CN108794223A - High dissolubility siliceous fertilizer prepared by a kind of ultrafine dust using processing wollastonite recycling（Soil conditioner）And preparation method thereof - Google Patents
High dissolubility siliceous fertilizer prepared by a kind of ultrafine dust using processing wollastonite recycling（Soil conditioner）And preparation method thereof Download PDFInfo
- Publication number
- CN108794223A CN108794223A CN201811069660.XA CN201811069660A CN108794223A CN 108794223 A CN108794223 A CN 108794223A CN 201811069660 A CN201811069660 A CN 201811069660A CN 108794223 A CN108794223 A CN 108794223A
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- CN
- China
- Prior art keywords
- recycling
- wollastonite
- high dissolubility
- dust
- siliceous fertilizer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D1/00—Fertilisers containing potassium
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention relates to a kind of high dissolubility siliceous fertilizers (soil conditioner) and preparation method thereof prepared by the ultrafine dust using processing wollastonite recycling, belong to agricultural technology field.High dissolubility siliceous fertilizer of the present invention includes the dust for processing wollastonite recycling.The present invention belongs to mineral fertilizer using high dissolubility siliceous fertilizer (soil conditioner) prepared by the ultrafine dust of processing wollastonite recycling, the ultrafine dust of discarded processing wollastonite recycling is set to be fully used, it is environmentally protective, simultaneously, high dissolubility siliceous fertilizer (soil conditioner) can improve soil, promote plant growth, rice, fruit and vegetable etc. are widely used in, the yield of crops is significantly increased, improves the quality of crops, and absorption of the plant to heavy metal can be prevented.
Description
Technical field
The present invention relates to a kind of high dissolubility siliceous fertilizer (soil conditionings prepared by the ultrafine dust using processing wollastonite recycling
Agent) and preparation method thereof, belong to agricultural technology field.
Background technology
Wollastonite belongs to a kind of chain metasilicate, chemical composition SiO2CaO, wherein SiO2Theoretical content 51.75%,
It is a kind of in threadiness, acicular crystal, since its special crystal habit crystalline texture determines its extensive use.Wollastonite into
A large amount of wollastonite ultrafine dust is generated in grinding machine cleaner in row milling process, due to these wollastonite ultrafine dusts
Granularity is superfine, and specific surface area is also larger, so surface-active is higher, it can containing what is be activated in a large amount of process in dust
Dissolubility silica, general wollastonite in powder soluble silica content is less than 5%, and these wollastonite ultrafine dusts are soluble
Dioxide-containing silica is then more than 20%.
Invention content
The present invention prepares high dissolubility siliceous fertilizer (soil conditioner), Ke Yi great using the ultrafine dust of processing wollastonite recycling
The big content for improving soluble silica in high dissolubility siliceous fertilizer (soil conditioner), to improve with using effect.
The present invention provides a kind of high dissolubility siliceous fertilizer (soil tune prepared by the ultrafine dust using processing wollastonite recycling
Manage agent), the high dissolubility siliceous fertilizer includes the dust for processing wollastonite recycling.
The present invention is preferably that the granularity of dust D50 of the processing wollastonite recycling is 0-15 μm.
The present invention is preferably that the high dissolubility siliceous fertilizer includes the dust for processing wollastonite recycling, siliceous binder.
The present invention is preferably that the high dissolubility siliceous fertilizer is made of following components by weight percentage：
Process the dust 95-100% of wollastonite recycling
Siliceous binder 0-5%.
The present invention is preferably that the siliceous binder is at least one of potassium silicate, sodium metasilicate and bentonite.
Another object of the present invention is provide a kind of preparation method of above-mentioned high dissolubility siliceous fertilizer (soil conditioner), the system
Preparation Method is：By predetermined weight percent, the dust mixing of wollastonite recycling will be processed, obtain high dissolubility siliceous fertilizer；Or by pre-
Determine weight percent, will first process dust and the siliceous binder mixing of wollastonite recycling, and obtain mixture siccative, add water into
The secondary mixing of row, amount of water account for the 10-50% of mixture siccative weight, are granulated, dry, obtain high dissolubility siliceous fertilizer.
The present invention is preferably that the condition of the secondary mixing is：10-120rpm stirs 3-30min.
The condition that the present invention is preferably granulated in the spray drying tower is：Atomisation pressure 1.0-1.8MPa.
The present invention is preferably that the condition being granulated in pan-pelletizer is：A diameter of 1800-2500mm of pan-pelletizer, pan-pelletizer
Rotating speed is 15-25r/min.
The present invention has the beneficial effect that：
The present invention is belonged to using high dissolubility siliceous fertilizer (soil conditioner) prepared by the ultrafine dust of processing wollastonite recycling
Mineral fertilizer makes the ultrafine dust of discarded processing wollastonite recycling be fully used, environmentally protective, meanwhile, high dissolubility silicon
Fertile (soil conditioner) can improve soil, promote plant growth, be widely used in rice, fruit and vegetable etc., the production of crops is significantly increased
Amount, the quality for improving crops, and absorption of the plant to heavy metal can be prevented.
Specific implementation mode
Following non-limiting embodiments can make those skilled in the art be more fully understood the present invention, but not with
Any mode limits the present invention.
The granularity of dust D50 of following processing wollastonite recycling is 0-15 μm.
Embodiment 1
A method of preparing high dissolubility siliceous fertilizer (soil conditioner), institute using the ultrafine dust of processing wollastonite recycling
Stating preparation method is：
By weight percentage, it by the dust mixing of 100% processing wollastonite recycling, weighs, packs, obtain high dissolubility silicon
Fertilizer.
Embodiment 2
A method of preparing high dissolubility siliceous fertilizer (soil conditioner), institute using the ultrafine dust of processing wollastonite recycling
Stating preparation method is：
By weight percentage, it is dry first to be obtained into mixture for the dust and 5% waterglass mixing of 95% processing wollastonite recycling
Material adds water 100rpm stirring 30min, and amount of water accounts for the 15% of mixture siccative weight, in the pan-pelletizer of diameter 1800mm
It is granulated, balling-up disk rotating speed 19r/min, heated-air drying, it is cooling, obtain particle wollastonite high dissolubility siliceous fertilizer (soil conditioner).
Embodiment 3
A method of preparing high dissolubility siliceous fertilizer (soil conditioner), institute using the ultrafine dust of processing wollastonite recycling
Stating preparation method is：
By weight percentage, it is dry first to be obtained into mixture for the dust and 4% bentonite mixing of 96% processing wollastonite recycling
Material, adds water 100rpm stirring 30min, and amount of water accounts for the 30% of mixture siccative weight, is granulated in the spray drying tower, sprays
Pressure 1.8MPa, heated-air drying is cooling, obtains particle wollastonite high dissolubility siliceous fertilizer (soil conditioner).
Embodiment 4
A method of preparing high dissolubility siliceous fertilizer (soil conditioner), institute using the ultrafine dust of processing wollastonite recycling
Stating preparation method is：
By weight percentage, it is dry first to be obtained into mixture for the dust and 5% potassium silicate mixing of 95% processing wollastonite recycling
Material, adds water 100rpm stirring 30min, and amount of water accounts for the 50% of mixture siccative weight, is granulated in the spray drying tower, sprays
Pressure 1.8MPa, heated-air drying is cooling, obtains particle wollastonite high dissolubility siliceous fertilizer (soil conditioner).
The particle wollastonite high dissolubility siliceous fertilizer (soil conditioner) prepared using embodiment 1-4 can make crops epidermis
Cell siliceousization, cauline leaf is straight and upright, reduces shading, improves the photosynthesis of blade, meanwhile, after crops absorption element silicon in vivo
Silicified cell is formed, cauline leaf cells of superficial layer wall is made to thicken, cuticula increases, to improve insect prevention disease resistance, due to crops
Absorption silicon ensuing crop stalk is straight, and lodging tolerance can improve 80%.In addition, particle wollastonite height prepared by embodiment 1-4 can
Dissolubility siliceous fertilizer (soil conditioner) can be with the phosphorus in activating soil, and promotes operating of the phosphorus in crop body, and that improves phosphorus has
Utilization rate is limited, meanwhile, soil can be effectively improved, the acidity of soil is corrected, improves soil alkali, organic fertilizer is promoted to decompose, is inhibited
Soil germ and mitigation heavy metal pollution.
Claims (9)
1. high dissolubility siliceous fertilizer (soil conditioner) prepared by a kind of ultrafine dust using processing wollastonite recycling, feature exists
In：The high dissolubility siliceous fertilizer includes the dust for processing wollastonite recycling.
2. high dissolubility siliceous fertilizer (the soil tune prepared according to claim 1 using the ultrafine dust of processing wollastonite recycling
Manage agent), it is characterised in that：The granularity of dust D50 of the processing wollastonite recycling is 0-15 μm.
3. high dissolubility siliceous fertilizer (the soil tune prepared according to claim 2 using the ultrafine dust of processing wollastonite recycling
Manage agent), it is characterised in that：The high dissolubility siliceous fertilizer includes the dust for processing wollastonite recycling, siliceous binder.
4. high dissolubility siliceous fertilizer (the soil tune prepared according to claim 3 using the ultrafine dust of processing wollastonite recycling
Manage agent), it is characterised in that：The high dissolubility siliceous fertilizer is made of following components by weight percentage：
Process the dust 95-100% of wollastonite recycling
Siliceous binder 0-5%.
5. high dissolubility siliceous fertilizer (the soil tune prepared according to claim 4 using the ultrafine dust of processing wollastonite recycling
Manage agent), it is characterised in that：The siliceous binder is at least one of potassium silicate, sodium metasilicate and bentonite.
6. the preparation method of the high dissolubility siliceous fertilizer (soil conditioner) of claim 1,2,3 or 4, it is characterised in that：It is described
Preparation method is：
By predetermined weight percent, the dust mixing of wollastonite recycling will be processed, obtain high dissolubility siliceous fertilizer；
Or predetermined weight percent is pressed, first by the dust for processing wollastonite recycling and siliceous binder mixing, it is dry to obtain mixture
Material adds water and carries out secondary mixing, and amount of water accounts for the 10-50% of mixture siccative weight, is granulated, dry, obtains high dissolubility
Siliceous fertilizer.
7. preparation method according to claim 6, it is characterised in that：The condition of the secondary mixing is：10-120rpm is stirred
Mix 3-30min.
8. preparation method according to claim 7, it is characterised in that：The condition being granulated in the spray drying tower is：Spraying
Pressure 1.0-1.8MPa.
9. preparation method according to claim 8, it is characterised in that：The condition being granulated in pan-pelletizer is：Pan-pelletizer
The rotating speed of a diameter of 1800-2500mm, pan-pelletizer are 15-25r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069660.XA CN108794223A (en) | 2018-09-13 | 2018-09-13 | High dissolubility siliceous fertilizer prepared by a kind of ultrafine dust using processing wollastonite recycling（Soil conditioner）And preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069660.XA CN108794223A (en) | 2018-09-13 | 2018-09-13 | High dissolubility siliceous fertilizer prepared by a kind of ultrafine dust using processing wollastonite recycling（Soil conditioner）And preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108794223A true CN108794223A (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811069660.XA Pending CN108794223A (en) | 2018-09-13 | 2018-09-13 | High dissolubility siliceous fertilizer prepared by a kind of ultrafine dust using processing wollastonite recycling（Soil conditioner）And preparation method thereof |
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| CN (1) | CN108794223A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357683A (en) * | 2019-07-25 | 2019-10-22 | 辽宁恒润农业有限公司 | A kind of dedicated siliceous charcoal base organic fertilizer of saline-alkali soil rice and its preparation process |
Citations (3)
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|---|---|---|---|---|
| CN104788170A (en) * | 2015-01-30 | 2015-07-22 | 姜明光 | Weak alkaline slow-release compound fertilizer and silicon-based weak alkaline slow-release compound microbial fertilizer and preparation method thereof |
| CN107382535A (en) * | 2017-09-04 | 2017-11-24 | 深圳瑞科天启科技有限公司 | A kind of composite fertilizer and its production technology rich in mineral matter |
| CN107382609A (en) * | 2017-03-31 | 2017-11-24 | 大连环球矿产股份有限公司 | It is a kind of to utilize siliceous fertilizer (soil conditioner) of wollastonite mine tailing production and preparation method thereof |
-
2018
- 2018-09-13 CN CN201811069660.XA patent/CN108794223A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104788170A (en) * | 2015-01-30 | 2015-07-22 | 姜明光 | Weak alkaline slow-release compound fertilizer and silicon-based weak alkaline slow-release compound microbial fertilizer and preparation method thereof |
| CN107382609A (en) * | 2017-03-31 | 2017-11-24 | 大连环球矿产股份有限公司 | It is a kind of to utilize siliceous fertilizer (soil conditioner) of wollastonite mine tailing production and preparation method thereof |
| CN107382535A (en) * | 2017-09-04 | 2017-11-24 | 深圳瑞科天启科技有限公司 | A kind of composite fertilizer and its production technology rich in mineral matter |
Non-Patent Citations (1)
| Title |
|---|
| 金为民: "《土壤肥料》", 31 July 2001, 中国农业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357683A (en) * | 2019-07-25 | 2019-10-22 | 辽宁恒润农业有限公司 | A kind of dedicated siliceous charcoal base organic fertilizer of saline-alkali soil rice and its preparation process |
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Application publication date: 20181113 |