare woven bag flat filament when, generally high-temperature fusion plasticizing is carried out to it, so as to
The plastic pellet of regeneration is obtained, so, the structure of plastic molecules in itself can be caused to be caused to prepare by a certain degree of destruction
Plastic flat fiber intensity decreases, influence with its preparation woven bag quality.
In addition, woven bag uses as packing material, especially as food or chemical industry packing material in use, being easy to
Bitten by mouse, destroy woven bag, gnaw food or chemical industry article.
For this reason, it may be necessary to the plasticity that can improve plastics, the masterbatch for avoiding woven bag from being gnawed by mouse are added in the feed.This
In invention, described masterbatch includes vector resin, filler, dispersant, lubricant, coupling agent, toughener and Ratproof agent.Masterbatch
15~20 parts by weight altogether.
Specifically, the effect of the vector resin in masterbatch mainly carries out mixed milling with the other components in masterbatch and made
Grain, be made with waste or used plastics particle similar in particle.In the present invention, vector resin selection high density polyethylene (HDPE), low density polyethylene
One or several kinds of mixtures of alkene or LLDPE.
Filler is the important part of masterbatch, can reduce cost, while play a part of increment.Filling out in the present invention
Material, include the mixture of powdered whiting, bentonite and chitosan.Powdered whiting is a kind of conventional filler, bentonite and
Chitosan except with play a part of reducing cost and increment as powdered whiting in addition to, an also very important effect
It is load Ratproof agent.Bentonite has layer structure, and Ratproof agent can be adsorbed in bentonitic layer by physisorption
It in shape structure, on the one hand can increase the load capacity of Ratproof agent, on the other hand, use of the Ratproof agent in woven bag can also be made
During slowly release increase protection against rodents effect.Chitosan has loose structure, can also serve as the bone of Ratproof agent absorption
Frame, increase the load of Ratproof agent, on the other hand, chitosan can degrade in the presence of visible ray, so, attached thereto
Ratproof agent can avoid the sharp aroma of woven bag with its degraded slowly release.
The effect of dispersant is to improve the processing fluidity of masterbatch, when being advantageous to masterbatch and the mixing of waste or used plastics particle, energy
It is enough more uniformly to be mixed.In the present invention, dispersant selection Tissuemat E, EVA waxes, solid paraffin or oxidic polyethylene
One or more of mixtures in wax.
Lubricant is similar with the effect of dispersant, it is possible to increase the lubricity of masterbatch, reduces friction, reduces section viscosity.
In the present invention, lubricant selection is EBS, one or two kinds of mixture in oleamide.
The effect of coupling agent is to improve the interface interaction between inorganic matter such as filler and organic matter such as vector resin, so as to carry
The physical property of high masterbatch.In the present invention, the one of coupling agent selection stearic acid, silane coupler, titanate esters or Aluminate
Kind or several mixtures.
Toughener is the important part of woven bag flat filament prepared by waste or used plastics, it is previously noted that because recovery is moulded
Material needs to plastify again, causes the decline of the new energy of its mechanics, and the present invention has been especially added with toughener, improves waste or used plastics conduct
Raw material prepares the mechanical property of woven bag flat filament.Specifically, the toughener selection of the present invention is ethylene-octene copolymer, second
One or several kinds of mixtures in alkene-propylene copolymer or ethylene propylene diene rubber.
Ratproof agent is added among masterbatch, as the functional material for preventing mouse from biting.Prior art is being prevented
It is more to add the disinfectants such as Niran, drinox in the feed using direct during mouse, but on the one hand this disinfectant can pollute ring
Border, on the other hand, as chemical products, especially as food pack in use, can have potential safety hazard.The present invention adopts
Ratproof agent is the mixture of capsaicine, Camphora extract and Folium Artemisiae Argyi extract.Use and naturally extracted from plant above
Material as Ratproof agent, protection against rodents is carried out to the characteristic of odor-sensitive using muroid, also will not be right during as woven bag raw material
Its chemical products packed or food produce harm.
Further, the woven bag flat filament that prepared by waste or used plastics of the invention, the quality respectively formed in the masterbatch of its raw material
Percentage composition is filler 60~70%, dispersant 3~5%, lubricant 1~2%, coupling agent 2~5%, toughener 1~2%,
Vector resin 15~25%, Ratproof agent 5~7%.
Further, the woven bag flat filament that prepared by waste or used plastics of the invention, described Rodenticide, is respectively formed
Weight/mass percentage composition is capsaicine 60~70%, Camphora extract 10~20%, Folium Artemisiae Argyi extract 10~20%.
Further, the woven bag flat filament that prepared by waste or used plastics of the invention, described PP and PE mixing wastes, PP and PE
Mass ratio be 3~5:1.
Further, the woven bag flat filament that prepared by waste or used plastics of the invention, in the filler, the quality percentage of each composition
Content is powdered whiting 60~70%, bentonite 10~20% and chitosan 20~30%.
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
According to filler 60~70%, dispersant 3~5%, lubricant 1~2%, coupling agent 2~5%, toughener 1~2%,
Vector resin 15~25%, the weight of Ratproof agent 5~7% is than stock.
Specifically, described filler is the mixture of powdered whiting, bentonite and chitosan, the Ratproof agent is capsicum
The mixture of alkali, Camphora extract and Folium Artemisiae Argyi extract.
Step 1.2, Ratproof agent is loaded.
As the capsaicine, Camphora extract and Folium Artemisiae Argyi extract of Ratproof agent, there is heavier taste, be directly appended to mother
Material or waste or used plastics among, can taste it is heavier, when as packing material in use, especially as packaging for foodstuff in use, meeting
Influence the experience of user.Therefore, Ratproof agent is supported in filler by the present invention, more specifically, is supported on filler
In bentonite and chitosan.So, the load capacity of Ratproof agent can not only be increased, furthermore, it is possible to which the sustained release for playing Ratproof agent is made
With.It especially chitosan, can be degraded in the presence of visible ray, the effect of environmental protection can not only be played, furthermore, it is possible to drop
The release of Ratproof agent is completed during solution, plays a part of persistently discharging.
Carrying method is to be dissolved in Ratproof agent in the mixture of ethanol and n-octyl alcohol, and then, filler is added thereto,
Ultrasonic disperse so that Ratproof agent physical absorption is in the bentonitic layer structure of filler and the loose structure of chitosan.Then
Filtering, drying, ethanol and n-octyl alcohol are removed, obtain loading the filler of Ratproof agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
10~15min of stir-activating at 100~120 DEG C.
Step 1.4, dispersant, lubricant and toughener are put into batch mixer, are warming up to 110~120 DEG C, stirring 15~
20min。
Step 1.5, vector resin is put into batch mixer, at 110~120 DEG C, stirs 5~8min.Cooling, is mixed
Material.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 2, waste or used plastics are handled.
Waste or used plastics are classified according to different type, separate plastic cup, the drink of polypropylene and polyethylene for main component
Expect the waste or used plastics such as bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
Step 3, dispensing mixes
The parts by weight of waste or used plastics particle 70~80 of the parts by weight of masterbatch pellet 15~20 of step 1 and step 2 are matched somebody with somebody
Material, PP and PE weight ratio is 3~5 wherein in waste or used plastics particle:1, then agitated machine stir, obtain prepare compile
Knit the raw material of bag flat filament.
Step 4, plasticating extrusion
Add raw materials into screw extruder, under heating condition, after plastifying, melt, be homogenized, extruded from film head, shape
Into filming.
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping.
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Specifically, in step 4, the screw extruder is single screw rod or double screw extruder, from be fed to discharging according to
It is secondary to be provided with 10 warm areas, its temperature is respectively 220~255 DEG C, 230~250 DEG C, 200~240 DEG C, 170~200 DEG C, 220
~250 DEG C, 210~250 DEG C, 220~240 DEG C, 190~210 DEG C, 210~255 DEG C, 205~240 DEG C.
In addition to the chemical composition of raw material in itself, preparation technology is also the factor for the mechanical property for influenceing flat filament.According to original
The composition of material, screw extruder of the present invention are provided with multiple warm areas, enable to composition different in raw material to obtain effectively
Thawing, plasticizing and homogenizing, improve the homogeneity of raw material, can further ensure the intensity of finished product flat filament.
Specifically, in step 5,44~50 DEG C of the temperature of cooling water in cooling water tank.
In step 7, draw ratio when traction stretches is 5~7 times, and the temperature of hot-rolling is 210~220 DEG C, the temperature of chilling roller
Spend for 40~50 DEG C.
Draw ratio, the control of heat roller temperature and the control of chilling roller temperature, be influence flat filament mechanical property it is another
Key factor, according to material composition, the present invention is provided with rational technological parameter, obtains the mechanical property of good flat filament.
A kind of waste or used plastics method for preparing woven bag flat filament of the present invention, masterbatch and waste or used plastics particle are carried out respectively
Prepare.When preparing masterbatch pellet, Ratproof agent is supported in the bentonite with layer structure by using alcohol dissolving and ultrasound
Or in the chitosan with loose structure, realize physical absorption.When preparing waste or used plastics particle, by waste or used plastics according to not
Same type sorts out the waste or used plastics that PP and PE is main component, through over cleaning, melting, filtering, granulation, prepare PP and
PE waste or used plastics particles.Then, masterbatch pellet and waste or used plastics particle are mixed, after drying, adds screw extruder, with
The rotation raw material of screw rod is forced to press to mill ditch, and raw material is constantly compacted during advance, discharges gas, raises temperature
And the external heat heat of screw rod is absorbed, material temperature rise is become viscosity flow state, the finally extrusion film from film head, enter
Cooling water tank is cooled down, and flat filament is cut into through cutter, by drawing, stretching, involving device and lead flat filament, is stretched and is heated by arc
Plate, stretching is heated, then through the sizing heating plate sizing of arc stress elimination, is finally packed up by receive silk machine, complete production.
The present invention uses the technical scheme of the above, realizes following technique effect.
1st, the present invention provides woven bag flat filament prepared by a kind of waste or used plastics, and waste or used plastics are recycled, are advantageous to
Environmental protection, and masterbatch of the addition with plasticising and protection against rodents effect in woven bag flat filament raw material, ensure that the power of woven bag flat filament
While learning performance, there is good protection against rodents effect.
2nd, woven bag flat filament prepared by waste or used plastics provided by the invention, in the masterbatch of raw material, Ratproof agent is supported on tool
Have in the bentonite of sandwich construction and the chitosan of loose structure, add the load capacity of Ratproof agent, enhance protection against rodents effect.
Meanwhile the sustained release of Ratproof agent and the technique effect persistently discharged are served, protection against rodents effect is lasting.
3rd, woven bag flat filament prepared by waste or used plastics provided by the invention, in the masterbatch of raw material, Ratproof agent is carried using plant
Capsaicine, Camphora extract and the Folium Artemisiae Argyi extract taken, the not only effect with protection against rodents, moreover, when woven bag as chemical industry or
The packaging of person's food is in use, will not have toxicity.
4th, the method that waste or used plastics provided by the invention prepare woven bag flat filament, by reasonable step and parameter setting,
Protection against rodents is enabled to effectively to be supported in filler, slowly release, ensures good mechanical property.
Embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to embodiment pair
The present invention is described in further detail.
Embodiment 1
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- high density polyethylene (HDPE) 37.5Kg, dispersant --- Tissuemat E 4.5Kg, lubricant ---
EBS 1.5Kg, coupling agent --- stearic acid 3.0Kg, toughener --- ethylene-octene copolymer 3.0Kg, weigh Ratproof agent into
Point, including capsaicine 6.3Kg, Camphora extract 2.1Kg, Folium Artemisiae Argyi extract 2.1Kg, weigh filler composition, including heavy carbonic acid
Calcium 54Kg, bentonite 18Kg, chitosan 18Kg are standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 6.3Kg, Camphora extract 2.1Kg, Folium Artemisiae Argyi extract
2.1Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting 54Kg, swelling
Native 18Kg, chitosan 18Kg, is added thereto, ultrasonic disperse 10min so that Ratproof agent physical absorption is in the bentonitic of filler
In the loose structure of layer structure and chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, obtain loading Ratproof agent
Filler.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 10min at 100 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 110
DEG C, stir 15min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 110 DEG C, stirs 5min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 150Kg and the waste or used plastics particle 700Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 525Kg in plastic grain and PE weight is 175Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.10 warm areas are disposed with from discharging is fed to, its temperature is respectively 220
℃、 230℃、200℃、170℃、220℃、210℃、220℃、190℃、210℃、205℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 5 times, and the temperature of hot-rolling is 210 DEG C, and the temperature of chilling roller is 40 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Embodiment 2
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- low density polyethylene (LDPE) 24Kg, dispersant --- EVA wax 8.0Kg, lubricant --- oleic acid
Acid amides 3.2Kg, coupling agent --- silane coupler 3.2Kg, toughener --- ethylene-propylene copolymer 1.6Kg, weigh protection against rodents
Agent composition, including capsaicine 4.8Kg, Camphora extract 0.8Kg, Folium Artemisiae Argyi extract 2.4Kg, weigh filler composition, including heavy
Calcium carbonate 78.4Kg, bentonite 11.2Kg, chitosan 22.4Kg are standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 4.8Kg, Camphora extract 0.8Kg, Folium Artemisiae Argyi extract
2.4Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting 78.4Kg, it is swollen
Moisten native 11.2Kg, chitosan 22.4Kg, be added thereto, ultrasonic disperse 15min so that Ratproof agent physical absorption is in the swollen of filler
Moisten in the layer structure of soil and the loose structure of chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, it is anti-to obtain load
The filler of mouse agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 15min at 110 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 115
DEG C, stir 20min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 115 DEG C, stirs 6min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 160Kg and the waste or used plastics particle 720Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 576Kg in plastic grain and PE weight is 144Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.10 warm areas are disposed with from discharging is fed to, its temperature is respectively 255
℃、 250℃、240℃、200℃、250℃、250℃、240℃、210℃、255℃、240℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 6 times, and the temperature of hot-rolling is 215 DEG C, and the temperature of chilling roller is 45 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Embodiment 3
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- LLDPE 42.5Kg, dispersant --- solid paraffin 5.1Kg, lubrication
Agent --- EBS 1.7Kg, coupling agent --- titanate esters 8.5Kg, toughener --- ethylene propylene diene rubber 1.7Kg, weigh Ratproof agent
Composition, including capsaicine 5.5Kg, Camphora extract 1.3Kg, Folium Artemisiae Argyi extract 1.7Kg, weigh filler composition, including heavy carbon
Sour calcium 71.4Kg, bentonite 20.4Kg, chitosan 10.2Kg are standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 5.5Kg, Camphora extract 1.3Kg, Folium Artemisiae Argyi extract
1.7Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting 71.4Kg, it is swollen
Moisten native 20.4Kg, chitosan 10.2Kg, be added thereto, ultrasonic disperse 20min so that Ratproof agent physical absorption is in the swollen of filler
Moisten in the layer structure of soil and the loose structure of chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, it is anti-to obtain load
The filler of mouse agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 10min at 120 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 120
DEG C, stir 15min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 120 DEG C, stirs 8min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 170Kg and the waste or used plastics particle 740Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 617Kg in plastic grain and PE weight is 123Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.It is respectively 220 from being fed to discharging to be disposed with 10 warm area its temperature
℃、230℃、200℃、170℃、220℃、210℃、220℃、190℃、210℃、205℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 7 times, and the temperature of hot-rolling is 220 DEG C, and the temperature of chilling roller is 50 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Embodiment 4
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- high density polyethylene (HDPE) 36.0Kg, dispersant --- haloflex wax 7.2Kg, lubrication
Agent --- oleamide 3.6Kg, coupling agent --- Aluminate 5.4Kg, toughener --- ethylene-octene copolymer and ethene-the third
Alkene copolymer calculates 1.8Kg, weighs Ratproof agent composition, including capsaicine 5.85Kg, Camphora extract 0.9Kg, Folium Artemisiae Argyi extract
2.25Kg, weighs filler composition, including powdered whiting 76.0Kg, bentonite 17.5Kg, chitosan 23.4Kg, standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 5.85Kg, Camphora extract 0.9Kg, Folium Artemisiae Argyi extract
2.25Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting 76.0Kg,
Bentonite 17.5Kg, chitosan 23.4Kg, is added thereto, ultrasonic disperse 10min so that Ratproof agent physical absorption is in filler
In the loose structure of bentonitic layer structure and chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, loaded
The filler of Ratproof agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 10min at 100 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 110
DEG C, stir 15min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 110 DEG C, stirs 5min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 180Kg and the waste or used plastics particle 760Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 570Kg in plastic grain and PE weight is 190Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.10 warm areas are disposed with from discharging is fed to, its temperature is respectively 220
℃、 230℃、200℃、170℃、220℃、210℃、220℃、190℃、210℃、205℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 5 times, and the temperature of hot-rolling is 210 DEG C, and the temperature of chilling roller is 40 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Embodiment 5
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- low density polyethylene (LDPE) 39.9Kg, dispersant --- the mixture of EVA waxes and Tissuemat E
5.7Kg altogether, lubricant --- oleamide and EBS mixture 3.8Kg, coupling agent --- stearic acid and silane coupler
Mixture 7.6Kg, the mixing of toughener --- ethylene-propylene copolymer, ethylene-octene copolymer and ethylene propylene diene rubber
Thing 1.9Kg, Ratproof agent composition, including capsaicine 7.98Kg are weighed, Camphora extract 1.14Kg, Folium Artemisiae Argyi extract 2.28Kg, is claimed
Take filler composition, including powdered whiting 77.8Kg, bentonite 23.9Kg, chitosan 18.0Kg are standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 7.98Kg, Camphora extract 1.14Kg, folium artemisiae argyi extraction
Thing 2.28Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting
77.8Kg, bentonite 23.9Kg, chitosan 18.0Kg, it is added thereto, ultrasonic disperse 15min so that Ratproof agent physical absorption exists
In the bentonitic layer structure of filler and the loose structure of chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, obtain
To the filler of load Ratproof agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 15min at 110 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 115
DEG C, stir 20min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 115 DEG C, stirs 6min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 190Kg and the waste or used plastics particle 780Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 624Kg in plastic grain and PE weight is 156Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.10 warm areas are disposed with from discharging is fed to, its temperature is respectively 255
℃、 250℃、240℃、200℃、250℃、250℃、240℃、210℃、255℃、240℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 6 times, and the temperature of hot-rolling is 215 DEG C, and the temperature of chilling roller is 45 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Embodiment 6
The present invention also provides a kind of method that waste or used plastics prepare woven bag flat filament, comprises the following steps：
Step 1, masterbatch pellet is prepared.
Step 1.1, stock up.
Weigh vector resin --- low density polyethylene (LDPE) and LLDPE 32.0Kg, dispersant --- solid stone
The mixture 6.0Kg of wax and OPE, lubricant --- EBS and oleamide mixture 4.0Kg, coupling
The mixture 8.0Kg of agent --- titanate esters and stearic acid and silane coupler, toughener --- ethylene propylene diene rubber 2.0Kg,
Ratproof agent composition, including capsaicine 8.4Kg are weighed, Camphora extract 2.4Kg, Folium Artemisiae Argyi extract 1.2Kg, weighs filler composition,
Including powdered whiting 95.2Kg, bentonite 13.6Kg, chitosan 27.2g are standby.
Step 1.2, Ratproof agent is loaded.
The Ratproof agent composition that step 1.1 is weighed, including capsaicine 8.4Kg, Camphora extract 2.4Kg, Folium Artemisiae Argyi extract
1.2Kg, add in the mixture of 100L ethanol and n-octyl alcohol, then, by filler composition, including powdered whiting 95.2Kg, it is swollen
Moisten native 13.6Kg, chitosan 27.2g, be added thereto, ultrasonic disperse 20min so that swelling of the Ratproof agent physical absorption in filler
In the layer structure of soil and the loose structure of chitosan.Then filter, dry, remove ethanol and n-octyl alcohol, obtain loading protection against rodents
The filler of agent.
Step 1.3, by the filler of the load Ratproof agent of step 1.2, and coupling agent is together, is placed in batch mixer and activates,
Stir-activating 10min at 120 DEG C.
Step 1.4, the dispersant weighed in step 1.1, lubricant and toughener are put into batch mixer, are warming up to 120
DEG C, stir 15min.
Step 1.5, the vector resin weighed in step 1.1 is put into batch mixer, at 120 DEG C, stirs 8min.It is cold
But, batch mixing is obtained.
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet.
Step 2, waste or used plastics handle to obtain PP and PE waste or used plastics particles.
Waste or used plastics are classified according to different type, sort out polypropylene and polyethylene for main component plastic cup,
The waste or used plastics such as beverage bottle, infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles.
It is of course also possible to PP the and PE waste or used plastics particles for having prepared completion are directly bought, such as one-level is white, ton construction materials contract
With cup material etc..
Step 3, dispensing mixes.
Masterbatch pellet 200Kg and the waste or used plastics particle 800Kg of step 2 prepared by step 1 carries out dispensing, wherein waste and old
PP is 667Kg in plastic grain and PE weight is 133Kg, and then agitated machine stirs, and obtains preparing woven bag flat filament
Raw material.
Step 4, extrusion molding
Add raw materials into screw extruder (single screw rod or double screw extruder), under heating condition, by plastifying, melting
After melting, being homogenized, extruded from film head, form filming.It is respectively 220 from being fed to discharging to be disposed with 10 warm area its temperature
℃、230℃、200℃、170℃、220℃、210℃、220℃、190℃、210℃、205℃。
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film, 44~50 DEG C of the temperature of cooling water.
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk.
Step 7, heat-shaping
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament.Stretching during traction stretching
Multiple is 7 times, and the temperature of hot-rolling is 220 DEG C, and the temperature of chilling roller is 50 DEG C.
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
Experimental example
1st, Mechanics Performance Testing.
Finished product of braided bag flat filament prepared by a kind of waste or used plastics that embodiment 1 to embodiment 6 obtains is tested, its power
Learn the performance test results such as table 1.
The mechanical experimental results of table 1
| Embodiment | Intensity (N) | Elongation at break (%) |
| Embodiment 1 | 28.25 | 37.1 |
| Embodiment 2 | 26.74 | 35.7 |
| Embodiment 3 | 25.96 | 34.8 |
| Embodiment 4 | 27.57 | 35.1 |
| Embodiment 5 | 25.33 | 34.5 |
| Embodiment 6 | 25.64 | 35.2 |
2nd, protection against rodents is tested.
2.1 protections against rodents are tested.
Protection against rodents experiment is carried out as follows.
Experiment material is prepared first, by the woven bag flat filament of the present invention according to the method in GB/T8815-2002, is prepared into
150mm × 20mm × 3mm experiment material.
Then, it is 250g or so rat 15 to select weight, is randomly divided into 3 groups, PP plastic wires are positioned over by every group
In cage, cage size is 600mm × 400mm × 250mm.
Rat diet feeds water, and experiment material is put into cage, and fixes, in each cage in the longitudinal direction
Uniformly place 3 experiment materials.Activities in rats situation is observed, experimental period is 7 days.
After experiment, situation that test experiments sample is bitten, the area percentage of experiment material is accounted for the area that bites
Calculate, obtain following experimental result.
The protection against rodents experimental result of table 2
| Embodiment | The area that bites accounts for the percentage of experiment material area |
| Embodiment 1 | 5% |
| Embodiment 2 | 3% |
| Embodiment 3 | 4% |
| Embodiment 4 | 4% |
| Embodiment 5 | 5% |
| Embodiment 6 | 4% |
Protection against rodents is tested after 2.2 artificial accelerated agings.
Protection against rodents experiment is carried out as follows.
Prepare experiment material first, method and 2.1 identical.
Then, experiment material carries out artificially roughening.
Then, protection against rodents experiment is carried out, method and 2.1 identical, simply experiment material is the reality after artificially roughening
Test material.
After experiment, situation that test experiments sample is bitten, the area percentage of experiment material is accounted for the area that bites
Calculate, obtain following experimental result.
Protection against rodents experimental result after the artificially roughening of table 3
| Embodiment | The area that bites accounts for the percentage of experiment material area |
| Embodiment 1 | 4% |
| Embodiment 2 | 4% |
| Embodiment 3 | 5% |
| Embodiment 4 | 4% |
| Embodiment 5 | 3% |
| Embodiment 6 | 4% |
From table 1, table 2, the test result of table 3 can be seen that woven bag flat filament prepared by waste or used plastics provided by the invention,
With good mechanical property, while there is good protection against rodents effect, and still there is good protection against rodents effect after accelerated ageing,
Protection against rodents effect is lasting.
What each embodiment stressed is the difference with other embodiment in this specification, each embodiment it
Between identical similar portion mutually referring to.
Technology provided by the present invention is described in detail above.Specific embodiment used herein is to the present invention
Principle and embodiment be set forth, the explanation of above example be only intended to help the method for understanding the present invention and its
Core concept.It should be pointed out that for those skilled in the art, the premise of the principle of the invention is not being departed from
Under, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the protection of the claims in the present invention
In the range of.
Claims (10)
1. woven bag flat filament prepared by a kind of waste or used plastics, flat for treated waste or used plastics are mixed into woven bag with masterbatch
The woven bag flat filament that the raw material of silk is prepared, it is characterised in that：The raw material of woven bag flat filament includes,
The parts by weight of PP and PE mixing wastes 70~80；
The parts by weight of masterbatch 15~20；
The masterbatch includes vector resin, filler, dispersant, lubricant, coupling agent, toughener and Ratproof agent.
2. woven bag flat filament prepared by waste or used plastics according to claim 1, it is characterised in that：
The vector resin is the one or several kinds of high density polyethylene (HDPE), low density polyethylene (LDPE) or LLDPE
Mixture；
Described filler is the mixture of powdered whiting, bentonite and chitosan；
The dispersant is one or more of mixtures in Tissuemat E, EVA waxes, solid paraffin or OPE；
The lubricant is one or two kinds of mixture in EBS, oleamide；
The coupling agent is one or several kinds of mixtures of stearic acid, silane coupler, titanate esters or Aluminate；
Described toughener be one kind either in ethylene propylene diene rubber of ethylene-octene copolymer, ethylene-propylene copolymer or
Several mixtures；
The Ratproof agent is the mixture of capsaicine, Camphora extract and Folium Artemisiae Argyi extract.
3. woven bag flat filament prepared by waste or used plastics according to claim 2, it is characterised in that：In the masterbatch, respectively into
The weight/mass percentage composition divided is filler 60~70%, dispersant 3~5%, lubricant 1~2%, coupling agent 2~5%, toughener
1~2%, vector resin 15~25%, Ratproof agent 5~7%.
4. woven bag flat filament prepared by waste or used plastics according to claim 2, it is characterised in that：Described Rodenticide,
The weight/mass percentage composition of each composition is capsaicine 60~70%, Camphora extract 10~20%, Folium Artemisiae Argyi extract 10~20%.
5. woven bag flat filament prepared by waste or used plastics according to claim 2, it is characterised in that：Described PP and PE mixing
Waste material, PP and PE mass ratio are 3~5:1.
6. woven bag flat filament prepared by waste or used plastics according to claim 2, it is characterised in that：In the filler, respectively into
The weight/mass percentage composition divided is powdered whiting 60~70%, bentonite 10~20% and chitosan 20~30%.
7. a kind of method that waste or used plastics prepare woven bag flat filament, it is characterised in that：Comprise the following steps,
Step 1, masterbatch is prepared；
Step 1.1, stock up；
According to filler 60~70%, dispersant 3~5%, lubricant 1~2%, coupling agent 2~5%, toughener 1~2%, carrier
Resin 15~25%, for the weight of Ratproof agent 5~7% than stock, described filler is the mixed of powdered whiting, bentonite and chitosan
Compound, the Ratproof agent are the mixture of capsaicine, Camphora extract and Folium Artemisiae Argyi extract；
Step 1.2, Ratproof agent is loaded；
Ratproof agent is dissolved in the mixture of ethanol and n-octyl alcohol, be then added thereto filler, ultrasonic disperse, after drying
To the filler of load Ratproof agent；
Step 1.3, the filler of step 1.2 and coupling agent are placed in batch mixer activation, the stir-activating at 100~120 DEG C
10min；
Step 1.4, dispersant, lubricant and toughener are put into batch mixer, stir 20min, be warming up to 110~120 DEG C；
Step 1.5, vector resin is put into batch mixer, at 110~120 DEG C, stirs 5min, cooling, obtain batch mixing；
Step 1.6, batch mixing step 1.5 obtained is extruded, and is granulated, is obtained masterbatch pellet；
Step 2, waste or used plastics are handled；
Waste or used plastics are classified according to different type, separate polypropylene and polyethylene for the plastic cup of main component, beverage bottle,
The waste or used plastics such as infusion bottle, through over cleaning, melting, filtering, granulation, prepare PP and PE waste or used plastics particles；
Step 3, dispensing mixes
The parts by weight of waste or used plastics particle 70~80 of the parts by weight of masterbatch pellet 15~20 of step 1 and step 2 are subjected to dispensing, its
PP and PE weight ratio is 3~5 in middle waste or used plastics particle:1, then agitated machine stir, obtain preparing woven bag flat
The raw material of silk；
Step 4, extrusion molding
Add raw materials into screw extruder, under heating condition, after plastifying, melt, be homogenized, extruded from film head, form life
Film；
Step 5, cool down
Filming passes through cooling water cooling in cooling water tank and obtains flat film；
Step 6, chopping
The flat-die that cooling obtains is passed through into cutter chopping, obtains embryo silk；
Step 7, heat-shaping；
Embryo silk is by hot-rolling heating traction stretching, then by chilling roller heat treatment, obtains flat filament；
Step 8, wind
Flat filament obtains finished product by tension wrap-up system winding shaping.
8. the method that waste or used plastics according to claim 7 prepare woven bag flat filament, it is characterised in that：It is described in step 4
Screw extruder is single screw rod or double screw extruder, and 10 warm areas, its temperature difference are disposed with from discharging is fed to
For 220~255 DEG C, 230~250 DEG C, 200~240 DEG C, 170~200 DEG C, 220~250 DEG C, 210~250 DEG C, 220~240
DEG C, 190~210 DEG C, 210~255 DEG C, 205~240 DEG C.
9. the method that waste or used plastics according to claim 7 prepare woven bag flat filament, it is characterised in that：In step 5, cooling
44~50 DEG C of the temperature of cooling water in water tank.
10. the method that waste or used plastics according to claim 7 prepare woven bag flat filament, it is characterised in that：In step 7, lead
The draw ratio being pulled when stretching is 5~7 times, and the temperature of hot-rolling is 210~220 DEG C, and the temperature of chilling roller is 40~50 DEG C.
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