CN102992927A - Formula and technological method for improving emulsion explosive performance - Google Patents
Formula and technological method for improving emulsion explosive performance Download PDFInfo
- Publication number
- CN102992927A CN102992927A CN2012103914960A CN201210391496A CN102992927A CN 102992927 A CN102992927 A CN 102992927A CN 2012103914960 A CN2012103914960 A CN 2012103914960A CN 201210391496 A CN201210391496 A CN 201210391496A CN 102992927 A CN102992927 A CN 102992927A
- Authority
- CN
- China
- Prior art keywords
- component
- oil phase
- emulsion explosive
- explosive
- water
- 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.)
- Pending
Links
Images
Landscapes
- Medicinal Preparation (AREA)
Abstract
The invention aims to provide a formula and a technological method for improving emulsion explosive performance. The quality stability of emulsion explosive products is ensured, and moreover, the purposes of lowering cost, increasing benefits, saving energy, reducing emission and cleanly producing can also be realized.
Description
One. technical field:
The present invention relates to the industrial explosive production field, especially a kind of cost efficiency, energy-saving and emission-reduction, thus improve green practical formulation and the processing method that the emulsion explosive performance improves its overall economic efficiency.
Two. background technology:
The shearing that the production of present domestic Equivalence of A Rock Emulsion Explosive adopts aqueous phase solution and oil-phase solution to pass through mulser forms the oil-in-water emulsify explosive.Wherein water-phase material is that ammonium nitrate, SODIUMNITRATE, water can be unified basically, but oil phase material is allocated the petroleum productss such as material paraffin, ceresine, machine oil, Vaseline, pitch except emulsifying agent, compound wax, kind is more numerous and diverse, it is different to fill a prescription, component is more, on-the-spot little still is in harmonious proportion, very easily cause operate miss, Quality of Emulsion Explosive and production security have been affected, emulsion explosive batch products unstable properties is given the on-the-spot uncertainty that causes unit consumption of using simultaneously, not only increases the security that cost has a strong impact on blast working simultaneously.
For these problems that exist in Equivalence of A Rock Emulsion Explosive products production and the use, in the situation that does not affect the performance of emulsion explosive own, seek a kind of green formula processing method that can improve emulsion explosive performance and overall economic efficiency, just become particularly urgent.
Three. summary of the invention
The purpose of this invention is to provide a kind of prescription and processing method that improves the emulsion explosive performance, when guaranteeing that Quality of Emulsion Explosive is stable to reach performance, can reach again the purpose of cost efficiency, energy-saving and emission-reduction, cleaner production.
Domestic general Equivalence of A Rock Emulsion Explosive is take aqueous ammonium nitrate solution as oxygenant, be aided with an amount of oil phase by mechanical shearing after forming oil-in-water emulsify matrix under the emulsifying agent effect by chemical sensitization in emulsifying base, adds micro-bubble through the powder charge packing make pollute little, power is large, applied widely, not water funk, cost is low, automatization, mechanization degree height, novel emulsion explosive product that production efficiency is high.Determine that wherein the emulsifying effectiveness quality depends on the quality of the formation quality of oil film, the quality of oil film depends on and oil phase prescription and the control of emulsifying process temperature.The quality of oil film directly determines the performance index of emulsion explosive.
For realizing above purpose, the present invention includes water component (A), oil phase component (B),
Wherein to account for explosive matrix weight proportion be 92.7～93.7% to component (A),
It is 3.8～4.8% that component (B) accounts for explosive matrix weight proportion,
Component (A) constituent mass proportioning is ammonium nitrate: SODIUMNITRATE: water=15:2:2.2.
Component (B) adds the compound emulsifying agent (main component is Span-80) that accounts for explosive matrix weight proportion 2.5% and has realized that oil phase is coated on the aqueous phase liquid surface forms liliquoid.Span-80 formal name used at school sorbitan monooleate, chemical formula: C24H4406, molecular weight: 428, oxygen balance-2.39, outward appearance: amber to brown thickness oily matter; Span-80 is combustiblematerials, when envrionment temperature too high and around when naked light is arranged, cause easily burning.It is sorbyl alcohol and oleic acid under certain temperature and vacuum condition through catalyst action and synthetic a kind of non-ionic polyol class tensio-active agent, use as emulsifying agents in a large number in the production of emulsion explosive.
Component (B) substitutes the petroleum productss such as original paraffin, ceresine, machine oil, Vaseline, pitch with compound wax and a small amount of machine oil and mixes the outer allotment material that uses.
Component (A) component (B) molten under certain processing condition (melting) is melted, and by component (A): component (B)=(12.7～14.9): 1 quality proportioning is cut under the effect of fine droplet at compound emulsifying agent through mulser and forms emulsion matrix.This prescription has been simplified the emulsifying process layout to a certain extent, because not adding the toxic ingredient environmental contamination reduction, take into full account the Concrete facts design that oxygen in zero oxygen balance principle of design and the air participates in reaction and consider partially negative oxygen, strengthened the emulsion explosive energy and discharged and control simultaneously in the blast process gas emissions such as CO, H2 in the gas content.This processing method may further comprise the steps:
Component (A) component (B) molten under certain processing condition (melting) is melted, and by component (A): component (B)=(12.7～14.9): 1 quality proportioning is cut under the effect of fine droplet at compound emulsifying agent through mulser and forms emulsion matrix.
1. the massfraction by table 1 is mixed with component (A) aqueous solution with ammonium nitrate, SODIUMNITRATE in the aqueous phase dissolved tank, and solvent temperature is 90～95 ℃.Concrete preparation process: when at first water quantitatively being dropped into 85 ℃ of slow-witted water temperatures of aqueous phase dissolved tank ammonium nitrate, SODIUMNITRATE are dropped into dissolving successively according to quantity, in preparation process, continue to stir.It is stand-by to put into the insulation tank body when solution dissolves fully.
2. compound wax is rendered to melt in the groove and melted, melting temperature (Tm) is 80～85 ℃, puts into the oil phase batch tank wait melting after finishing, and with this machine oil, compound emulsifying agent press table 1 massfraction and drops in the batch tank, continues stirring.Treat when oil-phase solution reaches 85～90 ℃ the oil phase material (B) that configures to be put into the hold-up vessel heat preservation for standby use.
3. the oil phase in the storage tank, aqueous phase solution are pumped into mulser successively by volume pump, form transparent colloid matrix behind the unlatching mulser process mulser emulsification pretreatment.Emulsifying temperature is controlled to be 95～100 ℃, namely gets product after the emulsifying base process medicine of a cold nature, sensitization, powder charge, the packing.All can purchase as component (A) component (B) market of product of the present invention.Used machine oil, the compound wax of component (B) is that industrial explosive prepares the common oil phase material.Wherein emulsifying agent adopts compound emulsifying agent, and main component is that sorbitan monooleate can allow component (B) small droplets fully component (A) small droplets be coated.Thereby guarantee the stable and shelf lives performance of Quality of Emulsion Explosive.
Advantage of the present invention:
1. energy-saving safe, cost efficiency.This prescription water temperature-averaging reduces by 22.5 ℃, and the oil phase temperature-averaging reduces by 25 ℃, and emulsifying temperature on average reduces by 20 ℃.The low temperature emulsified production process intrinsic safety that makes improves, and new prescription is saved with the original formulation material cost: 216 yuan/tons (seeing Table 2).Moisture, electric, vapour is saved, 1 year cost-saved 2,750,000 yuan.
2. reduce discharging, cleaner production.Original formulation oil phase material (paraffin, Vaseline, machine oil) operating process is complicated, and Vaseline viscosity wherein is large, is not easy to 100% and is utilized, and causes easily environmental pollution.Lower emulsifying base temperature reduces cooling range, and water saving is economize on electricity again, and water, oil phase solvent temperature reduce, and have saved the boiler coal consumption, moisture, electric, vapour saving, 1 year cost-saved 590,000 yuan, reduced labour intensity.
Performance improves, and the overall economic efficiency in the use procedure improves.Table 3 for original formulation with now fill a prescription the explosive property contrast table, unit consumption reduces 0.03kg/m3 when practice confirms the open-air small stair explosion of rock consolidating coefficient 8～10 o'clock.
Four. description of drawings
Fig. 1 is a kind of prescription of emulsion explosive performance and process flow sheet of processing method of improving of the present invention.
Five. embodiment
The present invention is described in further detail below in conjunction with accompanying drawing 1 and embodiment.As shown in the figure:
Detail of the present invention is provided by following instance: Equivalence of A Rock Emulsion Explosive is mainly filled a prescription and is comprised ammonium nitrate, sodium nitrate aqueous solution (A), oil phase material (B), wherein by quality proportioning component (A): component (B)=(12.7～14.9): 1.The method that realizes optimizing product inner quality and performance is to optimize the water proportioning, selecting cheap high efficient oil phase material, reducing emulsifying temperature.Concrete steps are following at first according to the component proportion of table 1 configuration water-phase material (A) and oil phase material (B), then oil phase, water (melting) solution are pumped into mulser successively by volume pump, form transparent colloid matrix behind the unlatching mulser process mulser emulsification pretreatment.Emulsifying temperature is controlled to be 95～100 ℃, namely gets product after the emulsifying base process medicine of a cold nature, sensitization, powder charge, the packing, and concrete operations flow process and technological temperature see Figure of description for details.
Former, existing prescription (massfraction) component of table 1 and technological temperature contrast
Through in the production practice of this department Recipe product after optimizing being carried out physico-chemical analysis and Performance Detection, draw following data:
Table 2 explosive property correlation data cartogram
Remarks: 1. machine oil accounts for component (B) 0.74%
2. machine oil accounts for component (B) 0.80%
3. machine oil accounts for component (B) 0.85%
Can find out the present invention and the Energy Intensity Reduction of original formulation technique manufacturing processed from table 1, table 2 data, emulsifying temperature reduces by 20 ℃; The starting material priming cost drops into and reduces by 216 yuan/tons; Product performance significantly improve wherein explosion velocity and improve about 650m/s, and brisance improves 2.18mm, and the shelf lives prolongs 40d; Outstanding achievement is also arranged, the toxic gas 11ml that obviously descends aspect environment protection.
Above-described embodiment, the present invention embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solution of the present invention scope and replacing all should be included in protection scope of the present invention.
Claims (2)
1. prescription and processing method that improves the emulsion explosive performance, it is characterized in that: this prescription comprises water component (A), oil phase component (B), wherein to account for explosive matrix weight proportion be 92.7～93.7% to component (A), it is 3.8～4.8% that component (B) accounts for explosive matrix weight proportion, component (A) constituent mass proportioning is ammonium nitrate: SODIUMNITRATE: water=15:2:2.2, component (B) adds the compound emulsifying agent that accounts for explosive matrix weight proportion 2.5%, has realized that oil phase is coated on the aqueous phase liquid surface forms liliquoid.
2. prescription and processing method that improves the emulsion explosive performance, it is characterized in that: this technique is as follows:
A, when at first water quantitatively being dropped into 85 ℃ of slow-witted water temperatures of aqueous phase dissolved tank ammonium nitrate, SODIUMNITRATE are dropped into dissolving successively according to quantity, continue to stir in preparation process, it is stand-by to put into the insulation tank body when solution dissolves fully;
B, compound wax rendered to melt in the groove melt, melting temperature (Tm) is 80～85 ℃, puts into the oil phase batch tank wait melting after finishing, and continues to stir, and when treating that oil-phase solution reaches 85～90 ℃ the oil phase material that configures is put into the hold-up vessel heat preservation for standby use;
C, the oil phase in the storage tank, aqueous phase solution are pumped into mulser successively by volume pump, form transparent colloid matrix after opening mulser process mulser emulsification pretreatment, emulsifying temperature is controlled to be 95～100 ℃, namely gets product after the emulsifying base process medicine of a cold nature, sensitization, powder charge, the packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103914960A CN102992927A (en) | 2012-10-15 | 2012-10-15 | Formula and technological method for improving emulsion explosive performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103914960A CN102992927A (en) | 2012-10-15 | 2012-10-15 | Formula and technological method for improving emulsion explosive performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102992927A true CN102992927A (en) | 2013-03-27 |
Family
ID=47922114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103914960A Pending CN102992927A (en) | 2012-10-15 | 2012-10-15 | Formula and technological method for improving emulsion explosive performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102992927A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172477A (en) * | 2013-04-12 | 2013-06-26 | 天津宏泰化工有限公司 | Emulsion explosive and preparation method thereof |
| CN106116992A (en) * | 2016-06-23 | 2016-11-16 | 湖北同石油化工有限公司 | A kind of heat-sensitized integration composite oil phase and preparation method thereof |
| CN111393240A (en) * | 2020-04-10 | 2020-07-10 | 贵州盘江民爆有限公司 | Production method of emulsion explosive |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102503742A (en) * | 2011-11-10 | 2012-06-20 | 国营九八一五厂 | Three-grade coal mine allowable emulsified explosive and preparation method thereof |
-
2012
- 2012-10-15 CN CN2012103914960A patent/CN102992927A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102503742A (en) * | 2011-11-10 | 2012-06-20 | 国营九八一五厂 | Three-grade coal mine allowable emulsified explosive and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172477A (en) * | 2013-04-12 | 2013-06-26 | 天津宏泰化工有限公司 | Emulsion explosive and preparation method thereof |
| CN103172477B (en) * | 2013-04-12 | 2016-06-29 | 天津宏泰化工有限公司 | A kind of emulsion and preparation method thereof |
| CN106116992A (en) * | 2016-06-23 | 2016-11-16 | 湖北同石油化工有限公司 | A kind of heat-sensitized integration composite oil phase and preparation method thereof |
| CN111393240A (en) * | 2020-04-10 | 2020-07-10 | 贵州盘江民爆有限公司 | Production method of emulsion explosive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104311373B (en) | Three-level allowed for use in coal mines safety and environmental protection emulsion and preparation method thereof | |
| Gholami et al. | The effect of hydrodynamic and ultrasonic cavitation on biodiesel production: An exergy analysis approach | |
| CN102503742B (en) | Three-grade coal mine allowable emulsified explosive and preparation method thereof | |
| CN102992927A (en) | Formula and technological method for improving emulsion explosive performance | |
| CN102731231B (en) | Sensitizer and method for preparing field mixed vehicle-made emulsion explosive by using sensitizer | |
| CN105367361B (en) | A kind of method that utilization used oil prepares titania-mica | |
| CN103113172B (en) | Opencast emulsion explosive and preparation method thereof | |
| CN102260554B (en) | Microemulsified biodiesel and preparation technique thereof | |
| CN102603437A (en) | Method for manufacturing emulsion explosive with swill-cooked dirty oil | |
| CN101601977A (en) | Method for preparing emulsion matrix safely and efficiently | |
| Boucher et al. | Pilot scale two-phase continuous flow biodiesel production via novel laminar flow reactor− separator | |
| CN104818057B (en) | Its auxiliary agent of a kind of automobile diesel oil in alcohol group composite resin type emulsifying agent and its preparation method and application | |
| CN105712809A (en) | High-temperature-sensitized emulsion explosive and preparation method thereof | |
| CN102515986A (en) | Allowable emulsion explosive for coal mine and preparation method thereof | |
| CN202844895U (en) | Energy-saving and environment-friendly fuel oil preparing device | |
| CN103172477B (en) | A kind of emulsion and preparation method thereof | |
| CN104710251A (en) | Biomass composite oil phase material for emulsion explosives and preparation method for material | |
| CN2650861Y (en) | Diesel fuel emulsifier | |
| CN101786932A (en) | Oil-in-water powdery emulsion explosive, preparation method and application thereof | |
| CN107937020A (en) | A kind of efficient breaking method of the two-step method of lipopeptid | |
| CN107118813A (en) | A kind of oil range alcohol-based fuel and preparation method thereof | |
| CN102229821A (en) | Micro-emulsified methanol diesel and preparation method thereof | |
| CN102659493B (en) | Emulsion explosive and preparation method thereof | |
| CN108752152A (en) | Renewable oils phase material emulsion | |
| CN113105297A (en) | Preparation method and system of emulsion explosive based on passive micro-hybrid chip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130327 |