CN103951851B - A kind of mulch film and preparation method thereof - Google Patents
A kind of mulch film and preparation method thereof Download PDFInfo
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- CN103951851B CN103951851B CN201410205759.3A CN201410205759A CN103951851B CN 103951851 B CN103951851 B CN 103951851B CN 201410205759 A CN201410205759 A CN 201410205759A CN 103951851 B CN103951851 B CN 103951851B
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Abstract
The present invention relates to agricultural technology field, in particular to a kind of mulch film and preparation method thereof.This mulch film, including: two black mulch films and a white mulch film；Described white mulch film is arranged between two described black mulch films, and is all connected with two described black mulch films；Wherein, in described black mulch film, in parts by weight, its material component includes: degradation master batch 40 46 parts, linear low density polyethylene 25 30 parts, black masterbatch 25 30 parts；In described white mulch film, in parts by weight, its material component includes: degradation master batch 40 46 parts, linear low density polyethylene 54 60 parts.This mulch film that the present invention provides, it has concurrently and heats moisturizing and preferable herbicidal effect, extraordinary can be applied in agricultural, be more favorable for the healthy growth of crop.
Description
Technical field
The present invention relates to agricultural technology field, in particular to a kind of mulch film and preparation thereof
Method.
Background technology
At present, in agricultural, conventional mulch film has two kinds, and one is black mulch film, additionally
One is white mulch film.Black mulch film has preferable moistening effect；But it makes soil
Heat the slowest.White mulch film is preferable due to its printing opacity rate variance, therefore, after it is laid,
Soil is had and preferably heats effect, but, its printing opacity rate variance is preferable accordingly, is answering
During with, bottom it, it is very easy to the weeds that growth is more.
During utilizing mulch film to carry out crop-planting, make mulch film reach preferably and heat moisturizing
While effect, moreover it is possible to having preferable herbicidal effect is a kind of new development trend；But,
In the related, either black mulch film or white mulch film, it all can not have concurrently and heat
Moisturizing and preferably herbicidal effect.
To sum up, it is provided that one has concurrently and heats moisturizing and preferably herbicidal effect mulch film is ability
The technical problem that territory is urgently to be resolved hurrily.
Summary of the invention
It is an object of the invention to provide a kind of mulch film, to solve above-mentioned problem.
Another object of the present invention is in the preparation method with a kind of above-mentioned mulch film of offer.
Provide mulch film in an embodiment of the present invention, including: two black mulch films and one
White mulch film；Described white mulch film is arranged between two described black mulch films, and all with two
Black mulch film described in bar connects；Wherein, in described black mulch film, in parts by weight,
Its material component includes: degradation master batch 40-46 part, linear low density polyethylene 25-30 part,
Black masterbatch 25-30 part；In described white mulch film, in parts by weight, its raw material
Component includes: degradation master batch 40-46 part, linear low density polyethylene 54-60 part.
This mulch film that the present invention provides, it is by being arranged on the white mulch film at middle part and being in two
Two black mulch film compositions of side.Concrete, in white mulch film, in parts by weight,
Its material component includes: degradation master batch 40-46 part, linear low density polyethylene 25-30 part,
Black masterbatch 25-30 part；In black mulch film, in parts by weight, its material component
Including: degradation master batch 40-46 part, linear low density polyethylene 54-60 part.So, whole
Individual mulch film has chequered with black and white composition structure；During specifically used, white portion
Being in centre, it has preferable light transmission, and it can be in the soil of bottom faster
Heat, and also there is the effect of moisturizing；And it is in the black mulch film of both sides, owing to it is saturating
Light rate is relatively low；It has preferable moistening effect.Meanwhile, the soil bottom white mulch film increases
Wen Hou, it can diffuse to bottom black mulch film, and black mulch film then has and is well incubated effect
Really so that the soil below whole mulch film maintains higher temperature.And then obtain heating moisturizing
Effect；Even more important, owing to its printing opacity rate variance of black mulch film (can suppress the light of weeds
Cooperation is used), therefore, bottom it, it is difficult to growth of weeds, there is extraordinary herbicide effect.
Therefore, this mulch film that the embodiment of the present invention provides, it has concurrently and heats moisturizing and relatively
Good herbicidal effect, can extraordinary be applied in agricultural.Such as, for rabi,
Can be planted under white mulch film, illumination heats, beneficially the growth of root system；And autumn is made
Thing, can be planted under black film, it is to avoid Root temperature is too high, season in late autumn, root growth
Following to white films, utilize illumination to heat, it is to avoid cold injury；Black mulch film has very well simultaneously
Herbicide effect, it is more favorable for the healthy growth of crop.
Optionally, in described degradation master batch, in parts by weight, its component includes:
Photocatalyst 20-30 part, corn starch 50-60 part, linear low density polyethylene 10-30
Part, coupling agent 0.1-0.5 part.
Optionally, in described black masterbatch, in parts by weight, its material component bag
Include: white carbon black 25-35 part, linear low density polyethylene 65-75 part, liquid paraffin 0.1-0.5
Part.
Optionally, described black mulch film and described white mulch film are rectangle；
Article two, the shape of described black mulch film is identical, and described white mulch film shape with wherein
Article one, the shape of described black mulch film is identical.
Optionally, the thickness of described white mulch film and described black depression is 0.008-0.024
Millimeter.
A kind of preparation method according to above-mentioned mulch film, comprises the following steps:
By the raw material of composition white mulch film according to set proportioning mixing, pass sequentially through heating,
Plasticizing and extrusion operation, obtain white plastic melt；The raw material of composition black mulch film is pressed
According to set proportioning mixing, pass sequentially through heating, plastify and extrude operation, obtain black
Plastic melt；The described white plastic melt that weight ratio is 1:2 is melted with described black plastic
Body is transported to molding in blow moulding die through different runners, obtains film embryo；By described film embryo
It is blow molded successively and stretches, obtaining membrane tube；Edge, middle part by the black part of described membrane tube
Its axis direction is cut open, obtains mulch film.
Optionally, mix according to set proportioning at the described raw material by composition white mulch film,
Pass sequentially through heating, plastify and extrude operation, obtain in the step of white plastic melt；
The temperature of described heating is 120-205 DEG C.
Optionally, mix according to set proportioning at the described raw material by composition black mulch film,
Pass sequentially through heating, plastify and extrude operation, obtain in the step of black plastic melt；
The temperature of described heating is 120-205 DEG C.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical side of the prior art
Case, will make the accompanying drawing used required in detailed description of the invention or description of the prior art below
Introduce simply, it should be apparent that, the accompanying drawing in describing below is some enforcements of the present invention
Mode, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
The schematic diagram of the mulch film that Fig. 1 provides for the embodiment of the present invention one to three；
Fig. 2 provides the preparation method flow chart of mulch film for the embodiment of the present invention four.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below will be to this
Bright technical scheme carries out clear, complete description, based on the specific embodiment party in the present invention
Formula, those of ordinary skill in the art on the premise of not making creative work obtained by
Other embodiments all, broadly fall into the scope that the present invention is protected.
Refer to Fig. 1, this mulch film that the present invention provides, including: two black mulch films 102
With a white mulch film 101；Described white mulch film 101 is arranged on two described black mulch films
Between 102, and all it is connected with two described black mulch films 102；Wherein, at described black
In mulch film 102, in parts by weight, its material component includes: degradation master batch 40-46
Part, linear low density polyethylene 25-30 part, black masterbatch 25-30 part；In described white
In mulch film 101, in parts by weight, its material component includes: degradation master batch 40-46
Part, linear low density polyethylene 54-60 part.
This mulch film that the embodiment of the present invention provides, including: two black mulch films 102 and
Bar white mulch film 101；Described white mulch film 101 is arranged on two described black mulch films 102
Between, and be all connected with two described black mulch films 102；Wherein, at described black mulch film
In 102, in parts by weight, its material component includes: degradation master batch 40-46 part,
Linear low density polyethylene 25-30 part, black masterbatch 25-30 part；At described white mulch film
In 101, in parts by weight, its material component includes: degradation master batch 40-46 part,
Linear low density polyethylene 54-60 part.
This mulch film that the present invention provides, it is by white mulch film 101 and being arranged on middle part
Two black mulch films 102 in both sides form.Concrete, in white mulch film 101, press
According to parts by weight meter, its material component includes: degradation master batch 40-46 part, linea low density
Polyethylene 25-30 part, black masterbatch 25-30 part；In black mulch film 102, according to weight
Amount number meter, its material component includes: degradation master batch 40-46 part, linear low density polyethylene
Alkene 54-60 part.So, whole mulch film has chequered with black and white composition structure；Specifically make
During with, white portion is in centre, and its raw material composition gives its preferable light transmission,
Its soil that can be in bottom heats faster, and also has the effect of moisturizing；And
It is in the black mulch film 102 of both sides, owing to its specific raw material forms, so light transmittance is relatively
Low；It has preferable moistening effect.Meanwhile, the soil temperature raising bottom white mulch film 101
After, it can diffuse to bottom black mulch film 102, and black mulch film 102 then has well
Heat insulation effect so that the soil below whole mulch film maintains higher temperature.And then increased
The effect of temperature moisturizing；Even more important, owing to its printing opacity rate variance of black mulch film 102 (can press down
The photosynthesis of weeds processed), therefore, bottom it, it is difficult to growth of weeds, there is extraordinary going out
Grass effect.
It addition, in the present invention, for degradation master batch and black masterbatch, it can have
Following raw material forms:
In degradation master batch, in parts by weight, its component includes: photocatalyst 20-30
Part, corn starch 50-60 part, linear low density polyethylene 10-30 part, coupling agent 0.1-0.5
Part.In black masterbatch, in parts by weight, its material component includes: white carbon black 25-35
Part, linear low density polyethylene 65-75 part, liquid paraffin 0.1-0.5 part.Meanwhile, optional
, described black mulch film 102 and described white mulch film 101 are rectangle；Article two, described black
The shape of color mulch film 102 is identical, and the shape of described white mulch film 101 and a wherein institute
The shape stating black mulch film 102 is identical；Further, in order to preferably ensure the increasing of mulch film
The thickness that temperature moisturizing and the effect of weed eradication, described white mulch film 101 and described black are low
It is 0.008-0.024 millimeter.
The present invention, herein in connection with above-mentioned content, provides reality in detail below to the composition of mulch film
Execute example:
Embodiment one
The mulch film of the present embodiment includes two black mulch films 102 and a white mulch film 101；
Described white mulch film 101 be arranged between two described black mulch films 102, and all with two
Described black mulch film 102 connects；Wherein, in described black mulch film 102, according to weight
Number meter, its material component includes: degradation master batch 40 parts, linear low density polyethylene 25
Part, black masterbatch 25 parts；Described white mulch film 101 in, in parts by weight, its
Material component includes: degradation master batch 40 parts, linear low density polyethylene 54 parts.
Embodiment two
The mulch film of the present embodiment includes two black mulch films 102 and a white mulch film 101；
Described white mulch film 101 be arranged between two described black mulch films 102, and all with two
Described black mulch film 102 connects；Wherein, in described black mulch film 102, according to weight
Number meter, its material component includes: degradation master batch 44 parts, linear low density polyethylene 28
Part, black masterbatch 28 parts；Described white mulch film 101 in, in parts by weight, its
Material component includes: degradation master batch 44 parts, linear low density polyethylene 56 parts.
Embodiment three
The mulch film of the present embodiment includes two black mulch films 102 and a white mulch film 101；
Described white mulch film 101 be arranged between two described black mulch films 102, and all with two
Described black mulch film 102 connects；Wherein, in described black mulch film 102, according to weight
Number meter, its material component includes: degradation master batch 46 parts, linear low density polyethylene 30
Part, black masterbatch 30 parts；Described white mulch film 101 in, in parts by weight, its
Material component includes: degradation master batch 46 parts, linear low density polyethylene 60 parts.
In above-mentioned all embodiments, so that the mulch film made has preferably heats guarantor
Wet effect；And ensure that its quality, more excellent its multifunctionality that embodies (include
Degradable performance).Preferably, in degradation master batch；Its raw material composition includes: photocatalyst
25 parts, corn starch 55 parts, linear low density polyethylene 20 parts, coupling agent 0.2 part.
Preferably, in black masterbatch, its raw material composition includes: white carbon black 30 parts, linea low density
Polyethylene 70 parts, liquid paraffin 0.3 part.Further, black masterbatch and degradation master batch all can lead to
Cross batch mixing → plasticizing → twin-screw extrusion → molding → water-cooled → pelletizing → dry operation to complete
Pelletization.
Meanwhile, in order to increase the range of application of mulch film, increase its convenience used.Preferably
, in above-mentioned all embodiments；State black mulch film 102 and described white mulch film 101 is equal
For rectangle；Article two, the shape of described black mulch film 102 is identical, and described white mulch film 101
Shape identical with the shape of wherein described black mulch film 102.So, white mulch film
The area of 101 only accounts for the 1/3 of whole mulch film, and the area of black mulch film 102 is big, and it is distributed in
The both sides of white mulch film 101, have extraordinary herbicide effect, the most also have well
Moistening effect.Additionally, white mulch film 101 plays the effect of rapid temperature-raising, and then make up black
Color mulch film 102 heats effect slowly.After spring spring crops is planted in white counterdie,
During summer, ambient temperature is higher, and its root system can grow into below black mulch film 102；Temperature
Suitably, so ensure as fast-growth.
So that the mulch film of the above embodiment of the present invention is preferably applied, more efficient
Being applied in various agricultural planting, the present invention also provides on the basis of above-described embodiment
Embodiment four, embodiment four gives the manufacture method of the mulch film of above-described embodiment, now does in detail
Thin elaboration and explanation, refer to Fig. 2:
Embodiment four
Refer to Fig. 2, in the present embodiment, the preparation method of mulch film comprises the following steps:
Step 101: by the raw material of composition white mulch film according to set proportioning mixing, successively
By heating, plastify and extrude operation, obtaining white plastic melt；
Step 102: by the raw material of composition black mulch film according to set proportioning mixing, successively
By heating, plastify and extrude operation, obtaining black plastic melt；
In order to ensure that each raw material can melt completely during heating, it is preferred that in step
In rapid 101 and 102, the temperature of heating all controls between 120-205 DEG C, and step 101
Operate with step 102 simultaneously.More specifically, extrusion operation is by two single screw extrusion machines
Complete simultaneously.
Step 103: the described white plastic melt that weight ratio is 1:2 is moulded with described black
Material melt is transported to molding in blow moulding die through different runners, obtains film embryo；
In above-mentioned steps, by different runners, the white plastic that weight ratio is 1:2 is melted
Body and black plastic melt are input in blow moulding die be shaped operation, are extruded by mould,
I.e. can get film embryo (in hollow tubular), its thickness of film embryo is relatively big, and diameter is less, therefore needs
Carry out follow-up process operation.
Step 104: described film embryo is blow molded successively and stretches, obtains membrane tube
Concrete, in this step, after film embryo is by blowing, it can expand, and diameter becomes
Greatly；After stretching, its thick end, diminishes again.By blowing (cooling down) simultaneously and
Stretched operation, i.e. can get thickness and diameter (mulch film width) meets the membrane tube (film required
Bubble).
Step 105: the middle part of the black part of described membrane tube is cut open along its axis direction,
Obtain mulch film.
Owing to the weight ratio of black plastic melt Yu white plastic melt is 2:1, therefore, exist
The membrane tube that this step obtains, the area of its black part accounts for the 2/3 of membrane tube, the face of white portion
Amass and account for the 1/3 of membrane tube.So, by the middle part of the black part of described membrane tube along its axis direction
(axis direction of membrane tube) is cut open, and black part is divided into two, and is distributed in white portion
The both sides divided, and then obtain mulch film.
In addition, it is necessary to it is noted that in above-mentioned steps 101-103, in order to improve operation
Convenience, it is ensured that production efficiency, utilize following mulch film to produce during concrete operations
Equipment completes:
A kind of ground membrane production equipment, including: the first extruder and the second extruder, first
Extruder adds the raw material of the black mulch film after batch mixing；After heating and plasticizing,
Become black plastic melt；And the second extruder adds the white mulch film after batch mixing
Raw material；After heated plasticizing, become black plastic melt.Concrete, black mulch film former
The weight of the raw material of material and white mulch film is for controlling as 2:1；The two kinds of plastic melts obtained pass through
Different runners is transported in blow moulding die be shaped operation, and then obtains film embryo；Film base
Again by i.e. can get mulch film after blowing, stretching and slitting operation, cutting obtains mulch film
Carry out wind-up operation simultaneously.
To sum up, this mulch film that the above embodiment of the present invention provides, is a kind of many effects mulch film,
Both there is white mulch film and heated the advantage of moisturizing, there is again the herbicide effect of black mulch film.Black
White bicolor mulching film raise crop, through field experiment, demonstration, has the feature of following several respects.
1, black, the most alternate, there is black mulch film and the advantage of white two kinds of films of mulch film.
2, having rabi and heat function, plant growing is under hyaline membrane, and illumination heats,
It is beneficial to the growth of root system.
3, regulation Various Seasonal Root temperature, summer, root growth was under black film, and temperature is fitted
Preferably.
4, under autumn crops are planted in black film, it is to avoid Root temperature is too high, season in late autumn,
Root growth is following to white films, utilizes illumination to heat, it is to avoid cold injury.
5, black mulch film light transmittance is low, can effectively suppress weed growth.
6, promote early ripening of the crops, improve yield and quality.
By experimental verification, this black and white bicolor mulching film of the present invention compared with white mulch film,
Same kind emergence rate, regularity is basically identical, compared with black mulch film: emerge ahead of time 2
My god, emergence rate, regularity are above black mulch film, output increased 8%-10%.Additionally,
Owing to it has set material component proportioning, improve and take off film rate and the mulch film response rate.Double
Color mulch film herbicide effect is preferable, and seedling growth stage encircles film phenomenon without weeds, takes off film rate and compares tunica albuginea
High 2-3 times, the mulch film response rate improves 15%-20%.Reduce workload, reduce and produce into
This.Black and white bicolor mulching film, compared with white mulch film, decreases press mold, the work in hole of hoeing up weeds, seal
Measure.Bicolor mulching film can be as plantation Nicotiana tabacum L., Cotton Gossypii, Semen arachidis hypogaeae, vegetable, flowers and other crops
The novel covering material of plantation.Use bicolor mulching film mulching plant, not only enhance mulch film and cover
Cover heats moisture-keeping function, also adds regulation root in the advantage of normal transparent covering with ground sheeting
It is growth temperature, the special efficacy of suppression weed growth.Bicolor mulching film mulching plant is used to carry
High crop quality, can increase production 10%-20%, and every mu of expense saving herbicide and labour cost are about
8-15 unit, every mu finally can increase economic benefit 150～300 yuan.Along with film-mulching cultivation skill
The development of art, black and white Double-color film, as the novel product of cultivation green plants, brings to peasant
The benefit increased income and economized on spending, decreases residual film to soil, the pollution of environment, and advantageously protection is ploughed
Ground and ecological environment！From the technical point of view, agricultural plastic product will be high to environmental protection and energy saving
Performance direction is developed, and exploitation high-performance is mulching specially used further, gradually reduces cost and improves
Usefulness, bicolor mulching film is kept up with the trend of the times to bear and is increased income energy-conservation efficient heavy burden, market
Have a extensive future and will play significant role for the development of efficient agriculture and intensive agricultural.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention,
For a person skilled in the art, the present invention can have various modifications and variations.All
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made,
Should be included within the scope of the present invention.
Claims (6)
1. a mulch film, it is characterised in that including: two black mulch films and a white mulch film；
Described white mulch film be arranged between two described black mulch films, and all with two
Described black mulch film connects；
Wherein, in described black mulch film, in parts by weight, its material component
Including: degradation master batch 40-46 part, linear low density polyethylene 25-30 part, white carbon black
Master batch 25-30 part；
In described white mulch film, in parts by weight, its material component includes:
Degradation master batch 40-46 part, linear low density polyethylene 54-60 part；
Wherein, in described degradation master batch, in parts by weight, its component includes:
Photocatalyst 20-30 part, corn starch 50-60 part, linear low density polyethylene
10-30 part, coupling agent 0.1-0.5 part；In described black masterbatch, according to weight portion
Number meter, its material component includes: white carbon black 25-35 part, linear low density polyethylene 65-75
Part, liquid paraffin 0.1-0.5 part.
Mulch film the most according to claim 1, it is characterised in that described black mulch film and institute
State white mulch film and be rectangle；
Article two, the shape of described black mulch film is identical, and described white mulch film shape with
Wherein the shape of a described black mulch film is identical.
Mulch film the most according to claim 2, it is characterised in that described white mulch film and institute
The thickness stating black mulch film is 0.008-0.024 millimeter.
4. the preparation method of a mulch film according to claim 1, it is characterised in that bag
Include following steps:
By the raw material of composition white mulch film according to set proportioning mixing, pass sequentially through and add
Heat, plastify and extrude operation, obtain white plastic melt；
By the raw material of composition black mulch film according to set proportioning mixing, pass sequentially through and add
Heat, plastify and extrude operation, obtain black plastic melt；
By described white plastic melt that weight ratio is 1:2 and described black plastic melt
It is transported to molding in blow moulding die through different runners, obtains film embryo；
Described film embryo is blow molded successively and stretches, obtains membrane tube；
The middle part of the black part of described membrane tube is cut open along its axis direction, obtains ground
Film.
Preparation method the most according to claim 4, it is characterised in that will form described
The raw material of white mulch film according to set proportioning mixing, pass sequentially through heating, plastify with
And extrusion operation, obtain in the step of white plastic melt；
The temperature of described heating is 120-205 DEG C.
Preparation method the most according to claim 5, it is characterised in that will form described
The raw material of black mulch film according to set proportioning mixing, pass sequentially through heating, plastify with
And extrusion operation, obtain in the step of black plastic melt；
The temperature of described heating is 120-205 DEG C.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079233A (en) * | 1992-05-26 | 1993-12-08 | 吉林省抚松县第二塑料厂 | Method for manufacturing black plastic film |
| CN1131166A (en) * | 1995-03-13 | 1996-09-18 | 成都佑安降解树脂厂 | Controllable light and biological double degradation plastic film and making method |
| CN1242390A (en) * | 1998-07-16 | 2000-01-26 | 吉林省金鹰实业有限责任公司 | PE raw material with photo degradable and biodegradable properties |
| CN2419028Y (en) * | 2000-04-03 | 2001-02-14 | 河南塑料机械股份有限公司 | Dual degradable plastic composite extrusion and blowing head |
| CN201328285Y (en) * | 2008-11-22 | 2009-10-21 | 谢振营 | Agricultural mulching film with black strap |
| CN202998960U (en) * | 2012-11-17 | 2013-06-19 | 云南省农业科学院甘蔗研究所 | Environment-friendly weeding and degradable plastic film |
-
2014
- 2014-05-15 CN CN201410205759.3A patent/CN103951851B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079233A (en) * | 1992-05-26 | 1993-12-08 | 吉林省抚松县第二塑料厂 | Method for manufacturing black plastic film |
| CN1131166A (en) * | 1995-03-13 | 1996-09-18 | 成都佑安降解树脂厂 | Controllable light and biological double degradation plastic film and making method |
| CN1242390A (en) * | 1998-07-16 | 2000-01-26 | 吉林省金鹰实业有限责任公司 | PE raw material with photo degradable and biodegradable properties |
| CN2419028Y (en) * | 2000-04-03 | 2001-02-14 | 河南塑料机械股份有限公司 | Dual degradable plastic composite extrusion and blowing head |
| CN201328285Y (en) * | 2008-11-22 | 2009-10-21 | 谢振营 | Agricultural mulching film with black strap |
| CN202998960U (en) * | 2012-11-17 | 2013-06-19 | 云南省农业科学院甘蔗研究所 | Environment-friendly weeding and degradable plastic film |
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| CN103951851A (en) | 2014-07-30 |
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