CN110240531A - Low sense aluminum composition of a kind of high energy and preparation method thereof - Google Patents
Low sense aluminum composition of a kind of high energy and preparation method thereof Download PDFInfo
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- CN110240531A CN110240531A CN201910651010.4A CN201910651010A CN110240531A CN 110240531 A CN110240531 A CN 110240531A CN 201910651010 A CN201910651010 A CN 201910651010A CN 110240531 A CN110240531 A CN 110240531A
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- Prior art keywords
- high energy
- aluminum composition
- explosive
- parts
- low sense
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Classifications
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- 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
- C06B21/0033—Shaping the mixture
- C06B21/0066—Shaping the mixture by granulation, e.g. flaking
-
- 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
- C06B33/08—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 with a nitrated organic compound
Abstract
The invention discloses a kind of low sense aluminum compositions of high energy, are related to dual-use energetic material field.Raw material including following parts by weight: 56~60 parts of explosive, 31~35 parts of aluminium powder, 6 parts of binder, 3 parts of deterrent；Wherein, the particle size range of explosive is 0.150mm~0.180mm；The particle size range of the aluminium powder is 5mm~7mm.Low sense aluminum composition of high energy and preparation method thereof, comprising the following steps: step 1: weigh ingredient: explosive, aluminium powder, binder, deterrent weigh in proportion, spare；Step 2: material mixing: using dissolution, step by step feed intake and non-aqueous kneading granulation by the way of carry out；Step 3: discharging sieving: the material that mixing finishes is transferred in 10~12 mesh standard sieves, and drying obtains the low sense aluminum composition of high energy not less than 6h under the conditions of 40 DEG C -50 DEG C.The low sense aluminum composition of high energy prepared using method of the invention, energy with higher and density, and it is safety-type good, it can satisfy requirement of the dual-use energetic material field to aluminum composition.
Description
Technical field
The invention belongs to dual-use energetic material fields, and in particular to a kind of low sense aluminum composition of high energy and its preparation side
Method.
Background technique
Seismic prospecting is the key technology in oil exploration, and explosive is widely used in petroleum exploration field, main
Function as focus.With the continuous development of exploration engineering and the geographic difference of rock soil medium, dynamite source is wanted
It asks and is also being continuously improved.How dynamite source shooting condition to be improved, so that the resolution ratio of seismic physical exploration is improved, one
It is directly high-resolution seismic survey field acquisition field key problem of interest.It is to improve explosive shake that aluminium powder is added in explosive
The common technology of source energy output, due to being added to high-energy metallic aluminium powder, so that the quick-fried heat of aluminum composition dramatically increases, thus
It is obviously improved the output energy of explosive source.
Since the 1990s, the development of aluminum composition is advanced by leaps and bounds, and has succeeded in developing a variety of aluminum compositions in succession.Contain
Al explosive shows the phenomenon that polarization, and one is high energy height senses, and one is the low senses of low energy, cannot meet the low sense of high energy simultaneously
Index request.The present invention improves moulding process, devises a kind of high energy by screening main explosive type, optimization of C/C composites design
Low sense aluminum composition.
Summary of the invention
In order to obtain the low sense aluminum composition of high energy, meets the needs of related special operation, it is low that the present invention provides a kind of high energy
Feel aluminum composition and preparation method thereof.The low sense aluminum composition of high energy prepared using method of the invention, energy with higher
And density, and it is safety-type good, it can satisfy dual-use energetic material field to the high requirement of aluminum composition safety.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of low sense aluminum composition of high energy, the raw material including following parts by weight: 56~60 parts of explosive, aluminium powder 31~35
Part, 6 parts of binder, 3 parts of deterrent；Wherein, the particle size range of the explosive is 0.150mm~0.180mm；The aluminium powder
Particle size range be 5mm~7mm.
As the preferred embodiment of the present invention: above-mentioned explosive is 1,1- diamino -2,2- dinitro ethylene.
As the preferred embodiment of the present invention: above-mentioned binder is polyvinyl butyral.
As the preferred embodiment of the present invention: the deterrent is paraffin.
As the preferred embodiment of the present invention: the melting point of paraffin wax is 50~52 DEG C.
The present invention also provides the preparation methods of the low sense aluminum composition of above-mentioned high energy, comprising the following steps:
Step 1: weigh ingredient: explosive, aluminium powder, binder, deterrent weigh in proportion, spare；
Step 2: material mixing: using dissolution, step by step feed intake and non-aqueous kneading granulation by the way of carry out；
Step 3: discharging sieving: the material that mixing finishes is transferred in 10~12 mesh standard sieves, is sieved, is taken under sieve by hand
Object, drying obtains the low sense aluminum composition of high energy not less than 6h under the conditions of 40 DEG C -50 DEG C.
In the step 2, material mixing includes the following steps:
Step a: the preparation of adhesive solution: taking a container, and ethanol in proper amount is added, binder and solvent are proportionally thrown
Enter wherein, be stirred continuously using glass bar, until bonding agent is completely dissolved, adhesive solution is made；
Step b: adhesive solution, deterrent and explosive are pre-mixed: deterrent being placed in kneading pot, kneading pot is arranged
Temperature is 52 DEG C -58 DEG C, and after deterrent is completely melt, explosive and adhesive solution are added in kneading pot, open kneader,
Start to be pre-mixed, turn to: rotating forward, revolving speed: 10r/min, time: 10min；
Step c: material mixing: aluminium powder is added in kneading pot, and point three sections of kneadings, first segment is mediated, turned to: being rotated forward, is turned
Speed: 15r/min, time: 15min；Second segment is mediated, and is turned to: reversion, revolving speed: 15r/min, the time: 20min is vacuumized；The
Three sections of kneadings, turn to: reversion, revolving speed 25r/min, the time: 20min is vacuumized.
Compared with the prior art, the invention has the beneficial effects that:
The present invention as formula design and prepare process modification make gained aluminum composition energy with higher export and compared with
Low sensitivity, and under the conditions of the Combined Loadings such as impact, high temperature, high pressure have good environment adaptability, compared with contain aluminium
Explosive is compared, the low sense of high energy and high comprehensive performance.
To guarantee reliable and high security of the invention, the present invention selects 1, the 1- diamino -2,2- added in formula
Dinitro ethylene (FOX-7) is decided explosive；By select sensitivity be substantially less than octogen, hexogen, CL-20 FOX-7 make
For main explosive, realize that sensitivity reduces, the purpose that energy lift, safety are promoted.
It is binder by selecting polyvinyl butyral (PVB), improves the interface interaction intensity between explosive each component, protects
It is demonstrate,proved with good environmental suitability.
By selecting paraffin for deterrent, the sensitivity of composite explosives is further decreased, the safety of explosive is promoted.
The hybrid mode mediated using segmentation is fed in batches improves explosive each component mixing uniformity, reduces kneading process
In security risk.
Specific embodiment
The present invention will be further described with reference to the examples below, and described embodiment is only present invention a part
Embodiment is not whole embodiment.Based on the embodiments of the present invention, those skilled in the art are not making
Other embodiments used obtained, belong to protection scope of the present invention under the premise of creative work.
Embodiment 1
A kind of low sense aluminum composition of high energy, the raw material including following parts by weight: 1,1- diamino -2,2- dinitro ethylene
56 parts, 31 parts of aluminium powder, 6 parts of polyvinyl butyral, 3 parts of paraffin；Wherein, the explosive 1,1- diamino -2,2- dinitro second
The particle size range of alkene is 0.150mm；The particle size range of the aluminium powder is 5mm.
As the preferred embodiment of the present invention: the melting point of paraffin wax is 50 DEG C.
The present invention also provides the preparation methods of the low sense aluminum composition of above-mentioned high energy, comprising the following steps:
Step 1: weighing ingredient: 56 parts of 1,1- diamino -2,2- dinitro ethylene, 31 parts of aluminium powder, polyvinyl butyral 6
Part, 3 parts of paraffin, weigh in proportion, spare；
Step 2: material mixing: using dissolution, step by step feed intake and non-aqueous kneading granulation by the way of carry out；Specifically:
Step a: the preparation of adhesive solution: taking a container, and ethyl alcohol is added, proportionally by polyvinyl butyral and paraffin
Investment wherein, is stirred continuously using glass bar, until bonding agent is completely dissolved, adhesive solution is made；
Step b: adhesive solution, deterrent and explosive are pre-mixed: paraffin being placed in kneading pot, the temperature of kneading pot is arranged
Degree is 52 DEG C -58 DEG C, and after paraffin is completely melt, 1,1- diamino -2,2- dinitro ethylene and adhesive solution addition are pinched
It closes in pot, opens kneader, start to be pre-mixed, turn to: rotating forward, revolving speed: 10r/min, time: 10min；
Step c: material mixing: aluminium powder is added in kneading pot, and point three sections of kneadings, first segment is mediated, turned to: being rotated forward, is turned
Speed: 15r/min, time: 15min；Second segment is mediated, and is turned to: reversion, revolving speed: 15r/min, the time: 20min is vacuumized；The
Three sections of kneadings, turn to: reversion, revolving speed 25r/min, the time: 20min is vacuumized.
Step 3: discharging sieving: mixing the material finished for step 2 and be transferred in 10~12 mesh standard sieves, be sieved by hand,
Extracting screen underflow, drying obtains the low sense aluminum composition of high energy not less than 6h under the conditions of 40 DEG C -50 DEG C.
Using the powder column of above-mentioned modeling powder compacting various specifications, it is tested for the property, the low sense aluminum composition of gained high energy
Every quality index is as follows:
(1) explosive content (56%~60%), moulding powder particles are uniform；
(2) the actual density ρ of powder column=(1.865~1.90) g/cm3, reach 97% of theoretical density or more, explosion velocity D=
(7650 ± 20) m/s, quick-fried hot Qv=(7140 ± 20) J/g；
(3) explosive is by Low vulnerabilities tests such as baked wheaten cake, slow roasting, gunslingings, and without exploding, stability is good；
(4) -15~60 DEG C of explosive process of temperature shock and circulation, appearance flawless occur, and environmental suitability is good, fry
The compatibility of medicine and thermostability are good.
Embodiment 2
A kind of low sense aluminum composition of high energy, the raw material including following parts by weight: 1,1- diamino -2,2- dinitro ethylene
60 parts, 35 parts of aluminium powder, 6 parts of polyvinyl butyral, 3 parts of paraffin；Wherein, the explosive 1,1- diamino -2,2- dinitro second
The particle size range of alkene is 0.180mm；The particle size range of the aluminium powder is 7mm.
As the preferred embodiment of the present invention: the melting point of paraffin wax is 52 DEG C.
The preparation method is the same as that of Example 1 for the low sense aluminum composition of the high energy of the present embodiment.
Embodiment 3
A kind of low sense aluminum composition of high energy, the raw material including following parts by weight: 1,1- diamino -2,2- dinitro ethylene
58 parts, 33 parts of aluminium powder, 6 parts of polyvinyl butyral, 3 parts of paraffin；Wherein, the explosive 1,1- diamino -2,2- dinitro second
The particle size range of alkene is 0.160mm；The particle size range of the aluminium powder is 6mm.
As the preferred embodiment of the present invention: the melting point of paraffin wax is 51 DEG C.
The preparation method is the same as that of Example 1 for the low sense aluminum composition of the high energy of the present embodiment.
Embodiment 4
A kind of low sense aluminum composition of high energy, the raw material including following parts by weight: 1,1- diamino -2,2- dinitro ethylene
57 parts, 32 parts of aluminium powder, 6 parts of polyvinyl butyral, 3 parts of paraffin；Wherein, the explosive 1,1- diamino -2,2- dinitro second
The particle size range of alkene is 0.180mm；The particle size range of the aluminium powder is 7mm.
As the preferred embodiment of the present invention: the melting point of paraffin wax is 51 DEG C.
The preparation method is the same as that of Example 1 for the low sense aluminum composition of the high energy of the present embodiment.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. a kind of low sense aluminum composition of high energy, it is characterised in that: the raw material including following parts by weight: 56~60 parts of explosive, aluminium
31~35 parts of powder, 6 parts of binder, 3 parts of deterrent；Wherein, the particle size range of the explosive is 0.150mm~0.180mm；Institute
The particle size range for the aluminium powder stated is 5mm~7mm.
2. a kind of low sense aluminum composition of high energy according to claim 1, it is characterised in that: the explosive is 1,1- diamino
Base -2,2- dinitro ethylene.
3. a kind of low sense aluminum composition of high energy according to claim 1, it is characterised in that: the binder is polyethylene
Butyral.
4. a kind of low sense aluminum composition of high energy according to claim 1, it is characterised in that: the deterrent is paraffin.
5. a kind of low sense aluminum composition of high energy according to claim 4, it is characterised in that: the melting point of paraffin wax is 50
~52 DEG C.
6. the preparation method of the low sense aluminum composition of high energy described in claim 1-5 any claim, it is characterised in that: including
Following steps:
Step 1: weigh ingredient: explosive, aluminium powder, binder, deterrent weigh in proportion, spare；
Step 2: material mixing: using dissolution, step by step feed intake and non-aqueous kneading granulation by the way of carry out；
Step 3: discharging sieving: the material that mixing finishes is transferred in 10~12 mesh standard sieves, is sieved by hand, extracting screen underflow,
Drying obtains the low sense aluminum composition of high energy not less than 6h under the conditions of 40 DEG C -50 DEG C.
7. the low preparation method for feeling aluminum composition of high energy according to claim 6, it is characterised in that: in the step 2,
Material mixing includes the following steps:
Step a: the preparation of adhesive solution: taking a container, and ethanol in proper amount is added, binder and solvent are proportionally put into it
In, it is stirred continuously using glass bar, until bonding agent is completely dissolved, adhesive solution is made；
Step b: adhesive solution, deterrent and explosive are pre-mixed: deterrent being placed in kneading pot, the temperature of kneading pot is arranged
It is 52 DEG C -58 DEG C, after deterrent is completely melt, explosive and adhesive solution is added in kneading pot, open kneader, is started
Premixing turns to: rotating forward, revolving speed: 10r/min, time: 10min；
Step c: material mixing: aluminium powder is added in kneading pot, and point three sections of kneadings, first segment is mediated, turned to: it rotates forward, revolving speed:
15r/min, time: 15min；Second segment is mediated, and is turned to: reversion, revolving speed: 15r/min, the time: 20min is vacuumized；Third section
Mediate, turn to: reversion, revolving speed 25r/min, the time: 20min is vacuumized.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910651010.4A CN110240531A (en) | 2019-07-18 | 2019-07-18 | Low sense aluminum composition of a kind of high energy and preparation method thereof |
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| CN201910651010.4A CN110240531A (en) | 2019-07-18 | 2019-07-18 | Low sense aluminum composition of a kind of high energy and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261212A (en) * | 2019-07-18 | 2019-09-20 | 中国工程物理研究院化工材料研究所 | A kind of composite pouring molding die of composite explosives tension test part |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924324A (en) * | 2016-04-25 | 2016-09-07 | 中国工程物理研究院化工材料研究所 | Non-aqueous kneading and granulation method for fuel-rich metalized explosive |
| CN107986926A (en) * | 2017-11-29 | 2018-05-04 | 中国工程物理研究院化工材料研究所 | High solid loading TATB base aluminum composition modeling powders and preparation method thereof |
| US20190023628A1 (en) * | 2008-08-29 | 2019-01-24 | Bae Systems Plc | Cast explosive composition |
| CN109369313A (en) * | 2018-11-27 | 2019-02-22 | 中国工程物理研究院化工材料研究所 | Low sensitivity composite explosives and preparation method thereof |
-
2019
- 2019-07-18 CN CN201910651010.4A patent/CN110240531A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190023628A1 (en) * | 2008-08-29 | 2019-01-24 | Bae Systems Plc | Cast explosive composition |
| CN105924324A (en) * | 2016-04-25 | 2016-09-07 | 中国工程物理研究院化工材料研究所 | Non-aqueous kneading and granulation method for fuel-rich metalized explosive |
| CN107986926A (en) * | 2017-11-29 | 2018-05-04 | 中国工程物理研究院化工材料研究所 | High solid loading TATB base aluminum composition modeling powders and preparation method thereof |
| CN109369313A (en) * | 2018-11-27 | 2019-02-22 | 中国工程物理研究院化工材料研究所 | Low sensitivity composite explosives and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 任东燕: "《玻璃钢制品手糊及模压成型》", 30 June 2011, 武汉理工大学出版社 * |
| 韦爱勇: "《单质与混合火工药剂》", 31 March 2014, 哈尔滨工程大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261212A (en) * | 2019-07-18 | 2019-09-20 | 中国工程物理研究院化工材料研究所 | A kind of composite pouring molding die of composite explosives tension test part |
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Application publication date: 20190917 |