CN103420638A - Air-permeable anti-seepage blanket formed by mold pressing and application - Google Patents
Air-permeable anti-seepage blanket formed by mold pressing and application Download PDFInfo
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- CN103420638A CN103420638A CN2013103172734A CN201310317273A CN103420638A CN 103420638 A CN103420638 A CN 103420638A CN 2013103172734 A CN2013103172734 A CN 2013103172734A CN 201310317273 A CN201310317273 A CN 201310317273A CN 103420638 A CN103420638 A CN 103420638A
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Abstract
The invention provides an air-permeable anti-seepage blanket which is a solidified sand and adhesive mixture. The raw materials of the mixture comprise the following components in parts by weight: 1-3 parts of sand and 7-9 parts of adhesive. The preparation method of the air-permeable anti-seepage blanket is that sand and adhesive are mixed, rolled, dried and solidified. The air-permeable anti-seepage blanket has the advantage of preventing moisture seepage, is equipped with nutrient and fertilizer required by plants, can provide moisture and nutrition after plants are planted for a certain period, improves the survival rate of plants in saline-alkali soil or sand and effectively ensures long-term benefits of comprehensive treatment of saline-alkali soil. The air-permeable anti-seepage blanket provided by the invention can also be used for top virescence of urban constructions, improves virescence effect and level and provides reliable technical reference and a practical method for comprehensive environmental management.
Description
Technical field
The invention belongs to ecotope and repair field, be specifically related to a kind of a kind of flexible apparatus that can play the infiltration permeation functions.
Background technology
Plant plant, greening environment is the effective means that the mankind improve life condition.Desertification and saline Land cause environmental degradation.The difficulty of afforestation desert or saltings maximum is that this earth's surface can not conserve water and soil, and there is no nutrient, makes the plant of plantation can not get moisture and nutrition, is difficult to survive.Although plant, after plant, all will water, in desert region, the rear moisture that waters can ooze rapidly, and the root system of seedling is undeveloped, can not penetrate in very dark soil and absorb moisture; And the labor intensive material resources of repeatedly watering are huge.So at drought, the precipitation rareness, the area that vegetation coverage is low, plant is fewer and feweri, land deterioration.
In order to improve the efficiency of desert afforestation, the efficient irrigation technique of software engineering researchers invent, for example drip irrigation all over the world; Or prepare water-storage material with hydrophilic compounds; Or the exploitation seepage control technique prevents moisture and nutrient loss.For example, patent CN201957525U has proposed a kind of water proof anti-percolator that blocks water, and on original sand bed, is provided with the impervious barrier that blocks water, and above the impervious barrier that blocks water, is provided with sand bed, and the sand bed top is provided with the growing nutrient layer, and growing nutrient layer top arranges the straw plaited clathrum.This device all needed artificial setting before each plantation, and complicated operation and performance can not be consistent.Patent application CN1782237 arranged the sealing coat of antiseepage water conservation before the plant of planting on soil.Complicated operation not only, and the nutrient and the fertilizer that do not provide plant-growth to need simultaneously.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of ventilation anti-seepage blanket of mold pressing.
Another object of the present invention is the application that proposes described ventilation anti-seepage blanket.
The technical scheme that realizes above-mentioned purpose of the present invention is:
A kind of ventilation anti-seepage blanket of mold pressing, described ventilation anti-seepage blanket is curing sand and adhesive mixture; The raw material of mixture comprises the composition of following weight part:
Sand 1-3 part, and tackiness agent 7-9 part;
The preparation method of described ventilation anti-seepage blanket for sand and tackiness agent being mixed, roll, baking and curing obtains.
Wherein, the particle diameter of described sand is the 120-200 order.Sand is taken from nature, and the pre-treatment such as do not need cleaning needs screening, gets 120-200 purpose sand.
Wherein, described tackiness agent is urethane TPU or thermoplastic elastomer.Described thermoplastic elastomer is styrene analog thermoplastic elastomer (SBC triblock copolymer); Polyolefins thermoplastic elastomer, be selected from polyamide-based thermoplastic elastomer, Ben Yi Xi ?Ding bis-Xi ?styrene block copolymer (SBS), Ben Yi Xi ?Yi Wu bis-Xi ?a kind of in styrene block copolymer (SIS).
Ventilation anti-seepage blanket of the present invention can also be at curing sand and the biodegradable fabric of adhesive mixture outer cladding one deck.
Described ventilation anti-seepage blanket preparation method is: be mixed in proportion sand and tackiness agent, stir, be placed in mould and roll the mixture that makes sand and tackiness agent and be full of fully equably mould, mould is placed in the drying plant baking and curing 4-5h that temperature 80-100 ℃, humidity are saturated humidity together with mixture.
Wherein, before described sand and tackiness agent are placed in mould, mould inner surface scribbles releasing agent.Releasing agent is generally silicone oil.
Wherein, the humidity of described drying plant is controlled by water spray.
Wherein, after described air-dry solidify, also be included in the biodegradable reticulated of blanket shape product outer cladding one deck, be selected from a kind of in crust fiber fabric, stalk fabric, aliphatic/aromatic copolyester (PBST) fiber.
The application of ventilation anti-seepage blanket of the present invention in afforestation desert or saltings.
Described application, be to dig flat hole or ditch on earth's surface, is laid in hole by described ventilation anti-seepage blanket or, in ditch, then on the ventilation anti-seepage blanket, places plant seed, then put into soil.Can water conservation, can not rotten.
Described hole or ditch are rectangle, and the side paving plastic cloth of hole or ditch is then placed plant seed or seedling on the ventilation anti-seepage blanket.Plant seed adopts seeds such as Stem or leaf of Shrub Lespedeza, caragana microphylla, coronule flower, false indigo, locust tree, Festuca Arundinacea, Cosmos bipinnatus.Can mix in any proportion.Seedling is optional such as willow and the annual seedling of Chinese pine.
Beneficial effect of the present invention is:
The ventilation anti-seepage blanket that the present invention proposes has the advantage of the moisture penetration of preventing, and nutrient and the fertilizer of configuration plant needs, moisture and nutrition can be provided in the certain period after plant cultivating, improve plant in saltings or the surviving rate of sand ground, effectively guaranteed the long-term benefit of the saltings comprehensive regulation.The ventilation anti-seepage blanket that the present invention proposes also can, for the greening at urban architecture top, improve afforestation effect and level, for comprehensive regulation environment provides reliable technical basis and practical method.
The accompanying drawing explanation
Fig. 1 is the setting drawing of compacting ventilation anti-seepage blanket.In figure, 1 is mould, and 2 is roller.
Embodiment
Following examples are used for the present invention is described, but are not used for limiting the scope of the invention.Without departing from the spirit and substance of the case in the present invention, the modification that the inventive method, step or condition are done or replacement, all belong to protection scope of the present invention.
If do not specialize, the conventional means that in embodiment, technique means used is well known to those skilled in the art.
The ventilation anti-seepage blanket comprises the composition of following weight part:
1 part of sand, and 9 parts of tackiness agent (urethane Strong Adhesive, Yantai ten thousand China); Sand is to get particle diameter 100-200 purpose sand through screening.
Preparation:
The long L of mould is 1000mm, and height H is 3mm, and wide W is 500mm, and internal surface is coated with one deck releasing agent silicone oil (Qingdao moral inscription chemical industry company limited, alkyl-silicone oil);
Be mixed in proportion sand and tackiness agent, stir, be placed in mould (referring to Fig. 1), the length of roller is 600mm, and internal surface is coated with one deck releasing agent silicone oil (Qingdao moral inscription chemical industry company limited, alkyl-silicone oil) in advance; Roll, make mixture be full of fully equably mould, be placed on together in baking oven, 90 ℃ of temperature, in drying course to water spray in baking oven be in baking oven in saturated humidity, take out curing product after 4h.
The ventilation anti-seepage blanket made is can curved 120 ° (curved to 30 ° of angles) continuous, has good flexibility.Air permenbility: 90mL/ (cm
3S); Density 1600kg/m3; Block water is highly 10cm.There is good antiseepage function.(the elevation measurement method that blocks water is shown in patent CN102890046 device and method that detects impermeable performance of impermeable sand)
2 parts of sands, and 8 parts of tackiness agent (Dupont TPE, thermoplastic elastomer); Sand is through screening, gets particle diameter 120-200 purpose sand.
Preparation: be mixed in proportion sand and tackiness agent, stir, be placed in mould 1, long L is 1000mm, and height H is 3mm, and wide W is 500mm, and the length of roller 2 is 600mm.Roll, be placed on together in baking oven, 90 ℃ of temperature, in drying course to water spray in baking oven be in baking oven in saturated humidity, take out curing product after 4h.Air permenbility: 90mL/ (cm
3S); Density 1600kg/m
3.
The ventilation anti-seepage blanket made is can curved 120 ° (curved to 30 ° of angles) continuous, has good flexibility.The present embodiment ventilation anti-seepage blanket is placed in to container, pours water into, blocking water is highly 12cm, has good antiseepage function.
Embodiment 3
3 parts of sands, and 7 parts of tackiness agent (urethane Strong Adhesive, Yantai ten thousand China); Sand is through screening, gets particle diameter 120-200 purpose sand.
Preparation: be mixed in proportion sand and tackiness agent, stir, be placed in mould, long L is 1000mm, and height H is 3mm, and wide W is 500mm, and the length of roller is 600mm.Roll, be placed on together in baking oven, 90 ℃ of temperature, in drying course to water spray in baking oven be in baking oven in saturated humidity, take out curing product after 4h.
Air permenbility: 90mL/ (cm
3S); Density 1600kg/m
3.The ventilation anti-seepage blanket made is can curved 120 ° (curved to 30 ° of angles) continuous, has good flexibility.The present embodiment ventilation anti-seepage blanket is placed in to container, pours water into, blocking water is highly 12cm, has good antiseepage function.
The ventilation anti-seepage blanket made is can curved 120 ° (curved to 30 ° of angles) continuous, has good flexibility.The present embodiment ventilation anti-seepage blanket is placed in to container, pours water into, blocking water is highly 15cm, has good antiseepage function.
Experimental example:
Because ventilation anti-seepage blanket of the present invention has flexibility, need not process ground during use, even the ground injustice also can spread use.Even trench in Baiyin sandy land plot, furrow width 40cm, ditch depth 40cm, ditch spacing 6m.Embodiment 1 ventilation anti-seepage blanket is laid on to bottom of trench, ditch side paving plastic film.Place plant seed in ditch, comprise false indigo 30g, twigs of the chaste tree 30g.Put into soil, watering.
Implement after 3 months, the comprehensive seedling rate of plant seed reaches more than 80%.Through annual growth, this ground vegetation coverage reaches more than 75%.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. the ventilation anti-seepage blanket of a mold pressing, is characterized in that, described ventilation anti-seepage blanket is curing sand and adhesive mixture, and the raw material of mixture comprises the composition of following weight part:
Sand 1-3 part, and tackiness agent 7-9 part;
The preparation method of described ventilation anti-seepage blanket for sand and tackiness agent being mixed, roll, baking and curing obtains.
2. ventilation anti-seepage blanket as claimed in claim 1, is characterized in that, the particle diameter of described sand is the 100-200 order.
3. ventilation anti-seepage blanket as claimed in claim 1, it is characterized in that, described tackiness agent is urethane or thermoplastic elastomer, described thermoplastic elastomer be styrene analog thermoplastic elastomer, polyolefins thermoplastic elastomer, polyamide-based thermoplastic elastomer, Ben Yi Xi ?Ding bis-Xi ?styrene block copolymer, Ben Yi Xi ?Yi Wu bis-Xi ?a kind of in styrene block copolymer.
4. described ventilation anti-seepage blanket as arbitrary as claim 1-3, it is characterized in that, the preparation method of described ventilation anti-seepage blanket comprises step: be mixed in proportion sand and tackiness agent, stir, be placed in mould and roll and make sand and gluing agent composition be full of mould fully, the drying plant baking and curing 4-5h that to be placed in temperature 80-100 ℃, humidity be saturated humidity.
5. ventilation anti-seepage blanket as claimed in claim 4, is characterized in that, before described sand and tackiness agent are placed in mould, mould inner surface scribbles releasing agent.
6. ventilation anti-seepage blanket as claimed in claim 4, is characterized in that, the humidity of described drying plant is controlled by water spray.
7. the application of the arbitrary described ventilation anti-seepage blanket of claim 1-6 in afforestation desert or saltings.
8. application as claimed in claim 7, is characterized in that, on ground, digs pit or ditch, is laid in hole by described ventilation anti-seepage blanket or, in ditch, then on the ventilation anti-seepage blanket, places plant seed, then put into soil.
9. application as claimed in claim 8, is characterized in that, described hole or ditch are rectangle, and the side paving plastic cloth of hole or ditch is then placed plant seed or seedling on the ventilation anti-seepage blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317273.4A CN103420638B (en) | 2013-07-25 | 2013-07-25 | Air-permeable anti-seepage blanket formed by mold pressing and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310317273.4A CN103420638B (en) | 2013-07-25 | 2013-07-25 | Air-permeable anti-seepage blanket formed by mold pressing and application |
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| CN103420638B CN103420638B (en) | 2015-01-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110192477A (en) * | 2019-04-29 | 2019-09-03 | 同济大学 | A kind of Antiseepage water storage blanket and preparation method thereof for sand soil plantation |
| CN117770095A (en) * | 2024-02-27 | 2024-03-29 | 同济大学 | Breathable impermeable blanket with multilayer structure and preparation method and application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863645A (en) * | 2010-06-09 | 2010-10-20 | 内蒙古自治区水利科学研究院 | Flexible protective material for geosynthetic clay liner (GCL) |
-
2013
- 2013-07-25 CN CN201310317273.4A patent/CN103420638B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863645A (en) * | 2010-06-09 | 2010-10-20 | 内蒙古自治区水利科学研究院 | Flexible protective material for geosynthetic clay liner (GCL) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110192477A (en) * | 2019-04-29 | 2019-09-03 | 同济大学 | A kind of Antiseepage water storage blanket and preparation method thereof for sand soil plantation |
| CN117770095A (en) * | 2024-02-27 | 2024-03-29 | 同济大学 | Breathable impermeable blanket with multilayer structure and preparation method and application thereof |
| CN117770095B (en) * | 2024-02-27 | 2024-05-07 | 同济大学 | Breathable impermeable blanket with multilayer structure and preparation method and application thereof |
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| Publication number | Publication date |
|---|---|
| CN103420638B (en) | 2015-01-21 |
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Effective date of registration: 20160825 Address after: 100085 room B, block B509, Jiahua building, No. 9, 3rd Street, Beijing, Haidian District Patentee after: Beijing Rechsand Ecological Environment Protection Science and Technology Co., Ltd. Address before: 100085, B, block 9, 3rd Street, Haidian District, Beijing, 508 Patentee before: Beijing Renchuang Sci-Tech Group Corp., Ltd. |
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Address after: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee after: Anhui Renchuang ecological environmental Polytron Technologies Inc Address before: 100085 room B, block B509, Jiahua building, No. 9, 3rd Street, Beijing, Haidian District Patentee before: Beijing Rechsand Ecological Environment Protection Science and Technology Co., Ltd. |
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Address after: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee after: Renchuang ecological environmental protection Polytron Technologies Inc Address before: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee before: Anhui Renchuang ecological environmental Polytron Technologies Inc |