CN115557821B - Heat source material for blasting device and preparation method thereof - Google Patents
Heat source material for blasting device and preparation method thereof Download PDFInfo
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- CN115557821B CN115557821B CN202111668244.3A CN202111668244A CN115557821B CN 115557821 B CN115557821 B CN 115557821B CN 202111668244 A CN202111668244 A CN 202111668244A CN 115557821 B CN115557821 B CN 115557821B
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- blasting
- powder
- accelerator
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- 238000005422 blasting Methods 0.000 title claims abstract description 81
- 239000000463 material Substances 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- -1 sulfonic acid compound Chemical class 0.000 claims abstract description 30
- 239000003463 adsorbent Substances 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 24
- 150000003868 ammonium compounds Chemical class 0.000 claims abstract description 21
- 150000002978 peroxides Chemical class 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 56
- 150000001875 compounds Chemical class 0.000 claims description 38
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 claims description 32
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 31
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 31
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 30
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 27
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 27
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 25
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 20
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- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 20
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- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 claims description 14
- 229940045872 sodium percarbonate Drugs 0.000 claims description 14
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- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 description 1
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- 238000011056 performance test Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- PXXKQOPKNFECSZ-UHFFFAOYSA-N platinum rhodium Chemical compound [Rh].[Pt] PXXKQOPKNFECSZ-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- VMNZSPZHEZLXCQ-UHFFFAOYSA-M potassium;4-hydroxybenzenesulfonate Chemical compound [K+].OC1=CC=C(S([O-])(=O)=O)C=C1 VMNZSPZHEZLXCQ-UHFFFAOYSA-M 0.000 description 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical compound NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- FZGFBJMPSHGTRQ-UHFFFAOYSA-M trimethyl(2-prop-2-enoyloxyethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCOC(=O)C=C FZGFBJMPSHGTRQ-UHFFFAOYSA-M 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000012991 xanthate Substances 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 239000011667 zinc carbonate Substances 0.000 description 1
- 235000004416 zinc carbonate Nutrition 0.000 description 1
- 229910000010 zinc carbonate Inorganic materials 0.000 description 1
- 229940105296 zinc peroxide Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B33/00—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide
- C06B33/12—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide the material being two or more oxygen-yielding compounds
-
- 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
-
- 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
- C06B23/002—Sensitisers or density reducing agents, foam stabilisers, crystal habit modifiers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention relates to the technical field of carbon dioxide fracturing, and in particular relates to a heat source material for a blasting device and a preparation method thereof, wherein IPC (industrial personal computer) classification number is F42B 3/04. The preparation raw materials of the heat source material for the blasting device comprise the following components in parts by weight: 1-4 parts of accelerator, 3-5 parts of flame accelerator, 15-30 parts of sulfonic acid compound, 30-75 parts of peroxide, 15-35 parts of ammonium compound, 5-12 parts of plant powder and 2-4 parts of adsorbent. The preparation method comprises the steps of fully and uniformly mixing an accelerator, a flame accelerator, a sulfonic acid compound, peroxide, an ammonium compound, plant powder and an adsorbent to obtain a mixture, and preparing the heat source material for the blasting device. The heat source material for the blasting device provided by the invention can be used for tunnel blasting, can avoid damage of earthquake waves to the wall surface during rapid blasting, has strong directional blasting property, short blasting time and small destructive power, and is especially suitable for construction blasting of shallow tunnels and hard rock tunnels.
Description
Technical Field
The invention relates to the technical field of carbon dioxide fracturing, and in particular relates to a heat source material for a blasting device and a preparation method thereof, wherein IPC (industrial personal computer) classification number is F42B 3/04.
Background
The carbon dioxide cracker utilizes liquid carbon dioxide to expand by heated gas, and achieves the effect of breaking rock by rapidly releasing high-pressure gas, so that the traditional mining safety coefficient is low, the damage is large, and the carbon dioxide cracker can avoid the problems and provides safety guarantee for the fields of coal mine and rock mining, building blasting and the like.
Carbon dioxide belongs to inert substances, has very stable chemical properties, has flame retardant effect, is not compatible with surrounding liquid and gas, is not influenced by high temperature, high humidity and high cold environments, has short detonation distance, does not generate shock waves, open fire, electric arcs or harmful substances, does not generate dead cannons and basically does not generate dust, is a safe and environment-friendly blasting mode, and therefore, the development of a heat source material for a carbon dioxide cracker has practical application value.
Patent CN201910034513.7 discloses a heating material of a carbon dioxide fracturing device and a preparation method thereof, wherein the heating material is prepared from raw materials including pagodatree charcoal powder, activated clay, calcium peroxide, sodium bismuthate and peat, and the coal seam is treated by a fracturing, permeability-increasing and desorption technology through carbon dioxide, so that the aims of safe and rapid extraction and outburst elimination are achieved, but the explosion pressure is smaller, and the explosion effect is poorer.
Patent CN202110006261.4 discloses a carbon dioxide cracker and a heating material and a using method thereof, wherein the heating material is prepared from 5-8 parts of pagodatree charcoal powder, calcium perchlorate, calcium peroxide, sodium bismuthate, activated clay, potassium phenolsulfonate sodium, 180-mesh superfine aluminum powder and 120-mesh magnesium powder, and has the effects of low labor intensity, no open fire, large cracking power, safety and high efficiency, but the heating material has poor stability and certain potential safety hazard.
Disclosure of Invention
In order to solve the above problems, a first aspect of the present invention provides a heat source material for a blasting device, which is prepared from the following raw materials in parts by weight: 1-4 parts of accelerator, 3-5 parts of flame accelerator, 15-30 parts of sulfonic acid compound, 30-75 parts of peroxide, 15-35 parts of ammonium compound, 5-12 parts of plant powder and 2-4 parts of adsorbent.
Preferably, the promoter is one or a combination of several of praseodymium, neodymium, promethium, samarium, europium, yttrium, scandium, tributylphosphine, vanadic anhydride, lanthanum, cerium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, lanthanum oxide, cerium oxide, rare earth perovskite, palladium, platinum, ruthenium, rhodium, iron, cobalt, nickel, copper-palladium, palladium-silver, palladium-gold, platinum-copper, platinum-rhodium;
further preferably, the accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of scandium to tributylphosphine to cerium oxide is 1.3-1.5:1.1-1.3:0.6-0.9;
preferably, the flame accelerator is one or a combination of more of copper powder, aluminum powder, magnesium powder, iron powder, nickel powder, tantalum powder, niobium powder, titanium powder, zirconium powder, vanadium powder, beryllium powder, thorium powder, tungsten powder, molybdenum powder, cobalt powder and cobalt powder;
further preferably, the flame accelerator is a compound of iron powder, cobalt powder and copper powder, wherein the mass ratio of the iron powder to the cobalt powder to the copper powder is 0.3-0.5:0.6-0.8:0.7-1.0;
preferably, the sulfonic acid compound is one or a combination of more than one of p-toluenesulfonic acid, methanesulfonic acid, beta-aminoethanesulfonic acid, beta-naphthalenesulfonic acid, aromatic sulfonic acid, 4-vinylbenzenesulfonic acid, 2-acrylamide-2-methylpropanesulfonic acid, benzenesulfonic acid, dodecylbenzenesulfonic acid, trifluoromethanesulfonic acid and ethylsulfonic acid;
further preferably, the sulfonic acid compound is a compound of p-toluenesulfonic acid and trifluoromethanesulfonic acid, and the mass ratio of the p-toluenesulfonic acid to the trifluoromethanesulfonic acid is 1.2-1.4:0.1-0.4;
preferably, the peroxide is one or a combination of more of hydrogen peroxide, sodium peroxide, peracetic acid, sodium percarbonate, benzoyl peroxide, barium peroxide, calcium peroxide, potassium peroxide, zinc peroxide, dibenzoyl peroxide, disuccinic acid peroxide and acetylacetone peroxide;
further preferably, the peroxide is a compound of sodium peroxide and sodium percarbonate, and the mass ratio of the sodium peroxide to the sodium percarbonate is 1.4-1.6:0.1-0.3;
preferably, the ammonium compound is one or a combination of more of ammonium oxalate, ammonium carbonate, ammonium sulfate, ammonium nitrate, ammonium molybdate, acryloyloxyethyl trimethyl ammonium chloride, tetrabutylammonium chloride, trimethylamine, tetrabutylammonium bisulfate, tetrahexylammonium bisulfate, ammonium bisulfate and tetrabutylammonium hexafluorophosphate;
further preferably, the ammonium compound is a compound of ammonium oxalate and tetrabutylammonium hexafluorophosphate, and the mass ratio of the ammonium compound to the tetrabutylammonium hexafluorophosphate is 0.4-0.7:0.9-1.2;
preferably, the plant powder is one or a combination of more than one of corncob, furfural, wheat straw, cotton seed hulls, bagasse and oat hulls;
further preferably, the plant powder is a mixture of corncob, furfural and wheat straw, and the mass ratio of the corncob to the furfural to the wheat straw is 1.1-1.3:0.7-1.0:0.6-0.8;
preferably, the adsorbent is one or a combination of several of starch, cellulose acetate butyrate, cellulose xanthate, methyl cellulose, carboxymethyl cellulose, ethyl cellulose, hydroxyethyl cellulose, cyanoethyl cellulose, hydroxypropyl methyl cellulose, calcium carbonate, calcium phosphate, calcium sulfate, talcum powder, bentonite, barium carbonate, calcium carbonate, magnesium carbonate, zinc carbonate and iron carbonate;
further preferably, the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9-1.2:1.5-1.7:0.7-0.9.
The second aspect of the present invention provides a method for preparing a heat source material for a blasting device, comprising the steps of:
the heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the flame accelerator, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent.
The beneficial effects are that:
(1) The heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the combustion improver, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent, can be used for tunnel blasting, can avoid the damage of earthquake waves to the wall surface during rapid blasting, has strong directional blasting performance, short blasting time and small destructive power, and is particularly suitable for construction blasting of shallow-buried tunnels and hard rock tunnels.
(2) The heat source material for the blasting device, which is prepared by adding the accelerator, is added into a carbon dioxide blaster filled with liquid carbon dioxide, and the liquid carbon dioxide is gasified to form high-pressure gas blasting under the condition of electrifying and heating, so that the heat source material has the advantages of short blasting time, strong blasting property, small dust, no destructive vibration and shortwave, small destructive power, quick blasting and the like when used for tunnel blasting, is particularly suitable for construction blasting of shallow tunnels and hard rock tunnels, and is particularly suitable for construction blasting of scandium, tributylphosphine and cerium oxide, wherein the mass ratio of vanadium pentoxide, tributylphosphine to cerium oxide is 1.3-1.5:1.1-1.3: when 0.6-0.9, the prepared heat source material for the blasting device is used for construction blasting of shallow tunnels and hard rock tunnels, has excellent blasting performance, short blasting time and safety, has small disturbance impact on the surrounding rock environment of blasting, and has small destructiveness and small dust emission, the reason is probably that cerium oxide can stabilize the specific surface area of vanadium pentoxide and fill the defect pore structure of vanadium pentoxide and tributylphosphine, improve the structural defect of the accelerator, maintain the structural stability of the accelerator, improve the catalytic performance of the accelerator, continuously release active oxygen of cerium oxide to be fully dispersed on the surfaces of the vanadium pentoxide and tributylphosphine, maintain the stability of active components of the accelerator, ensure that the accelerator can stably play a catalytic role for a long time, and tributylphosphine has more active hydrogen atoms and is uniformly dispersed and adsorbed on the surface of the accelerator, thereby further improving the activity of the accelerator, the synergistic effect of the three components ensures that the accelerator has excellent catalytic effect and stability, active hydrogen atoms on the surface of the accelerator are further adsorbed on the surface of the accelerator, under the condition of electrifying and heating, the violent collision between organic acid, peroxide, ammonium compound, plant powder and the accelerator body adsorbed with the active hydrogen atoms in the carbon dioxide blaster is promoted, the violent expansion and vaporization of liquid carbon dioxide under heating is promoted, a large amount of energy is released, the rapid blasting and strong blastability are realized, in addition, as cerium oxide can continuously release active oxygen, the accelerator can stably exert the catalytic effect for a long time, and further, the carbon dioxide has continuous acting force and durability in the short-time vaporization blasting process, the 'durable' impact force reduces the disturbance and impact of the carbon dioxide vaporization blasting on surrounding rocks and environment, greatly increases the use safety, the device has the advantages of small dust, no destructive vibration, short wave, small destructive power and the like, can avoid the damage of earthquake waves to the wall surface during quick blasting, has strong directional blasting property and small destructive power, and is particularly suitable for construction blasting of shallow tunnels and hard rock tunnels. In addition, the applicant finds that a small amount of adsorbent is added, the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9-1.2:1.5-1.7: when the heat source material for the blasting device is placed in a humid environment, the heat source material still has excellent blasting performance and high blasting pressure and has excellent stability, the heat source material for the blasting device is placed in a carbon dioxide blaster containing liquid carbon dioxide for blasting, and calcium sulfate in an adsorbent can further adsorb high reaction heat generated during blasting of the flame accelerator and the plant powder, prevent spontaneous combustion reaction after dust blasting, and greatly increase the use safety of the heat source material for the blasting device.
(3) The heat source material for the blasting device can be used for tunnel blasting, can avoid damage of seismic waves to wall surfaces during rapid blasting, has strong directional blasting performance, short blasting time and small destructive power, and is particularly suitable for construction blasting of shallow tunnels and hard rock tunnels.
Detailed Description
Example 1
Example 1 provides a heat source material for a blasting device, which comprises the following raw materials in parts by weight: 1 part of accelerator, 2 parts of flame accelerator, 15 parts of sulfonic acid compound, 30 parts of peroxide, 15 parts of ammonium compound, 5 parts of plant powder and 2 parts of adsorbent.
The accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide to the tributylphosphine to the cerium oxide is 1.3:1.1:0.6, vanadium pentoxide CAS number 1314-62-1, available from Annaiji chemical, tributylphosphine CAS number 998-40-3, available from Shanghai Milin Biochemical technologies Co., ltd, cerium oxide CAS number 1306-38-3, available from Shanghai Milin Biochemical technologies Co., ltd;
the flame accelerator is a compound of iron powder, cobalt powder and copper powder, and the mass ratio of the iron powder to the cobalt powder to the copper powder is 0.3:0.6:0.7, iron powder CAS number 7439-89-6, purchased from Shanghai Ala Biotechnology Co., ltd., cobalt powder CAS number 7440-48-4, purchased from Shanghai Ala Biotechnology Co., ltd., copper powder CAS number 7440-50-8, purchased from chemical in summer;
the sulfonic acid compound is a compound of p-toluenesulfonic acid and trifluoromethanesulfonic acid, and the mass ratio of the p-toluenesulfonic acid to the trifluoromethanesulfonic acid is 1.2:0.1, p-toluenesulfonic acid CAS number 104-15-4, purchased from Shanghai Milin Biochemical technologies Co., ltd., trifluomethane sulfonic acid CAS number 1493-13-6, purchased from Shanghai Ala Biochemical technologies Co., ltd.;
the peroxide is the compound of sodium peroxide and sodium percarbonate, and the mass ratio of the sodium peroxide to the sodium percarbonate is 1.4:0.1, sodium peroxide CAS number 1313-60-6, purchased from Annaiji chemical, sodium percarbonate CAS number 15630-89-4, purchased from Annaiji chemical;
the ammonium compound is a compound of ammonium oxalate and tetrabutylammonium hexafluorophosphate, and the mass ratio is 0.7:0.9, ammonium oxalate CAS number 1113-38-8, purchased from Angustifolia Chemie, tetrabutylammonium hexafluorophosphate CAS number 3109-63-5, purchased from Angustifolia Chemie;
the plant powder is a compound of corncob, furfural and wheat straw, and the mass ratio of the corncob to the furfural to the wheat straw is 1.1:0.7:0.6, furfural CAS number 98-01-1, purchased from Annaiji chemical;
the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9:1.5:0.7, hydroxypropyl cellulose CAS number 9004-64-2, from Annaiji chemical, talcum powder CAS number 14807-96-6, from chemical in summer, calcium sulfate CAS number 10034-76-1, from Shanghai Michelin Biochemical technologies Co., ltd.
The second aspect of the present invention provides a method for preparing a heat source material for a blasting device, comprising the steps of:
the heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the flame accelerator, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent.
Example 2
Example 2 provides a heat source material for a blasting device, which is prepared from the following raw materials in parts by weight: 4 parts of accelerator, 4 parts of flame accelerator, 30 parts of sulfonic acid compound, 75 parts of peroxide, 35 parts of ammonium compound, 12 parts of plant powder and 4 parts of adsorbent.
The accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide to the tributylphosphine to the cerium oxide is 1.5:1.3:0.9, vanadium pentoxide CAS number 1314-62-1, available from Annaiji chemical, tributylphosphine CAS number 998-40-3, available from Shanghai Milin Biochemical technologies Co., ltd, cerium oxide CAS number 1306-38-3, available from Shanghai Milin Biochemical technologies Co., ltd;
the flame accelerator is a compound of iron powder, cobalt powder and copper powder, and the mass ratio of the iron powder to the cobalt powder to the copper powder is 0.5:0.8:1.0, iron powder CAS number 7439-89-6, purchased from Shanghai Ala Biotechnology Co., ltd., cobalt powder CAS number 7440-48-4, purchased from Shanghai Ala Biotechnology Co., ltd., copper powder CAS number 7440-50-8, purchased from chemical in summer;
the sulfonic acid compound is a compound of p-toluenesulfonic acid and trifluoromethanesulfonic acid, and the mass ratio of the p-toluenesulfonic acid to the trifluoromethanesulfonic acid is 1.4:0.4, p-toluenesulfonic acid CAS number 104-15-4, available from Shanghai Milin Biochemical technologies Co., ltd., trifluomethane sulfonic acid CAS number 1493-13-6, available from Shanghai Ala Biochemical technologies Co., ltd;
the peroxide is the compound of sodium peroxide and sodium percarbonate, and the mass ratio of the sodium peroxide to the sodium percarbonate is 1.6:0.3, sodium peroxide CAS number 1313-60-6, purchased from Annaiji chemical, sodium percarbonate CAS number 15630-89-4, purchased from Annaiji chemical;
the ammonium compound is a compound of ammonium oxalate and tetrabutylammonium hexafluorophosphate, and the mass ratio is 0.7:1.2, ammonium oxalate CAS number 1113-38-8, purchased from Angustifolia Chemie, tetrabutylammonium hexafluorophosphate CAS number 3109-63-5, purchased from Angustifolia Chemie;
the plant powder is a compound of corncob, furfural and wheat straw, and the mass ratio of the corncob to the furfural to the wheat straw is 1.3:1.0:0.8, furfural CAS number 98-01-1, purchased from Annaiji chemical;
the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 1.2:1.7:0.9, hydroxypropyl cellulose CAS number 9004-64-2, from Annaiji chemical, talcum powder CAS number 14807-96-6, from chemical in summer, calcium sulfate CAS number 10034-76-1, from Shanghai Michelin Biochemical technologies Co., ltd.
The second aspect of the present invention provides a method for preparing a heat source material for a blasting device, comprising the steps of:
the heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the flame accelerator, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent.
Example 3
Example 3 provides a heat source material for a blasting device, which comprises the following raw materials in parts by weight: 3 parts of accelerator, 3 parts of flame accelerator, 26 parts of sulfonic acid compound, 65 parts of peroxide, 28 parts of ammonium compound, 9 parts of plant powder and 3 parts of adsorbent.
The accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide to the tributylphosphine to the cerium oxide is 1.4:1.2:0.8, vanadium pentoxide CAS number 1314-62-1, available from Annaiji chemical, tributylphosphine CAS number 998-40-3, available from Shanghai Milin Biochemical technologies Co., ltd, cerium oxide CAS number 1306-38-3, available from Shanghai Milin Biochemical technologies Co., ltd;
the flame accelerator is a compound of iron powder, cobalt powder and copper powder, and the mass ratio of the iron powder to the cobalt powder to the copper powder is 0.4:0.7:0.8, iron powder CAS number 7439-89-6, purchased from Shanghai Ala Biotechnology Co., ltd., cobalt powder CAS number 7440-48-4, purchased from Shanghai Ala Biotechnology Co., ltd., copper powder CAS number 7440-50-8, purchased from chemical in summer;
the sulfonic acid compound is a compound of p-toluenesulfonic acid and trifluoromethanesulfonic acid, and the mass ratio of the p-toluenesulfonic acid to the trifluoromethanesulfonic acid is 1.3:0.2, p-toluenesulfonic acid CAS number 104-15-4, available from Shanghai Milin Biochemical technologies Co., ltd., trifluomethane sulfonic acid CAS number 1493-13-6, available from Shanghai Ala Biochemical technologies Co., ltd;
the peroxide is the compound of sodium peroxide and sodium percarbonate, and the mass ratio of the sodium peroxide to the sodium percarbonate is 1.5:0.2, sodium peroxide CAS number 1313-60-6, purchased from Annaiji chemical, sodium percarbonate CAS number 15630-89-4, purchased from Annaiji chemical;
the ammonium compound is a compound of ammonium oxalate and tetrabutylammonium hexafluorophosphate, and the mass ratio is 0.5:1.0, ammonium oxalate CAS number 1113-38-8, purchased from Angustifolia Chemie, tetrabutylammonium hexafluorophosphate CAS number 3109-63-5, purchased from Angustifolia Chemie;
the plant powder is a compound of corncob, furfural and wheat straw, and the mass ratio of the corncob to the furfural to the wheat straw is 1.2:0.8:0.7, furfural CAS number 98-01-1, purchased from Annaiji chemical;
the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 1.0:1.6:0.8, hydroxypropyl cellulose CAS number 9004-64-2, from Annaiji chemical, talcum powder CAS number 14807-96-6, from chemical in summer, calcium sulfate CAS number 10034-76-1, from Shanghai Michelin Biochemical technologies Co., ltd.
The second aspect of the present invention provides a method for preparing a heat source material for a blasting device, comprising the steps of:
the heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the flame accelerator, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent.
Comparative example 1
The specific embodiment is the same as example 3, and the difference is that the accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide, the tributylphosphine and the cerium oxide is 1.3:0.2:0.4, vanadium pentoxide CAS number 1314-62-1, available from Annaiji chemical, tributylphosphine CAS number 998-40-3, available from Shanghai Milin Biochemical technologies Co., ltd, cerium oxide CAS number 1306-38-3, available from Shanghai Milin Biochemical technologies Co., ltd.
Comparative example 2
The specific embodiment is the same as in example 3, except that the promoter is vanadium pentoxide with CAS number 1314-62-1 available from Annaiji chemical.
Comparative example 3
The specific embodiment is the same as example 3, and the difference is that the accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide, the tributylphosphine and the cerium oxide is 2:3:1, vanadium pentoxide CAS number 1314-62-1, available from Annaiji chemical, tributylphosphine CAS number 998-40-3, available from Shanghai Milin Biochemical technologies Co., ltd, cerium oxide CAS number 1306-38-3, available from Shanghai Milin Biochemical technologies Co., ltd.
Comparative example 4
The specific embodiment is the same as example 3, and the difference is that the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9:0.2:0.3, hydroxypropyl cellulose CAS number 9004-64-2, from Annaiji chemical, talcum powder CAS number 14807-96-6, from chemical in summer, calcium sulfate CAS number 10034-76-1, from Shanghai Michelin Biochemical technologies Co., ltd.
Comparative example 5
The specific embodiment is the same as in example 3, except that the adsorbent is calcium sulfate, the CAS number of which is 10034-76-1, available from Shanghai Milin Biochemical technologies Co., ltd.
Performance test:
1. blasting time, dust grade, dust explosion pressure
Blasting time: i.e. the time (in ms, milliseconds) required for detonation to the end of the blast.
Dust grade: the GB/T5817 2009 dust operation site hazard degree classification is adopted, and the dust operation site hazard degree is totally divided into 0 grade (reaching standard), 1 grade (exceeding standard), 2 grade (severely exceeding standard) and 3 grades.
Dust explosion pressure: after the heat source materials for blasting devices prepared in examples 1 to 3 and comparative examples 1 to 5 were placed in an environment at 20 to 25 ℃ and a relative humidity of 50 to 80% for 7 days, the maximum explosion pressure data of examples 1 to 3 and comparative examples 1 to 5 were tested using a 20L standard spherical explosion test device according to GB/T16426-1996 method for measuring maximum explosion pressure of dust cloud and maximum pressure rise rate.
| Blasting time/ms | Dust grade | Pressure of dust explosion/MPa | |
| Example 1 | 0.07 | 0 | 2431 |
| Example 2 | 0.05 | 0 | 2470 |
| Example 3 | 0.03 | 0 | 2500 |
| Comparative example 1 | 0.31 | 1 | 1386 |
| Comparative example 2 | 0.43 | 1 | 1301 |
| Comparative example 3 | 0.36 | 1 | 1331 |
| Comparative example 4 | 0.22 | 1 | 1245 |
| Comparative example 5 | 0.26 | 1 | 1124 |
The catalyst shows that the accelerator is the combination of scandium, tributylphosphine and cerium oxide, and the mass ratio of vanadium pentoxide to tributylphosphine to cerium oxide is 1.3-1.5:1.1-1.3: when 0.6-0.9, the prepared heat source material for the blasting device is used for construction blasting of shallow tunnels and hard rock tunnels, has excellent blastability, short blasting time and small dust, can avoid damage of earthquake waves to wall surfaces during rapid blasting, has strong directional blastability and small destructive power, is particularly suitable for construction blasting of shallow tunnels and hard rock tunnels, and is prepared from hydroxypropyl cellulose, talcum powder and calcium sulfate, wherein the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9-1.2:1.5-1.7: when the temperature of the heat source material for the blasting device is 0.7-0.9, the heat source material still has excellent blasting performance after being placed in a humidity environment, the blasting pressure is large, the stability is excellent, and the use safety of the heat source material for the blasting device is greatly improved.
Claims (1)
1. The heat source material for the blasting device is characterized by comprising the following raw materials in parts by weight: 1 part of accelerator, 2 parts of flame accelerator, 15 parts of sulfonic acid compound, 30 parts of peroxide, 15 parts of ammonium compound, 5 parts of plant powder and 2 parts of adsorbent;
the accelerator is a compound of vanadium pentoxide, tributylphosphine and cerium oxide, and the mass ratio of the vanadium pentoxide to the tributylphosphine to the cerium oxide is 1.3:1.1:0.6;
the flame accelerator is a compound of iron powder, cobalt powder and copper powder, and the mass ratio of the iron powder to the cobalt powder to the copper powder is 0.3:0.6:0.7;
the sulfonic acid compound is a compound of p-toluenesulfonic acid and trifluoromethanesulfonic acid, and the mass ratio of the p-toluenesulfonic acid to the trifluoromethanesulfonic acid is 1.2:0.1;
the peroxide is the compound of sodium peroxide and sodium percarbonate, and the mass ratio of the sodium peroxide to the sodium percarbonate is 1.4:0.1;
the ammonium compound is a compound of ammonium oxalate and tetrabutylammonium hexafluorophosphate, and the mass ratio is 0.7:0.9;
the plant powder is a compound of corncob, furfural and wheat straw, and the mass ratio of the corncob to the furfural to the wheat straw is 1.1:0.7:0.6;
the adsorbent is a compound of hydroxypropyl cellulose, talcum powder and calcium sulfate, and the mass ratio of the hydroxypropyl cellulose to the talcum powder to the calcium carbonate is 0.9:1.5:0.7;
the preparation method of the heat source material for the blasting device comprises the following steps:
the heat source material for the blasting device is prepared by fully and uniformly mixing the accelerator, the flame accelerator, the sulfonic acid compound, the peroxide, the ammonium compound, the plant powder and the adsorbent.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106478324A (en) * | 2016-09-30 | 2017-03-08 | 唐山师范学院 | Carbon dioxide blaster exothermic mixture |
| CN110683924A (en) * | 2019-10-29 | 2020-01-14 | 余庆县东瑞烟花爆竹有限责任公司 | Manufacturing method of environment-friendly safe firework |
| CN111153756A (en) * | 2020-01-09 | 2020-05-15 | 侯丽红 | Heating material for carbon dioxide cracking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106478324A (en) * | 2016-09-30 | 2017-03-08 | 唐山师范学院 | Carbon dioxide blaster exothermic mixture |
| CN110683924A (en) * | 2019-10-29 | 2020-01-14 | 余庆县东瑞烟花爆竹有限责任公司 | Manufacturing method of environment-friendly safe firework |
| CN111153756A (en) * | 2020-01-09 | 2020-05-15 | 侯丽红 | Heating material for carbon dioxide cracking device |
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