CN102816032A - Xylitol nitrate ray-level simulation explosive mimics - Google Patents
Xylitol nitrate ray-level simulation explosive mimics Download PDFInfo
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- CN102816032A CN102816032A CN2012103349890A CN201210334989A CN102816032A CN 102816032 A CN102816032 A CN 102816032A CN 2012103349890 A CN2012103349890 A CN 2012103349890A CN 201210334989 A CN201210334989 A CN 201210334989A CN 102816032 A CN102816032 A CN 102816032A
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- xylitol
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Abstract
The invention relates to xylitol nitrate ray-level simulation explosive mimics and belongs to the technical field of energetic materials and simulation. The xylitol nitrate ray-level simulation explosive mimics are specifically prepared by a method that glycerol, malonic acid and formamide are weighed according to the proportional relation of the mass ratio of 289:192:19, and glycerol is heated to 80 DEG C at the mixing speed of 800 rounds/minute; at the maintained constant temperature of 80 DEG C and under the mixing condition of 800 rounds/minute, malonic acid is added into glycerol, and is mixed for 30 minutes after being completely added to enable malonic acid to be completely dissolved; and at the maintained constant temperature of 80 DEG C and under the mixing condition of 800 rounds/minute, formamide is added into the mixture at the speed of 20 drops/minute, the rotating speed is regulated to 1200 rounds/minute after fromamide is completely added, mixing is continuously carried out for 30 minutes, and the solution is completely mixed uniformly, cooled to the normal temperature and discharged, so the xylitol nitrate ray-level simulation explosive mimics are obtained. The xylitol nitrate ray-level simulation explosive mimics can substitute for a xylitol nitrate simulation explosive to be used for correction of the security check instrument and other instruments, so potential safety hazards are avoided.
Description
Technical field
The present invention relates to Xylitol nitric ether x ray level emulation explosive simulant, belong to energetic material and imitation technology field.
Background technology
Along with the terror upgrading, anti-terrorism strength is constantly strengthened, and terrified trial of strength with antiterrorism also will continue for some time.It is the object of terrorist attacks that airport, station, harbour and crowd concentrate the local and important place of comparatively dense always.Thereby various countries strengthen all should carrying out safety inspection to the luggage in various different paths and personnel's belongings.Safety check appearance recognition material needs corresponding reference before whether being the explosion hazard article.Generally, explosion hazard article material object should not be directly as object of reference, mainly be since the insecurity of explosion hazard article and people to the fear property at heart of explosive.Especially on the airport, safety check places such as station, harbour, to the periodic check of safety check appearance or demarcate more outstanding.
With the Xylitol nitric ether is example, and these hazardous substance are a kind of colourless transparent liquids, and explosive extremely strong and unusual unstable has friction to blast slightly, in the correction of safety check appearance, adopts true explosive to carry out verification or demarcation has high danger.
With the sample of x ray level stand-in as judgement explosion hazard article; Can form three aspect emulation from density, ordination number, chemical element and distinguish the explosion hazard article, can help global security staff and public security system personnel reducing under the factor situation such as dangerous instability tester as far as possible or demarcating the explosion hazard article to a certain extent.
The U.S., Britain and Israel have also prepared the stand-in of some explosives, and its density and ordination number are close with true thing, but elementary composition, element percentage composition and states of matter not necessarily accord with true explosive, belong to x ray level analogue simulation thing.But up to the present, do not retrieve Xylitol nitric ether x ray level analogue simulation thing and related data thereof.The x ray level analogue simulation thing of being done in the literary composition, close with true explosive aspect ordination number, density is close, elementary compositionly also meets basically.
Summary of the invention
The objective of the invention is in order to solve with the Xylitol nitric ether hazardous substance object of reference of directly discerning in kind as the safety check appearance; Has high danger; Has the x ray level analogue simulation thing that close density, ordination number, chemical element are formed and provide with the Xylitol nitric ether; When guaranteeing safety check appearance recognition material accuracy, avoided adopting the danger as object of reference in kind again.
Mentality of designing of the present invention is: x ray level emulation explosive simulant considers that mainly density, ordination number, chemical element form three aspects; The element percentage composition can be different with states of matter; Chemical element is formed and can be found out forming of contained each element by prescription; Density can get through densimeter measurement, and ordination number calculates and can get through formula.It at first is density issue; To select when seeking to fill a prescription and the close material of Xylitol nitric ether density; From the close material of density; Select ordination number and the close as far as possible material of Xylitol nitric ether, ordination number calculates through special formula, whether all contains element included in the Xylitol nitric ether in also will considering simultaneously to fill a prescription; Take all factors into consideration the relation of density, ordination number and element percentage composition aspect, it is consistent with true explosive at aspects such as ordination number, density to make every effort to stand-in.
1, seeks the prescription close with stand-in density
Consider according to the element that constitutes in the Xylitol nitric ether molecule; Need contain CHON in the prescription, take into full account the factor of density, seek and the close material of Xylitol nitric ether density; Perhaps select solid matter to be dissolved in liquid substance to increase the density of prescription; Select the mixed in theory composition of micromolecular compound, by formula calculate its ordination number, the ordination number of its mixture should be close with the Xylitol nitric ether.
2, finding the solution simulation with ordination number forms
Calculate according to the method for formula composition and ordination number the Xylitol nitric ether; Through calculating; Elementary composition percentage composition is approaching more; Ordination number is identical more, and is just more accurate with explosive Xylitol nitric ether molecule, can on the close material of element percentage composition, draw close as much as possible so seek when filling a prescription.
A wherein
i=m
iZ
i/ A
i, A
iBe the atomic wts of element i, Z
iBe ordination number, m
iIt is virtual mass.
3, accurate measurement, premix and assembling stand-in.
Not being simple mixing in process for preparation, if solid matter mixes each other or solid-liquid mixes, then is that a part of material is heated to fusing point; Make its fusing back make preparatory composite A in advance with other component; Treat the third material to be added after complete dispersing and mixing evenly again, under high-speed stirring and intensification condition, assemble, the material that has is then through disperseing; Solve intermiscibility; Should make organic element parcel water molecules (when mainly being meant trace water content) as moisture, make stand-in have good intermiscibility, not present demixing phenomenon and obtain corresponding explosive simulant.If liquid mixes each other, the mutual miscible assembling of direct two kinds of liquid gets final product.
The objective of the invention is to realize through following technical scheme:
The prescription of Xylitol nitric ether x ray level emulation explosive simulant of the present invention is following:
Prescription: these stand-in are to be prepared from 289: 192: 19 according to mass ratio through glycerine, propanedioic acid, methane amide.
The present invention adopts the concrete preparation process of these stand-in of formulation following:
Proportionlity according to above-mentioned prescription takes by weighing glycerine, propanedioic acid, methane amide, under the stirring velocity of 800r/min, glycerine is warming up to 80 ℃, keeps then under the agitation condition of 80 ℃ of constant temperature and 800r/min; In glycerine, add propanedioic acid, add the back that finishes and stir 3h, propanedioic acid is dissolved fully; The agitation condition that keeps 80 ℃ of constant temperature and 800r/min again adds methane amide with the speed of 30/min in mixed solution, dropwising the back, to regulate rotating speed be 1200r/min; Continue to mix 30min; Solution is mixed fully, is cooled to discharging behind the normal temperature, get final product Xylitol nitric ether x ray level emulation explosive simulant.
Beneficial effect
The Xylitol nitric ether stand-in of the present invention's preparation not only are consistent with true explosive on density, ordination number, and aspect elementary composition, also match with true explosive, but its molecular structure has the different of essence with true explosive, does not blast.Thereby the danger of having avoided the public place to use true explosive to bring; Can substitute the correction that explosive carries out instruments such as safety check appearance, reduce some unsafe factors in the use, and can reuse; Significant to correction of instrument etc., and can be used for the sample of imparting knowledge to students.
Embodiment
Below in conjunction with embodiment content of the present invention is further described.
Embodiment
Prescription: these stand-in are to be prepared from 289: 192.: 19 according to mass ratio through glycerine, propanedioic acid, methane amide;
The present invention adopts the concrete preparation process of these stand-in of formulation following:
The clean Erlenmeyer flask of 1000ml is put into magneton in order to stirring, and at first adds glycerine 289.00g, opens and stirs; Regulating the speed is 800r/min, is warming up to 80 ℃, keeps 80 ℃ of constant temperature and under the agitation condition of 800r/min, adds propanedioic acid 192.00g; Add the back that finishes and stir 3h, propanedioic acid is dissolved fully, keep the agitation condition of 80 ℃ of constant temperature and 800r/min then; Speed with 30/min adds methane amide 19.00g, and dropwising back adjusting rotating speed is 1200r/min, continues to mix 30min; Solution is mixed fully, is cooled to discharging behind the normal temperature, get final product Xylitol nitric ether x ray level emulation explosive simulant.Through calculating, stand-in ordination number and DADP are close, and it is also close to record density, can be referred to as x ray level analogue simulation thing.
The contrast of the ordination number of Xylitol nitric ether x ray level analogue simulation thing and density and Xylitol nitric ether authentic sample data is as shown in the table among the embodiment
Claims (1)
1. Xylitol nitric ether x ray level emulation explosive simulant is characterized in that the concrete preparation process of these stand-in is following:
Take by weighing glycerine, propanedioic acid, methane amide according to 289: 192: 19 proportionlity of mass ratio, under the stirring velocity of 800r/min, glycerine is warming up to 80 ℃, keep then under the agitation condition of 80 ℃ of constant temperature and 800r/min; In glycerine, add propanedioic acid, add the back that finishes and stir 3h, propanedioic acid is dissolved fully; The agitation condition that keeps 80 ℃ of constant temperature and 800r/min again adds methane amide with the speed of 30/min in mixed solution, dropwising the back, to regulate rotating speed be 1200r/min; Continue to mix 30min; Solution is mixed fully, is cooled to discharging behind the normal temperature, get final product Xylitol nitric ether x ray level emulation explosive simulant.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210334989.0A CN102816032B (en) | 2012-09-11 | 2012-09-11 | Xylitol nitrate ray-level simulation explosive mimics |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210334989.0A CN102816032B (en) | 2012-09-11 | 2012-09-11 | Xylitol nitrate ray-level simulation explosive mimics |
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| CN102816032A true CN102816032A (en) | 2012-12-12 |
| CN102816032B CN102816032B (en) | 2015-02-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114728862A (en) * | 2019-10-24 | 2022-07-08 | 欧盟委员会 | Mimic compositions of explosive compounds |
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| FR1164368A (en) * | 1957-01-05 | 1958-10-08 | France Etat | Process for the production of methyl nitrate and other alkyl nitrates |
| US3457329A (en) * | 1968-02-21 | 1969-07-22 | Us Navy | Inert simulant composition for a plastic bonded explosive |
| US5958299A (en) * | 1997-12-01 | 1999-09-28 | Regents Of The University Of California | Explosive simulants for testing explosive detection systems |
| CN1626500A (en) * | 2003-12-12 | 2005-06-15 | 许景峰 | Method for preparing nitrate ethoxide in ammonium nitrate group |
| CN101665434A (en) * | 2009-09-15 | 2010-03-10 | 天津大学 | Safe separation and purification method of nitrate ester |
| US8114230B1 (en) * | 2010-10-08 | 2012-02-14 | The United States Of America As Represented By The Secretary Of The Navy | Composition 4 (C-4) simulants |
| CN102557954A (en) * | 2011-12-30 | 2012-07-11 | 北京理工大学 | Preparation method for methylnitrate |
| CN102565021A (en) * | 2011-12-12 | 2012-07-11 | 北京理工大学 | Method for detecting n-butyl nitrate by using laser Raman spectrum detection |
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2012
- 2012-09-11 CN CN201210334989.0A patent/CN102816032B/en active Active
Patent Citations (8)
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| FR1164368A (en) * | 1957-01-05 | 1958-10-08 | France Etat | Process for the production of methyl nitrate and other alkyl nitrates |
| US3457329A (en) * | 1968-02-21 | 1969-07-22 | Us Navy | Inert simulant composition for a plastic bonded explosive |
| US5958299A (en) * | 1997-12-01 | 1999-09-28 | Regents Of The University Of California | Explosive simulants for testing explosive detection systems |
| CN1626500A (en) * | 2003-12-12 | 2005-06-15 | 许景峰 | Method for preparing nitrate ethoxide in ammonium nitrate group |
| CN101665434A (en) * | 2009-09-15 | 2010-03-10 | 天津大学 | Safe separation and purification method of nitrate ester |
| US8114230B1 (en) * | 2010-10-08 | 2012-02-14 | The United States Of America As Represented By The Secretary Of The Navy | Composition 4 (C-4) simulants |
| CN102565021A (en) * | 2011-12-12 | 2012-07-11 | 北京理工大学 | Method for detecting n-butyl nitrate by using laser Raman spectrum detection |
| CN102557954A (en) * | 2011-12-30 | 2012-07-11 | 北京理工大学 | Preparation method for methylnitrate |
Non-Patent Citations (1)
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| 许博，刘吉平: "《硝酸甲酯的制备研究》", 《全国危险物质与安全应急技术研讨会论文集》, 10 December 2011 (2011-12-10) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114728862A (en) * | 2019-10-24 | 2022-07-08 | 欧盟委员会 | Mimic compositions of explosive compounds |
| CN114728862B (en) * | 2019-10-24 | 2023-12-05 | 欧盟委员会 | Simulated composition of explosive compounds |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102816032B (en) | 2015-02-25 |
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