Soil stabilizer for wall body building of greenhouse and production method of soil stabilizer

A soil curing agent, a technology for greenhouses, applied in chemical instruments and methods, building structures, soil conditioning materials, etc., can solve the problems of poor crop growth, low protection level, low supporting functions, etc., and achieve easy transportation and storage. , good low temperature freezing stability, good water stability

Active Publication Date: 2012-10-03
新疆惠森生物技术有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] Greenhouses with civil structures are the easiest to realize because of their lowest cost of 50,000-80,000 per mu, and have the largest planting area in my country, but their service life is less than 12 years, their supporting functions are low, and their tensile and compressive strengths cannot be automated. The supporting installation of rolling shutters and other equipment is labor-intensive; the insulation performance of the earth-built walls is poor, and the protection level is low; the walls are easily damaged, and the maintenance cost is high in the later stage; especially the output ratio cannot be compared with other high-grade boron; The soil used to build the wall is all live soil that has been planted for many years with local materials, which invisibly destroys the soil structure of the greenhouse and causes soil compaction; the new soil is dead soil, and the crops cannot absorb all the nutrients from the new soil, resulting in poor growth of the crops. In the first three years, the new sheds planted by farmers were almost based on fertile land and live soil, and the economic benefits were low. This is also an unavoidable problem in civil structure greenhouses.
[0008] Although the reinforced concrete structure greenhouse has a service life of more than 30 years, its supporting functions, thermal insulation performance, protection level, labor intensity, wall compression resistance, etc. have been greatly improved and improved compared with civil structure greenhouses, but its high cost 300,000 to 400,000 / mu, which discourages farmers; on the other hand, the large amount of lime, cement, fly ash, crushed stone, gravel and other traditional wall building materials used in brick walls consumes resources and energy. Wasted land, destroyed vegetation, and emitted carbon dioxide and other greenhouse gases are all contrary to current energy conservation, emission reduction, and sustainable development policies and regulations
[0009] Steel structure greenhouses, aluminum alloy structure greenhouses and other material greenhouses, the cost of these high-end greenhouses is even more unacceptable to farmers, and the possibility of their promotion is obvious. The existing technology urgently needs a low-cost, reasonable structure, suitable for Characteristics of sandy soil types in Fengtarim Basin, Xinjiang and suitable building materials for the construction of existing winter warm greenhouses

Method used

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  • Soil stabilizer for wall body building of greenhouse and production method of soil stabilizer

Examples

Experimental program
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Effect test

Embodiment 1

[0025] Embodiment 1: Soil curing agent for greenhouse wall construction and preparation method thereof

[0026] % by mass percentage, the components of the soil stabilizer and the preparation method thereof are as follows.

[0027] (1) Dissolve 2.5% hydroxypropyl methylcellulose and 5% polyacrylamide in 22.5% water at room temperature, and let it stand for 2-4 hours to fully dissolve and form an aqueous solution to obtain high viscosity Organic aqueous solution; Among them, hydroxypropyl methylcellulose is selected as a medium-viscosity cold water dispersion type, with a viscosity of 100,000 mPa.s; polyacrylamide is selected from cationic polyacrylamide (CPAM); low-salt water with a total soluble solid content TDS of less than 500mg / L Degree of tap water.

[0028] (2) Add 70% water glass to the organic aqueous solution obtained in the above steps, and use a stirrer at 60-200 rpm to prepare a soil curing agent for winter warm greenhouse wall construction by mixing and stirri...

Embodiment 2

[0031] Embodiment two: the selection of soil curing agent raw materials for greenhouse wall construction

[0032]Raw material 1: Hydroxypropyl methylcellulose is a cold water dispersion type with a medium viscosity of 100,000 mPa.s. Hypromellose is also known as Hypromellose; Cellulose Hydroxypropyl Methyl Ether; Hypromellose, Cellulose. Non-ionic, white powder in appearance, odorless and tasteless. Soluble in water and swell in cold water to form a clear or slightly cloudy colloidal solution. The aqueous solution has surface activity, high transparency and stable performance. Particle size: 100 mesh pass rate is greater than 100%. Bulk density: usually 0.4g / cm 3 Around, specific gravity 1.26-1.31 g / cm 3 . Discoloration temperature: 180-200°C, carbonization temperature: 280-300°C. Different specifications of HPMC have certain differences in their properties, and the dissolution of HPMC in water is not affected by the pH value.

[0033] Commercially available hydrox...

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Abstract

The invention discloses a soil stabilizer for a wall body building of a greenhouse, and a production method of the soil stabilizer. The production method comprises the following steps: preparing, producing and storing by using an enamel, galvanized, aluminum or plastic drum; dissolving 2.5 percent of hydroxypropyl methyl cellulose and 5 percent of polyacrylamide into 22.5 percent of water; standing the mixture for 2-4 hours to be fully dissolved to form a high-viscosity organic aqueous solution; adding 70 percent of water glass; and mixing and uniformly stirring the mixture for 60-200 r / min by adopting a stirrer to obtain the soil stabilizer. The prepared soil stabilizer has favorable water stabilization, durability and low-temperature freezing stability and can bear repeated unfreezing; the damage to a wall body caused by an unfreezing action under the condition of subzero 22DEG C is avoided; and the soil stabilizer is applied to the field of construction of aeolian sandy soil type winter-warmed greenhouse wall bodies and is wide in application range.

Description

technical field [0001] The invention relates to the technical field of building engineering materials. Specifically, the present invention relates to a new type of construction engineering material used in the wind-sandy soil type of the Tarim Basin in Xinjiang and the technical field of its preparation. Background technique [0002] The role of winter-warm greenhouse planting in adjusting agricultural planting structure, improving agricultural production conditions, increasing farmers' income, enriching people's lives and ensuring vegetable supply is becoming more and more irreplaceable. Especially in the north, the construction of greenhouses has been promoted in various places It is an effective measure to increase agricultural production in an all-round way, effectively increase farmers' income, and maintain social stability to promote the adjustment of agricultural planting structure and achieve a breakthrough in the overall planning of urban and rural areas. [0003] ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09K17/40C09K103/00
Inventor 王希山王心歌张松林韩友青
Owner 新疆惠森生物技术有限公司
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