CN1164533C - Emulsified explosive - Google Patents
Emulsified explosive Download PDFInfo
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- CN1164533C CN1164533C CNB011060328A CN01106032A CN1164533C CN 1164533 C CN1164533 C CN 1164533C CN B011060328 A CNB011060328 A CN B011060328A CN 01106032 A CN01106032 A CN 01106032A CN 1164533 C CN1164533 C CN 1164533C
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- emulsion explosive
- oil
- emulsifying agent
- hydrocarbon fuel
- emulsion
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Abstract
The present invention relates to an emulsion explosive. An intermediate product in the process of petroleum refining serves as a hydrocarbon fuel component, and an ester macromolecular compound emulsifier is adopted. The property of the prepared emulsion explosive is stable and safe, and material costs are reduced. The containing water of the emulsion explosive is less than 5% especially to enhance the explosive force of the emulsion explosive.
Description
The present invention relates to a kind of emulsion explosive, relate in particular to a kind of cheap, water-content is low, high blast performance emulsion explosive.
As everyone knows, H.F.BLUM has set forth emulsion explosives technology first in USP3.447.978 comprehensively, and its disclosed emulsion explosive is non-detonator sensitivity.Emulsion explosive is under the emulsifying agent effect aqueous inorganic oxidizer salt solution more than the 90w% to be scattered in the oil phase that is lower than 10w%, its emulsified particle is compact arranged polyhedral structure, thermodynamic property is extremely unstable, the super full solution that closes that is dispersed in the oil phase exists with the small supercooled liquid form of dripping, very easily assemble and crystallization, thereby make emulsion explosive lose the detonation susceptibility.In recent years along with the exploitation of macromolecule emulsifier and the application on emulsion explosive, GB2 particularly, 216,168A proposes a kind of succimide family macromolecule emulsifying agent with polyisobutenyl maleic anhydride and aminated compounds prepared in reaction, because the emulsifying film intensity of its formation is bigger.Prepared Stability of Emulsion Explosives is greatly improved.But succimide family macromolecule emulsifying agent at high temperature easily decomposes generation nitrogen and carbonic acid gas, reduced emulsifying power, and make and contain certain gas in the emulsifying base, reduced the density of emulsifying base, thereby make emulsifying base have certain detonation susceptibility, influence the safety in production of emulsion explosive.All to adopt the petroleum refinement product be the oil phase basic raw material to these patents in addition, again blending again after making oil in the petroleum refining process/wax separation and making corresponding paraffin, ceresine, the lubricated commercially available petroleum products of wet goods causes the waste of the unnecessary human and material resources and the energy.
Water past is considered to one of important factor of Emulsion Explosive Stability always in emulsion explosive, the USP5000802 patent adopts low molecule emulsifying agent, and for improving stability in storage, water-content is more than 10%.CN1174181A discloses a kind of emulsion explosive, uses ester family macromolecule compound emulsifying agent, and water-content 5～15% is preferably 9～13%.Above technology is used the preparation of emulsifying explosive of high water content, and the result descends the quick-fried power of emulsion explosive.
The objective of the invention is guaranteeing under the prerequisite of Emulsion Explosive Stability, provide that a kind of water-content is low, the emulsion explosive of high quick-fried power.
Emulsion explosive of the present invention contains the aqueous inorganic oxidizer salt solution disperse phase, hydrocarbon fuel external phase, the density mediator agent, emulsifying agent and help emulsion, the emulsifying agent be made up of ester family macromolecule compound of emulsifying agent wherein, hydrocarbon fuel component are one or more mixtures in the intermediate product atmosphere 3rd side cut oil, vacuum distillate, decompression slack wax, residual oil slack wax, frivolous asphalt oil, heavy deasphalted oil of refining of petroleum, and emulsion explosive is moisture below 5%, specifically consist of (in emulsion explosive, w%):
Inorganic oxidant salt 80～95%
Water 0～＜5%
Hydrocarbon fuel 3～15%
Emulsifying agent 0.2～3%
Help emulsion 0.01～1%
Density adjuster 0.1～5%
Preferably consisting of of emulsion explosive of the present invention:
Inorganic oxidant salt 88～95%
Water 1～3%
Hydrocarbon fuel 3～6%
Emulsifying agent 0.4～1.5%
Help emulsion 0.1～1%
Density adjuster 0.5～2%
Inorganic oxidant salt of the present invention, it is ammonium nitrate or the mixture formed with SODIUMNITRATE, nitrocalcite, urea, perchlorate, its weight percent consists of:
Ammonium nitrate 80～90%
SODIUMNITRATE 10～20%
Nitrocalcite 0～10%
Urea 0～5%
Perchlorate 0～5%
Hydrocarbon fuel wherein contains atmosphere 3rd side cut oil, first vacuum side stream, second line of distillation oil, subtracts third fractional oil, subtracts the unpurified cut of four line wet goods and corresponding de-oiling slack wax thereof and pressed oil and residual oil slack wax, frivolous oil, the heavy mixture of one or more compositions of de-oiling.It consists of (in hydrocarbon fuel, w%):
Atmosphere 3rd side cut oil 0～5%
Vacuum distillate 5～40%
Decompression slack wax 40～90%
Residual oil slack wax 0～40%
Frivolous asphalt oil 0～15%
Heavy deasphalted oil 0～15%
Wherein said vacuum distillate is first vacuum side stream, second line of distillation oil, subtracts third fractional oil, subtracts four line oil and composition thereof.Said decompression slack wax is the second line of distillation slack wax, subtracts three-way slack wax, subtracts four line slack waxs and composition thereof.
Macromolecule emulsifier of the present invention is the ester family macromolecule emulsifying agent that CN96100379.0 provides, the esterification products of promptly poly-hydrocarbon carboxylic acids or acid anhydrides and poly-hydroxy compounds, and wherein the molecular weight of poly-alkyl is 700-2500.Preferred polyisobutenyl maleic anhydride and poly-hydroxy compounds ,-0.04～-0.08MPa, 140～180 ℃ react and made in 2～5 hours.
The emulsion that helps of the present invention, it comprises alkylsulfonate, stearate, Yelkin TTS, phosphoric acid fat, fatty alcohol-polyoxyethylene ether, aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, polyoxyethylene glycol, Yatall MA acid amides, dodecyl alcohol acyl phosphatide, SP-40, SP-60, SP-65, SP-80, SP-85, M-201, fatty acid monoglyceride and two sweet esters, ethylene glycol monostearate, glycol ether monostearate, propyleneglycoles list dodecyl ester and composition thereof.
The density adjuster that emulsion explosive of the present invention relates to is pearlstone or resin hollow microsphere, glass microsphere and chemical foaming agent.
The invention has the advantages that production security is good because the emulsifying agent that adopts does not contain succimide group, Heat stability is good, and the emulsifying base sensitivity of making each is lower.The present invention adopts macromolecule emulsifier and compounded technology thereof, makes emulsion explosive have higher stability in storage, particularly because the minimizing of water content has improved the acting ability.The present invention with atmosphere 3rd side cut oil, first vacuum side stream, second line of distillation oil, subtract third fractional oil, subtract unpurified petroleum fractions such as four line oil, heavy oil, residual oil and corresponding de-oiling slack wax and pressed oil and residual oil slack wax, frivolous oil, heavily de-oiling is the oil phase basic material, abandon traditional oil/wax and separated the technology of blending again, reduce cost, and made full use of petroleum resources.
The capacity for work that makes emulsion explosive is brought up to 320～340/mL from the 280/mL of the moisture emulsion explosive of height.Employed ester family macromolecule compound emulsifying agent has the high characteristics of low water content emulsion explosive package stability among the CN1174181A, therefore reduce the water-content in the emulsion explosive after, still have satisfactory stability.
Specify the present invention below by embodiment.
The preparation method of emulsion explosive of the present invention and general emulsifying process at intermittence are basic identical, do not elaborate here.Embodiment emulsification still rotating speed is 1700 rev/mins, and churning time is 7 minutes.
Embodiment of the invention raw material all picks up from Lanzhou refinery head factory, and its performance sees Table 1.
Table 1 oil phase material performance
| Condensation point (℃) | Oleaginousness (w%) | Viscosity (100 ℃ of mm2/s) | Cone penetration (1/10mm25 ℃) | |
| Atmosphere 3rd side cut oil | 5 | 90 | 2.01 | / |
| First vacuum side stream | 30 | 80 | 4.98 | / |
| Second line of distillation oil | 35 | 75 | 5.02 | / |
| Subtract third fractional oil | 37 | 68 | 5.55 | / |
| Subtract four line oil | 42 | 56 | 8.58 | 46 |
| The second line of distillation slack wax | 50 | 7.5 | 4.82 | 20 * |
| Subtract three-way slack wax | 53 | 8.5 | 5.02 | 19 * |
| Subtract 41 slack waxs | 56.5 | 22 | 6.08 | 25 |
| The residual oil slack wax | 69 | 32.5 | 19.3 | 40 |
| Frivolous asphalt oil | 38 | 72 | 8.82 | / |
| Heavy deasphalted oil | 40 | 69 | 12.1 | 65 |
Annotate:
*Be the penetration degree under 25 ℃.
Emulsifying agent T-152, the T-153 that the present invention relates to is succimide family macromolecule emulsifying agent, and Lanzhou refinery head factory additive subsidiary factory produces.P-190 is the reaction product (embodiment 4 in 96100379) of polyisobutenyl maleic anhydride and glycol ether and trolamine.P-191 is the reaction product (embodiment 1 in 96100379) of polyisobutenyl maleic anhydride and glycol ether.P-192 is the reaction product (embodiment 2 in 96100379) of polyisobutenyl maleic anhydride and triglycol.P-193 is the reaction product (embodiment 3 in 96100379) of alpha-olefin fumaric acid and glycerine.
Embodiment of the invention prescription (in emulsion explosive, w%) and performance see Table 2.
Wherein: high cold cycle is for estimating the important indicator of emulsion explosive, and the cycle number height represents that then Emulsion Explosive Stability is good.Its testing method is to get 50 gram emulsion explosive samples to place 8 hours in 50 ℃ baking oven, puts into-25 ℃ refrigerator-freezer after the taking-up again and places 16 hours as a circulation, takes out the baking oven circulation of putting into 50 ℃ again and carries out, till emulsion explosive sample conduction.Capacity for work test method: the method for mentioning with reference to the WJ1989-90 standard.The testing method of emulsifying base sensitivity is by under 25 ℃ condition, and the critical diameter of the emulsifying base powder stick of being ignited by the 8# electrical detonator is represented.The powder stick diameter is big more represents that then the sensitivity of emulsifying base is low, and vice versa.
Table 2 embodiment and comparative example are formed and performance
| Embodiment | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example |
| Atmosphere 3rd side cut oil | 0.7 | 0 | 0 | 0 | |
| First vacuum side stream | 0 | 0.5 | 0 | 0 | |
| Second line of distillation oil | 0 | 0 | 0.5 | 0 | |
| Subtract third fractional oil | 0 | 0 | 0.5 | 0 | |
| Subtract four line oil | 1 | 0 | 0 | 0 | 1 |
| The second line of distillation slack wax | 0.5 | 0 | 0 | 1 | |
| Subtract three-way slack wax | 0 | 1.5 | 0 | 1.4 | 0.5 |
| Subtract four line slack waxs | 2.0 | 2 | 1.0 | 1 | 2.0 |
| The residual oil slack wax | 1.8 | 0 | 2.0 | 0 | 1.8 |
| Frivolous asphalt oil | 0 | 0.5 | 0 | 0 | |
| Heavy deasphalted oil | 0 | 0 | 0 | 0 | |
| Gum Rosin | 0 | 0 | 0.3 | 0 | |
| EVA(28/250) | 0 | 0 | 0 | 0.1 | |
| Ammonium nitrate | Surplus | Surplus | Surplus | Surplus | Surplus |
| SODIUMNITRATE | 9 | 14 | 14 | 14 | 8 |
| Urea | 0 | 5 | 6 | 1.7 | 1 |
| Water | 0 | 1 | 2 | 3 | 11 |
| P-190 | 2 | 0 | 0 | 0 | |
| P-191 | 0 | 1 | 0 | 0 | 1.0 |
| P-192 | 0 | 0 | 2 | 0 | |
| P-193 | 0 | 0 | 0 | 2.5 | |
| Calcium mahogany sulfonate | 1 | 0 | 0 | 0 | |
| OP-4 | 0 | 0.8 | 0 | 0 | |
| M-201 | 0 | 0 | 0.2 | 0 | 0.5 |
| The Yatall MA acid amides | 0 | 0 | 0 | 0.1 | |
| Pearlstone | 4 | 0 | 0 | 0 | 4 |
| Resin microsphere | 0 | 3.7 | 0 | 0 | |
| Azo two isobutyls are fine | 0 | 0 | 0.1 | 0 | |
| NaNO 2 | 0 | 0 | 0 | 0.2 | |
| Explosive density (g/cm 3) | 1.05 | 1.23 | 1.11 | 1.10 | 1.1 |
| Induced detonation (cm) | 8 | 8 | 8 | 9 | 8 |
| Capacity for work/mL | 320 | 340 | 340 | 320 | 280 |
| High cold cycle (inferior) | 46 | 48 | 47 | 48 | 45 |
Claims (7)
1. emulsion explosive, contain the aqueous inorganic oxidizer salt solution disperse phase, hydrocarbon fuel external phase, the density mediator agent, emulsifying agent and help emulsion, it is characterized in that, the emulsifying agent formed by ester family macromolecule compound of emulsifying agent wherein, the hydrocarbon fuel component is one or more mixtures in the intermediate product atmosphere 3rd side cut oil, vacuum distillate, decompression slack wax, residual oil slack wax, frivolous asphalt oil, heavy deasphalted oil of refining of petroleum, emulsion explosive is moisture below 5%, and is composed as follows in the emulsion explosive weight percent:
Inorganic oxidant salt 80～95%
Water 0～＜5%
Hydrocarbon fuel 3～15%
Emulsifying agent 0.2～3%
Help emulsion 0.01～1%
Density adjuster 0.1～5%.
2. by the described emulsion explosive of claim 1, what it is characterized in that is composed as follows in hydrocarbon fuel hydrocarbon fuel component weight percent:
Atmosphere 3rd side cut oil 0～5%
Vacuum distillate 5～40%
Decompression slack wax 40～90%
Residual oil slack wax 0～40%
Frivolous asphalt oil 0～15%
Heavy deasphalted oil 0～15%.
3. by the described emulsion explosive of claim 1, it is characterized in that the emulsifying agent that ester family macromolecule compound is formed is by polyisobutenyl maleic anhydride and polyol ,-0.04～-0.08MPa, 140180 ℃ of mixtures that reaction obtained in 2～5 hours.
4. by the described emulsion explosive of claim 1, it is characterized in that using density adjuster is pearlstone or resin hollow microsphere, glass microsphere and chemical foaming agent.
5. by the described emulsion explosive of claim 1, it is characterized in that inorganic oxidant salt be ammonium nitrate or with the mixture of SODIUMNITRATE, nitrocalcite, urea, perchlorate, its weight percent consists of:
Ammonium nitrate 80～90%
Nitric acid receives 10～20%
Nitrocalcite 0～10%
Urea 0～5%
Perchlorate 0～5%.
6. by the described emulsion explosive of claim 1, it is characterized in that helping emulsion is alkylsulfonate, stearate, Yelkin TTS, phosphoric acid fat, fatty alcohol-polyoxyethylene ether, aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, polyoxyethylene glycol, Yatall MA acid amides, dodecyl alcohol acyl phosphatide, SP-40, SP-60, SP-65, SP-80, SP-85, M-201, fatty acid monoglyceride and two sweet esters, ethylene glycol monostearate, glycol ether monostearate, propyleneglycoles list dodecyl ester and composition thereof.
7. by the described emulsion explosive of claim 1, it is characterized in that in the weight percent of emulsion explosive emulsion explosive composed as follows:
Inorganic oxidant salt 88～95%
Water 1～3%
Hydrocarbon fuel 3～6%
Emulsifying agent 0.4～1.5%
Help emulsion 0.1～1%
Density adjuster 0.1～5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011060328A CN1164533C (en) | 2001-01-05 | 2001-01-05 | Emulsified explosive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011060328A CN1164533C (en) | 2001-01-05 | 2001-01-05 | Emulsified explosive |
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| CN1362389A CN1362389A (en) | 2002-08-07 |
| CN1164533C true CN1164533C (en) | 2004-09-01 |
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| CNB011060328A Expired - Lifetime CN1164533C (en) | 2001-01-05 | 2001-01-05 | Emulsified explosive |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458987C (en) * | 2005-05-18 | 2009-02-04 | 中国石油化工股份有限公司 | Nano super paramagnetic material and preparation method thereof |
| CN101152993B (en) * | 2006-09-29 | 2011-08-17 | 鞍钢集团矿业公司 | Emulsifying agent for emulsification blasting agent mixing vehicle and synthesizing method thereof |
| CN101152992B (en) * | 2006-09-29 | 2011-05-04 | 鞍钢集团矿业公司 | Emulsifying blasting agent produced on blasting agent mixing vehicle |
| CN102452866B (en) * | 2010-10-14 | 2013-12-04 | 中国石油化工股份有限公司 | Preparation method for continuous phase material of emulsion explosive |
| CN103193564B (en) * | 2012-01-05 | 2015-04-15 | 薛世忠 | Preparation method of emulsion explosives with different densities, and emulsion explosives with different densities |
| CN102757295B (en) * | 2012-08-06 | 2015-09-23 | 长沙亦川机电设备科技有限责任公司 | A kind of industrial explosive properties-correcting agent and preparation method thereof |
| CN105732240A (en) * | 2014-12-08 | 2016-07-06 | 雅化集团旺苍化工有限公司 | Emulsion explosive permissible in grade-three coal mine |
| CN104557349B (en) * | 2015-02-05 | 2017-06-06 | 巴彦淖尔盛安化工有限责任公司 | A kind of sulfur-bearing mine special-purpose emulsifying explosive |
| CN114380655B (en) * | 2021-12-13 | 2023-11-17 | 河南华通化工有限公司 | Foaming agent for rapidly and stably foaming emulsion explosive, preparation method and emulsion explosive |
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2001
- 2001-01-05 CN CNB011060328A patent/CN1164533C/en not_active Expired - Lifetime
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| CN1362389A (en) | 2002-08-07 |
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Granted publication date: 20040901 |