CN102675004A - Composite oil phase for bulk waterproof emulsion explosive and preparation method thereof - Google Patents
Composite oil phase for bulk waterproof emulsion explosive and preparation method thereof Download PDFInfo
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- CN102675004A CN102675004A CN2012101486982A CN201210148698A CN102675004A CN 102675004 A CN102675004 A CN 102675004A CN 2012101486982 A CN2012101486982 A CN 2012101486982A CN 201210148698 A CN201210148698 A CN 201210148698A CN 102675004 A CN102675004 A CN 102675004A
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Abstract
The invention discloses a composite oil phase for bulk waterproof emulsion explosive and a preparation method thereof. The composite oil phase is prepared from the following raw materials in parts by weight: 31.0 to 41.0 parts of base oil MV, 32 to 42.0 parts of liquid paraffin, 20.0 to 23.0 parts of ester polar polyfunctional polymer emulsifier, 3.5 to 5.5 parts of soya bean lecithin, 1.0 to 2.0 parts of glycerol monolaurate, and 0.5 to 5.0 parts of iso-decalol polyoxyethylene ether. The preparation method comprises the following steps of: heating and mixing the components in the prescription and the like. The composite oil phase is used for preparing a latex substrate in a production line of a ground latex producing process, so that latex can be quickly prepared at a water phase online speed is less than or equal to 5.52m/s (less than 500 revolutions per minute) low-cut velocity condition, the yield is 250kg/minute, and automatic, continuous and safe production of the latex substrate can be realized. The composite oil phase can form a composite solid mesh interfacial film in the emulsifying process, so that the strength and thickness of the emulsified film are increased, the stability is improved, the storage life is over 1 year, and water resistance is over 3 months.
Description
Technical field
The present invention relates to a kind of industrial explosive field, more specifically saying so relates to a kind of compound oil phase that is used for waterproof emulsion [explosive in bulk and preparation method thereof.
Background technology
Since the self-emulsifying explosive came out, because it has blasting performance preferably, safety performance and water repelling property had obtained using widely in engineering explosion.Emulsion [explosive belongs to non-thermodynamic stable system---and being dispersed in external phase is the inorganic oxidant salt saturated aqueous solution in the compound oil phase; Exist with the fine droplet form; Very easily assemble the crystallization breakdown of emulsion, improve Emulsion Explosive Stability is basic problem anxious to be solved in this research field always.The bulk emulsifying explosive production technique has intermittent type emulsifying process and continuous emulsifying technology; At present; Intermittent type emulsion explosive prodn technology is superseded basically; Domestic most explosive factory adopts continous way to load in mixture the turner skill and produces bulk emulsifying explosive, and the required compound oil phase of this technology is prepared by explosive factory voluntarily, and composition comprises: Span-80 emulsifying agent, machine oil, diesel oil and wax.Because the raw material quality proportioning of selecting for use is different, the compound oil phase quality fluctuation of preparation is bigger, and this compound oil phase needs emulsification under high shear rate (>=1000 rev/mins) condition, and the emulsion [explosive of production has certain stability and water resisting property.For improving the security of emulsion explosive prodn, the investigator is devoted under the prerequisite that guarantees explosive property always both at home and abroad, and the emulsification shearing resistance when reducing explosive production is researched and developed ground system breast explained hereafter waterproof emulsion [explosive in bulk.The core technology of this technology is compound oil phase; Require compound oil phase must possess fast rapid-result breast under the water of making on-line velocity 6.63～7.18m/s (600～650 rev/mins) low shear rate condition; Output reaches 250 kilograms/minute; The emulsion matrix of preparation has advantages of excellent stability ability, water repelling property and the anti-performance of jolting, and has suitable viscosity simultaneously, is the developing direction in industrial explosive field.
For improving China's industry waterproof emulsion explosive prodn state of the art in bulk; Make that the required core starting material of waterproof emulsion explosive prodn in bulk--compounded oil domesticizes mutually; Reduce production costs, promote the upgrading of industry Technology, the inventor is through test for many years; Finally develop a kind of new and effective compound oil phase that is used for waterproof emulsion [explosive in bulk, and successfully apply at my company's ground system breast automatic production line.
Summary of the invention
The object of the present invention is to provide a kind of compound oil phase that is used for waterproof emulsion [explosive in bulk.
A further object of the present invention provides a kind of preparation method who is used for the compound oil phase of waterproof emulsion [explosive in bulk.
The objective of the invention is to realize through following technical proposals:
The compound oil phase that is used for waterproof emulsion [explosive in bulk of the present invention is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 31.0～41.0
Whiteruss 32.0～42.0
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～23.0
Soybean lecithin 3.5～5.5
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 0.5～5.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is the preparations of Chinese patent 200610047954.3 methods; Promptly by the terminal hydroxy group Soxylat A 25-7; With polyisobutene acid anhydrides or polyisobutene acid, and AS, the emulsifying agent of the hydrophilic radical with long hydrocarbon chain of preparation;
A kind of preparation method of ester class polarity polyfunctional group macromolecule emulsifier is:
Will
79.8gThe polyisobutene maleic anhydride (the number average relative molecular mass=
979), concentration does
40wt% KOHThe aqueous solution
1.6gWith
76.1g HO (CH 2 ) 3 O (CH 2 -CH 2 O) 5 (CH 2 ) 6 OHMix,
150 ℃ ,-0.O8MPaEsterification under the condition
6After hour, be cooled to
95 ℃, add
142.9gConcentration does
30wt%Sodium dodecyl sulfate aqueous solution, normal pressure isothermal reaction again
1.5Hour, promptly get kinematic viscosity
(100 ℃, mm 2 / s :) 1632.2Acid number
(mg KOH/g): 20.3
According to the preparation method who is used for the compound oil phase of waterproof emulsion [explosive in bulk of the present invention, it is characterized in that comprising the following steps:
A, base oil MVI, whiteruss are added in the reaction kettle, and under 40～45 ℃ of conditions, stirred 10 minutes, process the oil fuel mixture in described composition of raw materials ratio;
B, under normal pressure turn on agitator; Add ester class polarity polyfunctional group macromolecule emulsifier, soybean lecithin, lauric monoglyceride, isomery ten polyoxyethylenated alcohol successively in described composition of raw materials ratio; Under 80～110 ℃ of conditions, stirred 30 minutes; Add the oil fuel mixture again, under 100～120 ℃ of conditions, stirred 20 minutes, make;
Wherein the weight part proportioning of base oil MVI, whiteruss, ester class polarity polyfunctional group macromolecule emulsifier, soybean lecithin, lauric monoglyceride and isomery ten polyoxyethylenated alcohol is with the above.
According to the compound oil phase that is used for waterproof emulsion [explosive in bulk of the present invention, it is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 32.5～34.5
Whiteruss 38.5～40.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～4.5
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is with the above.
According to the compound oil phase that is used for waterproof emulsion [explosive in bulk of the present invention, it is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 35.5～37.5
Whiteruss 35.5～37.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～5.0
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is with the above.
According to the compound oil phase that is used for waterproof emulsion [explosive in bulk of the present invention, it is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 32.5～34.5
Whiteruss 38.5～40.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～5.0
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is with the above
The technical performance index that is used for the compound oil phase of waterproof emulsion [explosive in bulk of the present invention is seen table 1.
Table 1 is used for the technical performance index of the compound oil phase of waterproof emulsion [explosive in bulk
| 25 ℃ of (g/cm of density 3） | 0.86～0.89 |
| 40 ℃ of (mm of viscosity 2/s） | 30～45 |
| Open flash point (℃) | ＞140 |
| Use the quality guaranteed period (year) | ＞3. |
| Colostrum LV (m/s) | ≤5.52 |
| Outward appearance | The yellowish brown transparent oily liquid |
Advantage of the present invention is:
1, adopts the compound oil phase that is used for waterproof emulsion [explosive in bulk of the present invention; Prepare emulsion matrix at ground system breast production line; Can make fast rapid-result breast under water on-line velocity≤5.52m/s (≤500 rev/mins) low shear rate condition, far below the promotion≤10m/s of country, output reaches 250 kilograms/minute; Realize the emulsion matrix automatic continuous production, realized the process safety of explosive production.
2, in emulsion process, can form compounding solid netted interfacial film, increase emulsification film strength and thickness, latex particle size can be reduced to 1 μ m, is yellowish translucent thickness body of paste with the emulsion matrix of its preparation, has improved the stability of emulsion matrix.Emulsion matrix reaches more than 1 year storage period, and anti-water reached more than three months, has realized that emulsion matrix transports at a distance, and transportation radius reaches more than 300 kilometers, and the prepackage phase of water-proof explosive prepackage medicine in bulk reached more than one month.
Embodiment
Embodiment 1
1, the preparation method of ester class polarity polyfunctional group macromolecule emulsifier:
With 79.8g polyisobutene maleic anhydride (number average relative molecular mass=979), concentration is KOH aqueous solution 1.6g and the 76.1g HO (CH of 40wt%
2)
3O (CH
2-CH
2O)
5(CH
2)
6OH mixes, 150 ℃ ,-the 0.O8MPa condition under esterification after 6 hours, be cooled to 95 ℃, adding 142.9g concentration is the sodium dodecyl sulfate aqueous solution of 30wt%, the normal pressure isothermal reaction is 1.5 hours again, promptly gets kinematic viscosity (100 ℃, mm
2/ s :) 1632.2; Acid number (mg KOH/g): 20.3;
2, the compound oil phase that is used for waterproof emulsion [explosive in bulk is made up of the raw material of following weight part:
Base oil MVI 33.5
Whiteruss 39.5.
Ester class polarity polyfunctional group macromolecule emulsifier 20.0
Soybean lecithin 4.5
Lauric monoglyceride 1.5
Isomery ten polyoxyethylenated alcohol 1.0
3, the compound oil phase preparation method who is used for waterproof emulsion [explosive in bulk:
A, base oil MVI, whiteruss are added in the reaction kettle, and under 42～45 ℃ of conditions, stirred 10 minutes, process the oil fuel mixture in described composition of raw materials ratio;
B, under normal pressure turn on agitator; Add ester class polarity polyfunctional group macromolecule emulsifier, soybean lecithin, lauric monoglyceride, isomery ten polyoxyethylenated alcohol successively in described composition of raw materials ratio; Under 90～100 ℃ of conditions, stirred 30 minutes; Add the oil fuel mixture again, under 110～120 ℃ of conditions, stirred 20 minutes, make.
Embodiment 2
1, the preparation method of ester class polarity polyfunctional group macromolecule emulsifier: with embodiment 1.
2, the compound oil phase that is used for waterproof emulsion [explosive in bulk is made up of the raw material of following weight part:
Base oil MVI 36.5
Whiteruss 36.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0
Soybean lecithin 4.5
Lauric monoglyceride 1.5
Isomery ten polyoxyethylenated alcohol 1.0
3, the compound oil phase preparation method who is used for waterproof emulsion [explosive in bulk: with embodiment 1.
Embodiment 3
1, the preparation method of ester class polarity polyfunctional group macromolecule emulsifier: with embodiment 1.
2, be used for the compound oil phase of waterproof emulsion [explosive in bulk, it is made up of the raw material of following weight part
Base oil MVI 39.0
Whiteruss 34.0
Ester class polarity polyfunctional group macromolecule emulsifier 20.0
Soybean lecithin 4.5
Lauric monoglyceride 1.5
Isomery ten polyoxyethylenated alcohol 1.0
3, the compound oil phase preparation method who is used for waterproof emulsion [explosive in bulk: with embodiment 1.
The raw material composition and performance index of table 2 embodiment of the invention 1 ~ 3 and comparative example:
Claims (5)
1. compound oil phase that is used for waterproof emulsion [explosive in bulk is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 31.0～41.0
Whiteruss 32.0～42.0
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～23.0
Soybean lecithin 3.5～5.5
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 0.5～5.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is by the terminal hydroxy group Soxylat A 25-7, with polyisobutene acid anhydrides or polyisobutene acid, and AS, the emulsifying agent of the hydrophilic radical with long hydrocarbon chain of preparation.
2. the preparation method who is used for the compound oil phase of waterproof emulsion [explosive in bulk according to claim 1 is characterized in that comprising the following steps:
A, base oil MVI, whiteruss are added in the reaction kettle, and under 40～45 ℃ of conditions, stirred 10 minutes, process the oil fuel mixture in described composition of raw materials ratio;
B, under normal pressure turn on agitator; Add ester class polarity polyfunctional group macromolecule emulsifier, soybean lecithin, lauric monoglyceride, isomery ten polyoxyethylenated alcohol successively in described composition of raw materials ratio; Under 80～110 ℃ of conditions, stirred 30 minutes; Add the oil fuel mixture again, under 100～120 ℃ of conditions, stirred 20 minutes, make;
Wherein, the weight part proportioning of base oil MVI, whiteruss, ester class polarity polyfunctional group macromolecule emulsifier, soybean lecithin, lauric monoglyceride and isomery ten polyoxyethylenated alcohol, said with claim 1.
3. the compound oil phase that is used for waterproof emulsion [explosive in bulk according to claim 1 is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 32.5～34.5
Whiteruss 38.5～40.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～4.5
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is said with claim 1.
4. the compound oil phase that is used for waterproof emulsion [explosive in bulk according to claim 1 is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 35.5～37.5
Whiteruss 35.5～37.5
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～5.0
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is said with claim 1.
5. the compound oil phase that is used for waterproof emulsion [explosive in bulk according to claim 1 is characterized in that it is made up of following raw materials in weight portion:
Base oil MVI 38.0～40.0
Whiteruss 33.0～35.0
Ester class polarity polyfunctional group macromolecule emulsifier 20.0～21.0
Soybean lecithin 4.0～5.0
Lauric monoglyceride 1.0～2.0
Isomery ten polyoxyethylenated alcohol 1.0～2.0
Wherein, ester class polarity polyfunctional group macromolecule emulsifier is said with claim 1.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304349A (en) * | 2013-06-14 | 2013-09-18 | 鞍钢集团矿业公司 | Compound oil phase for underground mine emulsion explosives, and preparation method and applications thereof |
| CN105294369A (en) * | 2015-07-23 | 2016-02-03 | 浏阳金科新材料有限公司 | Water-resistant composite oil phase special for liquid mixed type expanded explosive production process |
| CN110937964A (en) * | 2019-12-25 | 2020-03-31 | 四川金雅科技有限公司 | Composite oil phase for mixed emulsion explosive and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101152993A (en) * | 2006-09-29 | 2008-04-02 | 鞍钢集团矿业公司 | Emulsifying agent for emulsification blasting agent mixing vehicle and synthesizing method thereof |
| CN102180753A (en) * | 2011-02-25 | 2011-09-14 | 清远市灵捷制造化工有限公司 | Compound oil phase for emulsion explosives made by loading machine |
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2012
- 2012-05-15 CN CN201210148698.2A patent/CN102675004B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101152993A (en) * | 2006-09-29 | 2008-04-02 | 鞍钢集团矿业公司 | Emulsifying agent for emulsification blasting agent mixing vehicle and synthesizing method thereof |
| CN102180753A (en) * | 2011-02-25 | 2011-09-14 | 清远市灵捷制造化工有限公司 | Compound oil phase for emulsion explosives made by loading machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304349A (en) * | 2013-06-14 | 2013-09-18 | 鞍钢集团矿业公司 | Compound oil phase for underground mine emulsion explosives, and preparation method and applications thereof |
| CN105294369A (en) * | 2015-07-23 | 2016-02-03 | 浏阳金科新材料有限公司 | Water-resistant composite oil phase special for liquid mixed type expanded explosive production process |
| CN105294369B (en) * | 2015-07-23 | 2017-10-13 | 浏阳金科新材料有限公司 | A kind of water-resistant type composite oil phase for being exclusively used in the mixing expanded explosive production technology of liquid |
| CN110937964A (en) * | 2019-12-25 | 2020-03-31 | 四川金雅科技有限公司 | Composite oil phase for mixed emulsion explosive and preparation method thereof |
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| CN102675004B (en) | 2014-10-08 |
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Address after: 114001 Liaoning Province, the eastern part of the Anshan iron green street, No. 27 Patentee after: Anshan Iron and Steel Group Mining Design and Research Institute Co., Ltd. Address before: 114001 Liaoning Province, the eastern part of the Anshan iron green street, No. 27 Patentee before: Mining Design and Research Institute of Anshan Iron and Steel Group |