CN104845572B - Powder charge covering material and preparation method thereof - Google Patents
Powder charge covering material and preparation method thereof Download PDFInfo
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- CN104845572B CN104845572B CN201510245899.8A CN201510245899A CN104845572B CN 104845572 B CN104845572 B CN 104845572B CN 201510245899 A CN201510245899 A CN 201510245899A CN 104845572 B CN104845572 B CN 104845572B
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- covering material
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Abstract
The invention discloses a kind of powder charge covering material, the material is by weight by 27.05~33% end hydroxy butadiene, 5.27~6.5% Plexol 201, the three of 0.82~1% (2 methylaziridine) phosphine oxides, 0.45~0.72% N, N diphenyl-para-phenylene diamines, 2.01~2.7% white carbon, 0.15~0.2% dibutyl tin laurate, 3.5~4.55% toluene di-isocyanate(TDI) and 52~60% ethyl acetate composition.The invention also discloses the preparation method of this powder charge covering material.Powder charge covering material component of the present invention is reasonable, it is simple and feasible to prepare application method；After powder charge covering material curing molding, leaving no air bubbles inside, surface is without accumulation, and moderate strength, performance is stable, has preferably cladding buffering effect to warhead charge.
Description
Technical field
The present invention relates to weapon warhead charge technology, a kind of powder charge covering material and preparation method thereof is particularly related to.
Background technology
As armament systems progressively develop to high speed, deep penetration direction, during its warhead penetration hard goal, internal charge
Powder charge unstability can be caused by a variety of effects such as great impact acceleration, vibration, friction.By years of researches, to solve
Stability of the deep Penetrating Warhead in Penetration requires that one of technical way is buffered into from the cladding outside powder charge
Hand, improves the buffering effect for external impact.
However, powder charge covering material and preparation method thereof and using effect have not been reported, therefore it provides a kind of component is closed
The simple and feasible powder charge covering material of reason, preparation application method seems very necessary.
The content of the invention
It is an object of the invention to overcome the weak point of above-mentioned existing background technology, and provide a kind of component rationally, system
The simple and feasible powder charge covering material of standby application method.
The purpose of the present invention is reached by following measure：A kind of powder charge covering material, the material by weight by
27.05~33% end hydroxy butadiene, 5.27~6.5% Plexol 201, the three of 0.82~1%-(2- methyl
Aziridine) phosphine oxide, 0.45~0.72% N, N- diphenyl-para-phenylene diamines, 2.01~2.7% white carbon, 0.15~
0.2% dibutyl tin laurate, 3.5~4.55% toluene di-isocyanate(TDI) and 52~60% ethyl acetate composition.
Preferably, the material is by weight by 29.5~33% end hydroxy butadiene, 5.65~6.5% decanedioic acid two
Different monooctyl ester, the three of 0.85~1%-(2- methylaziridines) phosphine oxides, 0.6~0.72% N, N- diphenyl-para-phenylene diamines,
2.01~2.58% white carbon, 0.17~0.19% dibutyl tin laurate, 3.66~4.55% toluene diisocyanate
Acid esters and 52~56.34% ethyl acetate composition.
Further, the material by weight by 33% end hydroxy butadiene, 6.15% Plexol 201,
The three of 0.96%-(2- methylaziridines) phosphine oxide, 0.7% N, N- diphenyl-para-phenylene diamines, 2.01% white carbon,
0.18% dibutyl tin laurate, 4.5% toluene di-isocyanate(TDI) and 52.5% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, mechanical agitation, after being diluted
Adhesive；
3) by step 2) in gained dilution after adhesive spray to target site, solidify, that is, realize powder charge covering material
Cladding.
Further, step 2) in mechanical agitation carried out in mixer, the rotating speed of the mixer is 30~40rpm,
Preferably 35~38rpm, mixing time is 15~20min, preferably 18~20min.So, adhesive is mixed in ethyl acetate
Close uniform, denseness step-down, adhesive spraying effect is good after dilution；
Further, step 3) in target site be charge surface or explosive assembly casing inner chamber.
Yet further, step 3) in, solidification temperature is 18~30 DEG C, preferably 20~25 DEG C；Ambient humidity be 40~
75%, preferably 45~60%；Hardening time is 48~60h, preferably 55~60h.So, after curing molding, in clad
Portion's bubble-free, surface is difficult for drop-off without accumulation.
The advantage of the invention is that：
First, powder charge covering material component of the present invention is reasonable；
Second, the preparation of powder charge covering material progress, mild condition, energy consumption in the conventional equipments such as mixer of the present invention are low；
Third, powder charge covering material non-corrosiveness of the present invention, glues and performance is good, can be applied to different type warhead charge
Aspect；
Fourth, powder charge covering material of the present invention uses ethyl acetate for diluent, ethyl acetate dissolving adhesive effect is good,
System is uniform after adhesive dilutes through ethyl acetate, denseness is low, and adhesive spraying effect is good after dilution；
Fifth, condition of cure sets reasonable, after curing molding, clad leaving no air bubbles inside, surface is difficult to take off without accumulation
Fall；
Sixth, adhesive main component end hydroxy butadiene and Plexol 201 volatility used is low, then add
Plus white carbon etc. is used as reinforcing filler, performance is stable, has preferably cladding buffering effect to warhead charge.
Embodiment
Describe the performance of the present invention in detail with reference to embodiment, but they do not constitute limitation of the invention,
It is only for example.Simultaneously by illustrating that advantages of the present invention will become clearer and be readily appreciated that.
Embodiment 1
A kind of powder charge covering material, the material is different by 29.5% end hydroxy butadiene, 6% decanedioic acid two by weight
Monooctyl ester, the three of 0.88%-(2- methylaziridines) phosphine oxides, 0.6% N, N- diphenyl-para-phenylene diamines, 2.5% white carbon,
0.15% dibutyl tin laurate, 4% toluene di-isocyanate(TDI) and 56.37% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
20min is stirred in the case where rotating speed is 30rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to charge surface, consolidate in 20 DEG C of temperature, humidity 60% time
Change 55h, that is, realize the cladding of powder charge covering material.
Embodiment 2
A kind of powder charge covering material, the material is by weight by 28.33% end hydroxy butadiene, 5.65% decanedioic acid
Di-isooctyl, the three of 0.85%-(2- methylaziridines) phosphine oxides, 0.55% N, N- diphenyl-para-phenylene diamines, 2.58%
White carbon, 0.2% dibutyl tin laurate, 3.66% toluene di-isocyanate(TDI) and 58.18% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
18min is stirred under rotating speed is 35rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to explosive assembly casing inner chamber, in 30 DEG C of temperature, humidity
75% time solidification 48h, that is, realize the cladding of powder charge covering material.
Embodiment 3
A kind of powder charge covering material, the material is by weight by 33% end hydroxy butadiene, 6.15% decanedioic acid two
Different monooctyl ester, the three of 0.96%-(2- methylaziridines) phosphine oxides, 0.7% N, N- diphenyl-para-phenylene diamines, 2.01% hard charcoal
Black, 0.18% dibutyl tin laurate, 4.5% toluene di-isocyanate(TDI) and 52.5% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
20min is stirred under rotating speed is 38rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to charge surface, consolidate in 25 DEG C of temperature, humidity 40% time
Change 60h, that is, realize the cladding of powder charge covering material.
Embodiment 4
A kind of powder charge covering material, the material is by weight by 27.05% end hydroxy butadiene, 5.27% decanedioic acid
Di-isooctyl, the three of 0.82%-(2- methylaziridines) phosphine oxides, 0.48% N, N- diphenyl-para-phenylene diamines, 2.7% it is white
Carbon black, 0.18% dibutyl tin laurate, 3.5% toluene di-isocyanate(TDI) and 60% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
15min is stirred under rotating speed is 40rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to explosive assembly casing inner chamber, in 18 DEG C of temperature, humidity
45% time solidification 50h, that is, realize the cladding of powder charge covering material.
Embodiment 5
A kind of powder charge covering material, the material is by weight by 30.01% end hydroxy butadiene, 6.5% decanedioic acid
Di-isooctyl, the three of 1%-(2- methylaziridines) phosphine oxides, 0.45% N, N- diphenyl-para-phenylene diamines, 2.31% hard charcoal
Black, 0.17% dibutyl tin laurate, 4.55% toluene di-isocyanate(TDI) and 55.01% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
19min is stirred under rotating speed is 36rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to explosive assembly casing inner chamber, in 22 DEG C of temperature, humidity
50% time solidification 58h, that is, realize the cladding of powder charge covering material.
Embodiment 6
A kind of powder charge covering material, the material is different by 33% end hydroxy butadiene, 6.3% decanedioic acid two by weight
Monooctyl ester, the three of 0.9%-(2- methylaziridines) phosphine oxides, 0.72% N, N- diphenyl-para-phenylene diamines, 2.59% hard charcoal
Black, 0.19% dibutyl tin laurate, 4.3% toluene di-isocyanate(TDI) and 52% ethyl acetate composition.
The preparation application method of powder charge covering material, comprises the following steps：
1) by weight by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) by weight ethyl acetate is added into step 1) in gained adhesive in, the mechanical agitation in mixer,
19min is stirred under rotating speed is 35rpm, adhesive after being diluted；
3) by step 2) in gained dilution after adhesive spray to explosive assembly casing inner chamber, in 23 DEG C of temperature, humidity
55% time solidification 55h, that is, realize the cladding of powder charge covering material.
Other parts not being described in detail are prior art.
Claims (7)
1. a kind of powder charge covering material, it is characterised in that：The material by weight by 29.5~33% end hydroxy butadiene,
5.65~6.5% Plexol 201, the three of 0.85~1%-(2- methylaziridines) phosphine oxides, 0.6~0.72%
N, N- diphenyl-para-phenylene diamine, 2.01~2.58% white carbon, 0.17~0.19% dibutyl tin laurate, 3.66~
4.55% toluene di-isocyanate(TDI) and 52~56.34% ethyl acetate composition.
2. powder charge covering material according to claim 1, it is characterised in that：The material is gathered by 33% terminal hydroxy group by weight
Butadiene, 6.15% Plexol 201, the three of 0.96%-(2- methylaziridines) phosphine oxides, 0.7% N, N- hexichol
Base p-phenylenediamine, 2.01% white carbon, 0.18% dibutyl tin laurate, 4.5% toluene di-isocyanate(TDI) and
52.5% ethyl acetate composition.
3. the preparation method of the powder charge covering material described in a kind of claim 1, it is characterised in that comprise the following steps：
1) by the weight ratio by end hydroxy butadiene, Plexol 201, three-(2- methylaziridines) phosphine oxides, N,
N- diphenyl-para-phenylene diamines, white carbon, dibutyl tin laurate, toluene di-isocyanate(TDI) are well mixed, and obtain adhesive；
2) ethyl acetate is added to step 1 by the weight ratio) in gained adhesive in, mechanical agitation, after being diluted
Adhesive；
3) by step 2) in gained dilution after adhesive spray to target site, solidify, you can realize powder charge covering material
Cladding；
Wherein, the step 3) in, solidification temperature be 18~30 DEG C, hardening time be 48~60h, ambient humidity be 40~
75%.
4. the preparation method of powder charge covering material according to claim 3, it is characterised in that：The step 2) in, machinery
Stirring is carried out in mixer, and the rotating speed of the mixer is 30~40rpm, and mixing time is 15~20min.
5. the preparation method of powder charge covering material according to claim 4, it is characterised in that：The step 2) in, mixing
The rotating speed of machine is 35~38rpm, and mixing time is 18~20min.
6. the preparation method of powder charge covering material according to claim 5, it is characterised in that：The step 3) in, target
Position is charge surface or explosive assembly casing inner chamber.
7. the preparation method of powder charge covering material according to claim 6, it is characterised in that：The step 3) in, solidification
Temperature is 20~25 DEG C, and hardening time is 55~60h, and ambient humidity is 45~60%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510245899.8A CN104845572B (en) | 2015-05-14 | 2015-05-14 | Powder charge covering material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510245899.8A CN104845572B (en) | 2015-05-14 | 2015-05-14 | Powder charge covering material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104845572A CN104845572A (en) | 2015-08-19 |
| CN104845572B true CN104845572B (en) | 2017-10-31 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4747891A (en) * | 1985-09-19 | 1988-05-31 | Societe Nationale Des Poudres Et Explosifs | Solid propellant containing an aziridinyl bonding agent |
| CN103205229A (en) * | 2013-04-11 | 2013-07-17 | 中国工程物理研究院化工材料研究所 | Pouring sealant for filling gap between warhead charge and shell |
| CN104277754A (en) * | 2013-07-29 | 2015-01-14 | 湖北航天化学技术研究所 | Combustion-restricted layer material applied to NEPE (Nitrate Ester Plasticized Polyether) propellant and preparation method of combustion-restricted layer material |
-
2015
- 2015-05-14 CN CN201510245899.8A patent/CN104845572B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4747891A (en) * | 1985-09-19 | 1988-05-31 | Societe Nationale Des Poudres Et Explosifs | Solid propellant containing an aziridinyl bonding agent |
| CN103205229A (en) * | 2013-04-11 | 2013-07-17 | 中国工程物理研究院化工材料研究所 | Pouring sealant for filling gap between warhead charge and shell |
| CN104277754A (en) * | 2013-07-29 | 2015-01-14 | 湖北航天化学技术研究所 | Combustion-restricted layer material applied to NEPE (Nitrate Ester Plasticized Polyether) propellant and preparation method of combustion-restricted layer material |
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| CN104845572A (en) | 2015-08-19 |
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