CN108787176A - A kind of application of the based compound containing peroxide - Google Patents

A kind of application of the based compound containing peroxide Download PDF

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Publication number
CN108787176A
CN108787176A CN201810495489.2A CN201810495489A CN108787176A CN 108787176 A CN108787176 A CN 108787176A CN 201810495489 A CN201810495489 A CN 201810495489A CN 108787176 A CN108787176 A CN 108787176A
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Prior art keywords
based compound
compound containing
application
peroxide
peroxy
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CN201810495489.2A
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CN108787176B (en
Inventor
刘润清
林上勇
孙伟
胡岳华
韩海生
王丽
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Central South University
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Central South University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/002Inorganic compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/06Depressants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00Specified materials treated by the flotation agents; Specified applications
    • B03D2203/02Ores

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The present invention relates to a kind of applications of based compound containing peroxide, belong to non-ferrous metal ore technical field.The based compound containing peroxide is used as the inhibitor of vulcanization M mine floatation process.The compound containing peroxy is at least one of hydrogen peroxide, Peracetic acid, sodium carbonate peroxide.The vulcanization M mines are selected from least one of the sulfide of the sulfide of lead, the sulfide of bismuth, antimony.The invention avoids traditional inhibitors dosages big, severe operational environment, the disadvantage that environmental pollution is serious, harmful, not only simplify floatation process, reduce floating agent, reduce dosing, and good separating effect, and environmental pollution is small, is convenient for industrial applications.

Description

A kind of application of the based compound containing peroxide
Technical field
The present invention relates to a kind of applications of based compound containing peroxide, belong to non-ferrous metal ore technical field.
Background technology
In non-ferrous metal ore technique, the selection of inhibitor is to improving mineral processing index important in inhibiting.Common lead, Bismuth, antimony sulphide ore inhibitor can be divided into two class of inorganic inhibitor and organic inhibitor.Inorganic inhibitor mainly has sodium sulfite, again Chromate, vulcanized sodium, sodium thiosulfate, cyanide etc..Organic inhibitor includes mainly thioacetic acid, carboxymethyl cellulose, gathers Acrylamide, dextrin etc..
Organic inhibitor is more with quantity, source is wide, is suitable for a variety of needs, and can be according to certain minerals system and reality Border needs the advantages that coming flexible design agent molecule structure and functional group.But due to the electrochemical properties of sulphide ore, sulphide ore has For machine inhibitor with other medicament obvious differences on molecular structure and performance, this is also organic inhibitor in sulfide flotation It is sodium thioglycolate industrially to apply rare reason, the organic inhibitor being industrially applied successfully at present.
Vulcanized sodium is one of most widely used bismuth in current industrial, lead, antimony sulphide ore inorganic inhibitor.It is floating in sulphide ore It chooses, the amount of sodium sulfide as inhibitor is larger.In floatation process, if amount of sodium sulfide is insufficient, inhibition cannot be reached The effect of lead, bismuth, antimony sulphide ore can activate other sulphide ores, floatation indicators is caused to be deteriorated instead;When dosage is excessive, and it can produce Raw reagent removal effect so that other floating agent dosages greatly increase, and cause that the production cost increases.Therefore, make using vulcanized sodium For inhibitor when, need reasonably control vulcanized sodium dosage and action time, this is more demanding to the operation of flotation worker, with Produced on-site requires the principle of simple and stable to run counter to.Meanwhile when using vulcanized sodium, easily generating hydrogen sulfide gas, hydrogen sulfide For toxic gas, the life and health of people is adversely affected.
Therefore, how to develop it is a kind of efficiently, nonhazardous, the strong lead of selectivity, bismuth, antimony sulphide ore inhibitor be currently to select In mine technology one of the problem of urgent need to resolve.Currently, using the compound of peroxy is contained as lead, bismuth, antimony in floatation process The technology of sulphide ore inhibitor, is also rarely reported in pertinent literature.
Invention content
It is high, adaptable it is an object of the invention to provide a kind of stable operation, separative efficiency regarding to the issue above, together When can replace vulcanized sodium, reduce production cost, the beneficiation reagent to reduce environmental pollution.
A kind of application of the based compound containing peroxide of the present invention;Suppression of the based compound containing peroxide as vulcanization M mine floatation process Preparation uses.
A kind of application of the based compound containing peroxide of the present invention;The based compound containing peroxide include hydrogen peroxide, Peracetic acid, At least one of sodium carbonate peroxide.Preferably hydrogen peroxide.The vulcanization M mines are selected from the sulfide of lead, the sulfide of bismuth, antimony At least one of sulfide.In the present invention, inhibition of the based compound containing peroxide as vulcanization M mine floatation process is used alone Agent uses.The effect that can have also obtained simultaneously.
A kind of application of the based compound containing peroxide of the present invention;The compound for containing peroxy as in floatation process, Inhibit vulcanization M flotation so that vulcanization M is detached with other metal sulfides;Other described metal sulfides be selected from molybdenum sulphide ore, At least one of sulphide ore of nickel.
A kind of application of the based compound containing peroxide of the present invention;The compound for containing peroxy inhibits as vulcanization M mines Agent can be used for roughing operation, selected operation, scan at least one floatation process in operation.
A kind of application of the based compound containing peroxide of the present invention;When the compound containing peroxy is used for flotation, control The pH of system ranging from 1-14, preferably 6-10, further preferably 8-9.
A kind of application of the based compound containing peroxide of the present invention;In terms of pure material, the inhibitor containing peroxy is in roughing In operation amount ranges be 200~1500 g tons to mine, preferably 200~500 g tons to mine, further preferably 200~ 300 g tons are to mine.Less than range then there may be inhibition deficiency, mineral can not detach dosage;It can then be broken beyond this range The floatability of bad mineral, causes recovery rate of valuable metals to reduce.
A kind of application of the based compound containing peroxide of the present invention;In terms of pure material, the inhibitor containing peroxy is selected In operation amount ranges be 50~500 g tons to mine, preferably 50~300 g tons to mine, further preferably 50~150 G ton is to mine.Less than range then there may be inhibition deficiency, mineral can not detach dosage;It can then be destroyed beyond this range The floatability of mineral, causes recovery rate of valuable metals to reduce.
A kind of application of the based compound containing peroxide of the present invention;In terms of pure material, the inhibitor containing peroxy is being scanned In operation amount ranges be 50~300 g tons to mine, preferably 50~200 g tons to mine, further preferably 50~100 G ton is to mine.Less than range then there may be inhibition deficiency, mineral can not detach dosage;It can then be destroyed beyond this range The floatability of mineral, causes recovery rate of valuable metals to reduce.
Preferably, a kind of lead bismuth antimony sulphide ore inhibitor containing peroxy is applied in flotation operation Directly use in solid form, can also the form of pre- wiring solution-forming used.
Preferably, a kind of lead bismuth antimony sulphide ore inhibitor containing peroxy can appoint with existing technique of preparing Collecting agent, foaming agent, the collocation of pH regulators use in one.
With it is of the present invention it is a kind of containing peroxy lead bismuth antimony sulphide ore inhibitor collocation use collecting agent, foaming agent, PH regulators etc. are the conventional dose in existing technique of preparing.
Hydrogen peroxide of the present invention, Peracetic acid, sodium carbonate peroxide are commercially available conventional reagent.
In ore dressing process, the control of the fineness of raw material, the dosage system and prior art relevant parameter of collecting agent, foaming agent It can be consistent.
Relatively current floatation process, the advantageous effect that technical solution of the present invention is brought:
1. present invention firstly discovers that the compound containing peroxy has excellent inhibition to sulfide M in floatation process Performance, and the discovery is applied to during the FLOTATION SEPARATION of sulphide ore M and other sulphide ores.Technical scheme of the present invention with it is existing There is technology to compare, use the compound containing peroxy for the first time as lead, the inhibitor of bismuth, antimony, can efficiently inhibit lead, The sulphide ores such as bismuth, antimony reduce each valuable metal and mutually contain rate in concentrate.
2. in technical scheme of the present invention, using containing peroxy compound (including hydrogen peroxide) replace vulcanized sodium as The inhibitor of the sulphide ores such as bismuth, antimony can eliminate the drawbacks such as big amount of sodium sulfide, severe operational environment, seriously polluted, not only can Environmental pollution is reduced, dosing is reduced, reduces beneficiation cost, and process conditions are mild, safe operating environment.
3. in technical scheme of the present invention, medicament using pH conditions it is wide in range, avoid existing high alkali systems to molybdenum, bismuth, antimony, Adverse effect, is conducive to the recycling of target minreal, ensure that valuable gold to the greatest extent caused by the valuable metal recoveries such as lead, copper The rate of recovery of category improves resource utilization.
Description of the drawings
Fig. 1 is the flotation flowsheet figure that the present invention is applied to molybdenum bismuth bulk concentrate;
Specific implementation mode
Son is intended to further illustrate the content of present invention with reference to embodiments, the guarantor for the claim that is not intended to limit the present invention Protect range.
Embodiment 1
1. raw material
Grade containing molybdenum is 28-29% in the molybdenum bismuth bulk concentrate sorted, and bismuth grade is 13-14%, and molybdenum is mainly molybdenite, Bismuth is mainly bismuthine, and fineness is that -200 mesh account for 80%~85%.Floating agent is kerosene, 2# is oily, hydrogen peroxide (30% concentration), It is commercially available conventional dose.
2. operating procedure and technical conditions are as follows:
1. roughing operation:A certain amount of molybdenum bismuth bulk concentrate is weighed, it is 30~35% to be added with water to pulp density, by ore pulp It pours into suitable flotation cell, adjusting pH values of pulp is 8-9, and the hydrogen peroxide of 400g/t is added into flotation cell, is stirred 3~5 minutes, Then collecting agent 50g/t kerosene is added, stirs 3~5 minutes, is eventually adding foaming agent 20g/t terpenic oils, stirring 3 minutes is laggard Row molybdenum bismuth detaches roughing operation;
2. molybdenum selected one:The hydrogen peroxide of addition 150g/t in the concentrate of separation roughing operation, stirring 3~5 minutes, then Add 20g/t kerosene, stirring 3~carry out the selected operation of molybdenum after five minutes;
3. molybdenum selected two:The hydrogen peroxide solution of 50g/t is added in the concentrate of the selected operation of molybdenum, stirs 2~3 minutes, Then the kerosene of 20g/t is added, stirring carries out selected two operation of molybdenum after 2~3 minutes;
4. molybdenum selected three:Selected three operation of molybdenum is carried out after the concentrate of selected two operation of molybdenum is stirred 2~3 minutes, molybdenum is selected The concentrate of three operations is molybdenum concntrate;
5. molybdenum scans one:It is added 15g/t kerosene simultaneously in the tailing of separation roughing operation, stirs 2~3 minutes, then Foaming agent 15g/t terpenic oils are added, stirring carries out molybdenum after 2~3 minutes and scans an operation;
6. molybdenum scans two:15g/t kerosene is added in the tailing that molybdenum scans an operation, stirring carries out molybdenum after 2~3 minutes and sweeps It is bismuth concentrate to select two operations, the tailing that molybdenum scans two operations;
7. molybdenum is selected one, molybdenum is selected two, molybdenum is selected three, molybdenum scans one, molybdenum and scans the chats of two flotation operations and returns successively Last flotation operation.
Experimental result is shown in Table 1.
Embodiment 2
Other conditions are consistent with embodiment 1, the difference is that:The dosage of hydrogen peroxide dosage of the present invention when roughing Research on maximum utilized quantity is 1500g/t in range, and research on maximum utilized quantity is 500g/ in the dosage of hydrogen peroxide amount ranges of the present invention when selected T, acquired results are shown in Table 1.
Embodiment 3
Other conditions are consistent with embodiment 1, the difference is that:The dosage of hydrogen peroxide dosage of the present invention when roughing Minimum amount is 200g/t in range, and research on maximum utilized quantity is 50g/t in the dosage of hydrogen peroxide amount ranges of the present invention when selected, Its acquired results is shown in Table 1.
Comparative example 1
Other conditions are consistent with embodiment 1, the difference is that:The dosage of hydrogen peroxide is 5000g/t when roughing;Its institute 1 must be the results are shown in Table.
Comparative example 2
Other conditions are consistent with embodiment 1, the difference is that:The dosage of hydrogen peroxide is 1000g/t when selected;Its institute 1 must be the results are shown in Table.
Comparative example 3
Other conditions are consistent with embodiment 1, the difference is that:Using double in vulcanized sodium equivalent alternative embodiment 1 Oxygen water, acquired results are shown in Table 1.
Comparative example 4
Other conditions are consistent with comparative example 3, the difference is that:Vulcanized sodium roughing dosage is 1500g/t, selected dosage For 800g/t+500g/t, acquired results are shown in Table 1.
1 flotation experiments result of table
By embodiment and comparative example as can be seen that using a kind of lead bismuth antimony sulphide ore suppression containing peroxy of the present invention Preparation can inhibit bismuthine well, realize the separation of molybdenum bismuth rough concentrate;Meanwhile by the flotation results of comparative example it is found that when this When inventing a kind of inhibitor dosage containing peroxy more than the scope of the present invention, target minreal can be inhibited, Bu Nengshi The FLOTATION SEPARATION of existing target minreal and non-target minreal;In addition, by comparing 3 and 4 experimental results it is found that the present invention is a kind of to contain peroxide The inhibitor of base is compared compared with vulcanized sodium, and under dosage, floatation indicators are good, can be used as the substitution medicament of existing depressing agent.
It should be noted that although an embodiment of the present invention has been shown and described, for the ordinary skill of this field For personnel, it is possible to understand that can carry out a variety of changes to these embodiments without departing from the principles and spirit of the present invention Change, modification, replacement and modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of application of based compound containing peroxide;It is characterized in that:Based compound containing peroxide is as vulcanization M mine floatation process Inhibitor uses.
2. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:The chemical combination containing peroxy Object includes at least one of hydrogen peroxide, Peracetic acid, sodium carbonate peroxide, and the vulcanization M mines are selected from the sulphur of the sulfide of lead, bismuth At least one of the sulfide of compound, antimony.
3. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described containing peroxy For compound as in floatation process, inhibition vulcanizes M mine flotation so that vulcanization M mines are detached with other metal sulfides;It is described other Metal sulfide is selected from least one of the sulphide ore of the sulphide ore of molybdenum, nickel.
4. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described containing peroxy Compound is used for roughing operation, selected operation as vulcanization M inhibitor, scans at least one floatation process in operation.
5. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described containing peroxy When compound is used for flotation, the pH ranging from 1-14 of control system.
6. a kind of application of based compound containing peroxide according to claim 5;It is characterized in that:It is described containing peroxy When compound is used for flotation, the pH ranging from 6-10 of control system.
7. a kind of application of based compound containing peroxide according to claim 6;It is characterized in that:It is described containing peroxy When compound is used for flotation, the pH ranging from 8-9 of control system.
8. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described in terms of pure material Inhibitor containing peroxy amount ranges in roughing operation are 200~1500 g tons to mine.
9. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described in terms of pure material Inhibitor containing peroxy amount ranges in selected operation are 50~500 g tons to mine.
10. a kind of application of based compound containing peroxide according to claim 1;It is characterized in that:It is described in terms of pure material Inhibitor containing peroxy amount ranges in scanning operation are 50~300 g tons to mine.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113333177A (en) * 2021-05-20 2021-09-03 中国恩菲工程技术有限公司 Combined inhibitor for separating copper sulfide ore containing secondary copper and separation method

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CN101172267A (en) * 2007-12-03 2008-05-07 西部矿业股份有限公司 Technique for improving complex vulcanizing copper mine ore floatation indicators
CN101585017A (en) * 2009-06-05 2009-11-25 湖南有色金属研究院 Ore-selecting method of difficultly-selected copper zinc sulphur ore
CN104080541A (en) * 2012-01-27 2014-10-01 赢创德固赛有限公司 Enrichment of metal sulfide ores by oxidant assisted froth flotation
CN106824550A (en) * 2017-03-22 2017-06-13 辽宁宝翔科技有限公司 A kind of iron mineral inhibitor and preparation method thereof
CN107812617A (en) * 2017-10-25 2018-03-20 江西理工大学 One kind improves the difficult copper sulfide ore beneficiation of microfine and refers to calibration method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1035680A (en) * 1988-03-07 1989-09-20 西安有色金属研究所 The mercury antimony partition method of mercury antimony complex ore
CN101172267A (en) * 2007-12-03 2008-05-07 西部矿业股份有限公司 Technique for improving complex vulcanizing copper mine ore floatation indicators
CN101585017A (en) * 2009-06-05 2009-11-25 湖南有色金属研究院 Ore-selecting method of difficultly-selected copper zinc sulphur ore
CN104080541A (en) * 2012-01-27 2014-10-01 赢创德固赛有限公司 Enrichment of metal sulfide ores by oxidant assisted froth flotation
CN106824550A (en) * 2017-03-22 2017-06-13 辽宁宝翔科技有限公司 A kind of iron mineral inhibitor and preparation method thereof
CN107812617A (en) * 2017-10-25 2018-03-20 江西理工大学 One kind improves the difficult copper sulfide ore beneficiation of microfine and refers to calibration method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113333177A (en) * 2021-05-20 2021-09-03 中国恩菲工程技术有限公司 Combined inhibitor for separating copper sulfide ore containing secondary copper and separation method

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