CN105696189B - A kind of degradable green plant felt of water storage nanofiber system and preparation method thereof - Google Patents
A kind of degradable green plant felt of water storage nanofiber system and preparation method thereof Download PDFInfo
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- CN105696189B CN105696189B CN201610061465.7A CN201610061465A CN105696189B CN 105696189 B CN105696189 B CN 105696189B CN 201610061465 A CN201610061465 A CN 201610061465A CN 105696189 B CN105696189 B CN 105696189B
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- 239000002121 nanofiber Substances 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000003860 storage Methods 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 241001464837 Viridiplantae Species 0.000 title claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 42
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 21
- 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 16
- 239000002131 composite material Substances 0.000 claims abstract description 13
- 241000196324 Embryophyta Species 0.000 claims description 28
- 239000002994 raw material Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 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
- 241000209094 Oryza Species 0.000 claims description 5
- 235000007164 Oryza sativa Nutrition 0.000 claims description 5
- 235000009566 rice Nutrition 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 230000004083 survival effect Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 235000015097 nutrients Nutrition 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 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
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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 present invention provides a kind of degradable green degradable nonwoven fabrics composite bed, the water storage layers of nanofibers planted felt and include setting from bottom to top of water storage nanofiber system；The degradable nonwoven fabrics composite bed includes top flat and egative film, some vertical partitions are equipped between the top flat and egative film, the vertical partition will be divided into some individual cavities between top flat and egative film, be filled with plant fiber powder in the individual cavity, being covered with the top has open-work；The water storage layers of nanofibers be using polylactic acid be meltblown made of layers and fine fiber layer assembly, the layers are upper strata, its fibre diameter is 700~900nm, and the fine fiber layer is lower floor, its fibre diameter is 300~500nm.The above-mentioned green preparation method for planting felt is additionally provided at the same time.The present invention has good desert water storage effect, and is made of degradation material, and environmentally protective, wherein plant fiber can also be used as plant nutrient, and the survival for green plant in desert provides effective guarantee.
Description
Technical field
The invention belongs to Desert Control field of material technology, particularly a kind of degradable green plant felt of water storage nanofiber system
And preparation method thereof.
Background technology
Serious threat has arrived the living environment of the mankind and the development of social economy to desertification phenomenon, at present, China desert
Change area and have reached 2,620,000 square kilometres, account for the 27% of national territorial area, and in the situation constantly extended, while China
It is that desert area is larger in the world, one of distributed more widely, the serious country of desertification hazard.Desertification not only causes the ecosystem
It is unbalance, and arable area is constantly reduced, China's industrial and agricultural production and people's lives are brought and seriously affected.China west
One of northern arid biogeographic zone desert and desertification land, it has also become the main source of China or even Asian-Pacific area sandstorm, to national society
Meeting economy causes huge loss.Therefore, control of desert is active demand of the country in terms of ecological construction and environmental protection.
Afforestation is the main path of Desert Control, but is encountered during actual control of desert and be difficult to solve
The problem of, first, desert area wind-force is big, sandy soil are loose easily mobile, just planted into plant can not effectively take root fixation, survival rate
It is low；Second, sand does not have water-holding capacity in desert, and since the effect water evaporation quantity of sunlight is big, plant can not because of water shortage
Survival.In face of control of desert, most expert also all try enhancing desert water-holding capacity, the measure taken include irrigate and
Afforestation, but due to the sternness of above-mentioned desert problem, as a result mostly fail, waste many manpower financial capacities.
In recent years, with the rapid development of nano material technology, nanofiber technology as fibre science forward position and
Research hotspot, nanofiber are widely used in purification, filtering of the products such as chemical industry, medicine etc. due to the specific surface area of its super large.
Nanofiber product applies the report in various fields to have much at present, but nanofiber is applied to control of desert
Research be rarely reported.
The content of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of degradable green plant felt of water storage nanofiber system and its
Nanofiber technology, has reasonably been applied to control of desert field by preparation method, and environmentally safe, effectively increases sand
The survival rate of unconcerned green plant.
The technical solution adopted by the present invention to solve the technical problems is：
Present invention firstly provides a kind of degradable green plant felt of water storage nanofiber system, including set from bottom to top degradable
Non-woven fabric compounded layer, water storage layers of nanofibers；The degradable nonwoven fabrics composite bed includes top flat and egative film, the top flat and bottom
Some vertical partitions are equipped between piece, the vertical partition will be divided into some individual cavities between top flat and egative film, described only
Plant fiber powder is filled with vertical cavity, being covered with the top has open-work；The water storage layers of nanofibers is using polylactic acid
Layers made of melt-blown and fine fiber layer assembly, the layers are upper strata, its fibre diameter is 700~900nm,
The fine fiber layer is lower floor, its fibre diameter is 300~500nm.
Preferably, the plant fiber powder is micronized straw, rice straw or reed stalk powder.
Preferably, the top flat, egative film and vertical partition are made by degradable water suction non-woven fabrics.
The present invention also provides a kind of degradable green preparation method for planting felt of water storage nanofiber system, include the following steps：
(1) degradable nonwoven fabrics are taken, is respectively placed on guillotine and carries out cutting acquisition top flat, egative film and vertical partition, its
Mediella is identical with top flat size；
(2) by the top flat multiple-level stack of the formed objects obtained in step (1), it is punched out, obtains the top for being covered with open-work
Piece；
(3) using vertical partition as isolation drawstring connection top flat and egative film, hollow non-woven fabric compounded layer is made；
(4) natural plant fibre is crushed using micronized pulverizer, obtains plant fiber powder；
(5) the plant fiber powder obtained in step (4) is uniformly filled into the hollow non-woven fabrics obtained in step (3) to answer
Close inside layer, obtain degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material to put into melt extruder, extruded after heated, fusing, be subsequently introduced nanojet spray
Head, obtains thick nanofiber under corresponding high temperature and pressure air conditions, and is received by the transmission net of receiver, is transported with transmission net
It is dynamic, even, guarantee consistency of thickness is pressed through roller, is subsequently cut into suitable size, acquisition layers；
(7) using method described in step (6) thin layers of nanofibers is obtained under different high temperature and pressure air conditions；
(8) obtained thin layers of nanofibers and thick layers of nanofibers are superimposed together and roll to obtain water storage Nanowire through roller
Layer is tieed up, obtained water storage layers of nanofibers is laid in above degradable nonwoven fabrics composite bed, and is reinforced using suture way, most
The degradable green plant felt of water storage nanofiber system is obtained eventually.
Preferably, vertical connection mode between partition and top flat and egative film is welding or suture connection in step (3).
Preferably, polylactic acid raw material heating fusion temperature is 180~200 when preparing thick nanofiber in the step (6)
DEG C, between the temperature of high temperature and pressure air is 300 DEG C~400 DEG C, air pressure reaches 0.4m in 1.5kg~1.8kg, flow3~
0.6m3/min；Polylactic acid raw material heating fusion temperature is 200~230 DEG C when preparing thin nanofiber, the temperature of high temperature and pressure air
Spend between 420 DEG C~480 DEG C, air pressure reaches 0.8m in 2.5kg~2.8kg, flow3~0.9m3/min。
Preferably, added with mass fraction it is polylactic acid in polylactic acid raw material when preparing thin nanofiber in the step (6)
The nanometer silicon dioxide particle of raw material 6~8%, the temperature of preparation process high temperature pressure-air are 450 DEG C, air pressure in 2.6kg,
Flow reaches 0.9m3/min。
Preferably, the thickness of the layers is less than the thickness of fine fiber layer.
The positive effect of the present invention：The present invention provides a kind of degradable green plant felt of water storage nanofiber system, by natural plants
Fiber and polylactic acid nano fiber are combined together, and have fabulous water storage effect, and the water-holding capacity of thin nanofiber is better than
Thick nanofiber, and thick nanofiber more importantly also serves as water guide layer while water storage, the combination of thickness fibrous layer makes
Obtain the function of the invention that can more play water storage in desert；The degradable nonwoven fabrics in the present invention provide required for green plant felt at the same time
Intensity, also there is certain sand-fixing effect, firm basis of taking root is provided for plant, the setting of vertical partition is plant fiber powder
End is separated, and is preferably played the water suction Water storage of plant fiber, is effectively extended the water storage duration；It is prior,
The present invention is made of degradation material, environmentally protective, and plant fiber can also be used as plant nutrient source, is green plant in desert
Survival provide effective guarantee.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of the present invention；
Fig. 2 is the structure diagram of hollow non-woven fabric compounded layer of the present invention.
Embodiment
Below in conjunction with the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Referring to Figures 1 and 2, the preferred embodiment of the present invention provides a kind of degradable green plant felt of water storage nanofiber system, including
The degradable nonwoven fabrics composite bed that sets from bottom to top, water storage layers of nanofibers；The degradable nonwoven fabrics composite bed includes top
Piece 2 and egative film 1, are equipped with some vertical partitions 6 between the top flat 2 and egative film 1, the vertical partition 6 is by top flat 2 and egative film 1
Between be divided into some individual cavities 8, be filled with plant fiber powder in the individual cavity 8,2 are covered with and have open-work on the top
7；The water storage layers of nanofibers be using polylactic acid be meltblown made of 3 assembly of layers 4 and fine fiber layer, it is described thick fine
Dimension layer 4 is upper strata, its fibre diameter is 700~900nm, and the fine fiber layer 3 is lower floor, its fibre diameter for 300~
500nm。
The plant fiber powder is micronized straw, rice straw or reed stalk powder.
The top flat 2, egative film 1 and vertical partition 6 are made by degradable water suction non-woven fabrics.
The above-mentioned degradable green preparation method for planting felt of water storage nanofiber system, includes the following steps：
(1) degradable nonwoven fabrics are taken, is respectively placed on guillotine and carries out cutting acquisition top flat 2, egative film 1 and vertical partition 6,
Its mediella 1 is identical with 2 size of top flat；
(2) by 2 multiple-level stack of top flat of the formed objects obtained in step (1), it is punched out, acquisition is covered with open-work 7
Top flat 2；
(3) using vertical partition 6 as isolation drawstring connection top flat 2 and egative film 1, hollow non-woven fabric compounded layer is made；
(4) natural plant fibre is crushed using micronized pulverizer, obtains plant fiber powder；
(5) the plant fiber powder obtained in step (4) is uniformly filled into the hollow non-woven fabrics obtained in step (3) to answer
Close inside layer, obtain degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material to put into melt extruder, extruded after heated, fusing, be subsequently introduced nanojet spray
Head, obtains thick nanofiber under corresponding high temperature and pressure air conditions, and is received by the transmission net of receiver, is transported with transmission net
It is dynamic, even, guarantee consistency of thickness is pressed through roller, is subsequently cut into suitable size, acquisition layers 4；
(7) thin layers of nanofibers 3 is obtained under different high temperature and pressure air conditions using method described in step (6)；
(8) obtained thin layers of nanofibers 3 and thick layers of nanofibers 4 are superimposed together and roll to obtain water storage nanometer through roller
Fibrous layer, obtained water storage layers of nanofibers is laid in above degradable nonwoven fabrics composite bed, and is utilized using suture way
Suture 5 is reinforced, and finally obtains the degradable green plant felt of water storage nanofiber system.
Vertical connection mode between partition 6 and top flat 2 and egative film 1 is welding or suture connection in step (3).
Polylactic acid raw material heating fusion temperature is 180~200 DEG C when preparing thick nanofiber in the step (6), high temperature
Between the temperature of pressure-air is 300 DEG C~400 DEG C, air pressure reaches 0.4m in 1.5kg~1.8kg, flow3~0.6m3/min；
Polylactic acid raw material heating fusion temperature is 200~230 DEG C when preparing thin nanofiber, is added with mass fraction in polylactic acid raw material
The nanometer silicon dioxide particle of polylactic acid raw material 6~8%, the temperature of preparation process high temperature pressure-air is 450 DEG C, and air pressure exists
2.6kg, flow reach 0.9m3/min。
The thickness of the layers is less than the thickness of fine fiber layer.
Product of the present invention is layered under the opposite more desert soil of rainfall using during the present invention, can effectively be carried out
Water storage and holding moisture, antileaking is not easy to evaporate, while its ventilative water permeability in turn ensure that the normal stream of plant root air
It is logical, plant is not influenced to take root downwards, and the setting of nonwoven layer also has sand-fixing effect to a certain extent, be conducive to plant has
Effect takes root fixation.The plant survival rate planted on the desert for applying product of the present invention is high, and product cost of the present invention is low, can
Unprecedented effect will be brought to predict the present invention on desertification treatment.
It is above-described to be merely a preferred embodiment of the present invention, it should be understood that the explanation of above example is simply used
Understand the method and its core concept of the present invention in help, the protection domain being not intended to limit the present invention is all the present invention's
Any modification for being made within thought and principle, equivalent substitution etc., should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of degradable green preparation method for planting felt of water storage nanofiber system, it is characterised in that include the following steps：
(1) degradable nonwoven fabrics are taken, is respectively placed on guillotine and carries out cutting acquisition top flat, egative film and vertical partition, its midsole
Piece is identical with top flat size；
(2) by the top flat multiple-level stack of the formed objects obtained in step (1), it is punched out, obtains the top flat for being covered with open-work；
(3) using vertical partition as isolation drawstring connection top flat and egative film, hollow non-woven fabric compounded layer is made；
(4) natural plant fibre is crushed using micronized pulverizer, obtains plant fiber powder；
(5) the plant fiber powder obtained in step (4) is uniformly filled into the hollow non-woven fabric compounded layer obtained in step (3)
Inside, obtains degradable nonwoven fabrics composite bed；
(6) take polylactic acid raw material to put into melt extruder, extruded after heated, fusing, be subsequently introduced nanojet nozzle,
Thick nanofiber is obtained under corresponding high temperature and pressure air conditions, and is received by the transmission net of receiver, moves, passes through with transmission net
Roller pressure is even, ensures consistency of thickness, is subsequently cut into suitable size, obtains layers；
(7) using method described in step (6) thin layers of nanofibers is obtained under different high temperature and pressure air conditions；
(8) obtained thin layers of nanofibers and thick layers of nanofibers are superimposed together and roll to obtain water storage nanofiber through roller
Layer, obtained water storage layers of nanofibers is laid in above degradable nonwoven fabrics composite bed, and is reinforced using suture way, finally
Obtain the degradable green plant felt of water storage nanofiber system；
The water storage nanofiber system is degradable green to plant degradable nonwoven fabrics composite bed, water storage that felt includes setting from bottom to top and receives
Rice fibrous layer；The degradable nonwoven fabrics composite bed includes top flat and egative film, and it is some vertical to be equipped between the top flat and egative film
Partition, the vertical partition will be divided into some individual cavities, plant are filled with the individual cavity between top flat and egative film
Fiber dust, being covered with the top flat has open-work；The water storage layers of nanofibers be using polylactic acid be meltblown made of crude fibre
Layer and fine fiber layer assembly, the layers are upper strata, its fibre diameter is 700~900nm, under the fine fiber layer is
Layer, its fibre diameter is 300~500nm；
The plant fiber powder is micronized straw, rice straw or reed stalk powder；
The top flat, egative film and vertical partition are made by degradable water suction non-woven fabrics.
A kind of 2. degradable green preparation method for planting felt of water storage nanofiber system according to claim 1, it is characterised in that：
Vertical connection mode between partition and top flat and egative film is welding or suture connection in the step (3).
A kind of 3. degradable green preparation method for planting felt of water storage nanofiber system according to claim 1, it is characterised in that：
Polylactic acid raw material heating fusion temperature is 180~200 DEG C when preparing thick nanofiber in the step (6), high temperature and pressure air
Temperature be 300~400 DEG C between, air pressure reaches 0.4~0.6m in 1.5~1.8kg, flow3/min；Prepare thin nanofiber
When polylactic acid raw material heating fusion temperature be 200~230 DEG C, between the temperature of high temperature and pressure air is 420~480 DEG C, air pressure
In 2.5~2.8kg, flow reaches 0.8~0.9m3/min。
A kind of 4. degradable green preparation method for planting felt of water storage nanofiber system according to claim 3, it is characterised in that：
Added with mass fraction it is receiving for polylactic acid raw material 6~8% in polylactic acid raw material when preparing thin nanofiber in the step (6)
Rice silica dioxide granule, the temperature of preparation process high temperature pressure-air is 450 DEG C, and air pressure reaches 0.9m in 2.6kg, flow3/
min。
A kind of 5. degradable green preparation method for planting felt of water storage nanofiber system according to claim 1, it is characterised in that：
The thickness of the layers is less than the thickness of fine fiber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| 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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| CN105696189B true CN105696189B (en) | 2018-05-04 |
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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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| Publication number | Publication date |
|---|---|
| CN105696189A (en) | 2016-06-22 |
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