CN104003784A - Slow release coated wax of efficient slow release composite fertilizer - Google Patents
Slow release coated wax of efficient slow release composite fertilizer Download PDFInfo
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- CN104003784A CN104003784A CN201310057972.XA CN201310057972A CN104003784A CN 104003784 A CN104003784 A CN 104003784A CN 201310057972 A CN201310057972 A CN 201310057972A CN 104003784 A CN104003784 A CN 104003784A
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Abstract
The invention relates to a slow release coated wax of an efficient slow release composite fertilizer. The slow release coated wax of an efficient slow release composite fertilizer is glistened particles, and is prepared through a reaction of main raw materials comprising 42-75wt% of refined wax, 15-50wt% of microcrystalline wax, 35-55wt% of beeswax, 18-33wt% of palm wax and 1-10wt% of Chinese insect wax, and substances comprising an additive, an assistant, a biodegradation promotion substance, an acidic mixture and an organic material at 95-105DEG C for 20-40min. The slow release coated wax of an efficient slow release composite fertilizer has the advantages of simple preparation, wide raw material sources, good toughness and strength, good slow release effect in soil, neutralization of alkaline soil, and no pollution to the environment.
Description
Technical field
The present invention relates to a kind of release-controlled coated wax of slow-release compound fertilizer.
Background technology
China is a large agricultural country, along with the sharp increase of population, for ensureing grain yield simultaneous growth, all uses in a large number chemical fertilizer.But, due to reasons such as volatilization, loss, infiltrations, causing the poor efficiency of chemical fertilizer, this is not only economic loss, and the waste of resource is returned living environment and has been caused sizable pollution, harm humans health.Professor Hou Yanlin of academy of sciences of state says, pollution by chemical fertilizer mainly contains three aspects, the one, and the nitrogen element in chemical fertilizer etc. enters after atmosphere, has increased " greenhouse gases ", causes temperature to raise; The 2nd, the chemical fertilizer remaining in soil is washed away rear remittance water body by heavy rain, has aggravated " eutrophication " of water body, causes the numerous life of pasture and water, and therefore foul in many pools, reservoir, lake, becomes " stagnant water "; The 3rd, once certain nutritive element is too much in soil, also can cause soil to decline to the absorptive character of other elements, thereby destroy the inherent balance of soil.For improving the utilization ratio of chemical fertilizer, alleviate its pollution to environment, develop sustainable high-efficiency agriculture and become the common problem of paying close attention in various countries.
Slow-release compound fertilizer is the effective way addressing this problem.Therefore, alleviate the stripping of fertilizer and the speed of release, become and improved the effective way of crop to utilization rate of fertilizer.Present stage most of coated slow release fertilizers be solvent-applied by coating resin dissolves, although mould material can be sprayed on to fertiliser granulates surface, its energy consumption is high, solvent be difficult to reclaim, cause the large-area pollution of production plant and surrounding environment.Also have present various paraffin coating not have good toughness and intensity, one touches or bending will be broken, be difficult to be wrapped in fertilizer surface, make paraffin and fertilizer be separated from each other demoulding, its sustained release performance is very poor, and its fertilizer core is easy to stripping, and this has reduced the utilization ratio of fertilizer greatly, do not have due effect, equally also can cause corresponding pollution to environment.
Given this, we have researched and developed and have been widely used, technique is simple, sustained release performance good, pollution-free, be suitable for producing in enormous quantities, and be applied to the release-controlled coated wax formula of compound manure etc. simultaneously, the sound development to China's slow release fertilizer and industrialization are of great importance.
Summary of the invention
The object of the invention is, a kind of release-controlled coated wax that is applied to highly effective slow releasing compound fertilizer is provided, and the utilization ratio that effectively raises chemical fertilizer with this reduces the pollution of loss of chemical fertilizer to environment.
A release-controlled coated wax for slow-release compound fertilizer, its main ingredient and content are as follows:
Wherein refining wax is 64# full refining, and Microcrystalline Wax is 80# Microcrystalline Wax, and beeswax is organic beeswax and synthetic bees wax, helps material for organic silicone oil and porous-starch, and acidic mixture is acid grease and saturated fatty acid etc.
Technical scheme of the present invention is as follows: by main to beeswax and Microcrystalline Wax etc. wax, be to melt at 85 DEG C～95 DEG C in temperature, then by its miscible stirring, stirring velocity will be controlled at 1200rpm, until add organic silicone oil and porous-starch after stirring fully, and acid grease and saturated fatty acid etc., make temperature rise to 95 DEG C～105 DEG C, after reaction 20～40min, obtain the said release-controlled coated wax of the present invention.
The said release-controlled coated wax of the present invention has following characteristics:
1, coating wax becomes particulate state, under normal temperature, is solid-state, and appearance is glittering and translucent, except containing normal paraffin, also contains isoparaffin, with the stability of guaranteeing that wax is put for a long time for a long time.
2, according to different geographical environments and geographical temperature, this release-controlled coated wax has adjustable and controlled melt drop temperature, and do not destroy the technical indicator of release-controlled coated wax, all can reach the release utilization ratio of slow release fertilizer, and there is stronger adaptability, in soil, discharge preferably, alleviate water smoke in atmosphere urea is melted to the very fast impact of speed.
3, this coating wax kinematic viscosity is bigger than normal, and mobility is fine, is applicable to any granular fertilizer, and machine is very strong to the running-in ability of this coating wax, and encapsulation process is simple, saves the energy and comprises power and water etc., makes product once shaped, powerlessness waste, also recyclable recycling.Total closed type operation non-environmental-pollution.
4, there is good toughness and compactness, can well be wrapped on fertilizer and be difficult for demoulding, be difficult for crackle, can play high-efficiency sustained-release.
5, convenient in transportation for ensureing coated fertilizer, without considering the requirements such as extrusion and collision, the said release-controlled coated wax of the present invention has higher intensity, and the anti-ability such as fall of resistance to compression.
6,, while being applied to slow release fertilizer, its initial stage nutrient release rate all can reach the relevant criterion of the slow-release fertilizer of national regulation.Can be with reference to sulfur-coated urea in People's Republic of China's industry standard.
7, the said release-controlled coated wax of the present invention material used is all degradable, and adopts biological degradation to promote that material promotes the degraded to this product, and environment is not polluted.Go back admixture therein acidic mixture contribute in and alkaline soil, effectively improve acid soil.Be conducive to crop growth stable, achieve great success, met the effect of slowly-releasing, thereby reached raising crop yield.
Embodiment
The present invention is described in detail to use best embodiment below.
Embodiment mono-
Get 1998 kilograms～3567 kilograms, refining wax, 714 kilograms～2378 kilograms of Microcrystalline Waxes, 1665 kilograms～2616 kilograms, beeswax, 856 kilograms～1569 kilograms of palm waxs, 48 kilograms～476 kilograms of Insect Waxes,, be melting at 85 DEG C～95 DEG C in temperature, then its mixing is stirred, until add 281 kilograms～579 kilograms of auxiliary agents after stirring fully, and a small amount of additive, make temperature rise to 95 DEG C～105 DEG C, after reaction 20～40min, obtain the said release-controlled coated wax of the present invention.
The indices of the said release-controlled coated wax of the present invention is all better than the coating paraffin using now, and its advantage is:
1, kinematic viscosity is high, can improve the efficiency of spraying, produce simply, and coating uniform surface, consistency of thickness.
2, the height of melt drop temperature and low, can determine according to local geographical environment and geology temperature.
3, penetration degree and flexural strength are low and high, can be with the anti-extrusion ability of reflection wax, the slow release effect of survivable fertilizer.
4, the value of angle of bend and pulling force, shows toughness and the compactness of this coating wax, thereby wax is well wrapped on fertilizer, thereby effectively improves the utilization ratio of slow release fertilizer.
Brief description of the drawings
Fig. 1 is a kind of release-controlled coated ceroplastic schema of highly effective slow releasing compound fertilizer.
Claims (2)
1. a release-controlled coated wax for slow-release compound fertilizer, is characterized in that having the toughness more excellent than paraffin and intensity, and is easier to degraded than paraffin.Being main raw material by following component and content, is 95 DEG C～105 DEG C in temperature, reaction 20～40min and making, and its main ingredient and content are as follows:
Wherein refining wax is 64# full refining, and Microcrystalline Wax is 80# Microcrystalline Wax, and beeswax is organic beeswax and synthetic bees wax, helps material for organic silicone oil and porous-starch, and acidic mixture is acid grease and saturated fatty acid etc.
2. release-controlled coated wax as claimed in claim 1, it is characterized in that respectively by main to beeswax and Microcrystalline Wax etc. wax, be to melt at 85 DEG C～95 DEG C in temperature, then by its miscible stirring, stirring velocity is wanted the moderate 1200rpm that is controlled at, until add organic silicone oil and porous-starch after stirring fully, and acid grease and saturated fatty acid etc., make temperature rise to 95 DEG C～105 DEG C, after reaction 20～40min, can obtain the said release-controlled coated wax of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057972.XA CN104003784A (en) | 2013-02-25 | 2013-02-25 | Slow release coated wax of efficient slow release composite fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057972.XA CN104003784A (en) | 2013-02-25 | 2013-02-25 | Slow release coated wax of efficient slow release composite fertilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104003784A true CN104003784A (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310057972.XA Pending CN104003784A (en) | 2013-02-25 | 2013-02-25 | Slow release coated wax of efficient slow release composite fertilizer |
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| CN (1) | CN104003784A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819940A (en) * | 2015-01-04 | 2016-08-03 | 湖北世纪开源化工科技有限公司 | Coating material prepared from fatty acid pitch and application of coating material to slow/controlled release fertilizers |
| CN105967819A (en) * | 2016-02-25 | 2016-09-28 | 马鞍山市全润农业科技有限公司 | Good-stability long-action-period modified-Chinese-chestnut-protein-coated slow-release fertilizer |
| CN106380315A (en) * | 2016-08-31 | 2017-02-08 | 山东农大肥业科技有限公司 | Modified biological wax coated controlled-release fertilizer and preparation method thereof |
| CN107162803A (en) * | 2017-07-12 | 2017-09-15 | 烟台市昊星晟信息技术有限公司 | A kind of preparation method of fertilizer anti-caking agents |
| CN110372446A (en) * | 2019-08-07 | 2019-10-25 | 大连隆星新材料有限公司 | A method of capsule for controlled release fertilizer Wax special is prepared by purification Fischer-Tropsch wax, microwax and paraffin |
Citations (6)
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|---|---|---|---|---|
| US3192031A (en) * | 1962-06-21 | 1965-06-29 | Sun Oil Co | Coated fertilizer compositions |
| EP0113687A2 (en) * | 1983-01-06 | 1984-07-18 | Hydro Agri Sluiskil B.V. | Ammonium nitrate containing fertilizer granules and coating mixture therefor |
| EP0255665A2 (en) * | 1986-08-01 | 1988-02-10 | Norsk Hydro A/S | Coating for reducing dust formation and hygroscopicity of nitrate-containing fertilizer and method for its manufacture |
| CN1151152A (en) * | 1994-06-24 | 1997-06-04 | 挪威海德罗公开有限公司 | Agricultural composition and conditioning agent for reducing hygroscopicity and dust formation of fertilizers |
| CN1321623A (en) * | 2000-04-30 | 2001-11-14 | 中国石油化工集团公司 | Slow-release nitrogen fertilizer composition and its preparation method |
| CN1486964A (en) * | 2003-08-22 | 2004-04-07 | 中国农业大学 | Coating material and coating method for controllable slow releasing fertilizer |
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2013
- 2013-02-25 CN CN201310057972.XA patent/CN104003784A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3192031A (en) * | 1962-06-21 | 1965-06-29 | Sun Oil Co | Coated fertilizer compositions |
| EP0113687A2 (en) * | 1983-01-06 | 1984-07-18 | Hydro Agri Sluiskil B.V. | Ammonium nitrate containing fertilizer granules and coating mixture therefor |
| EP0255665A2 (en) * | 1986-08-01 | 1988-02-10 | Norsk Hydro A/S | Coating for reducing dust formation and hygroscopicity of nitrate-containing fertilizer and method for its manufacture |
| CN1151152A (en) * | 1994-06-24 | 1997-06-04 | 挪威海德罗公开有限公司 | Agricultural composition and conditioning agent for reducing hygroscopicity and dust formation of fertilizers |
| CN1321623A (en) * | 2000-04-30 | 2001-11-14 | 中国石油化工集团公司 | Slow-release nitrogen fertilizer composition and its preparation method |
| CN1486964A (en) * | 2003-08-22 | 2004-04-07 | 中国农业大学 | Coating material and coating method for controllable slow releasing fertilizer |
Non-Patent Citations (1)
| Title |
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| 杨卫宁 等: "蜡系产品在水性涂层材料中的应用", 《科技向导》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819940A (en) * | 2015-01-04 | 2016-08-03 | 湖北世纪开源化工科技有限公司 | Coating material prepared from fatty acid pitch and application of coating material to slow/controlled release fertilizers |
| CN105967819A (en) * | 2016-02-25 | 2016-09-28 | 马鞍山市全润农业科技有限公司 | Good-stability long-action-period modified-Chinese-chestnut-protein-coated slow-release fertilizer |
| CN106380315A (en) * | 2016-08-31 | 2017-02-08 | 山东农大肥业科技有限公司 | Modified biological wax coated controlled-release fertilizer and preparation method thereof |
| CN106380315B (en) * | 2016-08-31 | 2020-01-10 | 山东农大肥业科技有限公司 | Modified biological wax coated controlled release fertilizer and preparation method thereof |
| CN107162803A (en) * | 2017-07-12 | 2017-09-15 | 烟台市昊星晟信息技术有限公司 | A kind of preparation method of fertilizer anti-caking agents |
| CN110372446A (en) * | 2019-08-07 | 2019-10-25 | 大连隆星新材料有限公司 | A method of capsule for controlled release fertilizer Wax special is prepared by purification Fischer-Tropsch wax, microwax and paraffin |
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Application publication date: 20140827 |