CN108299134A - The mixed loading emulsion explosive and preparation method thereof for upward hole powder charge - Google Patents
The mixed loading emulsion explosive and preparation method thereof for upward hole powder charge Download PDFInfo
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- CN108299134A CN108299134A CN201810262660.5A CN201810262660A CN108299134A CN 108299134 A CN108299134 A CN 108299134A CN 201810262660 A CN201810262660 A CN 201810262660A CN 108299134 A CN108299134 A CN 108299134A
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- powder charge
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- emulsion explosive
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- 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
- C06B31/285—Compositions containing an inorganic nitrogen-oxygen salt the salt being ammonium nitrate with fuel oil, e.g. ANFO-compositions
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0008—Compounding the ingredient
-
- 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
- C06B23/009—Wetting agents, hydrophobing agents, dehydrating agents, antistatic additives, viscosity improvers, antiagglomerating agents, grinding agents and other additives for working up
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Colloid Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a kind of the mixed loading emulsion explosive and preparation method thereof for upward hole powder charge, preparation processes：(1) it prepares and loads in mixture emulsion matrix：By ammonium nitrate heated aqueous, oil phase is taken to heat, ammonium nitrate water phase and oil phase are mixed, stirring prepares and loads in mixture emulsion matrix；(2) emulsion matrix is loaded in mixture to mix with crosslinking agent：Emulsion matrix will be loaded in mixture to mix with crosslinking agent；(3)PEG/SiO2Shear thickening liquid mixes：By emulsion matrix and contain Nano-meter SiO_22PEG600 solution mixing；(4) end static state is sensitized：The emulsion matrix of above-mentioned mixing carries out static sensitization by sensitizer in powder charge end, forms the mixed loading emulsion explosive of upward hole powder charge.The mixed loading emulsion explosive powder charge initial viscosity that the method for the present invention obtains is higher, is solidified in conjunction with crosslinking, and emulsion is not easy medicine outlet hole, reduces waste of material, energy saving and resource.
Description
Technical field
The invention belongs to emulsion explosives technology fields, and in particular to a kind of the mixed loading emulsion explosive for upward hole powder charge and
Preparation method.
Background technology
In recent years, with the continuous development that underground mine is exploited, be suitble to medium-length hole powder charge vertically upward loads in mixture minor diameter
Explosive production technology reaches its maturity.Currently, sticky ammonium nitrate-fuel oil mixture is mainly used for upward hole powder charge, but powdery medicine initial viscosity
Smaller, powder charge falls that medicine is serious, and loading rate is low.With the high efficiency charge device such as Underground charging vehicle development and load in mixture emulsification
The extensive use of explosive, the mixed loading emulsion explosive for upward hole powder charge also have gradually developed.
Our company patent ZL2013104740104 disclose it is a kind of scene upwards carry out deep hole filling prepare emulsion
Process, this method is mixed by 76.7~85.6 DEG C of emulsion matrix with crosslinking agent, and is rapidly filled into hole, one point
Obtain hard and dry crosslinking emulsion in clock, cardinal principle be by heating emulsion matrix to 76.7~85.6 DEG C,
Hydramine substance in emulsion matrix and Ca (OH)2Carrying out crosslinking makes emulsion viscosity increase the upward powder charge of progress.But in reality
In the application process of border, temperature of the emulsion matrix in charge device is loaded in mixture usually at 55-60 DEG C, the crosslinking rate in powder charge process
It is relatively slow, it causes powder charge initial stage serious there is a situation where falling medicine, is a kind of serious waste to resource.
Invention content
The purpose of the present invention is provide a kind of emulsion regarding to the issue above to be not easy filling for upward hole for medicine outlet hole
The mixed loading emulsion explosive of medicine and preparation method thereof.
Realizing the technical solution of the purpose is：
A kind of preparation method of the mixed loading emulsion explosive for upward hole powder charge, includes the following steps：
(1) it prepares and loads in mixture emulsion matrix：By ammonium nitrate heated aqueous to 88 DEG C~98 DEG C, oil phase is taken to be heated to 55 DEG C~60
DEG C, by after heating ammonium nitrate water phase and oil phase mix, be stirred under conditions of high shear, pass through ground pharmacy module system
It is standby to go out to load in mixture emulsion matrix；The oil phase is mixed to get by diesel oil, machine oil and polyisobutylene butanedioic anhydride alcamines emulsifier；
(2) emulsion matrix is loaded in mixture to mix with crosslinking agent：Emulsion matrix is loaded in mixture at 55 DEG C~60 DEG C by what step (1) obtained
It is mixed with crosslinking agent by underground charge device；
(3)PEG/SiO2Shear thickening liquid mixes：The emulsion matrix mixed with crosslinking agent that step (2) obtains is passed through into confession
Medicine equipment and contain Nano-meter SiO_22The mixing of PEG600 solution, the mass ratio of emulsifier matrix and PEG600 solution is 10:1.5~
Nano-meter SiO_2 in 3, PEG600 solution2Mass percentage be 40~60%；
(4) end static state is sensitized：The emulsion matrix of above-mentioned mixing carries out static sensitization, shape by sensitizer in powder charge end
At the mixed loading emulsion explosive of upward hole powder charge.
The oil phase is by diesel oil, machine oil and polyisobutylene butanedioic anhydride alcamines emulsifier according to mass ratio 2~4:1~
3:1~3 is mixed to get.
Ammonium nitrate water phase and oil phase in mass ratio 90~96 in the step (1):4~10 mixing.
The mass percentage of ammonium nitrate is 80~85% in the ammonium nitrate water phase.
The crosslinking agent is Ca (OH)2Crosslinking agent or Mg (OH)2Crosslinking agent.
The mass ratio that emulsion matrix and crosslinking agent are loaded in mixture described in step (2) is 10:1~1.5.
The sensitizer is glass microsphere or perlite.
The Nano-meter SiO_22Grain size be 80~100nm.
The present invention also provides the mixed loading emulsion explosives being prepared by the above method.
The beneficial effects of the invention are as follows：Pass through PEG/SiO2Shear thickening liquid and end static state are sensitized technology to original
Technology carries out technology and control, increases the mixed loading emulsion explosive initial viscosity, reaches upward hole powder charge in conjunction with crosslinking technological
It is required that, the purpose that economizes on resources energy saving to reach.The mixed loading emulsion explosive powder charge initial viscosity that the method for the present invention obtains
It is higher, it is solidified in conjunction with crosslinking, emulsion is not easy medicine outlet hole, reduces waste of material, energy saving and resource.
Specific implementation mode
With reference to embodiment, the invention will be further described, but not thereby limiting the invention.
Experimental method in following embodiments is unless otherwise instructed conventional method.
Embodiment 1
The mixed loading emulsion explosive for upward hole powder charge is prepared, is operated in accordance with the following steps：
(1) it prepares and loads in mixture emulsion matrix：By mass content be 80~85% ammonium nitrate heated aqueous to 88 DEG C~98 DEG C, take
Oil phase is heated to 55 DEG C~60 DEG C, by the ammonium nitrate water phase and oil phase in mass ratio 90~96 after heating:4~10 mixing, in height
It is stirred under conditions of shearing, is prepared by ground pharmacy module and load in mixture emulsion matrix；The oil phase is by diesel oil, machine oil
With polyisobutylene butanedioic anhydride alcamines emulsifier according to mass ratio 2~4:1~3:1~3 is mixed to get；
(2) emulsion matrix is loaded in mixture to mix with crosslinking agent：Emulsion matrix is loaded in mixture at 55 DEG C~60 DEG C by what step (1) obtained
It is mixed with crosslinking agent by underground charge device, the mass ratio for loading in mixture emulsion matrix and crosslinking agent is 10:1~1.5；
(3)PEG/SiO2Shear thickening liquid mixes：The emulsion matrix mixed with crosslinking agent that step (2) obtains is passed through into confession
Medicine equipment and contain Nano-meter SiO_22The mixing of PEG600 solution, the mass ratio of emulsion matrix and PEG600 solution is 10:1.5~3,
Nano-meter SiO_2 in PEG600 solution2Mass percentage be 40~60%；
(4) end static state is sensitized：The emulsion matrix of above-mentioned mixing carries out static sensitization, shape by sensitizer in powder charge end
At the mixed loading emulsion explosive of upward hole powder charge.
According to the method described above, it is prepared for sample 1~5, the material and its proportioning in each sample preparation process are shown in Table 1：
Specific material and its proportioning in 1. sample of table, 1~5 preparation process
Embodiment 2
1~5 powder charge of the mixed loading emulsion explosive sample that embodiment 1 is obtained, initial viscosity is higher, is solidified in conjunction with crosslinking, breast
Change explosive and be not easy medicine outlet hole, reduces waste of material, energy saving and resource.Explosive prepared by the application method and our company
The emulsion that scene originally carries out deep hole filling upwards is compared, and index of correlation see the table below 2：
2. two kinds of technology powder charge Contrast on effect of table
Claims (9)
1. a kind of preparation method of the mixed loading emulsion explosive for upward hole powder charge, which is characterized in that include the following steps：
(1) it prepares and loads in mixture emulsion matrix：By ammonium nitrate heated aqueous to 88 DEG C~98 DEG C, oil phase is taken to be heated to 55 DEG C~60 DEG C,
By after heating ammonium nitrate water phase and oil phase mix, be stirred under conditions of high shear, pass through ground pharmacy module prepare
Go out to load in mixture emulsion matrix；The oil phase is mixed to get by diesel oil, machine oil and polyisobutylene butanedioic anhydride alcamines emulsifier；
(2) emulsion matrix is loaded in mixture to mix with crosslinking agent：The emulsion matrix that loads in mixture that step (1) obtains is passed through at 55 DEG C~60 DEG C
Underground charge device is mixed with crosslinking agent；
(3)PEG/SiO2Shear thickening liquid mixes：The emulsion matrix mixed with crosslinking agent that step (2) is obtained for medicine by setting
It is standby with contain Nano-meter SiO_22The mixing of PEG600 solution, the mass ratio of emulsifier matrix and PEG600 solution is 10:1.5~3,
Nano-meter SiO_2 in PEG600 solution2Mass percentage be 40~60%；
(4) end static state is sensitized：The emulsion matrix of above-mentioned mixing carries out static sensitization by sensitizer in powder charge end, formed to
The mixed loading emulsion explosive of upper hole powder charge.
2. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
Oil phase by diesel oil, machine oil and polyisobutylene butanedioic anhydride alcamines emulsifier according to mass ratio 2~4:1~3:1~3 mixes
It arrives.
3. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
Ammonium nitrate water phase and oil phase in mass ratio 90~96 in step (1):4~10 mixing.
4. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
The mass percentage of ammonium nitrate is 80~85% in ammonium nitrate water phase.
5. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
Crosslinking agent is Ca (OH)2Crosslinking agent or Mg (OH)2Crosslinking agent.
6. the preparation method of the mixed loading emulsion explosive for upward hole powder charge as described in claim 1 or 5, which is characterized in that
The mass ratio that emulsion matrix and crosslinking agent are loaded in mixture described in step (2) is 10:1~1.5.
7. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
Sensitizer is glass microsphere or perlite.
8. being used for the preparation method of the mixed loading emulsion explosive of upward hole powder charge as described in claim 1, which is characterized in that described
Nano-meter SiO_22Grain size be 80~100nm.
9. the mixed loading emulsion explosive that claim 1 to 8 any one of them method is prepared.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810262660.5A CN108299134A (en) | 2018-03-28 | 2018-03-28 | The mixed loading emulsion explosive and preparation method thereof for upward hole powder charge |
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| CN201810262660.5A CN108299134A (en) | 2018-03-28 | 2018-03-28 | The mixed loading emulsion explosive and preparation method thereof for upward hole powder charge |
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| CN108299134A true CN108299134A (en) | 2018-07-20 |
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| CN201810262660.5A Pending CN108299134A (en) | 2018-03-28 | 2018-03-28 | The mixed loading emulsion explosive and preparation method thereof for upward hole powder charge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662145A (en) * | 2020-06-12 | 2020-09-15 | 北矿亿博(沧州)科技有限责任公司 | Thickening type emulsion explosive and manufacturing method thereof |
| CN111819162A (en) * | 2018-03-16 | 2020-10-23 | 戴诺诺贝尔亚太股份有限公司 | External homogenization system and related method |
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| CN103553850A (en) * | 2013-10-11 | 2014-02-05 | 葛洲坝易普力股份有限公司 | Process for preparing emulsion explosive by on-site upward deep hole filling |
| CN104109058A (en) * | 2014-07-29 | 2014-10-22 | 北京北矿亿博科技有限责任公司 | Method for manufacturing on-site mixed emulsion explosive |
| CN104692982A (en) * | 2015-03-09 | 2015-06-10 | 马鞍山江南化工有限责任公司 | Upward hole compressed-air cartridge-loading emulsified ammonium oil explosive with high-temperature resistance and continuous preparation method thereof |
| CN104803814A (en) * | 2015-04-22 | 2015-07-29 | 长沙亦川机电设备科技有限责任公司 | Intermediate-temperature-sensitized emulsion explosive and preparation method thereof |
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2018
- 2018-03-28 CN CN201810262660.5A patent/CN108299134A/en active Pending
Patent Citations (4)
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| CN103553850A (en) * | 2013-10-11 | 2014-02-05 | 葛洲坝易普力股份有限公司 | Process for preparing emulsion explosive by on-site upward deep hole filling |
| CN104109058A (en) * | 2014-07-29 | 2014-10-22 | 北京北矿亿博科技有限责任公司 | Method for manufacturing on-site mixed emulsion explosive |
| CN104692982A (en) * | 2015-03-09 | 2015-06-10 | 马鞍山江南化工有限责任公司 | Upward hole compressed-air cartridge-loading emulsified ammonium oil explosive with high-temperature resistance and continuous preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111819162A (en) * | 2018-03-16 | 2020-10-23 | 戴诺诺贝尔亚太股份有限公司 | External homogenization system and related method |
| US11953306B2 (en) | 2018-03-16 | 2024-04-09 | Dyno Nobel Asia Pacific Pty Limited | External homogenization systems and methods related thereto |
| CN111662145A (en) * | 2020-06-12 | 2020-09-15 | 北矿亿博(沧州)科技有限责任公司 | Thickening type emulsion explosive and manufacturing method thereof |
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