CN102746851B - Drought and cold resistant water-retaining agent and its preparation method - Google Patents
Drought and cold resistant water-retaining agent and its preparation method Download PDFInfo
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- CN102746851B CN102746851B CN201210220733.7A CN201210220733A CN102746851B CN 102746851 B CN102746851 B CN 102746851B CN 201210220733 A CN201210220733 A CN 201210220733A CN 102746851 B CN102746851 B CN 102746851B
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- water
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- soil
- drought
- retaining agent
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- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 claims abstract description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910000365 copper sulfate Inorganic materials 0.000 claims abstract description 9
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims abstract description 9
- 229940047670 sodium acrylate Drugs 0.000 claims abstract description 9
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims abstract description 9
- 229910000368 zinc sulfate Inorganic materials 0.000 claims abstract description 9
- 229960001763 zinc sulfate Drugs 0.000 claims abstract description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 8
- 229920002472 Starch Polymers 0.000 claims abstract description 8
- 239000001110 calcium chloride Substances 0.000 claims abstract description 8
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 8
- 239000000741 silica gel Substances 0.000 claims abstract description 8
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 8
- 235000019698 starch Nutrition 0.000 claims abstract description 8
- 239000008107 starch Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 7
- -1 500 grams Chemical compound 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 7
- 239000013618 particulate matter Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 33
- 230000000694 effects Effects 0.000 abstract description 13
- 230000006378 damage Effects 0.000 abstract description 2
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 abstract description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 1
- 206010016807 Fluid retention Diseases 0.000 abstract 1
- 229940114077 acrylic acid Drugs 0.000 abstract 1
- 239000000440 bentonite Substances 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- 229940080313 sodium starch Drugs 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 241000196324 Embryophyta Species 0.000 description 6
- 241000209140 Triticum Species 0.000 description 5
- 235000021307 Triticum Nutrition 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 3
- 230000009172 bursting Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009746 freeze damage Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 229960000892 attapulgite Drugs 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052625 palygorskite Inorganic materials 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
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- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention relates to a drought and cold resistant water-retaining agent and its preparation method. The preparation method consists of: adopting acrylic acid, sodium acrylate, and starch for reaction to generate sodium polyacrylate, which is mixed with silica gel, calcium chloride, copper sulfate, zinc sulfate, bentonite, diatomite and the like respectively, then conducting crushing, and uniform stirring so as to obtain the drought and cold resistant water-retaining agent. Application of the invention can make the effective duration of drought resistance and water retention of soil up to at least more than 3 years. Compared with traditional drought resistant water-retaining agents, the water-retaining agent provided in the invention has a good soil antifreezing effect, and plants grow in the soil applied with the water-retaining agent have substantial frost damage prevention effects.
Description
Technical field
The invention belongs to agricultural technology field, particularly relate to cold-resistant water-holding agent of a kind of drought resisting and preparation method thereof.
Background technology
The major ingredient of current general anti-drought water-retaining agent is on the market sodium acrylate and vinylformic acid etc., also have and application of wilkinite or attapulgite on a small quantity as water-retaining agent, add the Water-saving effect of water-holding agent, but the effects such as the water conservation of these water-holding agents are satisfaction not to the utmost also.Though but these water-holding agents have certain water conservation drought resistance, because its effect is single, still have following weak point: (1) water conservation timeliness is short, about being generally the 3-5 month, can be decomposed in soil.Repetitive administration every year, adds use cost, too increases popularization difficulty; (2) soil does not possess certain freeze-proof; (3) certain winter resistance is not possessed the plant of grown on soil.
Summary of the invention
The object of the present invention is to provide a kind of drought resisting cycle long, soil and plant cold resistance, cost can be impelled low and simple water-holding agent and preparation method thereof.
The object of the invention is to be realized by following measures:
The cold-resistant water-holding agent of a kind of drought resisting, is made up of following raw material:
10 kilograms, sodium acrylate 300 grams of vinylformic acid 700 grams of starch 100 grams of silica gel 1000 grams of calcium chloride 500 grams of copper sulfate 250 grams of zinc sulfate 250 grams of wilkinites 27 kilograms of diatomite
The cold-resistant water-holding agent preparation method of a kind of drought resisting is prepared from by following method:
1. by vinylformic acid and sodium acrylate mixing, with 80r/min rotating speed stir about 20 points
Clock, adds starch after mixing, is heated to 150 DEG C, and reacting 30 minutes is yellow viscous liquid, then drying becomes white chunks particulate matter;
Reaction formula is:
2. the particulate matter obtained in 1. is fully mixed with 1 kilogram, silica gel, 500 grams, calcium chloride, 250 grams, copper sulfate, 250 grams, zinc sulfate, wilkinite 27 kilograms, 10 kilograms, diatomite, then 80 orders are crushed to, stir 20 minutes by 80r/min rotating speed, namely can be made into product of the present invention.
The present invention has the following advantages compared to existing technology:
The present invention adopts vinylformic acid, sodium acrylate, starch reaction to be sodium polyacrylate, and as the basic raw material of water-holding agent, its effect mainly absorbs moisture, and prevents moisture from evaporating; Wilkinite mainly absorbs water, chessom, and has long-acting Water-saving effect to soil; Diatomite effect is water suction, chessom have long-acting Water-saving effect to soil, wilkinite and diatomite is used simultaneously water suction and the water-retentivity that better can increase water-holding agent; Silica gel effect is the same with diatomite unlike wilkinite, can only absorb the moisture in soil, and it can absorb the moisture in nearly table soil air, plays better water suction and water retention; Copper sulfate is the winter resistance strengthening plant; Zinc sulfate is the winter resistance strengthening plant, and adopt copper sulfate and zinc sulfate to protect the winter resistance making plant can be better simultaneously; Calcium chloride is the freeze-proof strengthening soil.
Through testing for many years, the present invention compares conventional soil water-holding agent, possesses following advantage: the time of (1) soil drought-resistant water-preserving holding effect at least reaches more than 3 years; (2) under equal cold conditions, the present invention is used to compare traditional anti-drought water-retaining agent soil antifreezing effect better; (3) under same cold conditions, grow and using the plant frost damage prevention Be very effective in soil of the present invention.
Embodiment
The present invention also will be described in further detail in conjunction with embodiment:
The cold-resistant water-holding agent of a kind of drought resisting, is made up of following raw material:
10 kilograms, sodium acrylate 300 grams of vinylformic acid 700 grams of starch 100 grams of silica gel 1000 grams of calcium chloride 500 grams of copper sulfate 250 grams of zinc sulfate 250 grams of wilkinites 27 kilograms of diatomite
A kind of drought resisting cold-resistant water-holding agent is preparation method be prepared from by following method:
By vinylformic acid and sodium acrylate mixing, with 80r/min rotating speed stir about 20 minutes, add starch after mixing, be heated to 150 DEG C, reacting 30 minutes was yellow viscous liquid, then drying becomes white chunks particulate matter; 1 kilogram, the particulate matter obtained and silica gel, 500 grams, calcium chloride, 250 grams, copper sulfate, 250 grams, zinc sulfate, wilkinite 27 kilograms, 10 kilograms, diatomite are fully mixed, then 80 orders are crushed to, stir 20 minutes by 80r/min rotating speed, namely can be made into product of the present invention.
The present invention has carried out controlled trial in 2004 on the Chinese Academy of Sciences trembles with fear non-irrigated institute Yucheng, Shandong experiment centre winter wheat, and compares with the water-holding agent produced on the market simultaneously.Test area is 10 mu, and this water-holding agent applies with arable land by every 40 kilograms/667 ㎡ amounts of application by October 5.On February 1st, 2005 freezes the time just, observe known, temperature reached-15 DEG C at that time, the different sandy land surface do not executed water-loss reducer of soil and use " Fenghua board " water-holding agent all there occurs bursting by freezing, and also there is freeze injury in various degree in the winter wheat grown above, use soil surface of the present invention and then bursting by freezing does not occur, and there is not any freeze injury in the winter wheat of grown on soil yet.On March 15th, 2005, there are wilting needs and has watered in the Wheat Leaves of grown on soil both other, and the Wheat Leaves that the soil that the water-loss reducer of soil of our development is used is planted is still very bright-coloured, does not need to water.
Through measuring the soil weight, on March 15th, 2005 measures, and the soil weight is more or less the same, and can measure on March 15th, 2006 1, the soil weight not executing any water-holding agent is 1.32g/cm
3, the water-holding agent soil weight is on the market 1.29g/cm
3, the soil weight of the present invention is 1.22g/cm
3.Compare " Fenghua board " water-holding agent, the present invention can reduce unit weight 2.27%, plays the effect of chessom.
Through measuring soil moisture content, on March 15th, 2005 measures, soil moisture content is more or less the same, can measure on March 15th, 2006 1, the soil moisture content (accounting for dry ground weight) not executing any water-holding agent is 12.23%; " Fenghua board " water-holding agent soil moisture content for (accounting for dry ground weight) be 14.03%, soil moisture content of the present invention (accounting for dry ground weight) is 17.62%.Compare " Fenghua board " water-holding agent, soil moisture content of the present invention adds 25.59%.
Through measuring water capacity, on March 15th, 2005 measures, water capacity is more or less the same, can measure on March 15th, 2006 1, the water capacity (accounting for dry ground weight) not executing any water-holding agent is 20.61%; " Fenghua board " water-holding agent water capacity for (accounting for dry ground weight) be 22.09%, water capacity of the present invention (accounting for dry ground weight) is 23.63%.Compare " Fenghua board " water-holding agent, water capacity of the present invention adds 6.97%.
Claims (1)
1. the cold-resistant water-holding agent of drought resisting, is characterized in that being made up of following raw material:
Sodium acrylate 300 grams, 700 grams, vinylformic acid, starch 100 grams, 1000 grams, silica gel, 500 grams, calcium chloride, 250 grams, copper sulfate, 250 grams, zinc sulfate, wilkinite 27 kilograms, 10 kilograms, diatomite;
Its preparation method is: (1), by vinylformic acid and sodium acrylate mixing, stir 20 minutes with 80r/min rotating speed, add starch after mixing, be heated to 150 DEG C, reacting 30 minutes is yellow viscous liquid, then drying becomes white chunks particulate matter; (2) by the particulate matter that obtains in (1) and 1 kilogram, silica gel, 500 grams, calcium chloride, 250 grams, copper sulfate, 250 grams, zinc sulfate,
Wilkinite 27 kilograms, 10 kilograms, diatomite is mixing fully, is then crushed to 80 orders, stirs 20 minutes by 80r/min rotating speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220733.7A CN102746851B (en) | 2012-06-29 | 2012-06-29 | Drought and cold resistant water-retaining agent and its preparation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210220733.7A CN102746851B (en) | 2012-06-29 | 2012-06-29 | Drought and cold resistant water-retaining agent and its preparation method |
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| Publication Number | Publication Date |
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| CN102746851A CN102746851A (en) | 2012-10-24 |
| CN102746851B true CN102746851B (en) | 2015-06-24 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103910589A (en) * | 2013-01-04 | 2014-07-09 | 苏斌 | Macromolecule polymer-active mineral soil comixed agricultural drought-resistant water-retaining soil improver |
| CN105237094A (en) * | 2015-09-11 | 2016-01-13 | 江苏振宇环保科技有限公司 | Steppe soil moisture retention enhancing material preparation method |
| CN107177358A (en) * | 2017-05-26 | 2017-09-19 | 全椒县香妃农业专业合作社 | A kind of plantation water-loss reducer of soil and preparation method thereof |
| CN107384412A (en) * | 2017-06-27 | 2017-11-24 | 江苏长龙国际贸易有限公司 | A kind of carbon-based purple soil water-loss reducer and preparation method thereof |
| CN109053320A (en) * | 2018-07-24 | 2018-12-21 | 信阳市上天梯非金属矿管理区非金属矿技术开发应用研究所 | The bentonite of Sodium Polyacrylate intercalation modification assigns fertile water-retaining agent and preparation method thereof |
| CN109762571B (en) * | 2019-01-24 | 2021-02-09 | 吉林农业大学 | Soil drought-resistant water-retaining agent, preparation method and use method thereof |
| CN115385733B (en) * | 2022-05-31 | 2024-04-05 | 浙江恒逸石化研究院有限公司 | Application of composite water-retaining agent in compost mixture |
Citations (6)
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| US5456737A (en) * | 1993-10-04 | 1995-10-10 | Cerad Industries, Inc. | Soil supplement and method of manufacture |
| CN1237612A (en) * | 1998-05-12 | 1999-12-08 | 唐山市六通节能材料研究所 | Soil water-reataining fertilizer-keeping agent |
| CN1765852A (en) * | 2005-09-16 | 2006-05-03 | 杨永康 | Nourishing water-loss reducer |
| KR20090048074A (en) * | 2007-11-09 | 2009-05-13 | 조창열 | Composition of solidification agent for solidifying highly hydrous soil |
| CN101913959A (en) * | 2010-07-15 | 2010-12-15 | 孙仁凯 | Water-retention fertilizer |
| CN102321486A (en) * | 2011-06-14 | 2012-01-18 | 华南农业大学 | Superabsorbent composite and preparation method thereof |
-
2012
- 2012-06-29 CN CN201210220733.7A patent/CN102746851B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5456737A (en) * | 1993-10-04 | 1995-10-10 | Cerad Industries, Inc. | Soil supplement and method of manufacture |
| CN1237612A (en) * | 1998-05-12 | 1999-12-08 | 唐山市六通节能材料研究所 | Soil water-reataining fertilizer-keeping agent |
| CN1765852A (en) * | 2005-09-16 | 2006-05-03 | 杨永康 | Nourishing water-loss reducer |
| KR20090048074A (en) * | 2007-11-09 | 2009-05-13 | 조창열 | Composition of solidification agent for solidifying highly hydrous soil |
| CN101913959A (en) * | 2010-07-15 | 2010-12-15 | 孙仁凯 | Water-retention fertilizer |
| CN102321486A (en) * | 2011-06-14 | 2012-01-18 | 华南农业大学 | Superabsorbent composite and preparation method thereof |
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| CN102746851A (en) | 2012-10-24 |
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Effective date of registration: 20200818 Address after: 730000 No.318, Donggang West Road, Chengguan District, Lanzhou City, Gansu Province Patentee after: NORTHWEST INSTITUTE OF ECO-ENVIRONMENT AND RESOURCES, CHINESE ACADEMY OF SCIENCES Address before: Chengguan District of Gansu city of Lanzhou province Donggang West Road 730000 No. 320 Patentee before: COLD AND ARID REGIONS ENVIRONMENTAL AND ENGINEERING Research Institute,CHINESE ACADEMY OF SCIENCES |
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Granted publication date: 20150624 |