CN1017143B - Granular compound fertilizer of ammonium chloride series - Google Patents
Granular compound fertilizer of ammonium chloride seriesInfo
- Publication number
- CN1017143B CN1017143B CN 89105907 CN89105907A CN1017143B CN 1017143 B CN1017143 B CN 1017143B CN 89105907 CN89105907 CN 89105907 CN 89105907 A CN89105907 A CN 89105907A CN 1017143 B CN1017143 B CN 1017143B
- Authority
- CN
- China
- Prior art keywords
- ammonium chloride
- fertilizer
- compound fertilizer
- clay
- granulation
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention provides a formula for granular compound fertilizer of an ammonium chloride series, which comprises adyadic or tertiary compound fertilizer using ammonium chloride as a nitrogen fertilizer raw material, wherein the content of the ammonium chloride is as high as 70%. Natural inorganic mixed adhesive is adopted to granulate ammonium chloride on a disc machine, so that the ammonium chloride with very poor granulation property is granulated in the mode of agglomeration, and the qualified rate of granulation in one step can reach up to 90%. The fertilizer has uniform fertilizer granularity, high mechanical strength and high fertilizer effect and is neutral and safe for agricultural fertilizer application. The adopted adhesive has abundant resource and cheap price. The present invention has the advantages of reliable manufacturing technique, short flow path, easy operation, few recycled material, low energy consumption and strong adaptability, and can be immediately adopted by a compound fertilizer enterprise which adopts a disc granulation flow path and does not need to increase investment and equipment.
Description
The present invention is relevant with composite fertilizer, especially be that the granular compound fertilizer of main nitrogenous fertilizer raw material is relevant with granulating disc production with ammonium chloride.
With ammonium chloride is that nitrogenous fertilizer raw material production compound fertilizer can be brought into play the higher advantage of ammonium chloride nitrogen content as far as possible.Ammonium chloride and general calcium, the congruence of Repone K is good, does not have unfavorable pair of reaction, thereby can be within the specific limits proportioning arbitrarily, the requirement of producing the product adaptation different soils of different grades.General calcium does not need ammonification in producing composite fertilizer technology, can simplify production process, reduces production costs; This kind composite fertilizer has all advantages of ammonium chloride chemical fertilizer.For example promote the absorption of plant, promote crops photosynthesis, strengthens resistant to lodging and resistance against diseases etc., also avoided the excessive disadvantageous effect of chlorine other nutritive element.Because a large amount of ammonium chlorides of by-product are wanted in connection alkali industry, with ammonium chloride be base manure to produce composite fertilizer be not only rationally but also economic good method, it can promote China's connection alkali industry and composite fertilizer while developed.
The key link of producing in the ammonium chloride compound fertilizer material technology with granulating method is the granulation operation; produce the general calcium of composite fertilizer; ammonium chloride; three kinds of main batchings of Repone K all are the meal grains; wherein ammonium chloride and Repone K granulation are poor; the three mixes granulating, mainly leans on the cohesive action of phosphogypsum and binding agent.It is that the ternary compound fertilizer material has carried out lab scale and 1500 tons of/year pilot scales to producing " ammonium chloride-ammonium phosphate-Repone K " and " ammonium chloride-Pu calcium-Repone K " that Shanghai Chemical Research Inst of the Ministry of Chemical Industry adopted granulating method technology in 1986.Granulation process adopts the steam shotting.Steam feeds in the bed of material of granulating cylinder feed end, and water is sprinkling upon on the material bed by the nozzle of installing vertically.Granulation process is controlled by regulating the straying quatity that steams G﹠W.In order to improve the physical property of general calcium, it need be used the liquefied ammonia ammonification.In process of the test, pelletizer material granulating rate is generally 40%.Granulating rate is low.General multiple fertile enterprise does not possess boiler and liquefied ammonia, the unconditional employing.Because the ammonium chloride granulation performance is relatively poor, general content in composite fertilizer should be less than 40%, thereby makes composite fertilizer and be lower than 15% if do not add urea nitrogen content.The traditional raw material binding agent that uses contains gluey iron aluminide at present; beneficial to the material granulating; but mostly be Chemicals; price is more expensive; and along with the granulation time lengthening; fertiliser granulates also can be grown up in agglomeration, and making product can not reach the compound fertilizer granule granularity (1-4mm particle percentage) of existing composite fertilizer standard code must be greater than the requirement of 80%-90%.
The purpose of this invention is to provide a kind of is main nitrogenous fertilizer raw material with ammonium chloride, and nitrogen content can be fit to use the granulating disc granulating up to more than 15%, and one way balling-up qualification rate (promptly containing 1-4mm particle rate) can be up to 90%, the granular compound fertilizer that physicals is good.
The present invention can be binary or ternary compound fertilizer material.The component of binary compound fertilizer material (weight %) is:
A) 40-70 ammonium chloride
B) the general calcium of 20-40 or ammonium phosphate or diammonium phosphate
C) the natural inorganic binder mixture of 5-36.The natural inorganic binder mixture can be chosen any one kind of them from following material or two kinds, or three kinds:
Wilkinite, white clay, white clay, ground dolomite, terra calcis, potter's clay, loess, clay, snake stone flour, talcum powder.
Optional two kinds of its weight ratios are 1: 1 or 1: 2.
Optional three kinds of its weight ratios are 2: 2: 1 or 2: 1: 1;
The component of ternary compound fertilizer material of the present invention (weight %) is:
A) 40-70 ammonium chloride
B) the general calcium of 13-40 or ammonium phosphate or diammonium phosphate
C) 7-20 Repone K or vitriolate of tartar
D) the natural inorganic binder mixture of 5-36.The natural inorganic binder mixture can be chosen any one kind of them from following material or two kinds, or three kinds:
Wilkinite, white clay, white clay, ground dolomite, terra calcis, potter's clay, loess, clay, snake stone flour, talcum powder.
Optional two kinds of weight ratios are 1: 1 or 1: 2,
Optional three kinds of its weight ratios are 2: 2: 1 or 2: 1: 1.
The inorganic natural binder mixture that the present invention selects for use mainly contains SiO2, Fe2O3, Al2O3 and MgO natural goods.In compound manure production process of the present invention, SiO2 can become silicon sol under certain condition.Silanol base in its chemical structure, the silicon ether can with chlorine root and other negative ion in the fertilizer, ammonium ion and other positively charged ion produce strong Van der Waals force and strong hydrogen bonded power, can make in the multiple fertilizer of tradition and be difficult to the granulated ammonium chloride soluble salt of agglomeration agglomeration granulating at an easy rate.Natural inorganic binder mixture of the present invention contains an amount of FeO3 and Al2O3.From chemical constitution, these oxide compounds also are to exist with ferrum collosol or aluminium solation, can with the negative ions coordination in the dissolubility fertilizer, make it attached on the colloidal sol." bonding " effect of colloidal sol is intermolecular Van der Waals force and hydrogen bonded power equally.The MgO that the natural inorganic binder mixture contains, MgSiO3 have the effect of enhanced granule mean compressive strength, and compound fertilizer granule degree of the present invention and intensity are up to state standards.Natural inorganic binder mixture of the present invention also can be used for urea one general calcium series compound fertilizer granulation.
The present invention is main nitrogenous fertilizer raw material, production binary or ternary compound fertilizer material with ammonium chloride.Raw material can be ammonium chloride, the phosphorus ammonium of all size, general calcium, Repone K, vitriolate of tartar.Its nitrogen, phosphorus, potassium ratio can be adjusted in a big way according to agricultural demand.Wherein ammonium chloride content can be up to 70%-80%, and nitrogen content can be up to more than 15%, and a granulating qualification rate reach 90%.The present invention selects the natural inorganic binder mixture for use, has low price, aboundresources.Advantages such as adaptability is strong, and is effective, a balling-up qualification rate reaches the advanced level of granular compound fertilizer of ammonium chloride series.Composite fertilizer rerum natura of the present invention is good, is neutrality, and agricultural is used safety, fertilizer efficiency improves.Pack with plastics film and woven bag and nonhygroscopicly not lump, be convenient to store and transportation fertilizer epigranular, physical strength height, suitable for mechanization fertilising.The present invention is suitable for using the disk granulation, and technology is reliable, and flow process is brief, and operation is easily grasped, and returning charge is few, and energy consumption is low, one-tenth rate qualification rate height, and quality product meets national specialized standard ZBG21002-87.Solved the ammonium chloride series compound manure owing to the ammonium chloride poor properties, the technical barrier that is difficult to granulation will promote China's connection alkali industry and composite fertilizer synchronized development.
Following is embodiments of the invention:
Embodiment 1:
With ammonium chloride NH4Cl and calcium superphosphate Ca(H2PO4) 2 manufacturing two-component particle fertilizer.Its composition (weight %):
60 ammonium chlorides
35 calcium superphosphate
3 ground dolomites
2 potter's clay
In mixture, add suitable quantity of water.Mix, use the granulating disc granulation.Drying behind the granulating, screening can obtain product.Granulating qualification rate＞90%.
Embodiment 2:
Make two-component particle fertilizer with ammonium chloride, monoammonium phosphate NH4H2PO4.
Its composition (weight %) is:
40 ammonium chlorides
24 monoammonium phosphates
12 wilkinites
24 talcum powder
Production technique is identical with embodiment 1
Embodiment 3:
Make ternary granulated fertilizer with ammonium chloride, monoammonium phosphate, potassium chloride (KCl)
Forming (weight %) is:
56 ammonium chlorides
16 monoammonium phosphates
8 Repone K
10 white claies
5 white clay
5 ground dolomites
Production technique is with embodiment 1
Embodiment 4:
Make ternary granulated fertilizer with ammonium chloride, monoammonium phosphate, Repone K,
Consisting of (weight %) is:
63 ammonium chlorides
20 monoammonium phosphates
7 Repone K
5 potter's clay
5 talcum powder
Production technique is with embodiment 1
Embodiment 5:
Use ammonium chloride, diammonium phosphate, Repone K is made fertile form (the weight %) of three particles and is:
50 ammonium chlorides
22 diammonium phosphate
20 Repone K
8 terra calciss
Production technique is with embodiment 1
Embodiment 6:
Use ammonium chloride, diammonium phosphate, Repone K is made ternary granulated fertilizer
Consisting of (weight %) is:
65 ammonium chlorides
10 diammonium phosphate
7 Repone K
12 potter's clay
6 wilkinites
Production technique is with embodiment 1.
Embodiment 7:
Use ammonium chloride, diammonium phosphate, Repone K is made ternary granulated fertilizer
Its composition (weight %) is:
61 ammonium chlorides
20 diammonium phosphate
9 vitriolate of tartar
5 loess
5 talcum powder
Production technique is with embodiment 1
Embodiment 8:
By ammonium chloride, diammonium phosphate, Repone K is made three no particle fertilizer.
Its composition (weight %) is:
70 ammonium chlorides
13 diammonium phosphate
7 Repone K
5 wilkinites
5 potter's clay
Manufacturing process is with embodiment 1.
Claims (2)
1, granular compound fertilizer of ammonium chloride series is characterized in that composition (weight %) is:
A) 40-70 ammonium chloride
B) the general calcium of 20-40 or ammonium phosphate or diammonium phosphate
C) 5-36 natural inorganic binder mixture
The natural inorganic binder mixture can be chosen any one kind of them from following material or two kinds or three kinds, and its composition can be 1: 1 or 2: 1 or 2: 2: 1 one-tenth 2: 1: 1 (weight ratio):
Wilkinite, white clay, white clay, ground dolomite, terra calcis, potter's clay, loess, clay, snake stone flour, talcum powder.
2, granular compound fertilizer of ammonium chloride series is characterized in that composition (weight %) is:
A) 40-70 ammonium chloride
B) the general calcium of 13-40 or ammonium phosphate or diammonium phosphate
C) 7-20 Repone K or vitriolate of tartar
D) 5-36 natural inorganic binder mixture
Natural inorganic mixes binding agent and can choose any one kind of them from following material or two kinds or three kinds, and its composition can be 1: 1 or 2: 1 or 2: 2: 1 or 2: 1: the 1(weight ratio):
Wilkinite, white clay, white clay, ground dolomite, terra calcis, potter's clay, loess, clay, snake stone flour, talcum powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89105907 CN1017143B (en) | 1989-05-03 | 1989-05-03 | Granular compound fertilizer of ammonium chloride series |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89105907 CN1017143B (en) | 1989-05-03 | 1989-05-03 | Granular compound fertilizer of ammonium chloride series |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1038804A CN1038804A (en) | 1990-01-17 |
| CN1017143B true CN1017143B (en) | 1992-06-24 |
Family
ID=4856541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89105907 Expired CN1017143B (en) | 1989-05-03 | 1989-05-03 | Granular compound fertilizer of ammonium chloride series |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1017143B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101717316A (en) * | 2009-11-24 | 2010-06-02 | 锦州硕丰农药集团有限公司 | Pesticide and fertilizer mixing particle agent for controlling soil insects and production method thereof |
| CN101973810B (en) * | 2010-10-08 | 2015-09-30 | 谢浩 | A kind of multielement drip irrigation fertilizer |
| CN102757282A (en) * | 2011-04-26 | 2012-10-31 | 毛有运 | Fertilizer special for silkworm mulberry |
| CN108821874A (en) * | 2018-08-06 | 2018-11-16 | 赵长琦 | A kind of granulated fertilizer and preparation method thereof containing middle microelement |
| CN109485506A (en) * | 2018-12-25 | 2019-03-19 | 孟宪英 | Containing there are many wheat special complex fertilizers of phosphorus element and preparation method thereof |
| CN113292384A (en) * | 2021-07-09 | 2021-08-24 | 王凤森 | Organic special fertilizer for soil improvement |
-
1989
- 1989-05-03 CN CN 89105907 patent/CN1017143B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1038804A (en) | 1990-01-17 |
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