CN108689784A - A kind of high density high-energy emulsion and preparation method thereof - Google Patents
A kind of high density high-energy emulsion and preparation method thereof Download PDFInfo
- Publication number
- CN108689784A CN108689784A CN201810621151.7A CN201810621151A CN108689784A CN 108689784 A CN108689784 A CN 108689784A CN 201810621151 A CN201810621151 A CN 201810621151A CN 108689784 A CN108689784 A CN 108689784A
- Authority
- CN
- China
- Prior art keywords
- parts
- weight
- high density
- oil
- energy
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B31/00—Compositions containing an inorganic nitrogen-oxygen salt
- C06B31/28—Compositions containing an inorganic nitrogen-oxygen salt the salt being ammonium nitrate
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B23/00—Compositions characterised by non-explosive or non-thermic constituents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Colloid Chemistry (AREA)
Abstract
The invention discloses a kind of high density high-energy emulsions, include the additive of the water phase of 66-85 parts by weight, the oil phase of 28-35 parts by weight and 5-10 parts by weight, and the water phase includes the component of following parts by weight:20-28 parts of ammonium nitrate, 4-8 parts of perchlorate, salt 20-28 parts of nitrometal, 3-6 parts of thiocarbamide, 5-18 parts of water, the oil phase include the component of following parts by weight:6-14 parts of PCE, 8-15 parts or T1556-10 parts of Span80,2-8 parts of gutter oil or 2-8 parts of 2-8 parts of machine oil, 2-8 parts of complex wax or paraffin.The invention belongs to emulsion explosives technology field, emulsion prepared by the present invention has higher density, quick-fried heat, power, and energy density is high, can better meet the requirement of opencut medium-length hole blasting exploitation and underwater special blasting engineering.
Description
Technical field
The invention belongs to emulsion explosives technology field, in particular to a kind of high density high-energy emulsion and its preparation sides
Method.
Background technology
Emulsion refers to the water in oil emulsion glue-type water resistant commercial explosive of one kind emulsifying technology preparation, usual emulsion
It is using the fine droplets of aqueous oxidizing agent solution as dispersed phase, suspension contains dispersion bubble or hollow glass micro-ball again or other are porous
Property material the continuous media constituted like oily substance in, form a kind of special emulsification system of water-in-oil type, be a kind of outdoor
Mineral engineering and underwater demolition engineering field are widely used the emulsion explosive of general water proof type.At present in opencast mining
Long-hole blasting project and underwater demolition reef blasting works, the density of the emulsion currently mainly used is generally in 1.10~1.40g/
cm3, explosion velocity is in 4000-5500m/s, and for brisance generally in 12-17mm, gap distance 3-7cm, acting ability is more than 300mL.Due to
The limitation of the characteristics of blasting engineering and environment, often due to the reasons such as the compacting of medium-length hole and underwater demolition hydraulic pressure buoyancy, pressure,
The problems such as detonation is difficult, installation is difficult, fixed difficult is often resulted in, to solve above-mentioned existing problem, the present invention develops a kind of high density
(it is more than 2.0g/cm3), high-energy emulsion and preparation method thereof.
Invention content
For above-mentioned existing problem, the purpose of the present invention is to provide in a kind of high density, high-energy density surface mine
Deep hole blasting and the dedicated emulsion of underwater demolition and preparation method thereof, emulsion prepared by the present invention have higher close
Degree, quick-fried heat, power, energy density is high, can better meet the exploitation of opencut medium-length hole blasting and underwater special blasting engineering
Requirement.
The technical solution adopted by the present invention is as follows:A kind of high density high-energy emulsion, includes the water of 66-85 parts by weight
The additive of phase, the oil phase of 28-35 parts by weight and 5-10 parts by weight, the water phase include the component of following parts by weight:Ammonium nitrate
20-28 parts, 4-8 parts of perchlorate, salt 20-28 parts of nitrometal, 3-6 parts of thiocarbamide, 5-18 parts of water, the oil phase includes following weight
Measure the component of part:6-14 parts, Span808-15 parts of PCE or 6-10 parts of T155,2-8 parts of gutter oil or 2-8 parts of machine oil, complex wax
2-8 parts or 2-8 parts of paraffin.
Further, the high density high-energy emulsion includes sensitizer and emulsifier.
Preferably, the emulsifier is PCE, Span80, T155.
Further, the additive includes methylamine nitrate, sodium nitrite, expanded perlite and foaming agent.
Preferably, the perchlorate is ammonium perchlorate.
Further, the density of the high density high-energy emulsion is not less than 2.0g/cm3, explosion velocity is not less than
5000m/s, brisance are not less than 17mm, and gap distance is not less than 8cm.
The invention also discloses a kind of preparation methods of high density high-energy emulsion, include the following steps:
1) each component is weighed according to the weight part ratio of component;
2) prepared by water phase:The ammonium nitrate, nitrometal salt, water of parts by weight is taken to mix to obtain mixed solution, then by parts by weight
Perchlorate and thiocarbamide be added mixed solution in, control temperature dissolve material at 100-120 DEG C and stir evenly to obtain water phase;
3) prepared by oil phase:The PCE and Span80 or PCE and T155 of parts by weight are taken, control temperature is at 80-110 DEG C, then
Gutter oil or machine oil, the complex wax or paraffin for sequentially adding parts by weight, stir to obtain oil phase;
4) water phase and oil phase prepared respectively by step 2) and 3) is emulsified according to above-mentioned weight ratio in emulsifying tank body
Emulsified bases is formed, then the additive of parts by weight is added in emulsified bases, control ph 6-9 is added and controls emulsifier
The weight percent for accounting for total mixture is 5-18%, while in order to meet different sensitization requirements, and appropriate adjustment addition accounts for total mixed
The weight percent for closing object is the sensitizer of 4-9%.
The present invention is obtained and is had the beneficial effect that using the above scheme:
High density high-energy emulsion of the present invention is by preferred source material component, the w/o type breast once pointed out according to A. golden (K)
Change liquid-based in freeze thaw stability theory, the present invention considers the principal element for influencing the type emulsion --- interfacial film
Intensity and tightness degree etc..In order to design the emulsion component of high density, high-energy, material addition in preferred ingredient source in water phase
Perchlorate, nitrometal salt and thiocarbamide component, in order to ensure the thickness and tightness degree of clad oil film in oil phase material,
It is preferred that the oils (environmental protection and reduce explosive cost) of PCE, T155, Span80, refuse reclamation and dedicated paraffin etc., together
When consider that the concentration of emulsifier is also extremely important, in order to form the three-dimensional continuous oil film of interaction, multi-component oil phase is in emulsifier
The more fully highdensity water phase particle of cladding group under effect, so that the emulsion of electrolyte water phase higher density adds surely
It is fixed while also reducing interfacial tension, suitable emulsifier and sensitizer are selected, in order to ensure in medium-length hole blasting and underwater
Sensitivity to initiation and explosion transfer performance in blasting engineering.
High density high-energy emulsion preparation method described in the invention, with certain viscosity, free-running property, can
Plasticity may be used Automatic Conveying and metering, and can pack and meet the needs of different operating modes according to different needs
To prepare different cultivars, serial emulsion.
The present invention is directed to surface mine medium-length hole blasting and underwater demolition engineering particular surroundings, provides one kind to be added one
Determine the nitrometal salt of mass ratio, the oil phase material of environmental protection and certain additive material, breaks through the low of conventional emulsification explosive
The bottleneck of density, improves the structure composition, explosion property and storage cycle of explosive, while improving the matter of unit volume explosive
Metric density (is not less than 2.0g/cm3) and energy density.The present invention is with explosion properties are good, density is higher, energy density
High, the advantages that plasticity is good
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
All other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1 takes 1 kilogram of ammonium nitrate, 0.5 kilogram of ammonium perchlorate, 1 kilogram of cerous nitrate, 0.7 kilogram of thiocarbamide, water 2-3 thousand
Gram, the 100-120 DEG C of dissolving of control temperature is complete, and aqueous phase solution is made.Then PCE0.3 kilograms and 0.2 kilogram of Span80, machine are taken
Oily 0.4 kilogram, 0.3 kilogram of paraffin, are heated to 110-120 DEG C, oil-phase solution are made.Then aqueous phase solution and oil-phase solution are added
Enter to emulsify in tank body, while the emulsifier for being added 0.15-0.25 kilograms is uniformly mixed, it is fried that final emulsification forms thick emulsification
The breast that 0.2-0.5 kilograms of sensitizer obtains high density high-energy is finally added in medicine matrix in order to meet different engineering demand
Change explosive.
Embodiment 2 takes 1 kilogram of ammonium nitrate, 0.8 kilogram of ammonium perchlorate, 1 kilogram of plumbi nitras, 0.5 kilogram of urea, water 3-4 thousand
Gram, the 110-130 DEG C of dissolving of control temperature is complete, and aqueous phase solution is made.Then take 0.3 kilogram of Span80,0.4 kilogram of T155,
0.3 kilogram of machine oil, 0.4 kilogram of complex wax, are heated to 110-120 DEG C, uniform oil-phase solution are made.Finally by aqueous phase solution and
Oil-phase solution is added in emulsification tank body, while the emulsifier for being added 0.15-0.25 kilograms is uniformly mixed, and final emulsification forms sticky
Finally 0.4-0.7 kilograms of additive acquisition high density height is added in order to meet different engineering demands in the process of dynamite substrate of shape
The emulsion of energy.
Embodiment 3 takes 1 kilogram of ammonium nitrate, 0.6 kilogram of ammonium perchlorate, 1 kilogram of barium nitrate, 3-4 kilograms of water, thiocarbamide 0.8 thousand
Gram, the 110-130 DEG C of dissolving of control temperature is complete, and aqueous phase solution is made.Then 0.6 kilogram of PCE, 0.3 kilogram of T155, trench are taken
Oily 0.4 kilogram, 0.4 kilogram of complex wax, are heated to 110-120 DEG C, uniform oil-phase solution are made.Finally by aqueous phase solution and oil
Phase solution is added in emulsification tank body, while the emulsifier for being added 0.15-0.25 kilograms is uniformly mixed, and final emulsification forms thick
Process of dynamite substrate, finally 0.4-0.7 kilograms of additive, which is added, in order to meet different engineering demand obtains high density high energy
The emulsion of amount.
Embodiment 4 takes 1 kilogram of ammonium nitrate, 8 kilograms of ammonium perchlorate, 1 kilogram of ferric nitrate, 1 kilogram of urea, 3-4 kilograms of water,
It is complete to control 100-120 DEG C of dissolving of temperature, aqueous phase solution is made.Then 0.9 kilogram of PCE, 0.4 kilogram of T155, machine oil 0.4 are taken
Kilogram, 0.3 kilogram of complex wax is heated to 110-120 DEG C, uniform oil-phase solution is made.It is finally that aqueous phase solution and oil phase is molten
Liquid is added in emulsification tank body, while 0.15-0.25 kilograms of emulsifier is added and is uniformly mixed, and final emulsification forms thick emulsification
Finally the breast that 0.4-0.7 kilograms of additive obtains high density high-energy is added in order to meet different engineering demands in explosive matrix
Change explosive.
The result value that the sampling and testing of above-mentioned four kinds of embodiments obtains is as shown in table 1 below:
The result value that the sampling and testing of 1 above-mentioned four kind of embodiment of table obtains
By above-mentioned numerical value it is found that the present invention has higher density, quick-fried heat, power, energy density is high, can preferably expire
The requirement of sufficient opencut medium-length hole blasting exploitation and underwater special blasting engineering.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (7)
1. a kind of high density high-energy emulsion, which is characterized in that water phase, 28-35 parts by weight including 66-85 parts by weight
The additive of oil phase and 5-10 parts by weight, the water phase include the component of following parts by weight:20-28 parts of ammonium nitrate, perchlorate
4-8 parts, salt 20-28 parts of nitrometal, 3-6 parts of thiocarbamide, 5-18 parts of water, the oil phase includes the component of following parts by weight:PCE
6-14 parts, 8-15 parts or T1556-10 parts of Span80,2-8 parts of gutter oil or 2-8 parts of machine oil, 2-8 parts of complex wax or paraffin 2-8
Part.
2. a kind of high density high-energy emulsion according to claim 1, which is characterized in that the high density high-energy
Emulsion includes sensitizer and emulsifier.
3. a kind of high density high-energy emulsion according to claim 2, which is characterized in that the emulsifier be PCE,
Span80,T155。
4. a kind of high density high-energy emulsion according to claim 1, which is characterized in that the additive includes first
Amine nitrate, sodium nitrite, expanded perlite and foaming agent.
5. a kind of high density high-energy emulsion according to claim 1, which is characterized in that the perchlorate is height
Ammonium chlorate.
6. a kind of high density high-energy emulsion according to claim 1, which is characterized in that the high density high-energy
The density of emulsion is not less than 2.0g/cm3, explosion velocity is not less than 5000m/s, and brisance is not less than 17mm, and gap distance is not less than
8cm。
7. a kind of preparation method of high density high-energy emulsion, which is characterized in that include the following steps:
1) each component is weighed according to the weight part ratio of component;
2) prepared by water phase:The ammonium nitrate, nitrometal salt, water of parts by weight is taken to mix to obtain mixed solution, then by the height of parts by weight
Chlorate and thiocarbamide are added in mixed solution, and control temperature dissolves material at 100-120 DEG C and stirs evenly to obtain water phase;
3) prepared by oil phase:The PCE and Span80 or PCE and T155 of parts by weight are taken, control temperature is at 80-110 DEG C, then successively
Gutter oil or machine oil, the complex wax or paraffin of parts by weight is added, stirs to obtain oil phase;
4) water phase and oil phase prepared respectively by step 2) and 3) is emulsified in emulsifying tank body and is formed according to above-mentioned weight ratio
Emulsified bases, then the additives of parts by weight is added in emulsified bases, control ph 6-9, is added and controls emulsifier and account for always
The weight percent of mixture is 5-18%, while in order to meet different sensitization requirements, and appropriate adjustment, which is added, accounts for total mixture
Weight percent be 4-9% sensitizer.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810621151.7A CN108689784A (en) | 2018-06-15 | 2018-06-15 | A kind of high density high-energy emulsion and preparation method thereof |
PCT/CN2018/109935 WO2019091254A1 (en) | 2018-06-15 | 2018-10-12 | High-density high-energy emulsion explosive |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810621151.7A CN108689784A (en) | 2018-06-15 | 2018-06-15 | A kind of high density high-energy emulsion and preparation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108689784A true CN108689784A (en) | 2018-10-23 |
Family
ID=63849814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810621151.7A Pending CN108689784A (en) | 2018-06-15 | 2018-06-15 | A kind of high density high-energy emulsion and preparation method thereof |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN108689784A (en) |
WO (1) | WO2019091254A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0297740A2 (en) * | 1987-06-29 | 1989-01-04 | Aeci Limited | Explosive |
CN1038268A (en) * | 1988-06-02 | 1989-12-27 | 冶金工业部长沙矿冶研究院 | Formula and preparation method of emulsion mixed explosive |
CN101219917A (en) * | 2008-01-22 | 2008-07-16 | 重庆葛洲坝易普力股份有限公司 | Locale vehicle made emulsification blasting agent underwater demolition |
CN102675005A (en) * | 2012-05-28 | 2012-09-19 | 广东宏大爆破股份有限公司 | Emulsion explosive used in deep water blasting and preparation method thereof |
-
2018
- 2018-06-15 CN CN201810621151.7A patent/CN108689784A/en active Pending
- 2018-10-12 WO PCT/CN2018/109935 patent/WO2019091254A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0297740A2 (en) * | 1987-06-29 | 1989-01-04 | Aeci Limited | Explosive |
CN1038268A (en) * | 1988-06-02 | 1989-12-27 | 冶金工业部长沙矿冶研究院 | Formula and preparation method of emulsion mixed explosive |
CN101219917A (en) * | 2008-01-22 | 2008-07-16 | 重庆葛洲坝易普力股份有限公司 | Locale vehicle made emulsification blasting agent underwater demolition |
CN102675005A (en) * | 2012-05-28 | 2012-09-19 | 广东宏大爆破股份有限公司 | Emulsion explosive used in deep water blasting and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
WO2019091254A1 (en) | 2019-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2627059C2 (en) | Delivery systems of explosive materials and methods related to it | |
PL117150B1 (en) | Water explosive mixture of inverted phase and method of making the samerigotovlenija vodnojj wzryvchatojj smesi z obratnojj fazojj | |
CA2842822C (en) | Improved explosive composition comprising hydrogen peroxide and a sensitizer | |
CA1160847A (en) | Blasting composition containing particulate oxidizer salts | |
MX2010008211A (en) | Low density explosive emulsion. | |
CN106008122A (en) | Powdery emulsion explosive for on-site mixed loading and preparation method of powdery emulsion explosive | |
CN100422121C (en) | Emulsion explosive additive | |
GB2096590A (en) | Water-in-oil emulsion blasting agent | |
CN103922874B (en) | Primary granules of polystyrene is as the application and the mixed loading emulsion explosive and preparation method thereof of physical sensitization agent in the mixed loading emulsion explosive | |
CA2386345C (en) | Reduced energy blasting agent and method | |
CA1183687A (en) | Melt explosive composition | |
CA2433521C (en) | Process for the "in situ" manufacturing of explosive mixtures | |
CN1031362A (en) | Granulated emulsion explosive for rocks | |
CN108689784A (en) | A kind of high density high-energy emulsion and preparation method thereof | |
CA1050276A (en) | Aqueous explosive composition | |
CN107556147A (en) | A kind of inexpensive plastic film of environmental protection packs gluey emulsion and preparation method thereof | |
DE69925514T2 (en) | METHOD AND APPARATUS FOR IN-SITU MANUFACTURE OF EXPLOSIVES FROM OXIDIZING PRODUCTS ON WATER BASIS | |
CN101219917A (en) | Locale vehicle made emulsification blasting agent underwater demolition | |
CN104447146B (en) | Preparation method of deepwater pressure-resistant emulsified explosive | |
CN108586168A (en) | A kind of crushing resistance glue explosive and its preparation process for underwater demolition | |
MXPA01011820A (en) | Blasting method for reducing nitrogen oxide fumes. | |
CN1345707A (en) | Method and equipment for making emulsion aqueous-gels mixed explosive | |
US6855219B2 (en) | Method of gassing emulsion explosives and explosives produced thereby | |
CN110655433A (en) | High-performance mixed emulsion explosive and preparation method thereof | |
CN104151115A (en) | Easy-to-sensitize compound emulsifying agent and preparation method thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181023 |
|
RJ01 | Rejection of invention patent application after publication |