CN209683096U - Agricultural polyethylene dust-protection type sunlight membrane - Google Patents
Agricultural polyethylene dust-protection type sunlight membrane Download PDFInfo
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- CN209683096U CN209683096U CN201821799263.3U CN201821799263U CN209683096U CN 209683096 U CN209683096 U CN 209683096U CN 201821799263 U CN201821799263 U CN 201821799263U CN 209683096 U CN209683096 U CN 209683096U
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Abstract
The utility model relates to a kind of agricultural polyethylene dust-protection type sunlight membranes, be characterized in that: it includes outer layer, middle layer and the three-layer co-extruded structure of composite membrane of internal layer, outer layer is the ageing-resistant mechanical characteristic layer with dust reduction capability, and middle layer is high heat preservation stream drop layer, and internal layer is stream drop fog dispersal layer；Multiple holes that film surface is stretched out convenient for crops plumule are formed on the sunlight membrane.Advantage is: assigning the corresponding function of film using different layers structure, make it have high-intensitive, high impact properties and tear resistance, dust reduction capability auxiliary agent is added in outer layer, assign thin film exterior layer lasting dust reduction capability, canopy film is set to keep lasting high light transmittance, improve crop photosynthesis intensity, reach heat, high yield, shorten crop growth period and reduce pesticide usage amount.The other plastic products of production can be all recycled after the film use, are saved petroleum resources, are substantially reduced customer using cost；In the production and use process without any pollution.The utility model is easy for operation, and stability is good, high reliablity.
Description
Technical field
Utility model belongs to agricultural film manufacturing technology field, more particularly to a kind of agricultural polyethylene dust-protection type daylight
Film.
Background technique
Currently, agricultural polyethylene film is widely used to the cultivation and field of planting of the crops such as vegetable melon and fruit, it can be those
The crop being affected by ecological factors such as temperature, humidity and light provides preferable growth conditions, but the prior art is poly-
Ethylene agricultural film is caused thin film exterior layer easily to adsorb dirt and is not easy manually to remove due to the slow precipitation of outer layer function additive, is influenced
The light transmission of film causes the decline of film later period light transmittance and temperature of shed to reduce, influences crop photosynthesis and growth, drops
Low crop yield.
After crop planting, in some droughts and desert area, in order to improve ground temperature and soil protection moisture not
It can be evaporated quickly, reduce Weed infestation, crops is promoted preferably to grow, generally require to cover on crops one layer thin
Film, after crops germination is unearthed, crop root part need to manually tear cover film, but artificial hand convenient for irrigating and applying fertilizer
Cumbersome, the artificial large labor intensity of the dynamic program for tearing cover film, wasting manpower and material resources' resource.
Summary of the invention
The utility model is to solve technical problem present in well-known technique and provide a kind of agricultural polyethylene dust-protection type
Sunlight membrane.
This agricultural polyethylene dust-protection type sunlight membrane has high heat preservation, high light transmission and good stream drop fog dispersal anti-dust performance
Agricultural polyethylene dust-protection type sunlight membrane, since agricultural polyethylene dust-protection type sunlight membrane dust-proof is helped in thin film exterior layer addition
Agent can effectively reduce the absorption of thin film exterior layer dust, and dust and sundries, easily by wind and Rain-removing, reduction is manually cleared into
This, the translucency for keeping film lasting can satisfy the technical requirements of dust-proof fog dispersal and stream drop.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique:
Agricultural polyethylene dust-protection type sunlight membrane, it is characterised in that: it includes that outer layer, middle layer and internal layer are three-layer co-extruded compound
Membrane structure, the outer layer are the ageing-resistant mechanical characteristic layer with dust reduction capability, and middle layer is high heat preservation stream drop layer, and internal layer is stream drop
Disperse fog layer；Multiple holes that film surface is stretched out convenient for crops plumule are formed on the sunlight membrane.
The utility model can also adopt the following technical scheme that
Preferably, the aperture in the hole on the sunlight membrane is 20-30mm, and the hole on described sunlight membrane can be according to crops
The line-spacing and spacing in the rows of plantation come the distance between setting hole and hole.
Preferably, the agricultural overall thickness of polyethylene dust-protection type sunlight membrane are as follows: 70-150 microns, density is
0.935-0.980 gram per centimeter3。
Preferably, the thickness of the outer layer, middle layer and internal layer is equal thickness.
Preferably, the intima-media thickness is the 40% of overall thickness, and outer layer is the 25% of overall thickness, and internal layer is overall thickness
35%.
The utility model has the advantages and positive effects of: by adopting the above technical scheme due to the utility model, i.e., outer
Layer, middle layer and internal layer are by three-layer co-extruded blow molding process one-pass molding, due to added with dust-proof in membrane body outer layer manufacturing process
Auxiliary agent makes film outer layer have dust reduction capability, can effectively prevent film to the absorption of dust, avoid film surface adhesive dust and influence
Light makes canopy film keep the state of high light transmission for a long time, to the industrial crops such as green non-pollution gourd, fruit and vegetable provide one it is excellent
Growing environment, further change and improve crop photosynthesis rate, improve temperature of shed, enhance crop disease-resistant ability, shorten crop
Growth period.Overall production process will not generate any harmful substance, non-environmental-pollution.Product after use can all recycle production
Other plastic products have saved petroleum resources, and form the technology path with the characteristics of recyclable economy, and use is greatly lowered
The use cost at family.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2.
In figure: 1, outer layer；2, middle layer；3, internal layer；4, hole.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the utility model,
It is not used to limit the utility model.
Embodiment 1,
Referring to Fig. 1, agricultural polyethylene dust-protection type sunlight membrane, it includes by internal layer 3, middle layer 2, the formula mixing of outer layer 1
Raw material passes through three extruders respectively and enters triple extrusion die head, by extrusion, blow-up, cooling, traction formed internal layer, middle layer and
The three-layer co-extruded structure of composite membrane of outer layer, wherein outer layer is the ageing-resistant mechanical characteristic layer with dust reduction capability, and middle layer is high protects
Temperature stream drop layer, internal layer are stream drop fog dispersal layer.Multiple holes 4 that film surface is stretched out convenient for crops plumule are formed on the sunlight membrane.
Specific described, the aperture in the hole 4 on the sunlight membrane is 20-30mm, and the hole on described sunlight membrane can be according to agriculture
The line-spacing and spacing in the rows of crop-planting come the distance between setting hole and hole.
Agricultural is designed as 70~150 microns with polyethylene dust-protection type sunlight membrane overall thickness, and density is 0.935~0.980
Grams per cubic centimter, the outer layer 1 use high pressure polyethylene (LDPE), metallocene linear-low density polyethylene (MLLDPE), dust-proof function
The dust-proof ageing-resistant mechanical characteristic layer that energy masterbatch and polyethylene ultraviolet absorbing agent, light stabilizer functional master batch are constituted, middle layer 2 is
Ethylene-vinyl acetate copolymer resin (EVA) and light stabilizer, high ultra-fine inorganic heat preserving agent thoroughly, non-ionic surfactant
The high heat preservation stream drop layer that the auxiliary agents such as agent, drip agent are constituted, internal layer 3 is ethylene-vinyl acetate copolymer resin (EVA) He Guangwen
Determine agent, height the stream drop fog dispersal layer that ultra-fine inorganic heat preserving agent, drip agent, efficient fluorine-containing surfactant are constituted thoroughly.Outer layer, middle layer and
Internal layer with a thickness of equal thickness.According to above-mentioned ingredient, the material of internal layer, middle layer and outer layer passes through the molten of three extruders respectively
Melt, be plasticized, being expressed into triple extrusion die head conveyor screw and continue to be plasticized, being squeezed out jointly by round mouth mold, from round die extrusion
Compound tubular membrane tube, membrane tube propel the price of in the compressed air that the mould heart is blown into and carry out cross directional stretch, while by the air-cooled of annular tuyere
But and longitudinal drawing-off of upper haulage clip rod, cutd open by cut open cutter and film cylinder is formed into monolithic membrane winding on spool behind side.
Embodiment 2,
Referring to Fig. 2, agricultural polyethylene dust-protection type sunlight membrane, it includes by internal layer 3, middle layer 2, the formula mixing of outer layer 1
Raw material passes through three extruders respectively and enters triple extrusion die head, by extrusion, blow-up, cooling, traction formed internal layer, middle layer and
The three-layer co-extruded structure of composite membrane of outer layer, wherein outer layer is the ageing-resistant mechanical characteristic layer with dust reduction capability, and middle layer is high protects
Temperature stream drop layer, internal layer are stream drop fog dispersal layer.Multiple holes 4 that film surface is stretched out convenient for crops plumule are formed on the sunlight membrane.Agriculture
Industry is designed as 70~150 microns with polyethylene dust-protection type sunlight membrane overall thickness, and density is 0.935~0.980 gram per centimeter3, institute
Outer layer 1 is stated using high pressure polyethylene (LDPE), metallocene linear-low density polyethylene (MLLDPE), dust reduction capability masterbatch and poly- second
The dust-proof ageing-resistant mechanical characteristic layer that alkene ultraviolet absorbing agent, light stabilizer functional master batch are constituted, middle layer 2 are ethylene-acetic acid second
Enoate copolymer resin (EVA) and light stabilizer, high ultra-fine inorganic heat preserving agent thoroughly, nonionic surface active agent, drip agent etc.
The height heat preservation stream drop layer that auxiliary agent is constituted, internal layer 3 is ethylene-vinyl acetate copolymer resin (EVA) and light stabilizer, height are thoroughly super
The stream drop fog dispersal layer that thin inorganic heat preservation agent, drip agent, efficient fluorine-containing surfactant are constituted.Wherein middle layer with a thickness of overall thickness
40%, outer layer with a thickness of the 25% of overall thickness, internal layer with a thickness of the 35% of overall thickness.According to above-mentioned ingredient, internal layer, in
The material of layer and outer layer passes through the melting of three extruders respectively, is plasticized, is expressed into triple extrusion die head conveyor screw and continues to be plasticized,
It is squeezed out jointly by round mouth mold, from the compound tubular membrane tube of round die extrusion, membrane tube is propelled the price of in the compressed air that the mould heart is blown into
Cross directional stretch, while longitudinal drawing-off of the air cooling and upper haulage clip rod Jing Guo annular tuyere are carried out, it will after cuing open side by cut open cutter
Film cylinder forms monolithic membrane winding on spool.
Specific described, the aperture in the hole 4 on the sunlight membrane is 20-30mm, and the hole on described sunlight membrane can be according to agriculture
The line-spacing and spacing in the rows of crop-planting come the distance between setting hole and hole.
Agricultural, due to adding dust-proof auxiliary agent in thin film exterior layer, can effectively reduce thin film exterior layer with polyethylene dust-protection type sunlight membrane
The absorption of dust, and dust and sundries reduce the artificial light transmission removed cost, keep film lasting easily by wind and Rain-removing
Property, good growing environment is provided for crop.
Embodiment described in the utility model attached drawing is exemplary, and is only used for explaining the utility model, and cannot be managed
Solution is limitations of the present invention.
Claims (5)
1. a kind of agricultural polyethylene dust-protection type sunlight membrane, it is characterised in that: it includes that outer layer, middle layer and internal layer are three-layer co-extruded multiple
Membrane structure is closed, the outer layer is the ageing-resistant mechanical characteristic layer with dust reduction capability, and middle layer is high heat preservation stream drop layer, and internal layer is stream
Drop fog dispersal layer；Multiple holes that film surface is stretched out convenient for crops plumule are formed on the sunlight membrane.
2. agricultural polyethylene dust-protection type sunlight membrane according to claim 1, it is characterised in that: the hole on the sunlight membrane
Bore dia be 20-30mm.
3. agricultural polyethylene dust-protection type sunlight membrane according to claim 1, it is characterised in that: the agricultural polyethylene
The overall thickness of dust-protection type sunlight membrane are as follows: 70-150 microns, density is 0.935-0.980 gram per centimeter3。
4. agricultural polyethylene dust-protection type sunlight membrane according to claim 1 or 2, it is characterised in that: the outer layer, middle layer
Thickness with internal layer is equal thickness.
5. agricultural polyethylene dust-protection type sunlight membrane according to claim 1, it is characterised in that: the intima-media thickness is total
The 40% of thickness, outer layer are the 25% of overall thickness, and internal layer is the 35% of overall thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799263.3U CN209683096U (en) | 2018-11-01 | 2018-11-01 | Agricultural polyethylene dust-protection type sunlight membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799263.3U CN209683096U (en) | 2018-11-01 | 2018-11-01 | Agricultural polyethylene dust-protection type sunlight membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209683096U true CN209683096U (en) | 2019-11-26 |
Family
ID=68594520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821799263.3U Expired - Fee Related CN209683096U (en) | 2018-11-01 | 2018-11-01 | Agricultural polyethylene dust-protection type sunlight membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209683096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115352161A (en) * | 2022-08-18 | 2022-11-18 | 山东森博斯特塑胶科技有限公司 | Breathable film with physical holes |
-
2018
- 2018-11-01 CN CN201821799263.3U patent/CN209683096U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115352161A (en) * | 2022-08-18 | 2022-11-18 | 山东森博斯特塑胶科技有限公司 | Breathable film with physical holes |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 Termination date: 20201101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |