CN110724021A - High-temperature-resistant pyrotechnic composition - Google Patents
High-temperature-resistant pyrotechnic composition Download PDFInfo
- Publication number
- CN110724021A CN110724021A CN201911074291.8A CN201911074291A CN110724021A CN 110724021 A CN110724021 A CN 110724021A CN 201911074291 A CN201911074291 A CN 201911074291A CN 110724021 A CN110724021 A CN 110724021A
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- CN
- China
- Prior art keywords
- parts
- temperature resistant
- pyrotechnic composition
- aluminum powder
- barium nitrate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B41/00—Compositions containing a nitrated metallo-organic compound
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06D—MEANS FOR GENERATING SMOKE OR MIST; GAS-ATTACK COMPOSITIONS; GENERATION OF GAS FOR BLASTING OR PROPULSION (CHEMICAL PART)
- C06D5/00—Generation of pressure gas, e.g. for blasting cartridges, starting cartridges, rockets
- C06D5/06—Generation of pressure gas, e.g. for blasting cartridges, starting cartridges, rockets by reaction of two or more solids
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Air Bags (AREA)
Abstract
The invention relates to pyrotechnic compositions, in particular to high-temperature resistant pyrotechnic compositions. The high-temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder. Wherein the weight parts of the components are as follows: 10-20 parts of potassium picrate, 40-50 parts of barium nitrate, 40-50 parts of antimony sulfide and 10-20 parts of aluminum powder. The invention has the beneficial effects that: 1. the heat resistance is good, and the paint can resist high temperature of 250 ℃ and can not burn and explode for 4 hours; 2. the preparation method is simple; 3. the production cost is low; 4. can be produced in batch.
Description
Technical Field
The invention relates to the technical field, in particular to high-temperature-resistant pyrotechnic composition.
Background
The perforating charge is a blasting material mounted on a perforating gun for perforating the wall of the well. In order to exploit deep well oil fields and ultra-deep well oil fields, high temperature resistant blasting equipment such as a high temperature resistant impact delay initiator, a high temperature resistant detonating cord and the like is needed in the perforation operation of the petroleum deep well, wherein high temperature resistant blasting agents, high temperature resistant pyrotechnic compositions, high temperature resistant delay agents and high temperature resistant explosives are needed. The heat-resistant grades can be divided into: common type (temperature resistance of about 170 ℃), deep well high temperature type (temperature resistance of about 220 ℃), and ultra-high temperature type (temperature resistance of about 250 ℃). At present, high-temperature resistant primer powder, delay powder and explosive which can resist about 250 ℃ exist in China, and the high-temperature resistant pyrotechnic composition (resistant to about 250 ℃) for realizing stable combustion from deflagration to detonation is less, or the preparation cost is higher or the process is too complex, so that the industrial batch production is not facilitated.
In order to solve the problems that the existing high-temperature resistant pyrotechnic composition is less, the preparation cost is higher, the process is too complex and the like, the high-temperature resistant pyrotechnic composition needs to be provided urgently.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the high-temperature resistant pyrotechnic composition which is simple to prepare and low in cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder. Wherein the weight parts of the components are as follows: 10-20 parts of potassium picrate, 40-50 parts of barium nitrate, 40-50 parts of antimony sulfide and 10-20 parts of aluminum powder. The raw materials are common raw materials, and part of the materials are simple to synthesize. And the components are uniformly mixed by a common method to prepare the high-temperature resistant pyrotechnic composition.
The invention has the beneficial effects that:
1. the heat resistance is good, and the paint can resist high temperature of 250 ℃ and can not burn and explode for 4 hours; 2. the preparation method is simple; 3. the production cost is low; 4. can be produced in batch.
Detailed Description
The invention is described in further detail below:
example 1: the high temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder. The weight parts of the components are as follows: 10 parts of potassium picrate, 40 parts of barium nitrate, 40 parts of antimony sulfide and 10 parts of aluminum powder.
Weighing 100g of potassium picrate, 400g of barium nitrate, 400g of antimony sulfide and 100g of aluminum powder, and mixing the components by hand or mechanically stirring uniformly to obtain the high-temperature resistant pyrotechnic composition.
Example 2: the high temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder. The weight parts of the components are as follows: 15 parts of potassium picrate, 40 parts of barium nitrate, 40 parts of antimony sulfide and 5 parts of aluminum powder.
Weighing 150g of potassium picrate, 400g of barium nitrate, 400g of antimony sulfide and 50g of aluminum powder, and mixing the components by hand or mechanical stirring to obtain the high-temperature resistant pyrotechnic composition.
Example 3: the high temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder. The weight parts of the components are as follows: 20 parts of potassium picrate, 40 parts of barium nitrate, 35 parts of antimony sulfide and 5 parts of aluminum powder.
Weighing 200g of potassium picrate, 400g of barium nitrate, 350g of antimony sulfide and 50g of aluminum powder, and mixing the components by hand or mechanical stirring uniformly to obtain the high-temperature resistant pyrotechnic composition.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A high-temperature resistant pyrotechnic composition is characterized in that: the high-temperature resistant pyrotechnic composition mainly comprises potassium picrate, barium nitrate, antimony sulfide and aluminum powder.
2. The high temperature resistant pyrotechnic composition of claim 1 wherein: the paint comprises, by weight, 10-20 parts of potassium picrate, 40-50 parts of barium nitrate, 40-50 parts of antimony sulfide and 10-20 parts of aluminum powder.
3. The high-temperature resistant pyrotechnic composition as claimed in claim 1 or 2, wherein: the paint comprises the following components, by weight, 10 parts of potassium picrate, 40 parts of barium nitrate, 40 parts of antimony sulfide and 10 parts of aluminum powder.
4. The high-temperature resistant pyrotechnic composition as claimed in claim 1 or 2, wherein: the paint comprises the following components, by weight, 15 parts of potassium picrate, 40 parts of barium nitrate, 40 parts of antimony sulfide and 5 parts of aluminum powder.
5. The high-temperature resistant pyrotechnic composition as claimed in claim 1 or 2, wherein: the paint comprises, by weight, 20 parts of potassium picrate, 40 parts of barium nitrate, 35 parts of antimony sulfide and 5 parts of aluminum powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074291.8A CN110724021A (en) | 2019-11-06 | 2019-11-06 | High-temperature-resistant pyrotechnic composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074291.8A CN110724021A (en) | 2019-11-06 | 2019-11-06 | High-temperature-resistant pyrotechnic composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110724021A true CN110724021A (en) | 2020-01-24 |
Family
ID=69224872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911074291.8A Pending CN110724021A (en) | 2019-11-06 | 2019-11-06 | High-temperature-resistant pyrotechnic composition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110724021A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4316412A (en) * | 1979-06-05 | 1982-02-23 | The United States Of America As Represented By The United States Department Of Energy | Low voltage nonprimary explosive detonator |
| CN85100858A (en) * | 1985-04-01 | 1985-10-10 | 北京工业学院 | A kind of thermal bridge wire type high-temperature electric detonator |
| CN1033178A (en) * | 1987-11-19 | 1989-05-31 | 北京工业学院 | Heat-resistance high mixed explosive |
| CN1847776A (en) * | 2005-04-11 | 2006-10-18 | 北京理工大学 | Heat resisting and pressure resisting safe electric detonator for oil well |
| CN100999429A (en) * | 2007-01-09 | 2007-07-18 | 浏阳市庆典烟花有限公司 | Glowing ray flash star for fireworks and its making method |
| CN104030865A (en) * | 2014-06-20 | 2014-09-10 | 邱小平 | Electric ignition powder for fireworks as well as electric ignition head and fireworks |
| CN106927985A (en) * | 2015-12-30 | 2017-07-07 | 刘瑞平 | A kind of Pyrotechnic composition |
-
2019
- 2019-11-06 CN CN201911074291.8A patent/CN110724021A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4316412A (en) * | 1979-06-05 | 1982-02-23 | The United States Of America As Represented By The United States Department Of Energy | Low voltage nonprimary explosive detonator |
| CN85100858A (en) * | 1985-04-01 | 1985-10-10 | 北京工业学院 | A kind of thermal bridge wire type high-temperature electric detonator |
| CN1033178A (en) * | 1987-11-19 | 1989-05-31 | 北京工业学院 | Heat-resistance high mixed explosive |
| CN1847776A (en) * | 2005-04-11 | 2006-10-18 | 北京理工大学 | Heat resisting and pressure resisting safe electric detonator for oil well |
| CN100999429A (en) * | 2007-01-09 | 2007-07-18 | 浏阳市庆典烟花有限公司 | Glowing ray flash star for fireworks and its making method |
| CN104030865A (en) * | 2014-06-20 | 2014-09-10 | 邱小平 | Electric ignition powder for fireworks as well as electric ignition head and fireworks |
| CN106927985A (en) * | 2015-12-30 | 2017-07-07 | 刘瑞平 | A kind of Pyrotechnic composition |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |