CN105696189A - Degradable green plant felt made from water storage nanofibers and making method of degradable green plant felt - Google Patents
Degradable green plant felt made from water storage nanofibers and making method of degradable green plant felt Download PDFInfo
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- CN105696189A CN105696189A CN201610061465.7A CN201610061465A CN105696189A CN 105696189 A CN105696189 A CN 105696189A CN 201610061465 A CN201610061465 A CN 201610061465A CN 105696189 A CN105696189 A CN 105696189A
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- 239000002121 nanofiber Substances 0.000 title claims abstract description 64
- 241001464837 Viridiplantae Species 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000003860 storage Methods 0.000 title abstract description 7
- 239000000835 fiber Substances 0.000 claims abstract description 43
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 28
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 20
- 239000004626 polylactic acid Substances 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 17
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 206010016807 Fluid retention Diseases 0.000 claims description 35
- 241000196324 Embryophyta Species 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 19
- 239000002994 raw material Substances 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000010902 straw Substances 0.000 claims description 6
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 244000273256 Phragmites communis Species 0.000 claims description 3
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 238000009958 sewing Methods 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000004083 survival effect Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 235000015097 nutrients Nutrition 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 2
- 238000007664 blowing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 241000209094 Oryza Species 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/02—Cotton wool; Wadding
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4326—Condensation or reaction polymers
- D04H1/435—Polyesters
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Nonwoven Fabrics (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention provides degradable green plant felt made from water storage nanofibers. The degradable green plant felt comprises a degradable non-woven fabric composite layer and a water storage nanofiber layer which are arranged from bottom to top. The degradable non-woven fabric composite layer comprises a top sheet and a bottom sheet. A plurality of vertical separation sheets are arranged between the top sheet and the bottom sheet. The space between the top sheet and the bottom sheet is divided into a plurality of independent cavities through the vertical separation sheets. The independent cavities are filled with plant fiber powder, and the tops of the independent cavities are fully provided with through holes. The water storage nanofiber layer is a crude fiber layer and fine fiber layer assembly made from polylactic acid in a melt-blowing mode. A crude fiber layer serves as an upper layer, and the diameter of fibers ranges from 700 nm to 900 nm. A fine fiber layer serves as a lower layer, and the diameter of fibers ranges from 300 nm to 500 nm. The invention further provides a making method of the degradable green plant felt. The degradable green plant felt has a good desert water storage effect, is made of degradable materials, and is environmentally friendly, the plant fibers can also serve as plant nutrients, and an effective guarantee is provided for survival of green plants in a desert.
Description
Technical field
The invention belongs to Desert Control field of material technology, particularly a kind of water-retention nanofiber degradable is green plants felt and preparation method thereof。
Background technology
The living environment of the mankind and socioeconomic development have been arrived in the serious threat of desertification phenomenon, at present, China's desertification area has reached 2,620,000 square kilometres, account for the 27% of area, and in the situation of constantly extension, China is also one of country that desert area is bigger, distributed more widely in the world, desertification hazard is serious simultaneously。Desertification not only causes ecosystem unbalance, and makes arable area constantly reduce, and China's industrial and agricultural production and people's lives is brought and has a strong impact on。NORTHWEST CHINA arid biogeographic zone desert and desertification land, it has also become one of main seedbed of China or even Asian-Pacific area sandstorm, cause huge loss to national society's economy。Therefore, control of desert is country's urgent needs in ecological construction and environmental conservation。
Afforestation is the main path of Desert Control, but encounters insoluble problem in actual control of desert process, and one is that desert area wind-force is big, and sandy soil are loose easily mobile, just planted into plant cannot effectively take root fixing, survival rate is low；Two is that in desert, sand does not have water-holding capacity, and owing to the effect water evaporation quantity of sunlight is big, plant cannot survive because of hydropenia。In the face of control of desert, most expert also tries to strengthen the water-holding capacity in desert, and the measure taked includes irrigating and afforestation, but due to the sternness of above-mentioned desert problem, result is mostly failed, wastes a lot of manpower financial capacities。
In recent years, along with developing rapidly of nano material technology, nanofiber technology has become forward position and the study hotspot of fibre science, and nanofiber, due to the specific surface area of its super large, is widely used in the purification of the product such as chemical industry, medicine, filtration etc.。Current nanofiber product is applied in the report of various fields have been had a lot, but the research that nanofiber is applied to control of desert rarely has report。
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides that a kind of water-retention nanofiber degradable is green plants felt and preparation method thereof, nanofiber technology is reasonably applied to control of desert field and environmentally safe, has been effectively increased the survival rate that Desert Green is planted。
The technical solution adopted for the present invention to solve the technical problems is:
Present invention firstly provides that a kind of water-retention nanofiber degradable is green plants felt, including the degradable nonwoven fabrics composite bed arranged from bottom to top, water-retention nanofiber layer；Described degradable nonwoven fabrics composite bed includes top flat and egative film, some vertical partitions it are provided with between described top flat and egative film, described vertical partition will be divided into some individual cavity between top flat and egative film, is filled with Plant fiber's powder in described individual cavity, and described top is covered with open-work；Described water-retention nanofiber layer is adopt the melt-blown layers made of polylactic acid and fine fiber layer assembly, and described layers is upper strata, and its fibre diameter is 700～900nm, and described fine fiber layer is lower floor, and its fibre diameter is 300～500nm。
Preferably, described Plant fiber's powder is micronized straw, rice straw or phragmites communis stalk powder。
Preferably, described top flat, egative film and vertical partition are made by degradable water suction non-woven fabrics。
The present invention also provides for a kind of green preparation method planting felt of water-retention nanofiber degradable, comprises the steps:
(1) taking degradable nonwoven fabrics, be respectively placed on guillotine and carry out cutting acquisition top flat, egative film and vertical partition, its mediella is identical with top flat size；
(2) the top flat multiple-level stack of formed objects that will obtain in step (1), is punched out, it is thus achieved that be covered with the top flat of open-work；
(3) vertical partition is connected top flat and egative film as isolation drawstring, prepare the non-woven fabric compounded layer of hollow；
(4) natural plant fibre utilize micronized pulverizer pulverize, it is thus achieved that Plant fiber's powder；
(5) by inside the non-woven fabric compounded layer of hollow of acquisition in Plant fiber's powder uniform filling of acquisition in step (4) to step (3), it is thus achieved that degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material and put into melt extruder, heated, fusing after extrusion, it is subsequently introduced nanojet shower nozzle, under corresponding High Temperature High Pressure air conditions, obtain thick nanofiber, and received by the transmission net of receptor, with transmitting net motion, even through cylinder pressure, ensure consistency of thickness, be subsequently cut into suitable size, it is thus achieved that layers；
(7) method described in step (6) is utilized to obtain thin nanofiber layer under different High Temperature High Pressure air conditionses；
(8) the thin nanofiber layer obtained and thick nanofiber layer are superimposed together roll to obtain water-retention nanofiber layer through cylinder, the water-retention nanofiber layer obtained is laid in above degradable nonwoven fabrics composite bed, and adopt suture way to reinforce, finally give that water-retention nanofiber degradable is green plants felt。
Preferably, in step (3), vertical connected mode between partition with top flat and egative film is connected for fusing or sewing up。
Preferably, preparing polylactic acid raw material heating fusion temperature during thick nanofiber in described step (6) is 180～200 DEG C, and the temperature of High Temperature High Pressure air is that between 300 DEG C～400 DEG C, air pressure is at 1.5kg～1.8kg, and flow reaches 0.4m3～0.6m3/ min；Preparing polylactic acid raw material heating fusion temperature during thin nanofiber is 200～230 DEG C, and the temperature of High Temperature High Pressure air is that between 420 DEG C～480 DEG C, air pressure is at 2.5kg～2.8kg, and flow reaches 0.8m3～0.9m3/min。
Preferably, when preparing thin nanofiber in described step (6), added with the nanometer silicon dioxide particle that mass fraction is polylactic acid raw material 6～8% in polylactic acid raw material, in preparation process, the temperature of High Temperature High Pressure air is 450 DEG C, air pressure is at 2.6kg, and flow reaches 0.9m3/min。
Preferably, the thickness of described layers is less than the thickness of fine fiber layer。
The positive effect of the present invention: the present invention provides that a kind of water-retention nanofiber degradable is green plants felt, natural plant fibre and polylactic acid nano fiber are combined, there is fabulous water storage effect, and the water-holding capacity of thin nanofiber is better than thick nanofiber, and thick nanofiber be the more important thing is and also served as water guide layer while water-retention, the fibrolaminar combination of thickness makes the present invention more can play the function of water-retention in desert；Degradable nonwoven fabrics in the present invention is that green felt of planting provides desirable strength simultaneously, also there is certain sand-fixing effect, provide for plant and firm take root basis, a Plant fiber's powder that arranges for vertical partition is separated, better play the water suction Water storage of Plant fiber, effectively extend the water-retention persistent period；Prior, the present invention all adopts degradation material to make, environmental protection, and Plant fiber also can as plant nutrient source, and the survival planted for desert medium green provides effective guarantee。
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the present invention；
Fig. 2 is the structural representation of the non-woven fabric compounded layer of hollow of the present invention。
Detailed description of the invention
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail。
Seeing figures.1.and.2, the preferred embodiment of the present invention provides that a kind of water-retention nanofiber degradable is green plants felt, including the degradable nonwoven fabrics composite bed arranged from bottom to top, water-retention nanofiber layer；Described degradable nonwoven fabrics composite bed includes top flat 2 and egative film 1, some vertical partitions 6 it are provided with between described top flat 2 and egative film 1, described vertical partition 6 will be divided into some individual cavity 8 between top flat 2 and egative film 1, being filled with Plant fiber's powder in described individual cavity 8, on described top, 2 are covered with and have open-work 7；Described water-retention nanofiber layer is adopt the melt-blown layers 4 made of polylactic acid and fine fiber layer 3 assembly, and described layers 4 is upper strata, and its fibre diameter is 700～900nm, and described fine fiber layer 3 is lower floor, and its fibre diameter is 300～500nm。
Described Plant fiber's powder is micronized straw, rice straw or phragmites communis stalk powder。
Described top flat 2, egative film 1 and vertical partition 6 are made by degradable water suction non-woven fabrics。
The above-mentioned green preparation method planting felt of water-retention nanofiber degradable, comprises the steps:
(1) taking degradable nonwoven fabrics, be respectively placed on guillotine and carry out cutting acquisition top flat 2, egative film 1 and vertical partition 6, its mediella 1 is identical with top flat 2 size；
(2) top flat 2 multiple-level stack of formed objects that will obtain in step (1), is punched out, it is thus achieved that be covered with the top flat 2 of open-work 7；
(3) vertical partition 6 is connected top flat 2 and egative film 1 as isolation drawstring, prepare the non-woven fabric compounded layer of hollow；
(4) natural plant fibre utilize micronized pulverizer pulverize, it is thus achieved that Plant fiber's powder；
(5) by inside the non-woven fabric compounded layer of hollow of acquisition in Plant fiber's powder uniform filling of acquisition in step (4) to step (3), it is thus achieved that degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material and put into melt extruder, heated, fusing after extrusion, it is subsequently introduced nanojet shower nozzle, under corresponding High Temperature High Pressure air conditions, obtain thick nanofiber, and received by the transmission net of receptor, with transmitting net motion, even through cylinder pressure, ensure consistency of thickness, be subsequently cut into suitable size, it is thus achieved that layers 4；
(7) method described in step (6) is utilized to obtain thin nanofiber layer 3 under different High Temperature High Pressure air conditionses；
(8) the thin nanofiber layer 3 obtained and thick nanofiber layer 4 are superimposed together roll to obtain water-retention nanofiber layer through cylinder, the water-retention nanofiber layer obtained is laid in above degradable nonwoven fabrics composite bed, and adopt suture way to utilize stitching thread 5 to reinforce, finally give that water-retention nanofiber degradable is green plants felt。
In step (3), vertical connected mode between partition 6 with top flat 2 and egative film 1 is connected for fusing or sewing up。
Preparing polylactic acid raw material heating fusion temperature during thick nanofiber in described step (6) is 180～200 DEG C, and the temperature of High Temperature High Pressure air is that between 300 DEG C～400 DEG C, air pressure is at 1.5kg～1.8kg, and flow reaches 0.4m3～0.6m3/ min；Preparing polylactic acid raw material heating fusion temperature during thin nanofiber is 200～230 DEG C, added with the nanometer silicon dioxide particle that mass fraction is polylactic acid raw material 6～8% in polylactic acid raw material, in preparation process, the temperature of High Temperature High Pressure air is 450 DEG C, and air pressure is at 2.6kg, and flow reaches 0.9m3/min。
The thickness of described layers is less than the thickness of fine fiber layer。
Use and during the present invention, product of the present invention is layered under the soil, desert that relative rainfall is more, can effectively carry out water-retention and keep moisture, antileaking not easily evaporates, its ventilative water permeability in turn ensure that the normal circulation of plant root air simultaneously, do not affect plant to take root downwards, and being arranged on of nonwoven layer also has sand-fixing effect to a certain extent, be conducive to effectively taking root of plant fixing。On the desert applying product of the present invention, the plant survival rate of plantation is high, and product cost of the present invention is low, it is anticipated that on desertification treatment, the present invention will bring unprecedented effect。
Above-described it is only the preferred embodiments of the present invention; it is it should be understood that; the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention; the protection domain being not intended to limit the present invention; the any amendment made within all thought in the present invention and principle, equivalent replacement etc., should be included within protection scope of the present invention。
Claims (8)
1. a water-retention nanofiber degradable is green plants felt, it is characterised in that: include the degradable nonwoven fabrics composite bed, the water-retention nanofiber layer that arrange from bottom to top；Described degradable nonwoven fabrics composite bed includes top flat and egative film, some vertical partitions it are provided with between described top flat and egative film, described vertical partition will be divided into some individual cavity between top flat and egative film, is filled with Plant fiber's powder in described individual cavity, and described top is covered with open-work；Described water-retention nanofiber layer is adopt the melt-blown layers made of polylactic acid and fine fiber layer assembly, and described layers is upper strata, and its fibre diameter is 700～900nm, and described fine fiber layer is lower floor, and its fibre diameter is 300～500nm。
It is 2. according to claim 1 that a kind of water-retention nanofiber degradable is green plants felt, it is characterised in that: described Plant fiber's powder is micronized straw, rice straw or phragmites communis stalk powder。
It is 3. according to claim 1 that a kind of water-retention nanofiber degradable is green plants felt, it is characterised in that: described top flat, egative film and vertically partition make by degradable water suction non-woven fabrics。
4. the green preparation method planting felt of water-retention nanofiber degradable described in a claim 1, it is characterised in that comprise the steps:
(1) taking degradable nonwoven fabrics, be respectively placed on guillotine and carry out cutting acquisition top flat, egative film and vertical partition, its mediella is identical with top flat size；
(2) the top flat multiple-level stack of formed objects that will obtain in step (1), is punched out, it is thus achieved that be covered with the top flat of open-work；
(3) vertical partition is connected top flat and egative film as isolation drawstring, prepare the non-woven fabric compounded layer of hollow；
(4) natural plant fibre utilize micronized pulverizer pulverize, it is thus achieved that Plant fiber's powder；
(5) by inside the non-woven fabric compounded layer of hollow of acquisition in Plant fiber's powder uniform filling of acquisition in step (4) to step (3), it is thus achieved that degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material and put into melt extruder, heated, fusing after extrusion, it is subsequently introduced nanojet shower nozzle, under corresponding High Temperature High Pressure air conditions, obtain thick nanofiber, and received by the transmission net of receptor, with transmitting net motion, even through cylinder pressure, ensure consistency of thickness, be subsequently cut into suitable size, it is thus achieved that layers；
(7) method described in step (6) is utilized to obtain thin nanofiber layer under different High Temperature High Pressure air conditionses；
(8) the thin nanofiber layer obtained and thick nanofiber layer are superimposed together roll to obtain water-retention nanofiber layer through cylinder, the water-retention nanofiber layer obtained is laid in above degradable nonwoven fabrics composite bed, and adopt suture way to reinforce, finally give that water-retention nanofiber degradable is green plants felt。
5. a kind of green preparation method planting felt of water-retention nanofiber degradable according to claim 4, it is characterised in that: in described step (3), vertical connected mode between partition with top flat and egative film is connected for fusing or sewing up。
6. a kind of green preparation method planting felt of water-retention nanofiber degradable according to claim 4, it is characterized in that: preparing polylactic acid raw material heating fusion temperature during thick nanofiber in described step (6) is 180～200 DEG C, the temperature of High Temperature High Pressure air is between 300 DEG C～400 DEG C, air pressure is at 1.5kg～1.8kg, and flow reaches 0.4m3～0.6m3/ min；Preparing polylactic acid raw material heating fusion temperature during thin nanofiber is 200～230 DEG C, and the temperature of High Temperature High Pressure air is that between 420 DEG C～480 DEG C, air pressure is at 2.5kg～2.8kg, and flow reaches 0.8m3～0.9m3/min。
7. a kind of green preparation method planting felt of water-retention nanofiber degradable according to claim 6, it is characterized in that: when described step (6) prepares thin nanofiber, added with the nanometer silicon dioxide particle that mass fraction is polylactic acid raw material 6～8% in polylactic acid raw material, in preparation process, the temperature of High Temperature High Pressure air is 450 DEG C, air pressure is at 2.6kg, and flow reaches 0.9m3/min。
8. a kind of green preparation method planting felt of water-retention nanofiber degradable according to claim 4, it is characterised in that: the thickness of described layers is less than the thickness of fine fiber layer。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610061465.7A CN105696189B (en) | 2016-01-28 | 2016-01-28 | A kind of degradable green plant felt of water storage nanofiber system and preparation method thereof |
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| CN201610061465.7A CN105696189B (en) | 2016-01-28 | 2016-01-28 | A kind of degradable green plant felt of water storage nanofiber system and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08291453A (en) * | 1995-04-21 | 1996-11-05 | Mitsubishi Paper Mills Ltd | Nonwoven fabric for pill resistant and durable clothing and its production and clothing |
| CN201199781Y (en) * | 2008-04-10 | 2009-03-04 | 武朝菊 | Plant color block |
| CN204426185U (en) * | 2015-01-23 | 2015-07-01 | 泉州市泉港区争艳农场 | A kind of afforestation vegetation blanket |
| CN105052633A (en) * | 2015-07-09 | 2015-11-18 | 湘潭怡达荣耀工程材料有限公司 | Agricultural forestry ecology tending pad and preparation method thereof |
| CN105230466A (en) * | 2015-09-21 | 2016-01-13 | 山东省纺织科学研究院 | Degradable non-woven composite plant-made material used for soilless culture |
-
2016
- 2016-01-28 CN CN201610061465.7A patent/CN105696189B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08291453A (en) * | 1995-04-21 | 1996-11-05 | Mitsubishi Paper Mills Ltd | Nonwoven fabric for pill resistant and durable clothing and its production and clothing |
| CN201199781Y (en) * | 2008-04-10 | 2009-03-04 | 武朝菊 | Plant color block |
| CN204426185U (en) * | 2015-01-23 | 2015-07-01 | 泉州市泉港区争艳农场 | A kind of afforestation vegetation blanket |
| CN105052633A (en) * | 2015-07-09 | 2015-11-18 | 湘潭怡达荣耀工程材料有限公司 | Agricultural forestry ecology tending pad and preparation method thereof |
| CN105230466A (en) * | 2015-09-21 | 2016-01-13 | 山东省纺织科学研究院 | Degradable non-woven composite plant-made material used for soilless culture |
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| CN105696189B (en) | 2018-05-04 |
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