CN106276902A - A kind of preparation method of carbide raw materials for metallurgy compound binding agent - Google Patents
A kind of preparation method of carbide raw materials for metallurgy compound binding agent Download PDFInfo
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- CN106276902A CN106276902A CN201610581590.0A CN201610581590A CN106276902A CN 106276902 A CN106276902 A CN 106276902A CN 201610581590 A CN201610581590 A CN 201610581590A CN 106276902 A CN106276902 A CN 106276902A
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Abstract
The present invention relates to the preparation method of a kind of carbide raw materials for metallurgy compound binding agent, comprise the steps: that heated asphalt, to molten state, adds coal tar, insulation reaction, obtains modifying coal tar Colophonium, grind into powder after cooling, mix with solid epoxy powder, obtain compound binding agent.The invention further relates to the application in prepared by carbide raw materials for metallurgy of compound binding agent that described method is prepared from.The compound binding agent that the present invention provides is granular material, and transport is with easy to use；There is good high temperature bond performance and elevated temperature strength, enter high temperature furnace for pelletizing and establish good basis；The application on coke powder and quick lime powder of this compound binding agent is without adding moisture as auxiliary, and the pelletizing of compacting is without drying, simple to operate, is suitable to large-scale industrial production.
Description
Technical field
The present invention relates to macromolecule and powder compacting technical field, be specifically related to a kind of carbide raw materials for metallurgy compoiste adhering
The preparation method of agent.
Background technology
Tradition carbide produces and mainly uses furnace melting technique to produce CaC with block coke and lump lime for raw material2, because of
Less in this traditional calcium carbide production process use binding agent.Due to a large amount of block coke and the exploitation of lump lime and profit
With, cause the generation of substantial amounts of powdered coke and quick lime, serious environment pollution, and bring asking of the wasting of resources further
Topic.Therefore, powdered coke and quick lime is the most effectively utilized to become the problem needing solution badly.
At present, a kind of highly effective binder for preparing carbide raw materials for metallurgy is needed badly.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that one is simple to operate, bond effect good, save power consumption
The preparation method of carbide raw materials for metallurgy compound binding agent.
The invention provides the preparation method of a kind of carbide raw materials for metallurgy compound binding agent, comprise the steps: heating
Colophonium, to molten state, adds coal tar, insulation reaction, obtains modifying coal tar Colophonium, and grind into powder after cooling, with solids epoxy
Toner mixes, and obtains compound binding agent.
The temperature of heated asphalt of the present invention is preferably 100～120 DEG C.
In order to enable coal tar fully to act on Colophonium, the addition of described coal tar accounts for the 3～15% of asphalt quality.
Described Colophonium is preferably 1～2 hour with the response time of coal tar.
In order to strengthen the combination property of described compound binding agent, modifying coal tar Colophonium is ground to particle diameter by described grinding
Below 1mm.
In order to strengthen the combination property of described compound binding agent, the particle diameter of described solid epoxy powder is below 1mm.
The addition of described solid epoxy powder is preferably the 10～30% of modifying coal tar asphalt powder quality.
The present invention protects the compound binding agent applying described method to be prepared to prepare the side of carbide raw materials for metallurgy further
Method.Specifically include following steps: compound binding agent mixing semicoke powder, quick lime powder and described method being prepared from is all
Even, after heat treated, it is pressed into pelletizing,.
Wherein, the mass ratio of described semicoke powder, quick lime powder and compound binding agent be 1:1.3～1.5:0.2～
0.5。
The temperature of described heat treated is 100～150 DEG C, and the time is 1～2 hour.
The described pressure being pressed into pelletizing is 12～15MPa.
The carbide raw materials for metallurgy compound binding agent that the method that the present invention provides is prepared from has the advantage that this is combined
Binding agent is granular material, and transport is with easy to use；This compound binding agent, due to the addition of epoxy resin, causes it to have well
High temperature bond performance, the pelletizing simultaneously prepared has good elevated temperature strength, for pelletizing enter high temperature furnace establish good basis；
The application on coke powder and quick lime powder of this compound binding agent without adding moisture as auxiliary, the pelletizing of compacting without
Dry, simple to operate, be suitable to large-scale industrial production.
Detailed description of the invention
Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Embodiment 1
Compound binding agent is prepared according to following steps:
First Colophonium be heated to 100 DEG C of prepared molten state Colophoniumes, and adding mass percent in molten state Colophonium is 5%
Coal tar, 2 hours prepared modifying coal tar Colophonium of insulation reaction, cool down above-mentioned modifying coal tar cold primer-oil and be ground to
Below size 1mm；Weigh size subsequently and at the solid epoxy powder of below 1mm and add it to modifying coal tar Colophonium
In powder, wherein epoxy powder and modifying coal tar asphalt powder mass ratio are 0.3:1, uniformly mix above-mentioned material and prepare
Compound binding agent.
Embodiment 2
Compound binding agent is prepared according to following steps:
First Colophonium be heated to 110 DEG C of prepared molten state Colophoniumes, and adding mass percent in molten state Colophonium is
10% coal tar, 1 hour prepared modifying coal tar Colophonium of insulation reaction, cool down above-mentioned modifying coal tar cold primer-oil and ground
It is milled to below size 1mm；Weigh size subsequently and at the solid epoxy powder of below 1mm and add it to modifying coal tar
In asphalt powder, wherein epoxy powder and modifying coal tar asphalt powder mass ratio are 0.2:1, uniformly mix above-mentioned material
Prepare compound binding agent.
Embodiment 3
Compound binding agent is prepared according to following steps:
First Colophonium be heated to 120 DEG C of prepared molten state Colophoniumes, and adding mass percent in molten state Colophonium is
15% coal tar, 2 hours prepared modifying coal tar Colophonium of insulation reaction, cool down above-mentioned modifying coal tar cold primer-oil and ground
It is milled to below size 1mm；Weigh size subsequently and at the solid epoxy powder of below 1mm and add it to modifying coal tar
In asphalt powder, wherein epoxy powder and modifying coal tar asphalt powder mass ratio are 0.1:1, uniformly mix above-mentioned material
Prepare compound binding agent.
Embodiment 4
Carbide raw materials for metallurgy is prepared according to following steps:
Weighing semicoke powder, quick lime powder and the compound binding agent of embodiment 1 gained, the mass ratio making three is 1:
1.3:0.5, uniformly mixes above-mentioned three kinds of materials；The mixture of preparation is put into the heating furnace that temperature is 150 DEG C, Heat preservation
React 2 hours；Take out the mixed material through heat treated, put it in the ball press that pressure is 12MPa and be pressed into pelletizing,
?.
Embodiment 5
Carbide raw materials for metallurgy is prepared according to following steps:
Weighing semicoke powder, quick lime powder and the compound binding agent of embodiment 2 gained, the mass ratio making three is 1:
1.5:0.4, uniformly mixes above-mentioned three kinds of materials；The mixture of preparation is put into the heating furnace that temperature is 100 DEG C, Heat preservation
React 1.5 hours；Take out the mixed material through heat treated, put it into compacting balling-up in the ball press that pressure is 13MPa
Group,.
Embodiment 6
Carbide raw materials for metallurgy is prepared according to following steps:
Weighing semicoke powder, quick lime powder and the compound binding agent of embodiment 3 gained, the mass ratio making three is 1:
1.3:0.2, uniformly mixes above-mentioned three kinds of materials；The mixture of preparation is put into the heating furnace that temperature is 120 DEG C, Heat preservation
React 1 hour；Take out the mixed material through heat treated, put it in the ball press that pressure is 15MPa and be pressed into pelletizing,
?.
Although, used general explanation, detailed description of the invention and test, the present invention made detailed retouching
Stating, but on the basis of the present invention, can make some modifications or improvements it, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed
Scope.
Claims (10)
1. the preparation method of a carbide raw materials for metallurgy compound binding agent, it is characterised in that comprise the steps: heated asphalt
To molten state, adding coal tar, insulation reaction, obtain modifying coal tar Colophonium, grind into powder after cooling, with solid epoxy
Powder mixes, and obtains compound binding agent.
Preparation method the most according to claim 1, it is characterised in that the temperature of described heated asphalt is 100～120 DEG C.
Preparation method the most according to claim 1, it is characterised in that the addition of described coal tar accounts for the 3 of asphalt quality
～15%.
4. according to the preparation method described in claims 1 to 3 any one, it is characterised in that described Colophonium is anti-with coal tar
It is 1～2 hour between Ying Shi.
Preparation method the most according to claim 1, it is characterised in that modifying coal tar Colophonium is ground to grain by described grinding
Footpath below 1mm；The particle diameter of described solid epoxy powder is below 1mm.
Preparation method the most according to claim 1 or 5, it is characterised in that the addition of described solid epoxy powder
Account for the 10～30% of modifying coal tar asphalt powder quality.
7. the preparation method of a carbide raw materials for metallurgy, it is characterised in that semicoke powder, quick lime powder and employing right are wanted
The compound binding agent mix homogeneously asking preparation method described in 1～6 any one to be prepared from, after heat treated, is pressed into pelletizing,
?.
The preparation method of carbide raw materials for metallurgy the most according to claim 7, it is characterised in that described semicoke powder, calculogenesis
The mass ratio of ash powder and compound binding agent is 1:1.3～1.5:0.2～0.5.
9. according to the preparation method of the carbide raw materials for metallurgy described in claim 7 or 8, it is characterised in that described heat treated
Temperature is 100～150 DEG C, and the time is 1～2 hour.
10. according to the preparation method of the carbide raw materials for metallurgy described in claim 7～9 any one, it is characterised in that described pressure
The pressure making pelletizing is 12～15MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610581590.0A CN106276902A (en) | 2016-07-21 | 2016-07-21 | A kind of preparation method of carbide raw materials for metallurgy compound binding agent |
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| CN201610581590.0A CN106276902A (en) | 2016-07-21 | 2016-07-21 | A kind of preparation method of carbide raw materials for metallurgy compound binding agent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107434990A (en) * | 2017-07-24 | 2017-12-05 | 神雾环保技术股份有限公司 | A kind of preparation method of long flame coal dust and calcium lime powder shaping |
| CN111944994A (en) * | 2020-06-30 | 2020-11-17 | 湖南大学 | Preparation method of manganese-containing powder pressed pellet with self-reducing performance |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608321A (en) * | 2009-06-26 | 2009-12-23 | 东北大学 | A kind of aluminum electrolyzing cell used TiB 2The preparation method of/C gradient cathode material |
| CN102010202A (en) * | 2010-12-10 | 2011-04-13 | 昆明冶金研究院 | Method for preparing cold ramming paste for electrolytic aluminum |
| CN105778963A (en) * | 2016-04-27 | 2016-07-20 | 神雾环保技术股份有限公司 | Compound adhesive and application thereof in cold-state molding of semicoke and quick lime |
-
2016
- 2016-07-21 CN CN201610581590.0A patent/CN106276902A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608321A (en) * | 2009-06-26 | 2009-12-23 | 东北大学 | A kind of aluminum electrolyzing cell used TiB 2The preparation method of/C gradient cathode material |
| CN102010202A (en) * | 2010-12-10 | 2011-04-13 | 昆明冶金研究院 | Method for preparing cold ramming paste for electrolytic aluminum |
| CN105778963A (en) * | 2016-04-27 | 2016-07-20 | 神雾环保技术股份有限公司 | Compound adhesive and application thereof in cold-state molding of semicoke and quick lime |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107434990A (en) * | 2017-07-24 | 2017-12-05 | 神雾环保技术股份有限公司 | A kind of preparation method of long flame coal dust and calcium lime powder shaping |
| CN111944994A (en) * | 2020-06-30 | 2020-11-17 | 湖南大学 | Preparation method of manganese-containing powder pressed pellet with self-reducing performance |
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