CN108689783A - A kind of micro- pyrotechnic composition of the colloid of solvent flashing - Google Patents
A kind of micro- pyrotechnic composition of the colloid of solvent flashing Download PDFInfo
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- CN108689783A CN108689783A CN201811000693.9A CN201811000693A CN108689783A CN 108689783 A CN108689783 A CN 108689783A CN 201811000693 A CN201811000693 A CN 201811000693A CN 108689783 A CN108689783 A CN 108689783A
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- solvent
- colloid
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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
- C06B25/00—Compositions containing a nitrated organic compound
- C06B25/18—Compositions containing a nitrated organic compound the compound being nitrocellulose present as 10% or more by weight of the total composition
- C06B25/20—Compositions containing a nitrated organic compound the compound being nitrocellulose present as 10% or more by weight of the total composition with a non-explosive or a non-explosive or a non-thermic component
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Medicinal Preparation (AREA)
Abstract
The invention discloses a kind of micro- pyrotechnic compositions of the colloid of solvent flashing.It is characterized in, including NC, solvent, diphenylamines, passivator, graphite, vaseline, the weight part ratio of above-mentioned component is:The solubility of NC100 parts by weight, solvent 1-3 parts by weight, diphenylamines 0.5-2 parts by weight, passivator 1-3 parts by weight, graphite 0.5-2 parts by weight, vaseline 0.5-2 parts by weight, NC is 40%;Preparation process is that raw material screening mixing-machinery kneading-mechanical presses molding-machinery cuts-mechanical passivation-mixing medicine drying-finished product weighing-packaging-product inspection storage storage;The present invention has many advantages, such as security performance height, good security, micro- cigarette, environmental protection, is suitable for the addition of various fireworks products and uses, at low cost.
Description
Technical field
The present invention relates to pyrotechnic composition technical field more particularly to a kind of micro- pyrotechnic compositions of the colloid of solvent flashing.
Background technology
In recent years, firework launching medicine class and firework effect medicine class carry out traditional product in terms of safety, low-carbon, environmental protection
It is a large amount of to improve and innovation, many new materials, novel drugs, new process are had developed, especially about the smokeless engineering of firework product,
Government and enterprise have put into a large amount of funds thus, have set up many Research Teams and have perennially been researched and developed.Nevertheless, so far
It is very ideal still without achieving the effect that, to find out its cause, principal element still all be unable to do without sylvite class and ammonium drug class makees oxygen
Agent, the combination with metal fuel agent although these developmental achievement smog are reduced, but still have many smog, some medicaments
Composition roadholding is bad, and some new materials can not be used largely since material cost and production cost are excessively high, total to say
It, from the new product analysis researched and developed at present, because there are many defects and security risk thus be dfficult to apply to fireworks production.
It is restricted in view of multi-party factor in the prior art and existing problems, present inventor takes reverse thinking side
Formula seeks a kind of micro- cigarette medicament composition of new solvent flashing, makes up to few cigarette, dustless, nothing through exploratory experiment for many years
Taste, nontoxic, safe and environment-friendly ideal effect.
Invention content
The technical problem to be solved by the present invention is to, for micro- pyrotechnic composition in the prior art there are the problem of, propose a kind of group
Part is fairly simple, and has good security, and the ability of shock resistance, friction and high pressure is strong, the volatilization of only a small amount of micro- cigarette when setting off
The micro- pyrotechnic composition of colloid of solvent, to meet present fireworks production safety standard and the environmentally friendly requirement seted off.
The purpose of the present invention can be realized by following technical solution:
A kind of micro- pyrotechnic composition of colloid of solvent flashing is made using the following raw material and technique, material component and parts by weight
Than for:
100 parts by weight of NC;
Solvent 1-3 parts by weight;
Diphenylamines 0.5-2 parts by weight;
Passivator 1-3 parts by weight;
Graphite 0.5-2 parts by weight;
Vaseline 0.5-2 parts by weight.
Solvent in the above-mentioned component is easy volatile solvent.
A kind of micro- pyrotechnic composition of colloid of solvent flashing proposed by the invention, preparation process flow are:
1. 2. 3. 4. machinery is cut for mechanical presses molding-for machinery kneading-for raw material screening mixing--- 5. mechanical passivation -6. mixes
Closing medicine drying -, 7. finished product weighing and bagging -8. product inspection and is put in storage storage.
The fireworks product prepared using the micro- pyrotechnic composition of colloid proposed by the invention is had such as compared with prior art
Lower advantage and good effect:
1, when the micro- pyrotechnic composition of colloid prepared by technical solution using the present invention is produced for fireworks with setting off, due to its production
Product composition is free of chloric acid salt component, and sensitivity is low, so security performance is high, general shock and friction will not explode and thing occur
Therefore.
2, it thoroughly solves firework product for preparing firework product as a result of the micro- pyrotechnic composition of colloid of the present invention and exists
The problems such as cigarette dense smoke occurred in the process is black, smog is big, metal powder residual is seted off, no sulphur, a small amount of micro- cigarette, ring are truly realized
Protect the criterion of acceptability of low-carbon.
3, burn rate can be made to slow down, while in addition diphenylamines, vaseline since passivator is added in the component of the present invention
And graphite component can play the role of to the stable of composition again;Therefore, stablized with the firework product pharmaceutical properties that the present invention prepares,
Long term storage is never degenerated, and has the effect of deceleration is delayed to act on during setting off, product good security, at low cost, economic benefit
The advantages that high.
The present invention is examined as the micro- pyrotechnic composition of colloid of solvent flashing through national fireworks and firecrackers product quality supervision and inspection center
It surveys result and see the table below 1:
According to GB 10631-2013"Fireworks and crackers safety and quality",GB 11652-2012"Fireworks and firecrackers job safety technology
Regulation",GB/T16814.1-2010"The qualitative formulation of fireworks and firecrackers medicament component",GB/T 21241-2007"Fireworks and firecrackers is prohibited
Limit the use of medicament qualitative checking method",AQ 4104-2008"Fireworks and firecrackers pyrotechnic composition security performance and formulating method", nonstandard side
Method 201703"Pyrotechnic composition smog percent of pass detection method", associated specifications
Table 1:The fireworks safety performance detection report of national fireworks and firecrackers product quality supervision and inspection center.
NO:WJ20183050 clients or individual:Pictograph fine work fireworks Manufacturing Co., Ltd of Liuyang City:
。
Specific implementation mode
The present invention is further illustrated below in conjunction with specific embodiment.
A kind of micro- pyrotechnic composition of colloid of solvent flashing of the present invention.Its main feature is that including NC, solvent, diphenylamines, passivation
The weight part ratio of agent, graphite, vaseline, above-mentioned component is:NC100 parts by weight, solvent 1-3 parts by weight, diphenylamines 0.5-2 weights
Measure part, passivator 1-3 parts by weight, graphite 0.5-2 parts by weight, vaseline 0.5-2 parts by weight.
More preferably, in embodiments of the present invention, the micro- pyrotechnic composition of colloid of a kind of solvent flashing, preparation process
Flow is as follows:
1. the preferred raw material screening in above-mentioned component is mixed into composition;
2. mixed composition is uniform with machinery kneading;
It is item by jelly composition extrusion forming in the preparation flow 3. carrying out mechanical presses molding to the composition kneaded
Shape, but required according to different firework display drugs different, shape is also different, such as can extrude as granular or sheet finished product medicament,
Molding size, length size differ, depending on setting off needs;
4. bar compositions after molding are carried out to machinery again cuts into short strip shape colloid gunpowder;
5. the short strip shape colloid gunpowder cut is carried out mechanical passivation again;
Can spontaneously dry or dry 6. then drying the micro- pyrotechnic composition of short strip shape colloid obtained after Passivation Treatment;
7. finally by the micro- pyrotechnic composition finished product weighing and bagging of colloid after drying;
8. being put in storage storage after the packaged finished product sampling inspection of weighing.
In embodiments of the present invention, NC-- is also known as guncotton, and a kind of fibrous material of white, brisance is than black fire
Medicine is 2~3 times big, puts 170 DEG C naturally, easily burns, 12.78 DEG C of flash-point, 160 ~ 170 DEG C of fusing point, and explosion velocity 6300m/s is (nitrogenous
13%), NC meets Mars, high temperature, oxidant and most of organic amines and can occur to burn and explode, and can divide when being more than 40 DEG C such as temperature
It solves and spontaneous combustion, general addition water or ethyl alcohol make wetting agent.It is fast to fire speed, with alcohol, ether mixed solvent(1:3)It is fired after processing
Speed can obviously slow down, and exploing reaction equations formula is:
2 (C6H7O11N3) n → 3nN2 ↑+7nH2O ↑+3nCO2 ↑+9nCO ↑, since its explosion does not generate any flue dust, so
Referred to as " cordite ", scientific name cellulose nitrate is once called as nitrocellulose, nitrocotton.NC is a polymer.Its molecular weight
It is very big.Its molecular formula Shi [C6H7O2(ONO2)a(OH)3-a]N is industrially No. 1 strong cotton NC points(Nitrogenous >=13.13%),
No. 2 strong cottons(Nitrogenous 11.9%~12.4%), (nitrogenous 11.8%~12.1%) for ease of understanding, and has document nitrogenous to No. 3 weak cottons
The title guncotton of > 12.4%.Preferably NC is No. 1 strong cotton during the present invention is implemented, it is desirable that nitrogenous is 13%-13.4%.Industrial goods be by
The white fiber powder of stable treatment, it is not soluble in water, it is dissolved in acetone, generally common alcohol ether intermixture is made molten in commercial Application
Agent, NC not only easily catch fire, and sensitivity is also higher, impact sensitivity 50%(2kg drops hammer, 8cm drop heights, pyroxylin).
Being exceedingly fast based on NC fires speed, uses solvent to carry out plastics processing in the present invention, further to slow down burn rate.
For ease of processing, nitrogen content is moderate, thus the present invention propose use solubility for 40% NC.Because being carried out at plasticizing in mixed solvent
After reason molding, most solvent is removed, but still leaves a small amount of residual solvent, therefore also known as volatile solvent gunpowder, in fireworks component
After middle addition NC, micro- cigarette when product is seted off, securely and reliably.
Deterrent in component of the present invention is the substance for reducing explosive wastewater susceptibility, can be coated on blasting explosive granules surface, fill out
The gap in explosive is filled, the friction between explosive, dispersion external forces and absorption heat can be reduced, hot spot is generated to reduce
Probability and make explosive insensitiveness.Its insensitive mechanism one, heat absorption and heat-insulated theory, are inhaled using the big thermal capacitance of deterrent and small thermal coefficient
Explosive is received by the heat at the hot spot generated after mechanism, reduces temperature, and prevent to have been formed the further conduction of hot spot;
Two, buffering and lubrication theory, preferable, strength reduction, yielding property using the plasticity of deterrent, with its coated explosive product grain
When between explosive crystal, heat absorption and heat-blocking action are not only played, so being heat absorbent and heat guard, the small material of thermal conductivity again
There may be stronger insensitive action.Buffering and lubricating action are also acted as, friction and stress concentration phenomenon between explosive crystal grain are reduced,
To reduce the probability of hot spot generation, the mechanical sensitivity of explosive is also just reduced.Its type has paraffin deterrent, graphite insensitiveness
Agent, stearic acid deterrent, strong mixture type deterrent, the deterrent containing energy, polymer deterrent and chemical deterrent.Common insensitiveness
Agent:Paraffin, pitch, camphor, stearic acid, mineral oil, silicone oil, polyethylene wax, graphite, boron nitride, molybdenum disulfide, sodium bicarbonate, carbon
Sour strontium, calcium carbonate or combinations thereof.
Be in embodiment of the present invention using deterrent is added to dissolved in liquid flux after to composition rise passivation make
With.
The diphenylamines proposed in the present invention is as the stabilization agent in component, in order to improve the stability of NC, it is necessary to add
Enter stabilization agent of a certain amount of diphenylamines as component, decomposition product, and energy and decomposition product can be absorbed in the composition
Effect generates relatively stable compound, thus slows down the decomposition rate of the present composition, increases the storage phase.
It finally needs to be illustrated, the above embodiment described in the invention is only to illustrate the technical side of the present invention
Case and should not be understood as imposing any restrictions the present invention.It will be understood by those of ordinary skill in the art that the present invention is with known
Multiple material replacement/replacement, without departing from the present invention essential meaning under the premise of, should all cover the present invention protection
Among range.
Claims (2)
1. a kind of micro- pyrotechnic composition of the colloid of solvent flashing, it is characterised in that:Including NC, solvent, diphenylamines, passivator, graphite, all
The weight part ratio of intellectual circle, above-mentioned component is:
100 parts by weight of NC;
Solvent 1-3 parts by weight;
Diphenylamines 0.5-2 parts by weight;
Passivator 1-3 parts by weight;
Graphite 0.5-2 parts by weight;
Vaseline 0.5-2 parts by weight;
The preferred solubility of component NC is 40%.
2. a kind of preparation process of the micro- pyrotechnic composition of colloid of solvent flashing according to claim 1, it is characterised in that:It is described
The preparation process flow of the micro- pyrotechnic composition of colloid is:
1. 2. 3. 4. machinery is cut for mechanical presses molding-for machinery kneading-for raw material screening mixing--- 5. mechanical passivation -6. mixes
Closing medicine drying -, 7. finished product weighing and bagging -8. product inspection and is put in storage storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811000693.9A CN108689783A (en) | 2018-08-30 | 2018-08-30 | A kind of micro- pyrotechnic composition of the colloid of solvent flashing |
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| CN201811000693.9A CN108689783A (en) | 2018-08-30 | 2018-08-30 | A kind of micro- pyrotechnic composition of the colloid of solvent flashing |
Publications (1)
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| CN108689783A true CN108689783A (en) | 2018-10-23 |
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| CN201811000693.9A Pending CN108689783A (en) | 2018-08-30 | 2018-08-30 | A kind of micro- pyrotechnic composition of the colloid of solvent flashing |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320387A (en) * | 2018-10-31 | 2019-02-12 | 彭隆章 | A kind of cold light spraying decoration fireworks cellulose powder and preparation method thereof |
| CN110108744A (en) * | 2019-05-08 | 2019-08-09 | 西安近代化学研究所 | A kind of classification of explosives method based on thermal acceleration degradation |
| CN111393238A (en) * | 2020-04-03 | 2020-07-10 | 江西省冠天科技有限公司 | Fireworks capable of realizing safety production, storage and transportation and setting off |
| CN111533629A (en) * | 2020-05-27 | 2020-08-14 | 湖南坤普科技有限公司 | Firework and firecracker containing nitrocellulose and method for improving burning speed of firework and firecracker |
| CN111620757A (en) * | 2020-06-05 | 2020-09-04 | 湖南坤普科技有限公司 | Civil fireworks containing alcohol |
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
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| CN107793280A (en) * | 2017-11-23 | 2018-03-13 | 李健 | A kind of compound deterrent for fireworks and firecrackers pyrotechnic composition |
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Non-Patent Citations (1)
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320387A (en) * | 2018-10-31 | 2019-02-12 | 彭隆章 | A kind of cold light spraying decoration fireworks cellulose powder and preparation method thereof |
| CN110108744A (en) * | 2019-05-08 | 2019-08-09 | 西安近代化学研究所 | A kind of classification of explosives method based on thermal acceleration degradation |
| CN111393238A (en) * | 2020-04-03 | 2020-07-10 | 江西省冠天科技有限公司 | Fireworks capable of realizing safety production, storage and transportation and setting off |
| CN111393238B (en) * | 2020-04-03 | 2022-01-18 | 朱炳强 | Fireworks capable of realizing safety production, storage and transportation and setting off |
| CN111533629A (en) * | 2020-05-27 | 2020-08-14 | 湖南坤普科技有限公司 | Firework and firecracker containing nitrocellulose and method for improving burning speed of firework and firecracker |
| CN111620757A (en) * | 2020-06-05 | 2020-09-04 | 湖南坤普科技有限公司 | Civil fireworks containing alcohol |
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
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Application publication date: 20181023 |
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