CN107593757A - A kind of blue desinsection expelling parasite master batch, preparation method and the agricultural film containing the master batch - Google Patents
A kind of blue desinsection expelling parasite master batch, preparation method and the agricultural film containing the master batch Download PDFInfo
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Abstract
The invention discloses a kind of blue desinsection expelling parasite master batch, preparation method and the agricultural film containing the master batch, master batch is with emamectin benzoate, AVM or chlopyrifos, zinc stearate, lubrication dispersing agent, antioxidant, light stabilizer, phthalocyanine blue B, active powdered whiting, LDPE is material, it is sufficiently mixed through the sealed mixing and blending machine of low speed, internal mixing and plasticizing is carried out into banbury, the material plastified by automatic charging machine feeding extremely, double-cone feeding machine, single screw extrusion machine is extruded, air-cooled fervent granulating, vibratory sieve screens, finished product hopper, master batch finished product packing, the desinsection expelling parasite master batch is mixed in PE resins with certain proportion addition can be blow molded into desinsection expelling parasite agricultural film, agricultural film containing blue desinsection expelling parasite master batch being capable of desinsection, expelling parasite, sterilization and promotion growth, precocity volume increase.
Description
Technical field
The present invention relates to functional film technical field, it particularly relates to a kind of blue desinsection expelling parasite master batch, preparation side
Method and the agricultural film containing the master batch.
Background technology
For a long time, insect pest is always to influence a great problem of crop yield, to avoid and solving pest problem, plantation
Family draws worm using traditional light and catches and kills or burn the expulsion winged insect of spirea containing aromatic hydrocarbon, but the scope of expelling parasite and effect have
Limit, largely is used by chemical pesticide for a long time, not only causes the dirt of environment mainly by sprinkling chemical pesticide for the killing of insect pest in addition
Dye, and severely compromises the health of human body, by the research paper retrieved substantial amounts of patent document and published, not yet
It was found that can simultaneously expelling parasite, deinsectization and the correlation technique free from environmental pollution not also being detrimental to health.
The problem of in correlation technique, effective solution is not yet proposed at present.
The content of the invention
For the above-mentioned technical problem in correlation technique, the present invention proposes a kind of blue desinsection expelling parasite master batch, preparation method
And the agricultural film containing the master batch, can expelling parasite simultaneously, deinsectization and free from environmental pollution be not also detrimental to health.
To realize above-mentioned technical purpose, the technical proposal of the invention is realized in this way：
A kind of blue desinsection expelling parasite master batch, is calculated, the master batch is made up of following components according to the mass fraction：Emamectin benzoate：2-4 parts,
AVM or chlopyrifos：4-7 parts, zinc stearate：0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:4-6 parts, light are stable
Agent：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, active powdered whiting：20-30 parts, LDPE:38.5-62.9 parts.
Preferably, described antioxidant selects antioxidant B215, and the antioxidant B215 is by antioxidant 1010 and antioxygen
Agent 168 is using mass ratio as 1:The mixture of 2 compoundings, the light stabilizer select light stabilizer TH783.
Preferably, the emamectin benzoate mass concentration is 90%, AVM mass concentration 75~80%, chlopyrifos mass concentration
It is 100% or 125% more than or equal to 95% and less than 100%, phthalocyanine blue B mass concentrations.
Preferably, the particle diameter of the active powdered whiting is 0.6-5.5 μm.
A kind of preparation method of blue desinsection expelling parasite master batch, comprises the following steps：
S1：Prepare raw material by following mass component：Emamectin benzoate：2-4 parts, AVM or chlopyrifos：4-7 parts, zinc stearate：
0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:4-6 parts, light stabilizer：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, activity weight
Matter calcium carbonate：20-30 parts, LDPE:38.5-62.9 parts；
S2：Phthalocyanine blue B and lubrication dispersing agent in step S1 are placed in batch mixer, mix 2-4 minutes；
S3：Emamectin benzoate in step S1, AVM or chlopyrifos, zinc stearate are added into the mixed compounds of step S2
In, coated, mixed, disperseed in the batch mixer, coprocessing 4-6 minutes；
S4：Antioxidant in step S1, light stabilizer are added in the mixed compounds of step S3, mixed in the batch mixer
Close 4-6 minutes；
S5：Activated Calcium carbonate in step S1 and LDPE are added in the mixed compounds of step S4, in the batch mixer
Mix 6-10 minutes；
S6：The mixed compounds of step S5 are positioned in banbury, divided through the abundant internal mixing and plasticizing 20-30 of the banbury
Clock, successively by automatic charging machine, double-cone feeding machine, single screw extrusion machine extrusion, air-cooled fervent granulating.
Further, the batch mixer mixing speed is 60-70 revs/min.
Further, step S6 Zhong Ge areas temperature is：The temperature of internal mixing pass banbury is 130-140 DEG C, double
Bore 120-125 DEG C of feeding machine temperature, 125-130 DEG C of single screw rod I areas temperature, 128-133 DEG C of II areas temperature, III areas temperature 125-
130 DEG C, IV temperature 120-125 degree, 115-120 DEG C of die head temperature.
A kind of agricultural film containing blue desinsection expelling parasite master batch, the agricultural film are calculated, are made up of following components according to the mass fraction：
PE resin 92-96 parts, master batch:4-8 parts；Wherein, the master batch is calculated according to the mass fraction, is made up of following components：Emamectin benzoate：2-
4 parts, AVM or chlopyrifos：4-7 parts, zinc stearate：0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:4-6 parts, light
Stabilizer：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, active powdered whiting：20-30 parts, LDPE:38.5-62.9 parts.
Further, the PE resins include HDPE, LDPE and LLDPE, calculate according to the mass fraction, and the agricultural film is by following
Component is made：Master batch 4-8 parts, HDPE6-12 parts, LDPE20-30 parts, LLDPE50-70 parts.
Further, the thickness of the agricultural film containing blue desinsection expelling parasite master batch is 0.008-0.02mm.
Beneficial effects of the present invention：A kind of agricultural film containing blue desinsection expelling parasite master batch being capable of desinsection, expelling parasite, sterilization and rush
Enter growth, precocious volume increase.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained, belongs to the scope of protection of the invention.
Embodiment 1：Prepare raw material by following mass component：Mass concentration is 90% emamectin benzoate：2Kg, mass concentration are
76% AVM：4Kg, zinc stearate：0.6Kg, lubrication dispersing agent：4Kg, antioxidant:4Kg, light stabilizer：1Kg, quality
Concentration is 125% phthalocyanine blue B:1.5Kg, active powdered whiting：20Kg, LDPE: 62.9Kg；The grain of active powdered whiting
Footpath is 5.5 μm, and phthalocyanine blue B, lubrication dispersing agent are placed in low speed batch mixer and carry out mixing 3 minutes, first is added after well mixed
Dimension salt, AVM, zinc stearate are coated in batch mixer, mixed, decentralized processing 5 minutes, add antioxidant B215,
Light stabilizer TH783 places activated Calcium carbonate after mixing 5 minutes, LDPE resin was placed in banbury through mixing in 8 minutes；Material passes through
The abundant internal mixing and plasticizing of banbury 25 minutes, automatic charging machine is poured into, input double-cone feeding machine enters single screw rod comminutor, through single spiral shell
Bar extruder extrusion, air-cooled fervent granulating, desinsection expelling parasite master batch is made, batch mixer mixing speed is 60 revs/min, internal mixing pass
The temperature of banbury is 130 DEG C, 120 DEG C of double-cone feeding machine temperature, 125 DEG C of single screw rod I areas temperature, 128 DEG C of II areas temperature, III
125 DEG C of area's temperature, 120 degree of IV temperature, 115 DEG C of die head temperature.Wherein, LDPE is low density polyethylene (LDPE).
Above-mentioned manufactured master batch 5Kg, HDPE10Kg, LDPE25Kg, LLDPE60Kg are taken, is placed in mixer, sets spiral
290 revs/min of speed of agitator, mixing time 30 minutes, the material to stir is placed in film blow blowing extruder hopper, entered
Row extruded blown agricultural film, agricultural film thickness are 0.008mm, wherein, HDPE is high density polyethylene (HDPE), and LLDPE is that linear, low density gathers
Ethene.
Embodiment 2：Prepare raw material by following mass component：Mass concentration is 90% emamectin benzoate：3Kg, mass concentration are
75% AVM：7Kg, zinc stearate：1.2Kg, lubrication dispersing agent：6Kg, antioxidant:5Kg, light stabilizer：1.8Kg, matter
Measure the phthalocyanine blue B that concentration is 100%:2.3Kg, active powdered whiting：25Kg, LDPE: 48.7Kg；Active powdered whiting
Particle diameter is 3.6 μm, and phthalocyanine blue B, lubrication dispersing agent are placed in low speed batch mixer and carry out mixing 3 minutes, is added after well mixed
Emamectin benzoate, AVM, zinc stearate are coated in batch mixer, mixed, decentralized processing 6 minutes, add antioxidant
B215, light stabilizer TH783 place activated Calcium carbonate after mixing 4 minutes, LDPE resin was placed in banbury through mixing in 7 minutes；
Material pours into automatic charging machine through the abundant internal mixing and plasticizing of banbury 27 minutes, and input double-cone feeding machine enters single screw rod comminutor,
Extruded through single screw extrusion machine, air-cooled fervent granulating, desinsection expelling parasite master batch is made, batch mixer mixing speed is 63 revs/min, close
The temperature of refining process banbury is 135 DEG C, 123 DEG C of double-cone feeding machine temperature, 128 DEG C of single screw rod I areas temperature, II areas temperature 130
DEG C, 129 DEG C of III areas temperature, 123 degree of IV temperature, 118 DEG C of die head temperature.
Above-mentioned manufactured master batch 6Kg, HDPE10Kg, LDPE24Kg, LLDPE60Kg are taken, is placed in mixer, sets spiral
290 revs/min of speed of agitator, mixing time 30 minutes, the material to stir is placed in film blow blowing extruder hopper, entered
Row extruded blown agricultural film, agricultural film thickness are 0.02mm.
Embodiment 3：Prepare raw material by following mass component：Mass concentration is 90% emamectin benzoate：4Kg, mass concentration are
97% chlopyrifos：4Kg, zinc stearate：2Kg, lubrication dispersing agent：8Kg, antioxidant:6Kg, light stabilizer：2Kg, mass concentration
For 100% phthalocyanine blue B:2.5Kg, active powdered whiting：30Kg, LDPE: 41.5Kg；The particle diameter of active powdered whiting is
0.06 μm, phthalocyanine blue B, lubrication dispersing agent are placed in low speed batch mixer and carry out mixing 4 minutes, first dimension is added after being well mixed
Salt, chlopyrifos, zinc stearate are coated in batch mixer, mixed, decentralized processing 6 minutes, and it is steady to add antioxidant B215, light
Determine placement activated Calcium carbonate after agent TH783 is mixed 6 minutes, LDPE resin was placed in banbury through mixing in 10 minutes；Material is through close
The abundant internal mixing and plasticizing of mill 30 minutes, automatic charging machine is poured into, input double-cone feeding machine enters single screw rod comminutor, through single screw rod
Extruder extrusion, air-cooled fervent granulating, desinsection expelling parasite master batch is made, batch mixer mixing speed is 60 revs/min, and internal mixing pass is close
The temperature of mill is 135 DEG C, 123 DEG C of double-cone feeding machine temperature, 128 DEG C of single screw rod I areas temperature, 130 DEG C of II areas temperature, III areas
129 DEG C of temperature, 123 degree of IV temperature, 118 DEG C of die head temperature.
Above-mentioned manufactured master batch 8Kg, HDPE8Kg, LDPE24Kg, LLDPE60Kg are taken, is placed in mixer, sets spiral
290 revs/min of speed of agitator, mixing time 30 minutes, the material to stir is placed in film blow blowing extruder hopper, entered
Row extruded blown agricultural film, agricultural film thickness are 0.012mm.
Embodiment 4：Prepare raw material by following mass component：Mass concentration is 90% emamectin benzoate：4Kg, mass concentration are
98% chlopyrifos：7Kg, zinc stearate：2Kg, lubrication dispersing agent：8Kg, antioxidant:6Kg, light stabilizer：2Kg, mass concentration
For 100% phthalocyanine blue B:2.5Kg, active powdered whiting：30Kg, LDPE: 38.5Kg；The particle diameter of active powdered whiting is
5.5 μm, phthalocyanine blue B, lubrication dispersing agent are placed in low speed batch mixer carry out mixing 2 minutes, be well mixed after add emamectin benzoate,
Chlopyrifos, zinc stearate are coated in batch mixer, mixed, decentralized processing 4 minutes, and it is stable to add antioxidant B215, light
Agent TH783 places activated Calcium carbonate after mixing 4 minutes, LDPE resin was placed in banbury through mixing in 6 minutes；Material is through banbury
Abundant internal mixing and plasticizing 20 minutes, automatic charging machine is poured into, input double-cone feeding machine enters single screw rod comminutor, through Single screw extrusion
Machine extrusion, air-cooled fervent granulating, desinsection expelling parasite master batch is made, batch mixer mixing speed is 70 revs/min, internal mixing pass banbury
Temperature be 135 DEG C, 123 DEG C of double-cone feeding machine temperature, 128 DEG C of single screw rod I areas temperature, 130 DEG C of II areas temperature, III areas temperature
129 DEG C, 123 degree of IV temperature, 118 DEG C of die head temperature.
Above-mentioned manufactured master batch 4Kg, HDPE11Kg, LDPE30Kg, LLDPE55Kg are taken, is placed in mixer, sets spiral
290 revs/min of speed of agitator, mixing time 30 minutes, the material to stir is placed in film blow blowing extruder hopper, entered
Row extruded blown agricultural film, agricultural film thickness are 0.015mm.
The relative density of blue desinsection expelling parasite master batch prepared according to embodiment 1, embodiment 2, embodiment 3, embodiment 4 is
1.0-1.2g/cm3, melt and refer to 2.5-3.5g/10min, chroma blue 60-70%, water content is less than 0.2%.
By the agricultural film prepared by embodiment 1, embodiment 2, embodiment 3, embodiment 4 and ordinary agricultural membrane in same bar field, on the same day
Planting after plastic covered（Sowing date is April 11）, unified management cotton field under conditions of, using mechanical plastic film mulch, the experiment knot after use
Fruit is as follows：
Table 1：Effect is heated in film
Table 2：Use every testing result after agricultural film
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Common ground film |
| Killing rate（%） | 90 | 94 | 95 | 93 | 0 |
| Desinsection timeliness（My god） | 90 | 91 | 92 | 91 | —— |
| Expelling parasite timeliness（My god） | 110 | 112 | 110 | 111 | 0 |
| Insect prevention number（It is secondary） | 1 | 1 | 1 | 1 | 6 |
| Crop emerges the date | April 21 | April 20 | April 20 | April 20 | April 23 |
| Emergence rate（%） | 90 | 93 | 92 | 89 | 70 |
| Crop buddings the date | May 20 | May 21 | May 20 | May 20 | May 23 |
| Seed cotton yield（Kg/ mus） | 360 | 365 | 370 | 369 | 280 |
By the agricultural film prepared by embodiment 1, embodiment 2, embodiment 3, embodiment 4 and ordinary agricultural membrane simultaneously potato experimental plot,
Cotton test field, tomato experimental plot planting after plastic covered on the same day（Sowing date is April 11）, under conditions of unified management, using machine
Tool plastic film mulch, the yield comparison result such as following table after use：
Table 3：Each experimental plot crop yield
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Common ground film | |
| Potato yield（Kg/ mus） | 3539 | 3610 | 3695 | 3592 | 2747.5 |
| Seed cotton yield（Kg/ mus） | 360 | 365 | 370 | 369 | 280 |
| Tomato yield（Kg/ mus） | 7821 | 7834 | 8005 | 7968 | 6109 |
Wherein, embodiment 3 and embodiment 4 are respectively 0.32% and 0.28% using the content of cephacoria Chlorpyrifos, detect embodiment 3
Content with the residual film Chlorpyrifos after the use of embodiment 4 is respectively 0.0013% and 0.0009%.
Obtained according to above analysis of experimental results：A kind of agricultural film containing blue desinsection expelling parasite master batch has desinsection, expelling parasite
Function：Using emamectin benzoate（Full name emamectin-benzoate）, AVM or chlopyrifos, make full use of its wide
Spectrum, characteristic efficiently, less toxic, the content of the residual film Chlorpyrifos after use is respectively 0.0013% and 0.0009%, wherein big portion
Divide chlopyrifos all to be volatilized away in a manner of stifling, do not remained substantially in film；Zinc stearate in this formula for heat stabilizer,
External lubricant；Lubrication dispersing agent infiltrates filler particles, promotes lubrication scattered, improves tinctorial strength, improves the mobility of master batch；It is anti-
Oxygen agent can effectively suppress the thermal degradation and oxidative degradation of plastic products and insecticide, improve the timeliness of insecticide sustained release；Light is steady
Agent has anti-light thermal degradation efficient to plastic products, prevents plastic products light-heat aging；Phthalocyanine blue B is blue desinsection
The colouring agent of expelling parasite master batch；Carrier of the active powdered whiting in this formula as insecticide；LDPE main carriers resins, it is
The main supporting body of pigment, filler, the viscosity of master batch system is adjusted, and can improve scattered, tinctorial property and mechanical property,
Improve the mobility and melt index of master batch；It is uniformly dispersed being fused in plastic film by desinsection expelling parasite master batch, works as agricultural film
It is bedded in field to start slowly to discharge desinsection molecule, has to kill to the worm's ovum in agricultural land soil under film, larva and adult and make
With due to the two-way volatilization of desinsection agricultural film, the desinsection molecule and can discharged upwards plays effectively to migrating the insect come
Expulsion acts on, and reaches the purpose for using no or little agricultural chemicals, improves the cultivated area of non-polluted farm product and the quality of agricultural product, subtract
Few agricultural land soil environmental pollution.The present invention can effectively prevent eliminating aphis, bollworm, cabbage caterpillar, red spider, heart-eating worm, cabbage heart snout moth's larva,
A variety of noctuids, the prevention effect to hundreds of insects such as Lepidoptera, coleoptera, homoptera pest and larvas can be reached.
A kind of agricultural film containing blue desinsection expelling parasite master batch has bactericidal action（Reduce farmland bacterium）：The color of master batch is indigo plant
Color, blue colourity are 60-70%, blow the agriculture containing master batch（Ground）Film is also blue membrane, and the chroma blue of agricultural film is more than etc.
In 15%, it is seen that light transmission rate 70-90%, uv transmittance 20%-50%.Sunshine is radiated at agricultural land soil after being layed in farmland
On for blue light, long-term this blue light action has certain bactericidal effect to agricultural land soil, some bacteriums in agricultural land soil
It is as caused by insect body fluid and secretion, the present invention has the killing action to soil pests, so agricultural land soil bacterium
It can greatly reduce, there is certain bactericidal action.
A kind of agricultural film containing blue desinsection expelling parasite master batch can promote growth, precocious volume increase, because blue agricultural film has
The function of desinsection expelling parasite, so crops seedling stage grows fine, laid a good foundation for the volume increase in later stage.Blue desinsection expelling parasite agricultural film
The effect of with farmland accumulated temperature is improved, the emergence rate of crop can be improved, promote crop growth.Blue desinsection expelling parasite agricultural film is also
Light conversion film, to promoting crops photosynthesis to have obvious effect, crop yield can be improved.
In summary, a kind of agricultural film containing blue desinsection expelling parasite master batch of the present invention has desinsection, expelling parasite, sterilization and promotion
The effect of growth, precocious volume increase.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. a kind of blue desinsection expelling parasite master batch, it is characterised in that calculate according to the mass fraction, the master batch is made up of following components：
Emamectin benzoate：2-4 parts, AVM or chlopyrifos：4-7 parts, zinc stearate：0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:
4-6 parts, light stabilizer：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, active powdered whiting：20-30 parts, LDPE:38.5-62.9
Part.
2. a kind of blue desinsection expelling parasite master batch according to claim 1, it is characterised in that described antioxidant selects antioxidant
B215, the antioxidant B215 are using mass ratio as 1 by antioxidant 1010 and irgasfos 168:The mixture of 2 compoundings, it is described
Light stabilizer selects light stabilizer TH783.
3. a kind of blue desinsection expelling parasite master batch according to claim 1, it is characterised in that the emamectin benzoate mass concentration is
90%th, AVM mass concentration 75~80%, chlopyrifos mass concentration are more than or equal to 95% and dense less than 100%, phthalocyanine blue B mass
Spend for 100% or 125%.
A kind of 4. blue desinsection expelling parasite master batch according to claim 1, it is characterised in that the grain of the active powdered whiting
Footpath is 0.6-5.5 μm.
5. a kind of preparation method of blue desinsection expelling parasite master batch, it is characterised in that comprise the following steps：
S1：Prepare raw material by following mass component：Emamectin benzoate：2-4 parts, AVM or chlopyrifos：4-7 parts, zinc stearate：
0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:4-6 parts, light stabilizer：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, activity weight
Matter calcium carbonate：20-30 parts, LDPE:38.5-62.9 parts；
S2：Phthalocyanine blue B and lubrication dispersing agent in step S1 are placed in batch mixer, mix 2-4 minutes；
S3：Emamectin benzoate in step S1, AVM or chlopyrifos, zinc stearate are added into the mixed compounds of step S2
In, coated, mixed, disperseed in the batch mixer, coprocessing 4-6 minutes；
S4：Antioxidant in step S1, light stabilizer are added in the mixed compounds of step S3, mixed in the batch mixer
Close 4-6 minutes；
S5：Activated Calcium carbonate in step S1 and LDPE are added in the mixed compounds of step S4, in the batch mixer
Mix 6-10 minutes；
S6：The mixed compounds of step S5 are positioned in banbury, divided through the abundant internal mixing and plasticizing 20-30 of the banbury
Clock, successively by automatic charging machine, double-cone feeding machine, single screw extrusion machine extrusion, air-cooled fervent granulating.
6. a kind of preparation method of blue desinsection expelling parasite master batch according to claim 5, it is characterised in that the batch mixer stirs
Speed is mixed as 60-70 revs/min.
7. a kind of preparation method of blue desinsection expelling parasite master batch according to claim 5, it is characterised in that in the step S6
Each area's temperature be：The temperature of internal mixing pass banbury is 130-140 DEG C, 120-125 DEG C of double-cone feeding machine temperature, single screw rod I
125-130 DEG C of area's temperature, 128-133 DEG C of II areas temperature, 125-130 DEG C of III areas temperature, IV temperature 120-125 degree, die head temperature
115-120℃。
8. a kind of agricultural film containing blue desinsection expelling parasite master batch, it is characterised in that the agricultural film is calculated according to the mass fraction, by following
Component is made：PE resin 92-96 parts, master batch:4-8 parts；Wherein, the master batch is calculated according to the mass fraction, is made up of following components：
Emamectin benzoate：2-4 parts, AVM or chlopyrifos：4-7 parts, zinc stearate：0.6-2 parts, lubrication dispersing agent：4-8 parts, antioxidant:
4-6 parts, light stabilizer：1-2 parts, phthalocyanine blue B:1.5-2.5 parts, active powdered whiting：20-30 parts, LDPE:38.5-62.9
Part.
A kind of 9. agricultural film containing blue desinsection expelling parasite master batch according to claim 8, it is characterised in that the PE resins bag
HDPE, LDPE and LLDPE are included, is calculated according to the mass fraction, the agricultural film is made up of following components：Master batch 4-8 parts, HDPE6-12
Part, LDPE20-30 parts, LLDPE50-70 parts.
10. a kind of agricultural film containing blue desinsection expelling parasite master batch according to claim 9, it is characterised in that described to contain indigo plant
The thickness of the agricultural film of color desinsection expelling parasite master batch is 0.008-0.02mm.
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| CN115852522A (en) * | 2022-11-25 | 2023-03-28 | 福建德孚新材料科技有限公司 | Formula of long-acting insect-repellent net and manufacturing method thereof |
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| CN1687214A (en) * | 2005-04-06 | 2005-10-26 | 福建师范大学 | Method for producing agglomerate of plastic agricultural film possessing function for expelling pests |
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Application publication date: 20180119 |
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